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Fujikura Ltd patents


Recent patent applications related to Fujikura Ltd. Fujikura Ltd is listed as an Agent/Assignee. Note: Fujikura Ltd may have other listings under different names/spellings. We're not affiliated with Fujikura Ltd, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "F" | Fujikura Ltd-related inventors


Optical device

An optical device includes a housing part that includes an open window disposed inside the housing part, an optical element into which light enters via the window, and a window glass plate that blocks the window. The window glass plate includes a light-transmissive base material and a metal coating film provided on an outer peripheral part of the light-transmissive base material. ... Fujikura Ltd

Optical fiber coating removal device, external device, optical fiber coating removal system, and optical fiber coating removal method

An optical fiber coating removal device which heats a coating of an optical fiber with a heater and removes the coating with a blade includes a communicator which receives information based on optical fiber type information to specify an optical fiber type selected by a user from among a plurality of optical fiber types, transmitted from an external device to which the optical fiber type information has been input, and a heater which heats a coating of an optical fiber using the received information based on the optical fiber type information. The heater can heat a coating under a plurality of conditions according to the optical fiber type information.. ... Fujikura Ltd

Optical fiber cutter

An optical fiber cutter includes a base that includes a pair of clamps, a blade member moving base that includes a disk-shaped blade member and is configured to move the blade member and bring an outer circumferential edge of the blade member into contact with a surface of the optical fiber, and a pressing that press-bends a scratched portion of the optical fiber to cut the optical fiber. The blade member is rotatably fixed to the blade member moving base to change a position of the outer circumferential edge to be in contact with the optical fiber. ... Fujikura Ltd

Coating removing device

A coating removing device includes a main body that includes a blade used for coating removal; a gripping section that grips an optical fiber; and a slider that connects the main body and the gripping section together so as to be able to approach or separate from each other. The coating removing device removes a coating from the optical fiber by separating the main body and the gripping section after an incision has been made in the coating of the optical fiber using the blade. ... Fujikura Ltd

Sensor node and method of controlling the same

A sensor node of the invention includes: a first to nth (n is an integer equal to or greater than two) environmental sensors which are configured to acquire ambient environmental information; a transmitter that is configured to regularly issue ambient environmental information acquired by at least one of the second to nth environmental sensors at a predetermined cycle and is configured to irregularly issue ambient environmental information acquired by the first environmental sensor and ambient environmental information acquired by at least one of the second to nth environmental sensors; a detector that is configured to detect a change value of ambient environmental information acquired by the first environmental sensor greater than a first threshold value; and a transmission interval controller that is configured to control a timing at which the transmitter regularly and irregularly issues the ambient environmental information.. . ... Fujikura Ltd

Coating removing device

A coating removing device includes a heating section that includes a heater to heat a coating of an optical fiber, and a blade to make an incision in the coating of the optical fiber; a gripping section that grips the optical fiber and is capable of moving with respect to the heating section; and a counter that counts a coating removal event number by detecting separation between the heating section and the gripping section.. . ... Fujikura Ltd

Vehicular headlamp

A vehicular headlamp includes a light source on which a light emitting diode is mounted on a substrate, a heat spreading plate attached to the substrate so as to be capable of transferring heat, a holding member integrated with the heat spreading plate, a heat pipe comprising a first end portion and a second end portion, each of which having a circular cross-section, the first end portion being rotatably engaged with the holding member, and a heat sink connected to the second end portion.. . ... Fujikura Ltd

Laser processing apparatus and laser processing method

A laser processing apparatus 10 includes a continuous-wave laser oscillator 12 for generating a continuous-wave laser beam, a condenser lens 18 for concentrating a continuous-wave laser beam onto a workpiece, and a delay time setting means for calculating an energy value for each processing by a continuous-wave laser beam irradiation on the basis of processing data and accumulating the calculated energy value, and setting a predetermined delay time between the processings when the accumulated energy value exceeds a predetermined threshold.. . ... Fujikura Ltd

Heat exchanger and magnetic heat pump device

Provided is an mcm heat exchanger 10 including linear bodies formed of a magnetocaloric material having a magnetocaloric effect and a case 13 filled with the linear bodies, in which each of the linear bodies is a stranded wire 12 obtained by twisting at least two wires 121.. . ... Fujikura Ltd

Rod bundle and method of manufacturing optical fiber

A rod bundle includes a core-clad rod that includes a core rod and a cladding layer that covers the core rod, a plurality of first filling rods disposed around the core-clad rod to be in contact with the core-clad rod, and two second filling rods that are disposed opposite to each other and interposing the core-clad rod therebetween to be distant from the core-clad rod and form first spaces with the core-clad rod. The rod bundle also includes a pair of second spaces that are next to the core-clad rod are formed to interpose the core-clad rod therebetween in a direction perpendicular to a direction in which the two second filling rods are opposite to each other and, in a transverse plane, an area of each of the first spaces is more than an area of each of second spaces.. ... Fujikura Ltd

Photoelectric conversion element

A photoelectric conversion element including: a substrate; a plurality of conductive layers provided on the substrate and arranged with grooves interposed therebetween; and at least one photoelectric conversion cell. The photoelectric conversion cell includes: one conductive layer of the plurality of conductive layers; a counter substrate facing the conductive layer; and an oxide semiconductor layer provided between the conductive layer and the counter substrate. ... Fujikura Ltd

Optical transmission device and bidirectional optical transmission device

An optical transmission device includes a plurality of transmitting/receiving units provided on a substrate, each transmitting/receiving unit includes: an optical transmitter; an optical receiver; a polarization combiner/splitter; and a connection portion. In the connection portions which are arranged at the positions symmetrical to each other, a direction opposite, with respect to a virtual symmetry axis, to a direction of a main electric field on a plane perpendicular to an emission direction of an optical wave of the connection portion which is emitted from one of the connection portions to an outside is substantially orthogonal to a direction of a main electric field on a plane perpendicular to an emission direction of an optical wave of the connection portion which is emitted from the other of the connection portions to an outside.. ... Fujikura Ltd

Multicore optical fiber and method of producing multicore optical fiber

A multicore optical fiber that includes: a core that is formed of silica glass doped with at least fluorine, the core having a relative refractive index difference with respect to a refractive index of silica as a reference being −0.30% to −0.10%; and a clad that is formed of silica glass doped with at least fluorine. The clad includes a first clad surrounding an outer periphery of the core and a second clad provided outside the first clad. ... Fujikura Ltd

Amplification optical fiber and laser device

An amplification optical fiber according to the present invention includes: a core doped with an active element, through which multi-mode light propagates; an inner cladding that surrounds the core and has a refractive index lower than that of the core; and an outer cladding that surrounds the inner cladding and has a refractive index lower than that of the inner cladding. The inner cladding has a polygonal outline in a cross section perpendicular to the longitudinal direction, and the inner cladding has a permanent twist applied by turning around the central axis of the core.. ... Fujikura Ltd

07/12/18 / #20180197650

Aluminum alloy conductive wire, and electrical wire and wire harness using the same

An aluminum alloy conductive wire contains 0.15 mass % or more and 0.25 mass % or less of si; 0.6 mass % or more and 0.9 mass % or less of fe; 0.05 mass % or more and 0.15 mass % or less of cu; 0.3 mass % or more and 0.55 mass % or less of mg; and 0.015 mass % or less in total of ti, v, and b. The aluminum alloy conductive wire has tensile strength of 170 mpa or less, and an average crystal grain size of 5μm or less.. ... Fujikura Ltd

07/12/18 / #20180196214

Fiber arrangement member and optical wiring unit

A fiber arrangement member includes: a tubular housing that houses a plurality of optical fibers; and a plurality of guide portions extending from a first end in an axial direction of the housing toward side areas of the first end. The guide portions extend from the housing in different directions from each other crossing an axial line of the housing. ... Fujikura Ltd

07/12/18 / #20180196212

Grounding structure of optical fiber cable

A grounding structure of an optical fiber cable that includes a sheath, a plurality of optical fibers housed in the sheath, and a first tension member and a second tension member embedded in the sheath so as to interpose the optical fibers therebetween in a radial direction includes: a conductive member that electrically connects a first extending portion of the first tension member and a second extending portion of the second tension member. The first extending portion and the second extending portion extends from an end portion of the sheath. ... Fujikura Ltd

07/12/18 / #20180196211

Optical fiber cord and method of manufacturing optical fiber cord

An optical fiber cord includes: a multi-fiber cord section that includes an outer cover that encloses an optical fiber unit where a plurality of coated optical fibers are gathered; a plurality of branch cord sections where the coated optical fibers are housed in branch tubes; and a branch protection section that includes an exterior member that covers a branch portion where the plurality of coated optical fibers are branched from the multi-fiber cord section toward the branch cord sections.. . ... Fujikura Ltd

07/12/18 / #20180196204

Optical connector retaining unit and optical wiring unit

An optical connector retaining unit includes: an optical connector retaining member that retains an optical connector of a distal end of an optical fiber in a connection standby state being optically connected to nothing; and a reflecting section that reflects visible light emitted from the distal end of the optical fiber after led into a proximal end of the optical fiber opposite to the distal end thereof provided with the optical connector, at an inclination angle of 45 degrees or less with respect to an optical axis of the emitted visible light, or a scattering section that scatters visible light emitted from the distal end of the optical fiber such that scattered light includes light within the inclination angle of 45 degrees or less with respect to the optical axis of the emitted visible light.. . ... Fujikura Ltd

