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National Chung Shan Institute Of Science And Technology patents


Recent patent applications related to National Chung Shan Institute Of Science And Technology. National Chung Shan Institute Of Science And Technology is listed as an Agent/Assignee. Note: National Chung Shan Institute Of Science And Technology may have other listings under different names/spellings. We're not affiliated with National Chung Shan Institute Of Science And Technology, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "N" | National Chung Shan Institute Of Science And Technology-related inventors


Product development management system and method

A product development management system presents the product specification traceability of the work items of the product requirement specification defining, the product function item planning, the product software and hardware architecture designing during the life cycle of the product development, such that the user and manager can handle the development work completeness, work item allocation and dispersion index and fineness index to which the specification item of each level extends. Through the product development management system of the present disclosure, the work team can understand the relation of their responsible engineering works, and establish confirmation and data change notification mechanism, so as to achieve a cooperation result. ... National Chung Shan Institute Of Science And Technology

Integrated ablative heat shield

An integrated heat shield which encloses a frame structure comprises a leading edge component, a left side component, a right side component, an optionally top component, an optional bottom component and an optional trailing edge subassembly, wherein the leading edge component and the left and right side components are directly, integrally co-cured on the frame structure while in a b-stage. The leading edge component and the left and right side components are shingle laminated to form ply angles to air flow. ... National Chung Shan Institute Of Science And Technology

Method of producing heterophase graphite

A method of producing a heterophase graphite, including the steps of (a) providing a silicon carbide single-crystal substrate;(b) placing the silicon carbide single-crystal substrate in a graphite crucible and then in a reactor to undergo an air extraction process; and (c) performing a desilicification reaction on the silicon carbide single-crystal substrate in an inert gas atmosphere to obtain 2h graphite and 3r graphite, so as to directly produce lumpy (sheetlike, crushed, particulate, and powderlike) 2h graphite and 3r graphite, and preclude secondary contamination of raw materials which might otherwise occur because of a crushing step, an oxidation step, and an acid rinsing step.. . ... National Chung Shan Institute Of Science And Technology

Measurement, calibration and compensation system and method for machine tool

A measurement, calibration and compensation system for machine tool includes a first positioning base; two first speckle image sensors for sensing speckle positions of an object holding unit at a first xy plane and a first xz plane of the first positioning base before and after the machine tool is started for machining; a second positioning base; two second speckle image sensors for sensing speckle positions of a cutter holding unit at a second xy plane and a second yz plane of the second positioning base before and after the machine tool is started for machining. Thus, the thermal expansion at all axes of the machine tool can be measured in a simplified and low-cost way, and the absolute positioning coordinates of all axes of the machine tool can be calibrated in real time to avoid reduced positioning accuracy due to the thermal expansion of the multi-axis machine tool.. ... National Chung Shan Institute Of Science And Technology

System and method for array antenna failure detection and antenna self-correction

System and method for array antenna failure detection and antenna self-correction are introduced. In the array antenna failure detection and antenna self-correction system, a signal analyzer is employed to perform gain analysis so as to perform gain attenuation/compensation, and a dc offset generator is employed to generate a set of known offset amounts which are added to signals, so that, at the receiving end, a phase offset amount can be derived based on comparisons with the original signal, and antenna correction can then be performed accordingly. ... National Chung Shan Institute Of Science And Technology

Active phased array antenna system with hierarchical modularized architecture

An active phased array antenna system with hierarchical modularized architecture is introduced, which includes an array antenna and a beamforming circuit. The array antenna includes a plurality of antenna units, number of which is n and which are arranged in array form. ... National Chung Shan Institute Of Science And Technology

Method for producing anode material of lithium ion battery from flexible graphite powder

A method for producing the anode material of a lithium ion battery from flexible graphite powder, comprising (a) providing a dry flexible graphite, and pulverizing the dry flexible graphite by a pulverizing step, and filtering the dry flexible graphite with a sieve screen to obtain a uniform flexible graphite powder, (b) performing a ball-grinding step for the uniform flexible graphite powder by mixing with a solvent to obtain a liquid containing flexible graphite; (c) coating the liquid containing flexible graphite on a metal foil, and performing a rolling step to obtain an anode material. Then, the anode material is processed in its shape and is formed into an anode electrode plate. ... National Chung Shan Institute Of Science And Technology

Optical design for modularizing laser radar sensor

A laser radar device comprises a laser projecting system and a laser radar detecting system. The laser projecting system comprises a laser diode; and a light source orientation adjustment unit comprising a collimating lens and a powell lens to modulate the angle at which the first incident laser beam is projected onto an object. ... National Chung Shan Institute Of Science And Technology

