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Chih-Hung

Chih Hung Chang, Taipei City TW

Patent application numberDescriptionPublished
20100286428PREPOLYMER FOR BIOMEDICAL MATERIALS - A prepolymer for biomedical materials has the following formula:11-11-2010

Chih Hung Chiu, Jhongli City TW

Patent application numberDescriptionPublished
20100025410CONTAINER - The present invention relates to an improved container, which is applicable to heating an object to be heated inside the container by radiation or conduction of thermal energy. The container has an outside surface on which at least one heat collector is provided and the heat collector is made of a material having excellent thermal conductivity, whereby the overall heat absorbing surface area of the heat absorbing section of the container is increased.02-04-2010

Chih Hung Liao, Ta Li City TW

Patent application numberDescriptionPublished
20090095374JOINTER/PLANER WITH INTERNAL SAWDUST COLLECTION SYSTEM - A jointer/planer with an internal sawdust collection system, includes a machine frame having a board inlet end and a board outlet end, a rotating cutter mounted to the frame for rotation in an axis located transverse to a board feed direction, a dust collector hood disposable on the frame in a first position for jointing, and a second position for planing, a dust collecting impeller disposed in an impeller housing on the frame, a conduit having a first end in communication with the hood and a second end in communication with the impeller housing regardless of being in the first position or the second position, and a power source associated with the frame and constructed and arranged for powering the cutter and the impeller.04-16-2009
20090183799Planer with carriage locking mechanism - A locking mechanism for a thickness planer having a base and a carriage with a cutting head. The carriage is mounted to a plurality of support columns movably attached to the base. The locking mechanism includes a first lock plate associated with the base and positioned adjacent to a first pair of the support columns and a second lock plate associated with the base and positioned adjacent to a second different pair of the support columns. An actuator is coupled to the first lock plate and the second lock plate and is configured for causing the first lock plate to engage the first pair of the support columns and the second lock plate to engage the second pair of the support columns to exert a clamping force by moving the first and second lock plates towards each other to firmly secure the carriage in position.07-23-2009

Chih Hung Lin, Hsinchu County TW

Patent application numberDescriptionPublished
20090262862SIGNAL TRANSMITTING APPARATUS FOR OFDM SYSTEM AND PARAMETER ADJUSTING METHOD THEREOF - A signal transmitting apparatus for orthogonal frequency division multiplexing (OFDM) system comprises a compandor, a predistortor, a power amplifier and a feedback module. The compandor is configured to compress and expand a transmitted signal. The predistortor is configured to perform a predistortion operation on output signals of the compandor. The power amplifier is configured to amplify output signals of the predistortor. The feedback module is configured to adjust parameters of the compandor and the predistortor based on a feedback signal.10-22-2009

Chih Hung Wu, Hsinchu TW

Patent application numberDescriptionPublished
20100232079SMALL AREA IO CIRCUIT - A small area IO circuit is provided. The IO circuit has one or more parallel circuit unit(s) and an ESD protector set between a core circuit/pre-driver and an IO pad. Each circuit unit includes an off-chip driver and an output resistor, wherein the ESD protector protects ESD event occurred at the IO pad, and the resistor in each circuit unit acts as an ESD block circuit to block ESD current from corresponding off-chip driver. Therefore, transistors in each off-chip driver do not have to be restricted by strict ESD design rules, such that at least a transistor of the off-chip driver(s) is implemented in a single finger layout to lower equivalent capacitance of the off-chip driver(s), and layout areas of the off-chip driver(s) as well as the whole IO circuit can be reduced to achieve a small area IO circuit.09-16-2010

Chih Hung Wu, Hsinchu City TW

Patent application numberDescriptionPublished
20100212831Device with lifting and lowering drain tank for wet etching wafers - The present invention discloses a device for spin cleaning and etching wet processor. The support is kept in a fixed level, and the drain tank can be lifting and lowering to collect and drain out the liquid from the support. This device consists of a suport, a set of drain tank and a lifting and lowering device to move the drain tank so that one of the drain tank is in the same level with the suport. The suport is used to support a wafer to process etching and cleaning, can spin with different speed and supply etching solution and DI water. The number of drain tanks are selected by the number of etching solutions and DI water. A stationary axaust appratus kept in a fixed level as the support is used to axaust the acidic gas from the drain tanks.08-26-2010