07/12/18 / #20180194666

Optical fiber production method

An optical fiber production method includes: drawing an optical fiber from an optical fiber preform in a drawing furnace; cooling the optical fiber in an annealing furnace; and delivering the optical fiber into the annealing furnace, and controlling a temperature difference between a temperature of the optical fiber and a fictive temperature of glass forming a core included in the optical fiber to be higher than 20° c. And lower than 100° c.. ... Fujikura Ltd

06/28/18 / #20180183168

Electric connector

. . In an electric connector, a receptacle contact has an elastic portion of at least one curved form between a contact portion and a connection portion. An inclination portion is formed between the elastic portion and the contact portion, and further an enlarged engaging portion communicating with the inclination portion is formed at the side of the contact portion. ... Fujikura Ltd

06/28/18 / #20180181234

Wiring body, wiring board, and touch sensor

A wiring body includes: a first resin layer; an electrode layer on the first resin layer and formed by first conductor lines; a first lead wire layer on the first resin layer and formed by second conductor lines; and a boundary line interposed between the electrode layer and the first lead wire layer. The wiring body satisfies w1<w2 and l1>w3 where w1 represents a width of the first conductor lines in a direction orthogonal to an extending direction of the first conductor lines, w2 represents a width of the second conductor lines in a direction orthogonal to an extending direction of the second conductor lines, l1 represents a length of the boundary line in its extending direction, and w3 represents a width of the one end part of the first lead wire layer in a direction orthogonal to an extending direction of the first lead wire layer.. ... Fujikura Ltd

06/28/18 / #20180180965

Light modulation element

A light modulation element constituted by a substrate type optical waveguide has a mach-zehnder interferometer; and a traveling wave electrode having a signal electrode arranged at least between a first phase modulator and a second phase modulator and electrically connected to both of the first phase modulator and the second phase modulator. A polarity of a semiconductor region of the first phase modulator connected to the signal electrode and a plurality of a semiconductor region of the second phase modulator connected to the signal electrode are different from each other.. ... Fujikura Ltd

06/21/18 / #20180175583

Laser device and laser device manufacturing method

In a laser device 1 in which a laser module 2 is mounted on a heat sink 3, a base plate 20 of the laser module 2 is fixed onto a mounting surface 3s of the heat sink 3 in such a manner that a peripheral part 20b is fixed to the heat sink 3 with screws. The elastic force of the base plate 20 causes stress in the direction toward the mounting surface 3s on the central part 20a of the base plate 20 surrounded by the peripheral part 20b.. ... Fujikura Ltd

06/14/18 / #20180166186

Flame retardant resin composition, and cable and optical fiber cable using the same

Disclosed is a flame retardant resin composition containing a polyolefin resin, a silicone compound, a fatty acid containing compound, calcium carbonate, and a triazine ring containing hindered amine compound. In this composition, relative to 100 parts by mass of the polyolefin resin, the silicone compound is blended at a ratio of 1.5 parts by mass or more and 10 parts by mass the fatty acid containing compound is blended at a ratio of 3 parts by mass or more and 20 parts by mass, the calcium carbonate is blended at a ratio of 10 parts by mass or more and less than 120 parts by mass, the triazine ring containing hindered amine compound is blended at a ratio of 0.05 part by mass or more and less than 10 parts by mass, and the triazine ring containing hindered amine compound includes an oxygen atom.. ... Fujikura Ltd

06/14/18 / #20180164522

Round and small diameter optical cables with a ribbon-like optical fiber structure

Anti optical fiber cable including an optical fiber ribbon in a pipe, wherein the ribbon includes at least two optical fibers arranged side by side, and wherein at least two of the optical fibers are bonded intermittently along a length of the fibers.. . ... Fujikura Ltd

06/07/18 / #20180159633

Optical transmitter, active optical cable, and optical transmission method

A connector which serves as an optical transmitter in accordance with an embodiment of the present invention includes: a transmitting circuit configured to convert a data signal into an electric current signal, the data signal being a three-valued; and an ld configured to convert the electric current signal into an optical signal. The transmitting circuit detects, as an idle interval, an interval during which the data signal falls within a predetermined range that is between a high level and a low level. ... Fujikura Ltd

06/07/18 / #20180154616

Conductor-layer-equipped structure and touch panel

A conductor-layer-equipped structure includes: a wiring body that includes a first resin layer, a first conductor layer provided on the first resin layer, and a second resin layer provided on the first resin layer so as to cover the first conductor layer; a cover glass that is in direct contact with one main surface of the wiring body or adheres to the one main surface of the wiring body via a first adhesion layer; and a liquid crystal panel that is in direct contact with the another main surface of the wiring body or adheres to the another main surface of the wiring body via a second adhesion layer. The first resin layer includes a material having optical isotropy. ... Fujikura Ltd

05/24/18 / #20180145728

Digital wireless communication device and digital wireless communication system

A composite cable (4) houses a plurality of leaky coaxial cables having mutually different radiation characteristics. The leaky coaxial cable (2a, 2b) includes therein an inner conductor and an outer conductor, and has a plurality of leakage slots. ... Fujikura Ltd

05/17/18 / #20180136423

Optical fiber unit and optical fiber cable

An optical fiber unit includes: an optical fiber bundle formed by bundling a plurality of optical fibers; and a plurality of bundling members. Each of the bundling members is wound on an outer circumference of the optical fiber bundle along a length direction of the optical fiber bundle while a winding direction of the bundling member is reversed alternately, and joined with another bundling member at reverse sections where the winding direction of the bundling member is reversed. ... Fujikura Ltd

05/03/18 / #20180120516

Ferrule and method of manufacturing optical-fiber-attached ferrule

A ferrule holds end portions of optical fibers and includes: a plurality of optical fiber holes arranged in a predetermined direction, wherein the optical fibers are inserted into the plurality of optical fiber holes; and an adhesive-filling section that is filled with an adhesive and internally includes an opening surface of the plurality of optical fiber holes and an opposed surface opposed to the opening surface. The adhesive-filling section includes an upper side opening and a lower side opening, the upper side opening opens on a top surface that is a surface on a side from which the adhesive is filled, and the lower side opening opens on a lower surface that is a surface on a side opposite to the top surface.. ... Fujikura Ltd

05/03/18 / #20180120512

Optical-fiber-attached ferrule and method of manufacturing the same

An optical-fiber-attached ferrule includes: an optical fiber hole into which an optical fiber is inserted; and a filling section filled with a liquid refractive index-matching material. The filling section internally includes an opening surface of the optical fiber hole and an opposed surface that is opposed to the opening surface, and the filling section is filled with the liquid refractive index-matching material while an end surface of the optical fiber inserted into the optical fiber hole abuts with the opposed surface. ... Fujikura Ltd

04/19/18 / #20180109326

Optical receiver, active optical cable, and control method for optical receiver

The present disclosure includes a photodetector element (11) that converts an optical signal into an electric current signal; a transimpedance amplifier (12a) that converts the electric current signal into a voltage signal; a differential amplifier (12d) that converts the voltage signal into a differential signal, by performing differential amplification of a difference between the voltage signal and a threshold voltage; an los detection circuit that detects a no-signal section of the optical signal; and an mcu that repeatedly executes offset cancellation processing, the offset cancellation processing including threshold voltage change processing in which the threshold voltage is changed such that an offset voltage of the differential signal is reduced, the mcu 13 skipping the threshold voltage change processing in the no-signal section.. . ... Fujikura Ltd

04/19/18 / #20180108581

Lid, and optical device package

A lid constitutes, together with a housing, a package that encloses an optical element. The lid includes a frame plate divided into a first member and a second member; and a window plate that closes an opening of the frame plate. ... Fujikura Ltd

04/19/18 / #20180106977

Optical fiber cable

An optical fiber cable includes: a cable main body including a core that includes optical fibers, at least a pair of tension members that face each other with the core interposed therebetween, and an inner sheath that covers the core and the tension members; a cylindrical outer sheath that accommodates the cable main body; a reinforcing sheet provided between the cable main body and the outer sheath; and a rip cord provided between the reinforcing sheet and the cable main body. The reinforcing sheet surrounds an entire circumference of the cable main body, the reinforcing sheet includes an overlapping portion in which portions of the reinforcing sheet overlap each other in a portion in a circumferential direction of the cable main body, and the reinforcing sheet is formed of a metal.. ... Fujikura Ltd

04/12/18 / #20180103133

Connector and method of manufacturing the same

A connector is formed by fixing two or more connector parts each made from a resin to each other by press fitting or with an adhesive. At least one weld part regulating thermal deformation between the connector parts is formed in a boundary portion between the adjoining connector parts.. ... Fujikura Ltd

04/12/18 / #20180099894

Control device, and manufacturing apparatus of optical fiber

A control device which is used in a manufacturing apparatus of an optical fiber, the manufacturing apparatus including: a drawing unit; a coating unit; and a curing unit which cures the coating layer. The control device includes: one or a plurality of direction changing devices which change a direction of the bare optical fiber at any position between the drawing unit and the coating unit; a position detection unit which detects a position of the bare optical fiber in the direction changing device; an outer diameter measurement unit which measures an outer diameter of the bare optical fiber; and a control unit which controls a flow rate of a fluid introduced into the direction changing device on the basis of the position of the bare optical fiber measured by the position detection unit and the outer diameter of the bare optical fiber measured by the outer diameter measurement unit.. ... Fujikura Ltd

04/12/18 / #20180099893

Control device and manufacturing apparatus of optical fiber

A control device which is used in a manufacturing apparatus of an optical fiber, the manufacturing apparatus including a drawing unit and a coating unit. The control device includes: one or a plurality of non-contact holding portions which hold the bare optical fiber at any position between the drawing unit and the coating unit; a position detection unit; and a control unit which controls a flow rate of a fluid introduced into the non-contact holding portion on the basis of the floating position detected by the position detection unit. ... Fujikura Ltd