Micro turbine generator with guide vane structure

A micro turbine generator includes a compressor, a guide channel, an expansion chamber, and a recuperator. The expansion chamber includes an air inlet, an air outlet, and a guide vane structure. ... National Chung Shan Institute Of Science And Technology

Single-phase bridgeless insulated power factor adjustment circuit

A single-phase bridgeless insulated power factor adjustment circuit includes an emi filter module, low-frequency switching diode module, two switches and two insulated voltage transformation modules. The emi filter module is coupled to an ac power. ... National Chung Shan Institute Of Science And Technology

All-weather thermal-image pedestrian detection method

An all-weather thermal-image pedestrian detection method includes (a) capturing diurnal thermal images and nocturnal thermal images of a same pedestrian and non-pedestrian object in a same defined block to create a sample database of thermal images, wherein the sample database comprises pedestrian samples and non-pedestrian samples; (b) performing lbp encoding on the pedestrian samples and the non-pedestrian samples, wherein complementary lbp codes in the same defined block are treated as identical lbp codes; (c) expressing the lbp codes in the same defined block as features by a gradient direction histogram (hog) to obtain feature training samples of the pedestrian samples and the non-pedestrian samples; (d) entering the feature training samples into a svm to undergo training by adaboost so as to form a strong classifier; and (e) effectuating pedestrian detection by searching the strong classifiers in thermal images with sliding window technique to detect for presence of pedestrians.. . ... National Chung Shan Institute Of Science And Technology

Equipment for producing film

An equipment for producing a film comprises a linear plasma generating module and a plasma distributing module. When the plasma flows out from the slit opening of the linear plasma generating module, the sleeve of the plasma distributing module rotates with respect to the liner plasma generating module, so that the plasma flowing out from the slit opening is further uniformly distributed outward by passing through the plurality of holes of the sleeve. ... National Chung Shan Institute Of Science And Technology

Method of removing yttrium from yttrium-containing europium oxide

A purifying method of removing yttrium from a yttrium-containing europium oxide, including the steps of (a) dissolving a yttrium-containing europium oxide in a solvent to produce a saturated yttrium-containing europium compound solution; (b) performing a low-temperature recrystallization treatment on the saturated yttrium-containing europium compound solution to produce a europium-containing precipitate; (c) calcining the europium-containing precipitate, followed by dissolving the calcined europium-containing precipitate in an inorganic acid to produce a europium-containing metal functioning as an electrolyte; and (d) performing an electrochemical reduction process on the electrolyte which the europium-containing metal functions as, followed by introducing a precipitant thereto to produce a europium compound. The method removes yttrium from yttrium-containing europium oxide present in phosphor powder to purify europium oxide, thereby recycling, purifying and reusing europium valuable metal to reduce environmental pollution.. ... National Chung Shan Institute Of Science And Technology

Range extending apparatus for electric vehicle and control method thereof

Electric vehicle range extending apparatus includes a step-down voltage provision unit, cell voltage sensing unit, cell switching unit, and control unit. The step-down voltage provision unit has an input port to be coupled to the main battery pack or an auxiliary battery pack, and an output port to output a power balancing signal. ... National Chung Shan Institute Of Science And Technology

05/31/18 / #20180152028

Battery active balancing system

A battery active-balancing system comprises an external balancing power; a buck converter having a first side-winding and second side-winding induced thereby, the first and second side-windings each having positive and negative terminals; a battery comprising series-connected cell-units each having positive and negative terminals; a cell voltage-sensing unit coupled to the battery to sense voltage of the cell-units; a main switch component coupled to first side-winding, battery, and external balancing power, to first side-winding and external balancing power in on state, and to first side-winding and battery in off state; a cell-switch unit comprising first and second cell-switch components, with first cell-switch components coupled to positive terminals of the cell-units and second side-winding, respectively, and second cell-switch components coupled to negative terminals of the cell-units and second side-winding, respectively; and a microcontroller for controlling main switch component and cell-switch unit, and determining voltage levels fed back from cell voltage-sensing unit.. . ... National Chung Shan Institute Of Science And Technology

05/10/18 / #20180127875

Apparatus for performing selenization and sulfurization process on glass substrate

An apparatus for performing a selenization and sulfurization process on a glass substrate is introduced. A low-cost, non-toxic selenization and sulfurization process is performed on a large-area glass substrate in a normal-pressure environment with the apparatus to turn element selenium or sulfur into small molecules of high activity at high temperature by pyrolysis or by plasma, especially linear atmospheric pressure plasma. ... National Chung Shan Institute Of Science And Technology