Chih-Hung Chang, Taipei TW

Patent application numberDescriptionPublished
20120010139THERMAL RESPONSIVE COMPOSITION FOR TREATING BONE DISEASES - Thermal responsive compositions for treating bone diseases are provided. The thermal responsive composition for treating bone diseases includes a bone growth factor and a biodegradable copolymer. The biodegradable copolymer has a structure of Formula (I) or Formula (II):01-12-2012

Chih-Hung Chang, Miao-Li TW

Patent application numberDescriptionPublished
20080277145Flexible printed circuit - A flexible printed circuit includes a flexible substrate, a plurality of first conductive wires, and a plurality of second conductive wires. The flexible substrate includes a first surface and a second surface facing the first surface. The first conductive wires are provided on the first surface. The first conductive wires extend from an edge of the flexible substrate to another edge of the flexible substrate. The second conductive wires are provided on the second surface. The second conductive wires extend from an end of the flexible substrate to a predetermined portion of the flexible substrate. A part of each second conductive wire at the predetermined portion of the flexible substrate is electrically connected with the first conductive wire via a conductive structure.11-13-2008

Patent applications by Chih-Hung Chang, Miao-Li TW

Chih-Hung Chang US

Patent application numberDescriptionPublished
20100050420MAGNETIC ELEMENT AND MANUFACTURING METHOD THEREOF - A manufacturing method of a magnetic element includes the steps of providing a first magnetic material, a second magnetic material, and at least one coil; disposing the coil in a mold; applying the first magnetic material in the coil to form a winding magnetic core; and applying the second magnetic material in the mold to form a magnetic body for covering the winding magnetic core.03-04-2010

Chih-Hung Chiang, Taoyuan Hsien TW

Patent application numberDescriptionPublished
20090135571CIRCUIT MODULE AND CIRCUIT BOARD ASSEMBLY HAVING SURFACE-MOUNT CONNECTOR - The present invention relates to a surface-mount connector for electrically interconnecting a first circuit board and a second circuit board. The surface-mount connector includes a first end part and a second end part. The first end part is bonded onto the first circuit board. The second end part has a sidewall and a receptacle defined within the sidewall for receiving a solder bump therein. The solder bump is partially protruded from the sidewall and bonded onto the second circuit board such that the first circuit board and the second circuit board are electrically connected to each other.05-28-2009

Chih-Hung Chou, Hsichih TW

Patent application numberDescriptionPublished
20100262904Method for Displaying a Plug-In Frame in a Web Browser, a Computer Readable Medium, and a Computer Program Product for Executing the Same - A method for displaying a plug-in frame in a web browser, a computer readable medium, and a computer program product for executing the same are disclosed. The method includes the steps of: constructing each webpage element when a webpage of the web browser is opened or content of a webpage is altered; determining whether each webpage element is a plug-in frame; if yes, obtaining related data of each plug-in frame; arranging each required webpage element from bottom to top to generate a display list; calculating an intersection of each plug-in frame and each webpage element according to the display list; obtaining a new window mask of each plug-in frame according to the related data and the intersection; and displaying each webpage element located above each plug-in frame in the web browser according to the new window mask.10-14-2010

Chih-Hung Hsieh, Chung Ho City TW

Patent application numberDescriptionPublished
20090023568Joining device for joining plate-like members with through-holes - The invention provides a joining device for joining a first plate-like member with a first through-hole and a second plate-like member with a second through-hole. The second plate-like member is disposed adjacent to the first plate-like member such that the first through-hole is aligned with the second through-hole. The joining device includes a frame and a rotatable joining member. The frame has an opening, and as the frame is disposed on the first and the second plate-like members, the opening is aligned with the first and the second through-holes. The rotatable joining member has at least one clipping portion, and is adapted to be disposed in the opening. The rotatable joining member is operable to rotate with an angle such that the at least one clipping portion clips the first and second plate-like members.01-22-2009