04/05/18 / #20180093423

Joint structure and method of manufacturing joint structure

A joint structure comprises a light-absorbable member having at least one opening portion and a light-permeable member superposed on the light-absorbable member so as to cover the opening portion, wherein an annular weld part is formed so as to enclose the opening portion and join the light-absorbable member and the light-permeable member, and the light-permeable member is formed into a thin sheet adhering to the light-absorbable member by deforming at a depressurized state of an interior of the opening portion before the formation of the annular weld part.. . ... Fujikura Ltd

04/05/18 / #20180093346

Joint structure and method of manufacturing joint structure

A joint structure comprising a light-absorbable member having at least one opening portion and a light-permeable member superposed on the light-absorbable member so as to cover the opening portion, wherein an annular weld part is formed so as to enclose the opening portion and join the light-absorbable member and the light-permeable member, and an area ratio of a portion at the side of the light-absorbable member to a portion at the side of the light-permeable member side is in a range of 12-35 viewing a section perpendicular to the extending direction of the annular weld part.. . ... Fujikura Ltd

04/05/18 / #20180093345

Joint structure and method of manufacturing joint structure

A joint structure comprises a light-absorbable member having at least one opening portion and a light-permeable member superposed on the light-absorbable member so as to cover the opening portion, wherein a first annular weld part is formed so as to enclose the opening portion and join the light-absorbable member and the light-permeable member, and a second dot-like weld part(s) joining the light-absorbable member and the light-permeable member is/are formed in a position adjacent to the first weld part.. . ... Fujikura Ltd

03/29/18 / #20180086228

Load-detecting device

The load-detecting device 1 includes a base 2 engaged with a pair of s springs 100, and a load detection sensor unit su that is mounted on the base 2 and includes a first electrode 52 and a second electrode 62 facing each other and being brought into contact with each other by pressing force of the seat cushion when a load is detected the upper surface 47s of the load detection sensor unit su that is pressed by the seat cushion when a load is detected is located at the same height as or higher than the upper ends 101 of the respective s springs 100, with which the base 2 is engaged, and the contact surface between the first electrode 52 and the second electrode 62 is located lower than the upper ends 101 of the respective s springs 100, with which the base 2 is engaged.. . ... Fujikura Ltd

03/15/18 / #20180074612

Wiring body, wiring board, touch sensor, and production method for wiring body

A wiring body includes a resin layer, an electrode layer provided on a surface of the resin layer at one side and including a first line-like conductor layer, and a lead wiring layer provided on the surface of the resin layer at the one side and including one second line-like conductor layer. The at least one second line-like conductor layer is formed integrally with the electrode layer. ... Fujikura Ltd

03/15/18 / #20180072186

Load-detecting device

A load-detecting device 1 includes a load detection sensor unit su and a base 2 on which the load detection sensor unit su is mounted, and the load detection sensor unit su includes an upper surface 47s configured to be pressed by a seat cushion sc, a first electrode 52, and a second electrode 62. The upper surface 47s moves with respect to the mount surface 21s such that an angle of the upper surface 47s with respect to the mount surface 21s changes.. ... Fujikura Ltd

03/01/18 / #20180059327

Substrate-type optical waveguide and substrate-type optical modulator

In order to reduce a high frequency loss of a substrate-type optical waveguide without facilitating, in a low frequency domain, a reflection by an entrance end of a traveling-wave electrode, the substrate-type optical waveguide includes a coplanar line, provided on an upper surface of an upper cladding, which includes (i) a traveling-wave electrode connected to a p-type semiconductor region and (ii) an earth conductor connected to an n-type semiconductor region. The traveling-wave electrode and the earth conductor are provided so that a distance d therebetween decreases as a distance from an entrance end of the traveling-wave electrode increases.. ... Fujikura Ltd

02/15/18 / #20180045990

Optical device and method for manufacturing optical device

An optical device includes a window glass plate with which a window of a lid section is provided and which is connected to the lid section via a solder layer so that an internal space of the optical device is hermetically sealed. The solder layer has a void which is isolated from an external space and an internal space of the optical device.. ... Fujikura Ltd

02/15/18 / #20180045894

Plug-side optical connector and optical connector system

A plug-side optical connector includes: an insertion section that is inserted inside a cylindrical coupling section of a receptacle-side optical connector; a rotation section that is coupled to the coupling section of the receptacle-side optical connector; and a waterproofing member disposed on an outer peripheral surface of the insertion section inside the rotation section to contact an inner peripheral surface of the coupling section of the receptacle-side optical connector when the insertion section is inserted inside the coupling section of the receptacle-side optical connector. The rotation section is rotatable outside the insertion section. ... Fujikura Ltd

02/08/18 / #20180040525

Electronic component-mounted body and method for manufacturing same

An electronic component-mounted body (1) in accordance with an embodiment of the present invention is configured such that an ic chip (20) is fixed, with use of a post (30) having a thermosetting property, to a wiring substrate (10) having an anisotropic linear expansion coefficient.. . ... Fujikura Ltd

01/25/18 / #20180027668

Method of manufacturing conductive layer and wiring board

A method of manufacturing a conductive layer on a support body includes a first process of forming a precursor layer containing at least one of metal particles and metal oxide particles on the support body; a second process of forming a sintering layer by irradiating an electromagnetic wave pulse on the precursor layer; and a third process of compressing the sintering layer. The conductive layer is formed by repeating the first to third processes “n” times, where “n” denotes a natural number equal to or greater than 2, on the same location of the support body, and the third process performed in the first to (n−1)th operations includes forming a surface of the sintering layer in an uneven shape.. ... Fujikura Ltd

01/25/18 / #20180027661

Stretchable circuit board

A stretchable circuit board includes: a stretchable base; a stretchable wiring formed on the stretchable base; an electronic component mounted on the stretchable base; and a connecting section that electrically connects between the electronic component and the stretchable wiring, and is stretchable and formed such that its young's modulus is greater than or equal to that of the stretchable wiring. In addition, the stretchable circuit board includes a stretchable insulating film formed on the stretchable base and the stretchable wiring excluding a place where the connecting section is formed.. ... Fujikura Ltd

01/25/18 / #20180025861

Load detection sensor and load detection sensor unit

A load detection sensor 5 of the invention includes: a first electrode sheet 50 which includes first electrode 52 and a first contact point 53; a second electrode sheet 60 which includes a second electrode 62 and a second contact point 63; a spacer 70 which is disposed between the first electrode sheet and the second electrode sheet; one terminal 5a which is electrically connected to the first electrode 52; and the other terminal 5b which is electrically connected to the first contact point 53. A connection maintaining portion ap in which an electrical connection is maintained even when an external pressure is not applied thereto is formed by the first contact point 53 and the second contact point 63, and odd series of the switches sw electrically connected in series between one terminal 5a and the other terminal 5b are set.. ... Fujikura Ltd

01/25/18 / #20180025850

Photoelectric conversion element

A photoelectric conversion element includes a cell which includes a pair of substrates, an oxide semiconductor layer provided on one of the substrates, an electrolyte provided between the substrates, and a sealing portion joining the substrates. At least one of the substrates includes a joining portion joined to the sealing portion and a non-joining portion present inside the joining portion and not joined to the sealing portion. ... Fujikura Ltd

01/25/18 / #20180022232

Load detection sensor unit

A load detection sensor unit includes: a load detection sensor which includes a pair of electrodes facing each other with a predetermined gap interposed therebetween and a metal plate covering at least a part of one electrode; and a pressing member that includes a pressing portion pressed against a sheet cushion of a seat device and harder than the sheet cushion, and the pair of electrodes contacts each other when the metal plate is bent in a case in which the pressing portion presses a part of the metal plate.. . ... Fujikura Ltd

01/18/18 / #20180018051

Wiring body, wiring board, and touch sensor

A wiring body includes a first conductor layer, a second conductor layer, and a first insulation layer interposed between the first and second conductor layers. The first conductor layer includes a first electrode, a first lead wire electrically connected to the first electrode, and a first shield layer electrically insulated from the first electrode and the first lead wire. ... Fujikura Ltd

01/18/18 / #20180018042

Wiring body for touch sensor, wiring board for touch sensor, and touch sensor

A wiring body for a touch sensor includes a first resin layer, a first conductor layer provided on the first resin layer and including a first conductor line, a second resin layer covering the first conductor layer, and a second conductor layer provided above the first conductor layer via the second resin layer and including a second conductor line. The first and second conductor layers are electrically insulated by the second resin layer, a following expression is satisfied: d1<d2. ... Fujikura Ltd

01/18/18 / #20180017738

Optical-fiber-attached ferrule and method of manufacturing the same

An optical-fiber-attached ferrule of the invention includes: an optical fiber; and a ferrule that holds an end portion of the optical fiber, where the ferrule includes a ferrule end surface, a fiber hole to insert the optical fiber, an adhesive-filling section that includes an opening surface of the optical fiber hole and an opposed surface opposed to the opening surface, and a light transmitting part that transmits an optical signal between the ferrule end surface and the opposed surface, and an end surface of the optical fiber is disposed close to the opposed surface in the adhesive-filling section the adhesive-filling section is filled with an optical adhesive with shore hardness d of equal to or less than 50.. . ... Fujikura Ltd

01/11/18 / #20180011347

Optical modulation element, optical modulator, and manufacturing method of optical modulation element