03/29/18 / #20180087186

Method of producing carbide raw material

A method of producing a carbide raw material includes the steps of (a) providing a porous carbon material and a high-purity silicon raw material or a metal raw material and applying the porous carbon material and the high-purity silicon raw material or a metal raw material alternately to form a layer structure; (b) putting the layer structure in a synthesis furnace to undergo a gas evacuation process; and (c) producing a carbide raw material with a synthesis reaction which the layer structure undergoes in an inert gas atmosphere, wherein the carbide raw material is a carbide powder of a particle diameter of less than 300 μm, thereby preventing secondary raw material contamination otherwise arising from comminution, oxidation and acid rinsing.. . ... National Chung Shan Institute Of Science And Technology

03/08/18 / #20180065852

Method for preparing a spherical aln granule

A method for preparing a spherical aluminum nitride granule includes (a) providing an aluminum oxide powder and a resin, followed by dissolving the aluminum oxide powder and the resin in a solvent to form a mixed slurry; (b) performing spray drying on the mixed slurry to form a spherical granule; (c) performing carbonization on the spherical granule in an inert atmosphere to form a carbonized spherical granule; (d) performing carbothermic reduction on the carbonized spherical granule in a nitrogen atmosphere to form a spherical aluminum nitride granule; (e) performing a densification sintering thermal treatment continuously on the spherical aluminum nitride granule in a nitrogen atmosphere; and (f) performing decarbonization on the densified spherical aluminum nitride granule in a nitrogen atmosphere to form densified spherical aluminum nitride sintered particles of tens of micrometers. Accordingly, the manufacturing process is simple and energy-saving.. ... National Chung Shan Institute Of Science And Technology

03/01/18 / #20180057925

Device for growing monocrystalline crystal

A device for growing large-sized monocrystalline crystals, including a crucible adapted to grow crystals from a material source and with a seed crystal and including therein a seed crystal region, a growth chamber, and a material source region; a thermally insulating material disposed outside the crucible and below a heat dissipation component; and a plurality of heating components disposed outside the thermally insulating material to provide heat sources, wherein the heat dissipation component is of a heat dissipation inner diameter and a heat dissipation height which exceeds a thickness of the thermally insulating material.. . ... National Chung Shan Institute Of Science And Technology

02/08/18 / #20180041046

Multi-power supply device

A multi-power supply device includes a plurality of power input units configured to each supply an input power and being dc power input units, ac power input units, or a combination thereof; power channel control units electrically connected to the power input units, respectively, and turned on as soon as the output end voltage of the power channel control units is lower than the input end voltage of the power channel control units, wherein the power channel control unit with the highest input voltage is turned on to output an on voltage; and a power output unit electrically connected to the power channel control units and adapted to output the on voltage.. . ... National Chung Shan Institute Of Science And Technology

02/08/18 / #20180038735

Method of detecting temperature change with infrared and method of detecting moving vehicle with infrared

A method of detecting temperature changes with infrared includes the steps of providing a plurality of infrared detection devices for detecting temperature changes in a region; turning on the plurality of infrared detection devices one by one at a first time interval; capturing temperature signals of the plurality of infrared detection devices one by one at a second time interval; and comparing the temperature signals with a background temperature signal to calculate temperature differences and thereby detect temperature changes in the region. A method of detecting moving vehicles with infrared is further introduced.. ... National Chung Shan Institute Of Science And Technology

01/25/18 / #20180021857

Method of preparing tungsten metal material and tungsten target with high purity

A method of preparing a tungsten metal material with high purity, comprising the steps of (a) providing a tungsten metal powder to mix with a metal nitrate to form a mixed powder slurry; (b) ball-grinding the mixed powder slurry to obtain a uniformly mixed powder; (c) sintering the uniformly mixed powder to obtain the tungsten metal material with high purity. Accordingly, the tungsten metal material with purity more than 99.9% can be prepared, so as to prepare the tungsten metal target.. ... National Chung Shan Institute Of Science And Technology

11/16/17 / #20170328955

Rotary switch state detection device

A rotary switch state detection device includes a magnetic field generating unit, a gravity sensing unit, a magnetic force sensing unit and a processing unit. The magnetic field generating unit generates a magnetic field. ... National Chung Shan Institute Of Science And Technology