Chih-Hung Hsieh, Tainan City TW

Patent application numberDescriptionPublished
20090130747System and Method of Enhancing Production of Algae - The present invention relates to a system and method of enhancing production algae, comprising a container containing liquid, algae and plates made from a kind of material for absorbing and scattering light. The shape, dimension and arrangement of the plates are optimized.05-21-2009

Chih-Hung Huang, Taipei TW

Patent application numberDescriptionPublished
20090273521Coplanar coupled-fed multiband antenna for the mobile device - The present invention is related to a coplanar coupled-fed multiband antenna for the mobile communication device. The antenna mainly comprises a dielectric substrate, a ground plane located on one surface of the dielectric substrate, and a radiating portion, a shorting metal portion, and a feeding portion, which are all on the same surface of the dielectric substrate near one edge of the ground plane. One end of the shorting metal portion is connected to the radiating portion, and the other end is connected to the ground plane. The feeding portion comprises a first feeding metal portion and a second feeding metal portion. The first feeding metal portion has a feeding point for the antenna. One end of the second feeding metal portion is connected to the radiating portion, and there is a gap between the second feeding metal portion and the first feeding metal portion.11-05-2009

Chih-Hung Huang, Taipei County TW

Patent application numberDescriptionPublished
20090180024Image processing apparatus and image processing method - The present invention discloses an image processing apparatus comprising a first input unit, a first scaler, a buffer unit, a first transparent unit, a second scaler and an image mixer. The invented image processing method comprises the steps of receiving first and second image data, scaling the size of image of the received image data, clearing the background of the first image data and superposing the first and second image data to form a synthetic image, with its sub-frame image having a user defined frame.07-16-2009

Chih-Hung Huang, Nan-Tou Hsien TW

Patent application numberDescriptionPublished
20090195264High temperature test system - A high temperature test system is adapted for testing a device under test (DUT) under a high temperature environment. The high temperature test system includes a preheating unit, a first moving unit, a testing unit, and a second moving unit. The preheating unit is adapted for preheating the DUT. The first moving unit is adapted for removing the preheated DUT from the preheating unit. The testing unit is adapted for placement of the DUT removed by the first moving unit, for testing the DUT, and for providing the high temperature environment to the DUT during testing. The second moving unit is adapted for removing the DUT that has passed testing from the testing unit.08-06-2009

Chih-Hung Huang, Xinying City TW

Patent application numberDescriptionPublished
20120004578System and Method for Analyzing Biomechanics - A system and a method for analyzing biomechanics. The biomechanics analyzing system for analyzing a motion state of an organism includes a detecting unit, a low-pass filter, a high-pass filter and a processing unit. The detecting unit disposed on a surface of a muscle of the organism detects an acceleration signal. The low-pass filter filters the acceleration signal to produce a low-frequency signal. The high-pass filter filters the acceleration signal to produce a high-frequency signal. The processing unit analyzes a motion posture or a motion frequency of the motion state of the organism according to the low-frequency signal, and analyzes a motion strength of the motion state of the organism according to the high-frequency signal.01-05-2012

Chih-Hung Huang, Lugang Township TW

Patent application numberDescriptionPublished
20090108165COSMETIC PEDESTAL MIRROR - A cosmetic pedestal mirror has a base composed of a glass disk hood with a thickness combined with a bottom board. The bottom board has an outer surface pasted with a slip-proof pad. The glass disk hood has an outer surface embedded with decorative pieces and an interior surface coated with a decorative coating layer. The glass disk hood has a through hole defined at its center to allow a bolt with a smaller diameter on a connecting rod to penetrate and cooperate with a securing element for fixing. Thereby, the cosmetic pedestal mirror has reduced manufacturing cost and improved utility and appearance and does not need electroplating treatment to eliminate environmental issues.04-30-2009