Provided is an optical modulation element which includes an optical waveguide. The optical waveguide includes: a rib part; a first slab part extending from the first side face of the rib part; aid a second slab part extending from the second side face of the rib part. ... Fujikura Ltd

01/11/18 / #20180011245

Dispersion shifted optical fiber

A dispersion shifted optical fiber where a radius r0 of a first center segment is 0.5 μm to 2.8 μm, and a relative refractive index difference Δ0 is 0.4% or more and 0.9% or less. A radius r1 of a first segment is 1.8 μm or more and 4.5 μm or less. ... Fujikura Ltd

01/04/18 / #20180003957

Optical device and method of producing same

An optical device including a housing; an optical element contained in the housing; and a cover that seals an opening of the housing. The cover includes a frame member having an opening that serves as a window section, and a window section glass plate bonded to the frame member and seals the opening of the frame member. ... Fujikura Ltd

12/28/17 / #20170371101

Micro optical circuit and optical mode converter

Provided is a micro optical circuit including a first micro optical waveguide and a second micro optical waveguide with a boundary face therebetween, in which the height of the first and second micro optical waveguides is different from each other, and the side faces of the first micro optical waveguide are connected to the side faces of the second micro optical waveguide at first and second connection points in a plan view. An intersection between the boundary face and the center line equidistant from the two side faces of the second micro optical waveguide is present in a region between a first straight line and a second straight line in a plan view, the first straight line passing through the first and second connection points, the second straight line crossing the second micro optical waveguide so as not to cross the first micro optical waveguide.. ... Fujikura Ltd

12/07/17 / #20170351039

Cleaning tool and cleaning method

A cleaning tool includes a head member that presses a cleaning element at a pressing face against a cleaning target; a feed mechanism that supplies the cleaning element to the pressing face and that collects the cleaning element from the pressing face; and a liquid supply section that supplies a liquid cleaner and moistens the cleaning element at the pressing face with the liquid cleaner.. . ... Fujikura Ltd

11/30/17 / #20170345949

Pressure sensor and pressure sensor module

A pressure sensor includes a base including an accommodation portion, a pressure sensor element disposed in the accommodation portion, and a lead portion electrically-connected to the pressure sensor element, including a terminal portion provided along a lower surface of the base, and being exposed to an outside of the base, where the terminal portion includes a recessed groove portion provided on a second surface which is an opposite surface of a first surface facing the body, and where the recessed groove portion divides at the second surface, a first region including a tip of the terminal portion and a second region next to the first region and away from the tip of the terminal portion.. . ... Fujikura Ltd

11/30/17 / #20170343759

Optical fiber-cable branch member and optical fiber-cable branch structure

An optical fiber cable branch member includes a branch member main body, a cable-fixing portion which holds and fixes, onto the branch member main body, an end portion of a jacket of an optical fiber cable including a first optical fiber core bundle and the jacket which coats an outer circumference of the first optical fiber core bundle, and includes a tension resistance member buried in a cable longitudinal direction, a tube-fixing portion which fixes, onto the branch member main body, a plurality of protective tubes which respectively cover and protect respective outer circumferences of a plurality of second optical fiber core bundles obtained by branching the first optical fiber core bundle extending from the end portion of the jacket, and a main body-fixing portion which fixes the branch member main body onto an object to be attached.. . ... Fujikura Ltd

11/30/17 / #20170343294

Heat spreading module

In a heat spreading module, a plurality of hollow paths is formed in a thin plate-shaped main body so as to pass though the heating portion, and the hollow paths communicate with each other in a heating portion, a working fluid is enclosed in the hollow paths, a wick is disposed in each of the hollow paths such that a vapor flow path in which vapor of the working fluid flows is formed in each of the hollow paths, a part of each wick is positioned at the heating portion, and the vapor flow paths formed in the hollow paths communicate with each other in the heating portion.. . ... Fujikura Ltd

11/23/17 / #20170335198

Flame retardant resin composition, and cable and optical fiber cable using the same

. . Disclosed is a flame retardant resin composition comprising a polyolefin resin, calcium carbonate particles blended at a ratio of 5 pts. Mass to 80 pts. ... Fujikura Ltd

11/16/17 / #20170329158

Substrate-type optical waveguide and substrate-type optical modulator

The substrate-type optical waveguide includes a rib-slab type core. A depletion layer exists in a rib part and, in any cross section of the core, a width of a first slab part is set to be greater than a width of a second slab part.. ... Fujikura Ltd

11/09/17 / #20170323733

Dye-sensitized photoelectric conversion element

Disclosed is a photoelectric conversion element including a cell. The cell includes a first electrode, a second electrode, an oxide semiconductor layer provided on the first electrode, and an electrolyte provided between the first and second electrodes. ... Fujikura Ltd

10/26/17 / #20170309384

Superconducting coil

A superconducting coil, includes a coil body around which a superconducting wire is wound; an electrode member which includes a first surface, a second surface, a base portion, and an extension portion, the first surface facing an outer peripheral surface of the coil body, the second surface being positioned to be opposite to the first surface, the base portion being solder-joined to the superconducting wire of the coil body on the first surface, the extension portion extending from the second surface to the outside of the coil body, and an electrode superconducting wire which extends from the second surface of the electrode member toward the extension portion, and is solder-joined to the base portion and the extension portion.. . ... Fujikura Ltd

10/26/17 / #20170308192

Wiring body, wiring board, and touch sensor

A wiring body includes an resin layer, a reticular electrode layer that includes first conductor wires arranged into the shape of a reticulation disposed on the resin layer, and a lead-out wiring layer connected to the reticular electrode layer disposed on the resin layer. The lead-out wiring layer includes a reticulation portion configured by gathering unit reticulations formed by being surrounded by second conductor wires. ... Fujikura Ltd

10/12/17 / #20170294691

Power storage system and power storage method

A power storage system of the invention, includes: a power generator; a first storage battery; a second storage battery having smaller capacitance than that of the first storage battery; a first switcher that connects or disconnects the first storage battery to or from a power supply line and a load device; a second switcher that connects or disconnects the second storage battery to or from the power supply line and the load device; a first switching unit that compares a voltage supplied to the load device with first and second predetermined threshold voltages and controls the first switcher according to a result of the comparison; and a second switching unit that compares the voltage supplied to the load device with third and fourth predetermined threshold voltages and controls the second switcher according to a result of the comparison.. . ... Fujikura Ltd

10/12/17 / #20170293382

Wiring body, wiring board, and touch sensor

A wiring body includes an adhesive layer and a mesh-like electrode layer having a shape of a mesh formed by fine wires intersecting each other is formed on the adhesive layer. The mesh-like electrode layer includes an intersection region intersecting the fine wires with each other and a non-intersection region corresponding to a region except for the intersection region. ... Fujikura Ltd

10/12/17 / #20170293097

Optical fiber cable, and method and apparatus for manufacturing optical fiber cable

An optical fiber cable includes a core including a plurality of units which are assembled and each of which comprises a plurality of optical fibers which are assembled, a pair of tension members disposed so as to face each other with the core interposed therebetween, and a sheath covering the core and the pair of tension members collectively. The units are twisted so as to form a plurality of layers. ... Fujikura Ltd

10/05/17 / #20170288323

Connecting structure of oxide superconducting wire and method of manufacturing the same

A connecting structure of an oxide superconducting wire includes a pair of oxide superconducting wires, tip surfaces of the pair of oxide superconducting wire being disposed to face to each other; a first surface-connecting superconducting wire configured to transit and connect the pair of oxide superconducting wires; and a second surface transit connector configured to transit and connect the pair of oxide superconducting wires, wherein tensile strength of joining sections between the second surface transit connector and the pair of oxide superconducting wires is higher than tensile strength of joining sections between the first surface-connecting superconducting wire and the pair of oxide superconducting wires.. . ... Fujikura Ltd

10/05/17 / #20170287599

Oxide superconducting wire

An oxide superconducting wire, includes a laminate including a base material, an intermediate layer, and an oxide superconducting layer, the intermediate layer being laminated on a main surface of the base material, the intermediate layer being constituted of one or more layers having an orientation, the intermediate layer having one or more first non-orientation regions extending in a longitudinal direction of the base material, the oxide superconducting layer being laminated on the intermediate layer, the oxide superconducting layer having a crystal orientation controlled by the intermediate layer, the oxide superconducting layer having second non-orientation regions located on the first non-orientation regions, and a metal layer which covers at least a front surface and side surfaces of the oxide superconducting layer in the laminate.. . ... Fujikura Ltd

10/05/17 / #20170287598

Oxide superconductor, superconducting wire, and a method of manufacturing the same

An oxide superconductor has a composition expressed by reababcu3o7-x, where re represents one rare earth or a combination of two or more of a rare earth, a satisfies 1.05≦a≦1.35, b satisfies 1.80≦b≦2.05, and x represents an amount of oxygen deficiency, and a non-superconducting phase having an outer diameter of 30 nm or less is included in a superconducting phase.. . ... Fujikura Ltd

10/05/17 / #20170285786

Wiring body, wiring board, touch sensor and method for producing wiring body

A wiring body includes an adhesive :layer and a conductor pattern bonded to the adhesive layer. A surface roughness of an adhesive surface in the conductor pattern bonded to the adhesive layer is rougher than a surface roughness of another surface, which is a surface of the conductor pattern except for the adhesive surface in the conductor pattern.. ... Fujikura Ltd

10/05/17 / #20170285287

Optical fiber ribbon, method for manufacturing optical fiber ribbon, and uv-curable resin composition used for formation of connection parts in intermittently connected optical fiber ribbon