11/16/17 / #20170327426

Method of inhibiting irregular aggregation of nanosized powder

A method of inhibiting an irregular aggregation of a nanosized powder includes (a) providing a nanosized ceramic powder to perform thereon a thermal analysis and thereby attain an endothermic peak temperature; (b) performing an impurity-removal heat treatment on the nanosized ceramic powder at a temperature higher than the endothermic peak temperature; (c) switching the nanosized ceramic powder from a temperature environment of the impurity-removal heat treatment to an environment of a temperature higher than a phase change temperature of the nanosized ceramic powder, followed by performing a calcination heat treatment on the nanosized ceramic powder in the environment of the temperature higher than the phase change temperature of the nanosized ceramic powder, wherein the nanosized ceramic powder skips the temperature environment between impurity-removal heat treatment and calcination heat treatment to shun generating a vermicular structure, avoid crystalline irregularity and abnormal growth, reduce particle aggregation, and achieve satisfactory distribution.. . ... National Chung Shan Institute Of Science And Technology

08/17/17 / #20170237178

Millimeter-wave antenna device and millimeter-wave antenna array device thereof

A millimeter-wave antenna device and a millimeter-wave antenna array device thereof are characterized in that bump portions on coaxial cable connector bases protrude into through holes of a millimeter-wave substrate to effectuate fixation thereof and ensure that the millimeter-wave substrate is tightly coupled to the coaxial cable connector bases to not only ensure the precision of the position of a feed impedance unit of a microstrip antenna structure but also ensure that, when fixed to an antenna back panel frame, a triangular configuration is effectuated such that larger antenna spacing (i.e., 8.5˜12 mm) is achieved while meeting the functional requirement of an antenna beam scan, that is, an allowance of ±30 degrees approximately, thereby circumventing a problem, i.e., the spacing between antenna units is too small to enable an external emitting/receiving module to function.. . ... National Chung Shan Institute Of Science And Technology

08/10/17 / #20170226052

Epoxy resin oligomer with second order nonlinear optical properties, chromophores, and method of manufacturing the oligomer-containing crosslink layered epoxy/mmt composite material with second order nonlinear optical properties

Epoxy/mmt composite material and a crosslinking method for epoxy/mmt composite material with second order nonlinear optical properties are introduced. Chromophore-containing intercalating agents are applied to modify montmorillonites (mmts) to form organoclays by an ion-exchange process, wherein the chrmophores are neatly packed on exfoliated epoxy/organoclay nanocomposites. ... National Chung Shan Institute Of Science And Technology

07/13/17 / #20170201225

All-pass wideband phase shifter and operating method thereof

An all-pass wideband phase shifter is introduced. Series connections in parallel between two 3 db hybrid couplers include combining two 90-degree phase shifters and two attenuators to form a novel phase shifter framework. ... National Chung Shan Institute Of Science And Technology

07/13/17 / #20170201020

Method and device for correcting antenna phase

A method for correcting antenna phases includes a beam angle calculating step, beam angle adjusting step, antenna emission measuring step and beam angle correcting step. The method involves comparing a difference between the ideal antenna phase value and the measured beam angle value, determining according to the difference that the beam direction of the antenna needs to be corrected, and adding the difference to a current ideal antenna phase value in the algorithm to calculate another ideal antenna phase value for being sent to the phase control circuit and used in executing the beam angle adjusting step in a next instance of measurement process until the beam angle correcting step finds the difference which requires no correction of the beam direction of the antenna. ... National Chung Shan Institute Of Science And Technology

06/22/17 / #20170179723

Clustered energy-storing micro-grid system

A clustered energy-storing micro-grid system includes a renewable energy device, a clustered energy-storing device, an electrical power conversion device and a local controller. Before coordinating and allocating power to a plurality of loads, the clustered energy-storing device stores and releases the power in a centralized manner. ... National Chung Shan Institute Of Science And Technology

06/22/17 / #20170174999

Method of manufacturing refined pitch

A method of manufacturing a refined pitch includes the steps of providing a pitch and performing a heated blending process thereon to produce a pitch solution; adding an aromatic additive to the pitch solution; adding an aliphatic additive to the pitch solution; performing a quiescent sedimentation process on the pitch solution; and separating a liquid part from the pitch solution. Therefore, the method allows a concentrated mesophase pitch to be manufactured quickly and by heat processing.. ... National Chung Shan Institute Of Science And Technology

06/15/17 / #20170170745

Power factor correction conversion device and control method thereof

A power factor correction conversion device and control method thereof are adapted to send an ac signal to a power factor correction conversion device, convert the ac signal into a dc signal, and perform power factor correction of the dc signal, so as to change a power factor sent to a back-end load, wherein the control method includes a rectification step, a feedback step, a ripple calculating step, a ripple offsetting step, a logical computation step, a pulse width modulation step and a power factor correcting step. Hence, the second-order ripple component in a feedback signal is eliminated to thereby increase the response speed of the power factor correction conversion device and reduce the distortion rate of the current, thus increasing the power factor sent to the back-end load.. ... National Chung Shan Institute Of Science And Technology