Chih-Hung Kao, Taiwan CN

Patent application numberDescriptionPublished
20090045370CONTROLLING VALVE - A controlling valve includes an outer sheet, an end cap and a control valve group. The control valve group is disposed between a flowing bore in the outer sheet and a water bore in the end cap. The controlling water valve is connected with the outlet of a water tube. When the control valve group is pushed upwards, the water bore in the end cap and the flowing bore in the outer sheet are closed in a predetermined sequence, then the water in the tube will not flow out. When the control valve group is pushed downwards, the flowing bore in the outer sheet and the water bore in the end cap are opened, then the water will flow out. When the water is stopped, the occurring positive or negative pressure wave is lowered, and then the vibration and the raspy noise will be avoided.02-19-2009

Chih-Hung Kao, Changhua County TW

Patent application numberDescriptionPublished
20100207729METHOD AND SYSTEM FOR TESTING RFID TAGS - The present invention provides a method and a system for testing RFID tags, which utilizes a way of adjusting the distance between the RFID tags and interrogator or adjusting the power of the interrogator accompanied with a shielding procedure for testing and classifying the RFID tags. By means of the method and the system of the present invention, it is capable of judging the efficacy and good and bad of the RFID tags, while the interrogatable distance of the RFID tags is capable of being tested effectively.08-19-2010

Chih-Hung Lee, Chiayi Hsien TW

Patent application numberDescriptionPublished
20080266002FREQUENCY SYNTHESIZER - A frequency synthesizer. The frequency synthesizer comprises a harmonic locked phase/frequency detector, a low pass filter, a voltage controlled oscillator, and a frequency divider. The harmonic locked phase/frequency detector receives a reference signal and a divided signal. The low pass filter is coupled to the harmonic locked phase/frequency detector. The voltage controlled oscillator is coupled to the low pass filter and provides an output signal. The frequency divider is coupled between the voltage controlled oscillator and the harmonic locked phase/frequency detector. Frequency of the divided signal is a harmonic frequency of the reference signal.10-30-2008
20080267335CLOCK DATA RECOVERY CIRCUIT - A clock data recovery circuit. The clock data recovery circuit comprises a transmission line, a phase locked loop, a voltage controlled oscillator, a phase selector, and a D flip-flop. The transmission line receives an input signal. The phase locked loop receives the input signal via the transmission line and a reference clock and generates a first clock signal. The voltage controlled oscillator receives the input signal via the transmission line and a control voltage from an internal node of the phase locked loop, and generates a clock signal. The phase selector receives the input signal via the transmission line and the clock signal from the voltage controlled oscillator, and generates a clock output signal. The D flip-flop receives the input signal via the transmission line and the clock output signal, and generates a data output signal.10-30-2008
20090322432FREQUENCY SYNTHESIZER - A frequency synthesizer. The frequency synthesizer comprises a harmonic locked phase/frequency detector, a low pass filter, a voltage controlled oscillator, and a frequency divider. The harmonic locked phase/frequency detector receives a reference signal and a divided signal. The low pass filter is coupled to the harmonic locked phase/frequency detector. The voltage controlled oscillator is coupled to the low pass filter and provides an output signal. The frequency divider is coupled between the voltage controlled oscillator and the harmonic locked phase/frequency detector. Frequency of the divided signal is a harmonic frequency of the reference signal.12-31-2009
20100045381LIMITING AMPLIFIERS - A limiting amplifier with an input stage with dc offset cancellation, identical gain stages, an output buffer and a feedback filter. The input stage receives a differential input signal and outputs a first intermediate differential signal. The gain stages are cascaded to amplify the first intermediate differential signal and generate a second intermediate differential signal, amplified by the output buffer to produce an output signal. The feedback filter provides a dc offset voltage of the output signal to the input stage for the dc offset cancellation. The input stage comprises a resistor network coupled between a pair of input nodes and a power line and comprising a common resistor, a pair of load resistors and a shunt resistor. The load resistors share a common terminal connected to the common resistor that is connected to the power line. The shunt resistor has two terminals respectively connected to the load resistors.02-25-2010
20100052787LIMITING AMPLIFIERS - A limiting amplifier with an input stage with dc offset cancellation, identical gain stages, an output buffer and a feedback filter. The input stage receives a differential input signal and outputs a first intermediate differential signal. The gain stages are cascaded to amplify the first intermediate differential signal and generate a second intermediate differential signal, amplified by the output buffer to produce an output signal. The feedback filter provides a dc offset voltage of the output signal to the input stage for the dc offset cancellation. The input stage comprises a resistor network coupled between a pair of input nodes and a power line and comprising a common resistor, a pair of load resistors and a shunt resistor. The load resistors share a common terminal connected to the common resistor that is connected to the power line. The shunt resistor has two terminals respectively connected to the load resistors.03-04-2010
20110210799Frequency Synthesizer - A frequency synthesizer. The frequency synthesizer comprises a harmonic locked phase/frequency detector, a low pass filter, a voltage controlled oscillator, and a frequency divider. The harmonic locked phase/frequency detector receives a reference signal and a divided signal. The low pass filter is coupled to the harmonic locked phase/frequency detector. The voltage controlled oscillator is coupled to the low pass filter and provides an output signal. The frequency divider is coupled between the voltage controlled oscillator and the harmonic locked phase/frequency detector. Frequency of the divided signal is a harmonic frequency of the reference signal.09-01-2011
20120056681SIGNAL AMPLIFICATION CIRCUITS FOR RECEIVING/TRANSMITTING SIGNALS ACCORDING TO INPUT SIGNAL - One exemplary signal amplification circuit used for processing an input signal includes an input stage, a plurality of output stages, and a selecting stage. The input stage has an input node for receiving the input signal and an output node for outputting an intermediate signal. The output stages are coupled to a plurality of output ports of the signal amplification circuit, respectively. Each of the output stages generates a corresponding processed signal to a corresponding output port according to a gain and a signal derived from the intermediate signal of the input stage when enabled. The selecting stage is arranged for selectively coupling the output node of the input stage to at least one of the output stages.03-08-2012