Disclosed is a method for manufacturing an intermittently connected optical fiber ribbon that includes a plurality of optical fibers arranged side by side, and connection parts arranged intermittently and each connecting two adjacent optical fibers. The method involves: a step of applying, between the optical fibers, a uv-curable resin including a siloxane structure in its molecule; a step of removing a portion of the uv-curable resin applied between the optical fibers; and a step of irradiating the uv-curable resin between the optical fibers with uv rays and forming the connection parts.. ... Fujikura Ltd

10/05/17 / #20170285261

Method and apparatus for fabrication of metal-coated optical fiber, and the resulting optical fiber

Method and apparatus for producing metal-coated optical fiber involves feeding a length of glass fiber through a first solution bath so as to plate a first predetermined metal on the glass fiber via electroless deposition. The length of glass fiber is passed continuously from the first solution bath to a second solution bath adapted to plate thereon a second predetermined metal via electrolytic plating such that the optical fiber contacts an electrode only after at least some of the second predetermined metal has been applied. ... Fujikura Ltd

10/05/17 / #20170285259

Optical fiber preform, optical fiber, and method of manufacturing optical fiber

An optical fiber preform includes: a core formed of silica glass which does not contain ge, wherein the core has at least one of characteristics in spectrometry of (1) an absorption peak is present at a wavelength of 240 nm to 255 nm, and (2) a wavelength at which an ultraviolet transmittance is 50% or lower is longer than 170 nm.. . ... Fujikura Ltd

10/05/17 / #20170285257

Optical fiber

An optical fiber includes: a core; and a clad which is formed so as to surround an outer circumference of the core concentrically with the core, the clad having at least an inner cladding layer adjacent to the outer circumference of the core and an outer cladding layer formed on an outer circumference of the inner cladding layer, wherein a refractive index of the outer cladding layer is Δ3, and an outer circumference radius of the outer cladding layer is r3, a relationship of Δ1max>Δ3>Δ2min is satisfied, a relationship of Δ3−Δ2min≦0.08% is satisfied, a relationship of r1<r2<r3 is satisfied, a relationship of 0.35≦r1/r2≦0.55 is satisfied, a cable cut-off wavelength is less than or equal to 1260 nm, and an mfd at a wavelength of 1310 nm is 8.6 μm to 9.2 μm.. . ... Fujikura Ltd

09/28/17 / #20170279275

Power storage system and power storage method

A power storage system includes a power generation element that performs environmental power generation, a first storage battery that receives power generated by the power generation element and supplies the power to a load device, a second storage battery that has a capacitance smaller than that of the first storage battery and is connected in series with the first storage battery, a first switcher that is connected in parallel to the second storage battery, short-circuits both terminals of the second storage battery in a closed state, and releases a short-circuited state of the second storage battery in an open state, and a switching unit that controls the opened and closed states of the first switcher.. . ... Fujikura Ltd

09/28/17 / #20170279195

Time delay device and phased array antenna

The present invention provides a time delay device which allows changing, in accordance with a frequency of a local signal, a delay in a radio frequency signal supplied to an antenna element and also allows reducing a degree of dependency of the delay on a radio frequency in a band which is used. Each of (i) dispersion caused by a first dispersion imparting filter which gives a delay to a first local signal and (ii) dispersion caused by a second dispersion imparting filter which gives a delay to an intermediate frequency signal generated from the first local signal and the radio frequency signal is set to have a positive or negative sign which is opposite to the sign of the other.. ... Fujikura Ltd

09/28/17 / #20170279181

Antenna device

The present invention includes: a film antenna (10); a cable (20) which is connected to a feed section (14) of the film antenna (10); and a support (30) around which at least part of the film antenna (20) is wound, the support (30) including a holding section for holding the cable (20).. . ... Fujikura Ltd

09/28/17 / #20170278886

Optical device and production method for optical device

A cover (8) of an optical device (10) is divided into: a first cover (5) which is fixed to a side wall section (4) so that an optical window (52) covers a light receiving section (1a) that serves as an effective region of an lcos element (1); and a second cover (6) which is fixed to the side wall section (4) and the first cover (5) so as to cover an electrode terminal (3) and a wire (7) that connects the electrode terminal (3) and the semiconductor element (1b) to each other.. . ... Fujikura Ltd

09/28/17 / #20170277306

Wiring body, wiring board, wiring structure, and touch sensor

A wiring body includes an adhesive layer, a first conductor layer disposed on the adhesive layer including a first terminal portion, a resin layer covering the first conductor layer except for at least the first terminal portion, and a second conductor layer disposed on the resin layer including a second terminal portion. The first terminal portion and the second terminal portion are shifted from each other along a thickness direction of the adhesive layer. ... Fujikura Ltd

09/28/17 / #20170277290

Wiring body, wiring board, and touch sensor

A wiring body includes a conductive portion that includes a contact surface having a concave-convex shape, and an adhesive layer stacked on the contact surface. The conductive portion further includes a top surface facing the contact surface that contains conductive particles. ... Fujikura Ltd

09/28/17 / #20170277289

Method for producing conductor-layer-provided structure, substrate-provided wiring body, substrate-provided structure, and touch sensor

A wiring body includes an adhesive layer, a first conductor layer disposed on the adhesive layer that includes a first terminal portion, a resin layer covering the first conductor layer except for at least the first terminal portion, and a second conductor layer disposed on the resin layer that includes a second terminal portion. The first terminal portion and the second terminal portion are shifted from each other along a thickness direction of the adhesive layer. ... Fujikura Ltd

09/28/17 / #20170277013

Optical device and optical switch

An optical device (10) includes an lcos element (3), a heater substrate (2), and a resin layer (4) provided between the lcos element (3) and the heater substrate (2), the resin layer (4) having a larger thickness at a central region of the lcos element (3) than at a peripheral region of the lcos element (3).. . ... Fujikura Ltd

09/28/17 / #20170276932

Optical element module and method for producing optical element module

An optical element module which can adsorb a foreign matter and absorb moisture remaining in the module with use of a simple structure which does not require a complicated production process is provided. An optical element module (101) includes a sealed housing (11, 12) and an optical element 1 mounted in the sealed housing (11, 12), said optical element module (101) further including polyurethane (13) having self-adherence and a desired shape, the polyurethane (13) being fixed inside said optical element module (101) with use of the self-adherence of the polyurethane (13).. ... Fujikura Ltd

09/28/17 / #20170276871

Bonding method, method of producing optical module, and optical module

Realized is a bonding method which makes it possible to cause an angle formed between a front surface of an optical element and an upper end surface of a housing side wall to accurately match a design objective value. The bonding method includes the steps of (a) placing an optical element (12) on a jig (2) so that a front surface (12a) of the optical element (12) is in surface contact with a first flat surface (23a) of the jig'(2); and (b) placing a housing (11) on the jig (2) so that (i) an upper end surface (11a1) of a side wall (11a) of the housing (11) is in surface contact with a second flat surface (21a) of the jig (2) and (ii) a bottom plate (11b) of the housing (11) is in contact with a back surface (12h) of the optical element (12) via an adhesive (15).. ... Fujikura Ltd

09/28/17 / #20170276704

Optical device package and optical switch

The present invention makes it possible to inhibit decrease in optical performance due to a foreign object, while securing a space necessary for wire bonding. A cover (3) is configured such that a distance (z2) between an optical device (1) and a sub-cover member (32) becomes greater than a distance (z1) between the optical device (1) and a cover glass (31).. ... Fujikura Ltd

09/21/17 / #20170271048

Flame retardant resin composition, cable using same and optical fiber cable

A flame retardant resin composition including a base resin including 18 to 85% by mass of a high density polyethylene, 9 to 69% by mass of a low density polyethylene, and 3 to 25% by mass of an acid-modified polyolefin compound, and 25 parts by mass to 110 parts by mass of calcium carbonate particles, more than 1 part by mass to 10 parts by mass of a silicone-based compound, and 2 parts by mass to 20 parts by mass of a fatty acid-containing compound, each on the basis of 100 parts by mass of the base resin.. . ... Fujikura Ltd

09/21/17 / #20170269349

Imaging module, endoscope, and method of manufacturing imaging module

An imaging module of the invention includes: an image-sensing unit that includes an image-sensing device; a lens that has a front end and is optically connected to the image-sensing device; and a frame that is fixed in position with respect to the image-sensing device and includes a lens barrel having an insertion space, into which the front end is to be inserted in at least an optical axis direction. In a state where movement of the lens in a direction intersecting with the optical axis direction is limited, the insertion space is capable of receiving the lens in the direction such that the lens approaches the image-sensing device. ... Fujikura Ltd

09/21/17 / #20170269294

Optical fiber

The refractive index of the inner core part 11 in a region in contact with the boundary of the outer core part 12 is higher than the refractive index of the outer core part 12. The refractive index of the outer core part 12 is gradually decreased from the inner circumferential side to the outer circumferential side. ... Fujikura Ltd

09/14/17 / #20170261702

Optical fiber fixation structure, semiconductor laser module, and method of manufacturing semiconductor laser module

The present invention provides a semiconductor laser module with high reliability that has a simple structure that can prevent a resin for fixing an optical fiber from coming off. The semiconductor laser module 1 has a base plate 11, a semiconductor laser device 22 disposed on the base plate 11, an optical fiber 30 operable to transmit a laser beam emitted from the semiconductor laser device 22, a fiber mount 40 that projects from an upper surface 11a of the base plate 11, and a resin 50 for fixing the optical fiber 30 on the fiber mount 40. ... Fujikura Ltd

