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Oclaro Japan Inc patents (2017 archive)


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "O" | Oclaro Japan Inc-related inventors


Optical receiver module and optical module

An optical receiver module includes a light receiving element that has a first electrode and a second electrode for receiving a bias and converts an optical signal inputted into an electrical signal to output the electrical signal via the first electrode. A signal line extends from the first electrode through the light receiving element-side signal pad and the second wire to the amplifier-side signal pad. ... Oclaro Japan Inc

Optical module

An optical module includes a semiconductor optical device in which an active layer located at one side, an electrode located at the same side, and a mirror that reflects light toward the side opposite the electrode are monolithically integrated, a sub-mount having one surface on which a first wiring pattern is formed, a substrate in which an optical waveguide and a grating coupler are formed in a surface layer of the substrate, a spacer having an upper surface on which a second wiring pattern is formed, and a wire. The sub-mount is mounted on the spacer. ... Oclaro Japan Inc

Printed circuit board and optical module

Provided are a printed circuit board configured to achieve reduction in impedance of a differential transmission line extending in a stacking direction, and an optical module. The printed circuit board includes a stacking-direction differential transmission line extending in the stacking direction, including: a differential signal via pair including a first signal via and a second signal via; and a plurality of conductor plate pairs each including a first conductor plate expanding outward from the first signal via, and a second conductor plate expanding outward from the second signal via. ... Oclaro Japan Inc

Back illuminated photo detector and optical receiver module

Provided is aback illuminated photo detector enabling easy determination of whether or not the radius of a beam spot on a light absorption layer is an appropriate size. The back illuminated photo detector includes: a semiconductor substrate having a first surface for receiving light; a semiconductor layer that is laminated on a second surface and includes a light absorption layer; a passivation film so as to expose a contact portion that is part of an upper surface of the semiconductor layer; and an electrode that is in contact with the semiconductor layer in the contact portion, and has a reflectance lower than that of the passivation film. ... Oclaro Japan Inc

Dust cap and optical transceiver

The invention provides a dust cap which allows for performing operation test of an optical transceiver without removing the dust cap from the optical transceiver. The dust cap 100 comprises: a connector 110a having an opening on a distal end of the connector 110a, which is pressed into a transmission adapter of the optical transceiver 300; a connector 110b having an opening on a distal end of the connector 110b, which is pressed into a reception adapter of the optical transceiver 300 adjacent to the transmission adapter; a support member 140 connected with proximal ends of the connectors 110a, 110b and configured to support the connectors 110a, 110b; and an optical transmission path 130 configured to pass through the connector 110a, the support member 140, and the connector 110b in that order and to transmit light from the opening of the connector 110a to the opening of the connector 110b.. ... Oclaro Japan Inc

Optical module and method for aligning optical module

To provide an optical module and a method for aligning the optical module with which alignment can be easily performed. An optical module includes first optical element sections and a second optical element section optically joined to the first optical element sections. ... Oclaro Japan Inc

Printed circuit board, optical module, and transmission equipment

A printed circuit board includes a first signal line inside a first dielectric layer; a first ground conductor layer and a second ground conductor layer; a second signal line disposed on the first ground conductor layer; a signal via for connecting the first signal line and the second signal line; and ground vias formed surrounding the signal via. The ground vias include first ground vias formed at respective first points, second ground vias formed at respective second points. ... Oclaro Japan Inc

Optical module

An optical module includes: a wiring substrate that has a wiring pattern including a connecting portion and is arranged on an optical subassembly so as to be electrically connected thereto; and a flexible insulating layer formed between the optical subassembly and the wiring substrate. The optical subassembly includes: a conductive stem that has a surface opposed to the wiring substrate, the conductive stem being shaped so that the surface has a through hole opened therein and being connected to a reference potential; and a signal lead for transmitting a signal, the signal lead passing through the through hole while being electrically insulated from the conductive stem. ... Oclaro Japan Inc

Optical transmitter module

To provide an optical transmitter module with simplified control of a voltage to be applied to an optical modulator. An optical transmitter module includes a semiconductor laser for irradiating a laser beam; a demultiplexer for branching the laser beam to output branched light beams; optical modulators for modulating an optical amplitude of each of the branched light beams into a first optical amplitude or a second optical amplitude, depending on an input level at two levels; and a multiplexer for multiplexing output light beams from the optical modulators. ... Oclaro Japan Inc

Optical communication system and optical transmitter

Provided is an optical communication system capable of suppressing the deterioration of an intensity waveform of an optical intensity modulated signal subjected to transformation using ssb modulation and improving a bit error ratio and a receiver sensitivity of the optical intensity modulated signal. The optical communication system includes: an optical transmitter section including: a single-side band modulation circuit configured to subject a double-side band modulated signal to generate a single-side band modulated signal; a correction circuit configured to correct an intensity of the single-side band modulated signal so that the intensity of the single-side band modulated signal becomes closer to an intensity of the double-side band modulated signal; and an optical iq modulator configured to output an optical modulated signal; and an optical receiver section configured to receive the optical modulated signal to directly detect an intensity component of the optical modulated signal.. ... Oclaro Japan Inc