06/15/17 / #20170169299

Vehicle detection method based on thermal imaging

A vehicle detection method includes (1) vehicle likelihood region identifying step; (2) vehicle component locating step; and (3) vehicle detecting step. To reduce complexity of calculation and enhance accuracy of detection, the method uses a vehicle likelihood region identifying algorithm to eliminate background regions from a total thermal image and keep vehicle likelihood regions therein for use in further analysis and processing, detects obvious vehicle components, such as vehicle windows and vehicle bottoms, in the thermal image to thereby identify vehicle component likelihood regions, describes a space geometric relationship of vehicle components with a markov random field model, defines vehicle detection as problems with maximum a posteriori probability, estimates the most likely configuration with an optimization algorithm, so as to effectuate vehicle detection.. ... National Chung Shan Institute Of Science And Technology

06/15/17 / #20170169140

Simulation test system of cluster-based microgrid integrated with energy storage

A simulation test system of a cluster-based microgrid integrated with energy storages is characterized in that an operation simulation test of a physical microgrid system is conducted with a computer as well as a power generation data and a power consumption data which are imported. Hence, the user can verify the feasibility of applying various design concepts and ideas, such as controller parameter design and system energy management strategies, to a physical microgrid system, without installing or using any physical apparatuses.. ... National Chung Shan Institute Of Science And Technology

06/08/17 / #20170162011

Device and method of detecting door/window status

A device of detecting a door/window status includes a signal generating unit and a signal sensing module. The signal generating unit is disposed beside a door/window to generate a position signal. ... National Chung Shan Institute Of Science And Technology

06/08/17 / #20170159206

Method of making photonic crystal

A method of making a photonic crystal includes step 1 providing a seed, followed by etching a surface of the seed to form thereon submicron voids; step 2 providing a graphite disk, followed by coating a side of the graphite disk with a graphite adhesive whereby the void-formed surface of the seed is attached to the graphite disk to form a seed holder; step 3 placing the seed holder above a growth chamber, followed by placing a raw material below the growth chamber; step 4 forming a thermal field in the growth chamber with a heating device to sublime the raw material; and step 5 controlling temperature, thermal field, atmosphere and pressure in the growth chamber to allow the gaseous raw material to be conveyed and deposited on the seed, thereby forming a photonic crystal.. . ... National Chung Shan Institute Of Science And Technology

06/01/17 / #20170155005

Selenization/sulfurization process apparatus for use with single-piece glass substrate

A selenization/sulfurization process apparatus for use with a single-piece glass substrate is characterized by two chambers for heating up a glass substrate quickly and performing selenization/sulfurization on the glass substrate to not only prevent the glass substrate from staying at a soaking temperature of a softening point for a long period of time but also increase the thin-film selenization/sulfurization temperature according to the needs of the process to thereby reduce the duration of soaking selenization/sulfurization, save energy, and save time. The glass substrate undergoes reciprocating motion in the chambers to not only attain uniform temperature throughout the glass substrate but also distribute a selenization/sulfurization gas across the glass substrate uniformly during the selenization/sulfurization operation. ... National Chung Shan Institute Of Science And Technology

06/01/17 / #20170153160

High-temperature gas pressure measuring method

A high-temperature gas pressure measuring method includes a pressure measuring gas housing dividing step for dividing a pressure measuring gas housing into a pressure measuring room and a pressure referring room by a metal diaphragm; a gas introducing step for introducing high temperature gas into the pressure measuring room and introducing a reference pressure gas into the pressure referring room; a displacement measuring step for measuring a displacement of the metal diaphragm, wherein the displacement is caused by pressure difference between the two rooms in pressure measuring gas housing; and a pressure determining step for measuring the pressure of a high-temperature and/or corrosive to-measure pressure gas. The method dispenses with any corrosion-resistant and heat-resistant pressure sensing component and thus cuts costs.. ... National Chung Shan Institute Of Science And Technology

05/11/17 / #20170128995

Rotational extrusion molding die and slender metal workpiece made with same

A rotational extrusion molding die and a slender metal workpiece made with same are introduced. The rotational extrusion molding die includes a female mold device, a male mold device, and a rotation driving device. ... National Chung Shan Institute Of Science And Technology

04/20/17 / #20170107597

Method of purifying yttrium

A method of purifying yttrium involves purifying element yttrium by high-temperature saturated dissolution, low-temperature recrystallization, high-temperature reduction and vaporization-based removal of impurities, in a simple manner, and at a low cost, such that yttrium element is unlikely to be contaminated by any raw material used in a manufacturing process.. . ... National Chung Shan Institute Of Science And Technology








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