09/07/17 / #20170256378

Ion filter and method of manufacturing same

. . An ion filter used for an electron multiplier includes an insulating substrate; a first conductive layer formed on one main surface of the substrate; and a second conductive layer formed on another main surface of the substrate. The ion filter has a plurality of through-holes formed along a thickness direction of the substrate. ... Fujikura Ltd

08/31/17 / #20170250452

Filter and method of designing same

A filter includes: a first resonator and a second resonator; a first strip-shaped conductor which is provided on a dielectric layer provided on a surface of a first wide wall of the first resonator; a first conductor pin which is electrically connected to a first end of the first strip-shaped conductor; a second strip-shaped conductor which is provided on a dielectric layer provided on a surface of a first wide wall of the second resonator; and a second conductor pin which is electrically connected to a first end of the second strip-shaped conductor.. . ... Fujikura Ltd

08/17/17 / #20170235055

Optical coupler, laser device, and taper fiber

Provided is an optical coupler configured to cause an na of light, which exits a taper fiber, to be smaller as compared with a conventional optical coupler. A taper fiber has a high refractive index part which is provided inside a core of the taper fiber and which has a refractive index smaller than a refractive index ncore of the core. ... Fujikura Ltd

08/10/17 / #20170231087

Printed wiring board

A printed wiring board includes an insulating sheet, a conductive layer formed on one main surface of the insulating sheet, and an insulating film laminated with an adhesive layer on the main surface of the insulating sheet formed with the conductive layer. The position of an end part of the insulating film is located outside the position of an end part of the adhesive layer.. ... Fujikura Ltd

08/10/17 / #20170227811

Optical device package, optical switch, and method for manufacturing optical device package

The present invention relates to an optical device package in which a deterioration in performance of an optical device is suppressed which deterioration may be caused by dust on a light path. An optical device package (10) including a case (13, 14) in which an optical device (11) is sealed includes a lid (13) having an optical window (13a) which transmits light, and the optical device (11) is connected to the lid (13) such that at least part of an effective region (ae) of the optical device (11) overlaps with the optical window (13a).. ... Fujikura Ltd

08/03/17 / #20170222726

Optical transmitter, active optical cable, and optical transmission method

. . A connector which serves as an optical transmitter in accordance with an embodiment of the present invention includes: a transmitting circuit configured to convert a data signal into an electric current signal, the data signal being a three-valued; and an ld configured to convert the electric current signal into an optical signal. The transmitting circuit detects, as an idle interval, an interval during which the data signal falls within a predetermined range that is between a high level and a low level. ... Fujikura Ltd

08/03/17 / #20170221609

Oxide superconducting wire, superconducting device, and method for producing oxide superconducting wire

An oxide superconducting wire includes: a laminate which is formed by laminating a tape-shaped base, an intermediate layer, and an oxide superconducting layer; a first protective layer which is formed of ag or an ag alloy and is laminated on a main surface of the oxide superconducting layer of the laminate; a second protective layer which is formed of cu or a cu alloy, is laminated on a main surface of the first protective layer by performing film formation one or more times, and has a thickness of 0.3 μm to 10 μm; and a stabilization layer which is bonded to a main surface of the second protective layer with a solder layer interposed therebetween, wherein the second protective layer is formed to have a thickness of equal to or less than 2.1 μm per film formation.. . ... Fujikura Ltd

08/03/17 / #20170219871

Optical device package

The present invention prevents an optical device from malfunctioning or receiving a reduced amount of light due to a foreign object adhering to or floating above a light receiving portion of the optical device. A metal frame (31) includes at least one protruding section (34) that protrudes toward an lcos element (11).. ... Fujikura Ltd

08/03/17 / #20170219782

Tool for releasing engaged state of optical connector

Disclosed is a tool for releasing an engaged state in which a receptacle-side engagement section formed on a side surface of a receptacle provided on a substrate is engaged with a connector-side engagement section of an optical connector that is attachable to and detachable from the receptacle. The tool includes: release claws to be inserted into respective gaps, each gap being formed between a member arranged between a pair of engagement side plate parts each being provided with the connector-side engagement section, and each engagement side plate part; and a guide part that comes into opposition with a side surface of the optical connector or the receptacle. ... Fujikura Ltd

08/03/17 / #20170219768

Multicore polarization-maintaining fiber

A multicore polarization-maintaining fiber 10 includes a plurality of cores 11, a cladding 12 surrounding the plurality of cores 11, and a plurality of stress applying parts 15 provided sandwiching the plurality of cores 11 in a region surrounded by the outer circumferential surface of the cladding 12. The cross sectional area of the stress applying part 15 is greater than the cross sectional area of the core 11. ... Fujikura Ltd

07/27/17 / #20170214212

Fiber laser system, fiber laser system production method, and processing method

The present invention achieves a fiber laser having a high reflection resistance. A length of an optical fiber mmf is set so that a condition is satisfied at each point on an individual optical path of a fiber laser (fl2), the condition being that a difference between time at which a power of a forward stokes beam (sf) is at a maximum value and time at which a power of a backward stokes beam (sb) is at a maximum value is greater than a sum of a half width at half maximum of the power of the forward stokes beam (sf) and a half width at half maximum of the power of the backward stokes beam (sb).. ... Fujikura Ltd

07/27/17 / #20170210664

Apparatus for manufacturing an optical fiber

An apparatus for manufacturing an optical fiber including: a drawing portion; a coating portion; and a curing portion, wherein: a direction changer which changes a direction of the bare optical fiber is disposed in any position from the drawing portion to the coating portion; the direction changer includes a guide groove which guides the bare optical fiber; a blowout port of a fluid which floats the bare optical fiber wired along the guide groove is formed along the guide groove in the guide groove; and in the blowout port, the reynolds number in an inlet wire portion of the bare optical fiber to the guide groove and an outlet wire portion from the guide groove is greater than the reynolds number in an intermediate portion between the inlet wire portion and the outlet wire portion.. . ... Fujikura Ltd

07/20/17 / #20170205575

Multicore optical fiber and method for manufacturing multicore optical fiber

A multicore optical fiber (1) includes a plurality of cores (11 to 16) and a cladding (20) surrounding the outer circumferential surfaces of the cores (11 to 16). In the plurality of cores of the multicore optical fiber (1), a skew value (s) between a pair of cores is expressed by a predetermined expression. ... Fujikura Ltd

07/20/17 / #20170203996

Manufacturing method for optical fiber

There is provided a manufacturing method for an optical fiber that easily reduces transmission losses in the optical fiber. The method includes a drawing process p1 of drawing an optical fiber from an optical fiber preform 1p in a drawing furnace 110; and a slow cooling process p3 of slowly cooling the optical fiber having been drawn in the drawing process p1 in an annealing furnace 121. ... Fujikura Ltd

07/13/17 / #20170199600

Wiring body, wiring board, touch sensor, and method for producing wiring body

A wiring body includes a first conductor layer including a first conductor wire, a resin layer covering the first conductor layer, and a second conductor layer disposed on the first conductor layer through the resin layer and including a second conductor wire. The wiring body satisfies the formula. ... Fujikura Ltd

07/13/17 / #20170199412

Wiring body assembly, structure with conductor layer, and touch sensor

A wiring body assembly includes a first wiring body that includes a first resin layer serving as a support layer and a first conductor layer provided on the first resin layer that includes a first terminal, a second wiring body that includes a third terminal, and a connection body that includes a resin material and conductive particle dispersed in the resin material. The connection body is interposed between the first and third terminals such that the first wiring body and the second wiring body are electrically connected. ... Fujikura Ltd

07/06/17 / #20170192169

Optical fiber

An optical fiber including a core and a cladding including an inner cladding layer and an outer cladding layer is provided. The refractive index of the core Δ1, the refractive index of the inner cladding layer Δ2, and the refractive index of the outer cladding layer Δ3 have a relationship denoted by the following expressions: Δ1max>Δ2min and Δ1max>Δ3, and 0.01%<. ... Fujikura Ltd

06/22/17 / #20170179683

Ld module

Emitter width of an ld is set greater than a diameter, of a core, in an entrance end surface of an optical fiber. An optical system provided between the ld and the optical fiber causes a diameter, of laser beam, in the entrance end surface of the optical fiber to become smaller than the diameter, of the core, in the entrance end surface of the optical fiber. ... Fujikura Ltd

06/22/17 / #20170179678

Fiber laser system

A fiber laser system enables an improved reflection resistance property. The fiber laser system includes fiber lasers (2 through 4) each having a laser medium which is an optical fiber made from silica glass. ... Fujikura Ltd

06/22/17 / #20170179672

Fiber laser system and method of outputting laser beam

In a fiber laser system (1) for outputting a laser beam obtained by combining a plurality of laser beams outputted by driving the respective fiber laser unit (2a, 2b, 2c), a control section (7) controls a plurality of current sources (6a, 6b, 6c) so that there are time intervals of a certain time between peaks which appear in a case where respective powers of the laser beams rise.. . ... Fujikura Ltd

06/22/17 / #20170179670

Optical fiber, fiber amplifier, and fiber laser

Provided is an optical fiber including a low-refractive-index layer that is disposed between a first cladding and a second cladding and that has a refractive index between those of the first and second claddings. The first cladding has a cladding diameter that is 2.5 or more times the mfd of the fundamental mode at a fluorescence wavelength of an active element in a core, and the low-refractive-index layer has a thickness that is equal to or more than an absorption wavelength of the active element.. ... Fujikura Ltd

06/22/17 / #20170179560

Terminator and termination method

A terminator has an upper dielectric layer provided on an upper broad wall of a post-wall waveguide, and a microstrip line (msl) provided on the upper dielectric layer. A blind via has one end thereof connected with one end of the msl and is inserted inside the post-wall waveguide. ... Fujikura Ltd