Optical transmission module

Provided is an optical transmission module in which noise is further reduced. The optical transmission module includes a first semiconductor layer having a first electrode arranged thereon, an active layer with a stripe shape formed on the first semiconductor layer, and a second semiconductor layer with a stripe shape formed on the active layer. ... Oclaro Japan Inc

Optical receiver module

Provided is an optical receiver module which includes a conversion unit which converts an input optical signal to an electrical signal, an amplification unit which amplifies the electrical signal and outputs an amplified signal, a reception unit which directly or indirectly receives the amplified signal, and an offsetting unit which offsets the electrical signal such that a difference between a center of an intensity width of the electrical signal and a center of an intensity range of a signal capable of being received by the reception unit becomes small.. . ... Oclaro Japan Inc

Optical module

A plurality of leads include a pair of differential signal leads for inputting differential signals, and a power supply lead for supplying power. A wiring pattern includes a pair of differential transmission lines connected to the pair of differential signal leads, and a power supply wiring connected to the power supply lead. ... Oclaro Japan Inc

Optical module and optical transmission device

An optical module is attachable to and detachable from a cage. The optical module includes a module case, a slider attached to the outside of the module case for releasing coming-off prevention from the cage, and a leakage reducing layer intervening between the module case and the slider to reduce leakage of an electromagnetic wave.. ... Oclaro Japan Inc

05/18/17 / #20170139160

Optical module

A first conductive layer includes a first signal wiring including, at a position except for an end portion, a wide portion having a width wider than that of the other portion. A second conductive layer includes a signal electrode electrically continuous with the end portion of the first signal wiring, a first ground plane overlapping the wide portion, and a ground terminal. ... Oclaro Japan Inc

05/18/17 / #20170139159

Optical module and method for manufacturing the optical module

An optical module includes: a photonic device emitting or receiving a light wave; an optical waveguide for transmitting the light wave; a lens focusing the light wave; a mirror for changing a traveling direction of the light wave to optically couple the photonic device with the optical waveguide; a manipulation lever for manipulating an orientation of the mirror; a support spring for supporting the mirror; and a substrate integrated with the mirror, the manipulation lever, and the support spring. The support spring couples the mirror with the substrate so as to allow the mirror to change the orientation thereof with movement or rotation along at least two axes. ... Oclaro Japan Inc

05/04/17 / #20170123172

Semiconductor optical device, arrayed semiconductor optical device, and optical module

Provided is a semiconductor optical device, an arrayed semiconductor optical device, an optical module having a structure to reduce the parasitic capacitance as well as a high design degree of freedom and having a multilayer structure in which a semi-insulating substrate, a first semiconductor layer having one conductive type, an active layer having light emission function, a second semiconductor layer having the other conductive type, an insulating layer, and a conductive layer are stacked in order from the bottom. The multilayer structure includes a light emitting structure, a first electrode structure, and a second electrode structure. ... Oclaro Japan Inc

03/02/17 / #20170064831

Optical module

The second wiring pattern includes extended regions from the main body side to the projecting portions as seen in a direction in which the pair of leads extend, and wiring regions continuously spreading from the extended regions in a direction away from the main body. Supposing that a length of the wiring region from an end of the projecting portion as a reference point to a farthest position in a direction away from the main body is a first width and a width of the extended region in a direction parallel to a side opposed to the main body side through the end of the projecting portion is a second width, the first width is smaller than the second width. ... Oclaro Japan Inc

02/23/17 / #20170054269

Optical module

An optical module includes a semiconductor optical device in which an active layer located at one side, an electrode located at the same side, and a mirror that reflects light toward the side opposite the electrode are monolithically integrated, a sub-mount having one surface on which a first wiring pattern is formed, a substrate in which an optical waveguide and a grating coupler are formed in a surface layer of the substrate, a spacer having an upper surface on which a second wiring pattern is formed, and a wire. The sub-mount is mounted on the spacer. ... Oclaro Japan Inc

02/02/17 / #20170031114

Optical transmission module and manufacturing method thereof

An optical transmission module in which optical axis adjustment is possible in a wide range and with a high accuracy, and a method of manufacturing the optical transmission module are provided. An optical transmission module includes a light source that outputs light, a mirror that reflects the light output by the light source, a lever on which the mirror is arranged and that has a fulcrum, a lens that converges the light reflected by the mirror, and a waveguide that transfers the light converged by the lens, with a core having a section width smaller than a wavelength in vacuum of the light.. ... Oclaro Japan Inc








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