06/22/17 / #20170176685

Method for connecting optical waveguide and optical fiber, semiconductor optical device, and method for manufacturing semiconductor optical device having optical fiber connected thereto

The present invention makes it possible to prevent an optical loss in association with mode field diameter conversion and to prevent deformation in a mode field converter. The present invention includes: (a) temporarily fixing an end surface of an optical fiber (1) to an end surface of a core part (8) via a highly-viscous resin (3); and (b) after the step (a), while butting the end surface of the optical fiber (1) against the end surface of the core part (8) through the highly-viscous resin (3), fixing the optical fiber (1) to a semiconductor optical device (100) at a place away from the end surface of the optical fiber (1).. ... Fujikura Ltd

06/22/17 / #20170176681

Optical waveguide element, light-receiving device, optical communication device, optical modulator, optical resonator, and method for manufacturing optical waveguide element

An optical waveguide element includes a core and a cladding that is made of sio2. When ng_i_te is a group refractive index of a te0 polarized wave in the i-th waveguide counted from a light incidence plane of the core and ng_i_tm is a group refractive index of a tm0 polarized wave in the i-th waveguide, the length l_i[m] of the i-th waveguide satisfies a predetermined relation.. ... Fujikura Ltd

06/22/17 / #20170176680

Substrate-type optical waveguide element and method for producing substrate-type optical waveguide element

In a substrate-type optical waveguide element, in a case where effective refractive indexes of a te polarized wave and a tm polarized wave in a first core are defined as nte@wg1 and ntm@wg1, respectively, and effective refractive indexes of a te polarized wave and a tm polarized wave in a second core are defined as nte@wg2 and ntm@wg2, respectively, a magnitude relation of the effective refractive indexes ntm@wg1 and ntm@wg2 at a start position of a parallel-core section is opposite to that at an end position of the parallel-core section, and a relative refractive index difference defined by formula (a) is 0.25 or higher.. . ... Fujikura Ltd

06/22/17 / #20170176679

Substrate-type optical waveguide element

Provided is a substrate-type optical waveguide element in which when (i) effective refractive indexes of a te polarized wave and a tm polarized wave in the first core are nte@wg1 and ntm@wg1, respectively, and (ii) effective refractive indexes of a te polarized wave and a tm polarized wave in the second core are nte@wg2 and ntm@wg2, respectively, a magnitude relation of the effective refractive indexes ntm@wg1 and ntm@wg2 at a start position of a parallel-core section is opposite to a magnitude relation of the effective refractive indexes ntm@wg1 and ntm@wg2 at an end position of the parallel-core section, and at least one of the cores includes (a) a main part having a quadrilateral cross section and (b) a protruding part protruding from one of side surfaces of the main part in a direction parallel to a boundary surface between a lower cladding and a upper cladding.. . ... Fujikura Ltd

06/22/17 / #20170176678

Substrate-type optical waveguide element

An effective refractive index of a tm0 polarized wave guided through the first core when existing alone and an effective refractive index of a te0 polarized wave guided through the second core when existing alone are continuous as a function of a distance from a starting point of a side-by-side arrangement section. A magnitude relationship between an effective refractive index of an odd mode of a te0 polarized wave guided through the side-by-side arrangement section and an effective refractive index of an even mode of a tm0 polarized wave guided through the side-by-side arrangement section is reversed between the starting point and an ending point of the side-by-side arrangement section. ... Fujikura Ltd

06/22/17 / #20170176677

Substrate-type optical waveguide element

An effective refractive index of a tm0 polarized wave guided through the first core when existing alone and an effective refractive index of a te0 polarized wave guided through the second core when existing alone are continuous as a function of a distance from a starting point of a side-by-side arrangement section. A magnitude relationship between an effective refractive index of an odd mode of a te0 polarized wave guided through the side-by-side arrangement section and an effective refractive index of an even mode of a tm0 polarized wave guided through the side-by-side arrangement section is reversed between the starting point and an ending point of the side-by-side arrangement section. ... Fujikura Ltd

06/15/17 / #20170170628

Semiconductor laser apparatus and method of manufacturing the same

A semiconductor laser apparatus includes: a semiconductor laser device that emits laser beam in a first direction; a collimator lens that collimates a component in a second direction perpendicular to the first direction among components of laser beam emitted from the semiconductor laser device; and a lens fixing block having a lens mounting surface perpendicular to a third direction perpendicular to the first and second directions. A first end portion of the collimator lens in the third direction is fixed to the lens mounting surface of the lens fixing block by a fixing resin, and a fillet is formed on each of two crossing surfaces in the first end portion fixed by the fixing resin.. ... Fujikura Ltd

06/15/17 / #20170170622

Fiber laser apparatus and method of manufacturing amplifying coil

A fiber laser apparatus includes a pumping light source which launches pumping light, an amplifying optical fiber which includes a core and a noncircular cladding, and absorbs the pumping light to launch laser light, an amplifying coil which has a configuration around which the amplifying optical fiber is wound, a first reflector which is provided on an input side of the amplifying coil and is configured to reflect the laser light toward the amplifying coil, and a second reflector which is provided on a launching side of the amplifying coil, has a lower reflectance than a reflectance of the first reflector, and is configured to reflect the laser light toward the amplifying coil.. . ... Fujikura Ltd

06/15/17 / #20170168326

Optical waveguide element

To reduce the optical loss, lower the driving voltage, produce a smaller product, and simplify the production process, an embodiment of the present invention includes a rib waveguide core (101) having a rib region (101r) and two slab regions (101s), where a depletion layer (113) is so formed as to extend from the rib region (101r) to the two slab regions (101s).. . ... Fujikura Ltd

06/15/17 / #20170166236

Electrostatic capacity sensor and grip detection device

A grip detection device comprises an electrostatic capacity sensor mounted on a rim of a steering wheel; and a determination unit that detects gripping of the steering wheel based on a detection result of the electrostatic capacity sensor, a plurality of electrode units of elongated shape configuring the electrostatic capacity sensor extending along a direction in which the rim extends and being provided in parallel along a circumferential direction of the rim, of the plurality of electrode units, at least two electrode units are commonly connected, and at least one electrode unit not commonly connected to the commonly connected two electrode units is disposed between the commonly connected two electrode units, the determination unit determining that a driver has gripped the steering wheel when proximity of a human body has been detected by each of at least two electrode units not commonly connected to each other.. . ... Fujikura Ltd

06/08/17 / #20170162998

Fiber laser device

A fiber laser device (1) includes an amplification optical fiber (10) having a core (11) doped with an active element, a first fbg (35) reflecting at least a part of light emitted from the active element, and a second fbg (45) reflecting the light reflected off the first fbg (35) at a reflectance lower than the reflectance of the first fbg (35). The wavelength of a fundamental-mode light beam reflected off the first fbg (35) and the wavelength of a fundamental-mode light beam reflected off the second fbg (45) are matched with each other. ... Fujikura Ltd

06/08/17 / #20170160475

Coat removing method of coated optical fiber

A coat removing method of removing a coat of a coated optical fiber 3 made of a glass fiber 3a and the coat of polyimide resin 3b covering the glass fiber 3a includes holding the coated optical fiber 3 with fiber clamps 5 and 7 at two locations spaced by a predetermined distance in a length direction of the coated optical fiber 3, applying tension to the coated optical fiber 3 in the length direction, pressing a coat removal blade 29 to the coated optical fiber 3 in the tension-applied state in a direction crossing the length direction, to bend the coated optical fiber 3, and moving the coat removal blade 29 in the length direction along the coated optical fiber 3 in the bent state, thereby removing the coat.. . ... Fujikura Ltd

06/08/17 / #20170160167

Optical power monitor device and optical power monitor method

An optical power monitor device includes a first optical fiber, including a core and a cladding surrounding the core and being at least one of an incidence-side optical fiber and a launch-side optical fiber connected to each other at a connection point, which is constituted by a curve portion and a linear portion between the curve portion and the connection point, a low refractive index layer that is provided in at least a portion of the linear portion on an outer side of the cladding and has a refractive index lower than a refractive index of the cladding, and a first optical detector that is provided at a position close to at least the curve portion.. . ... Fujikura Ltd

06/01/17 / #20170155860

Imaging module

. . An imaging module of the invention includes: a solid-state image sensing device including an imaging-device terminal; a connector having a first end face, a second end face located opposite to the first end face, and a side face orthogonal to the first end face, the connector including: a main body serving as an insulating member, an implanted conductor that is implanted in an inside of the main body, a first mounting terminal that is electrically connected to the imaging device terminal and the implanted conductor and is provided on the first end face, a second mounting terminal that is provided on the side face and constitutes part of the implanted conductor, and a third mounting terminal that is provided on the second end face and constitutes part of the implanted conductor; and a signal cable electrically connected to the second mounting terminal.. . ... Fujikura Ltd

06/01/17 / #20170153441

Imaging module and endoscope

An imaging module of the invention includes: a connector including: a first implanted conductor; a second implanted conductor longer than the first implanted conductor; a first groove that includes a second mounting terminal constituting part of the first implanted conductor; a second groove that includes a third mounting terminal constituting part of the second implanted conductor; and a third groove that is located between the first groove and the second groove; and a coaxial cable including: an internal conductor that is provided in the first groove and is electrically connected to the second mounting terminal; a sheath conductor that is provided in the second groove and is electrically connected to the third mounting terminal; and a coated portion that is provided in the third groove.. . ... Fujikura Ltd

06/01/17 / #20170153400

Optical fiber module

An optical fiber module has a package housing having an internal space defined by a base plate, a side wall, and a cover member, a laser device disposed on the base plate within the internal space, an optical fiber that transmits a laser beam emitted from the laser device to an outside of the package housing, a light scattering member that scatters light having a wavelength of the laser beam and covers an outer circumferential surface of the projecting end of the optical fiber, and a heat dissipation portion disposed on the base plate. The optical fiber has a projecting end projecting from an inner surface of the side wall toward the internal space. ... Fujikura Ltd

05/18/17 / #20170141488

Crimp terminal

A crimp terminal (1) includes a barrel (13) on which a recessed serration (14) is formed, the barrel is to be bent and crimped to a conductor portion (21) of a wire (2), and the shape of an outer edge of the serration (14) is formed so that arcs (a1 to a4) each of which is convex outward continue to each other.. . ... Fujikura Ltd

05/18/17 / #20170139168

Method and device for producing optical fiber unit

A method for producing an optical fiber unit by winding at least two bundling members on the outer circumference of an optical fiber bundle formed by bundling a plurality of optical fibers, including: feeding the optical fiber bundle from a fiber passage member; feeding the bundling members while forming intersection points between two of the bundling members on the outer circumference of the optical fiber bundle by feeding at least one of the bundling members from a bundling member passage part of a rotating member arranged to the outer circumference of the fiber passage member, while causing the rotating member to oscillate, with the feeding direction serving as the axis; and fusion-bonding the bundling members at their intersection points.. . ... Fujikura Ltd

05/18/17 / #20170139157

Optical connector

An optical connector of the disclosure includes: an optical connector body including a housing that houses a ferrule, and a coupling that is movable relative to the housing, the optical connector body being employed to release a latched state by moving the coupling rearward relative to the housing; and a pull member including a pull operation part that is located rearward of the coupling. The pull member includes a pair of side plate parts to be respectively arranged along the side surfaces of the coupling. ... Fujikura Ltd

05/18/17 / #20170139136

Planar optical waveguide device, polarization multiplexing 4-value phase modulator, coherent receiver, and polarization diversity

A planar optical waveguide device includes: a substrate; and an optical waveguide that includes a core and a cladding. The core forms a preceding-stage mode conversion section and a subsequent-stage mode conversion section, the preceding-stage mode conversion section being configured to convert a mode of input light, the subsequent-stage mode conversion section being configured to convert a mode of light output from the preceding-stage mode conversion section. ... Fujikura Ltd

05/11/17 / #20170134692

Image transmission/reception system, image transmission device, image reception device, and active cable

In an image transmission/reception system (1) including an active cable (10), an image transmission device (camera 30), and an image reception device (grabber 40), a transmission-side connector (11) of the active cable (10) includes a supplying section (111a) for supplying internal information indicative of an internal state of the transmission-side connector (11) to the image transmission device (30), and the image transmission device (30) includes a superimposing section (mux 35) for superimposing the internal information on an image signal which is to be transmitted to the image reception device (40) via the active cable (10).. . ... Fujikura Ltd

05/11/17 / #20170131471

Light combining/dividing element and light modulator

Provided is a light combining/dividing element which allows generation of reflected light to be suppressed, as compared with a conventional light combining/dividing element. A core of the light combining/dividing element includes an mmi part which is connected to a first core and to each of a second core and a third core. ... Fujikura Ltd

05/11/17 / #20170131467

Optical device and optical device manufacturing method

Provided is an optical device whose resin member is less likely to reach a high temperature, as compared with that of a conventional optical device. The optical device (1) includes (i) an optical fiber (11) in which a jacket-removed section (i1) is provided and (ii) a resin member (12) in which the jacket-removed section (i1) is embedded. ... Fujikura Ltd

04/27/17 / #20170117689

Wire splicing device, wire splicing method, and method for manufacturing splice structure

A wire splicing method including: disposing a tape-like first wire and a tape-like second wire in a holding base so that an end portion of the first wire and an end portion of the second wire face each other; disposing solder to straddle the first wire and the second wire; disposing a connection wire on the solder; pressing a heating body to the first wire, the second wire, and the connection wire via a pressing plate, and pressing together and heating the first wire, the second wire, and the connection wire so as to melt the solder; keeping the first wire, the second wire, and the connection wire pressed together by the pressing plate; separating the heating body from the pressing plate; and cooling the pressing plate to solidify the solder, and thereby connecting the first wire and the second wire together.. . ... Fujikura Ltd

04/27/17 / #20170117688

Wire splicing device, wire splicing method, and method for manufacturing splice structure

A wire splicing method including: disposing an end portion of a tape-like first wire and an end portion of a tape-like second wire in a holding base in an overlapping manner with solder interposed therebetween, pressing a heating body to the first wire and the second wire via a pressing plate, and pressing together and heating the first wire and the second wire so as to melt the solder; keeping the first wire and the second wire pressed together by the pressing plate; separating the heating body from the pressing plate; and cooling the pressing plate to solidify the solder, and thereby connecting the first wire and the second wire together.. . ... Fujikura Ltd

04/27/17 / #20170113961

Apparatus for manufacturing an optical fiber

An apparatus for manufacturing an optical fiber, including a drawing portion, a coating portion, and a curing portion; wherein a direction changer which changes a direction of the bare optical fiber is disposed in any position from the drawing portion to the coating portion, the direction changer includes a guide groove which guides the bare optical fiber, a blowout port of a fluid which floats the bare optical fiber wired along the guide groove is formed along the guide groove in the guide groove, and an average flow rate or a highest flow rate of the fluid in an inlet wire portion of the bare optical fiber to the guide groove, and an outlet wire portion from the guide groove is faster than a lowest flow rate of the fluid in an intermediate portion between the inlet wire portion and the outlet wire portion in the blowout port.. . ... Fujikura Ltd

04/13/17 / #20170102804

Wiring body and wiring board

A wiring board (10) includes a transparent substrate (20) and a conductor pattern (30) provided on the transparent substrate (20), the conductor pattern (30) includes at least one detection electrode (31) having a mesh shape configured by first fine wires (311) and (312) intersecting each other, and the detection electrode (31) includes first disconnection portions (314) provided in parts except intersection points (315) in the first fine wires (311) and (312).. . ... Fujikura Ltd

04/13/17 / #20170102564

Semiconductor optical waveguide, semiconductor optical mudulator, and semiconductor optical modulation system

A boundary surface (12s) which divides a rib (12) of a rib-slab type core (11) into a p-type semiconductor region (12a) and an n-type semiconductor region (12b) is constituted by a first flat surface (s1) serving as a junction surface of a first lateral p-n junction (j1), a second flat surface (s2) serving as a junction surface of a vertical p-n junction (j2), and a third flat surface (s3) serving as a junction surface of a second lateral p-n junction (j3).. . ... Fujikura Ltd

04/13/17 / #20170100917

Bonding method, method for manufacturing structure, and structure

The present invention provides a bonding method (s1) which is capable of achieving a high adhesive force without carrying out any special treatment on the second member (14), even in a case where the first member (11) has a surface on which a gold thin film (12) is formed. The first member (11) is made of a material other than gold and has a surface on which the gold thin film (12) is formed. ... Fujikura Ltd

04/06/17 / #20170099110

Optical receiver circuit and adjustment method for same

An optical receiver circuit includes: a substrate; and an optical waveguide device that is formed on the substrate. The optical waveguide device includes: a first optical splitter section branching the signal light into a first signal light propagation waveguide and a second signal light propagation waveguide and; a second optical splitter section branching the local-oscillator light into a first local-oscillator light propagation waveguide and a second local-oscillator light propagation waveguide; a first optical coupler section that combines the signal light propagating through the first signal light propagation waveguide and the local-oscillator light propagating through the first local-oscillator light propagation waveguide with each other; a second optical coupler section that combines the signal light propagating through the second signal light propagation waveguide and the local-oscillator light propagating through the second local-oscillator light propagation waveguide with each other.. ... Fujikura Ltd

03/30/17 / #20170090128

Optical module and optical-module-equipped cable

Disclosed is an optical module configured to be provided to an end part of an optical cable. The optical module includes: a housing wherein, when the optical module side as viewed from the optical cable is defined as the front side and the opposite side therefrom is defined as the rear side, a front-side section of the housing is configured to be inserted into a cage, and a boot for protecting the optical cable extends from the rear side of the housing; a latch-releasing part attached slidably in the front/rear direction to the housing, the latch-releasing part having a projection for releasing a latched state established by a catch on the cage; a tab for pulling the latch-releasing part toward the rear to cause the projection to release the latched state established by the catch on the cage; and a push part that is to be pressed by an operator until the latched state is established, the push part having a rear end surface located more toward the rear than the boot.. ... Fujikura Ltd

03/23/17 / #20170082813

Round and small diameter optical cables with a ribbon-like optical fiber structure

An optical fiber cable including an optical fiber ribbon in a pipe, wherein the ribbon includes at least two optical fibers arranged side by side, and wherein at least two of the optical fibers are bonded intermittently along a length of the fibers.. . ... Fujikura Ltd

03/02/17 / #20170059797

Optical module

An optical module includes: a butterfly-type optical device including a body that contains a heating element in an interior space, a lid body that puts a lid on the interior space, and a plurality of pins; a substrate including a connecting surface to which the plurality of pins are connected; and a heat-dissipating component arranged to the connecting surface side, wherein the optical device is connected to the connecting surface with a heat-dissipating surface, of a part that has been arranged with the heating element, oriented to the heat-dissipating component side, and with a gap provided to a side of the lid body opposite to a side of the interior space.. . ... Fujikura Ltd








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