Patent applications by Chih-Hung Lee, Chiayi Hsien TW

Chih-Hung Li, Taoyuan City TW

Patent application numberDescriptionPublished
20110197006DETACHABLE WIRELESS COMMUNICATION MODULE AND METHOD FOR ACTIVATING THE SAME - A detachable wireless communication module and a method for activating the same are disclosed. The detachable communication module, to be connected to a corresponding host connector of an electronic device, includes a housing, a short-range radio frequency module embedded into the housing, and a module connector. When the wireless communication module is detachably connected to the electronic device, the housing becomes a portion of a casing of the electronic device. The module connector, disposed on the housing, is detachably connected to the host connector of the electronic device. The module connector is used for communication between the short-range radio frequency module and a host circuitry of the electronic device. When the wireless communication module is detachably connected to the electronic device, a contact of the module connector is used for module detection to indicate that the short-range radio frequency module is embedded in the wireless communication module.08-11-2011

Chih-Hung Liao, Jhudong TW

Patent application numberDescriptionPublished
20090017624Nodule Defect Reduction in Electroless Plating - An electroless plating method and the apparatus for performing the same are provided. The method includes providing a plating solution; contacting a front surface of the wafer with the plating solution; and incurring a plating reaction substantially simultaneously on an entirety of the front surface of the wafer. The step of incurring a plating reaction substantially simultaneously includes lift-dispense electroless plating and face-down immersion.01-15-2009

Chih-Hung Lu, Hsin-Chu City TW

Patent application numberDescriptionPublished
20100220210INTERACTIVE SYSTEM CAPABLE OF IMPROVING IMAGE PROCESSING - An interactive system capable of improving image processing includes a reference device, a processing module and a controller. The reference device is used for transmitting and/or reflecting light signals within a predetermined spectrum. The processing module includes an image sensor, an estimation unit and a transmission interface. The image sensor is used for sensing an image so as to generate pixel signals; the estimation unit is used for determining static parameters of at least one image object according to the pixel signals; and the transmission interface is used for serially outputting the static parameters of the at least one image object. The controller is used for controlling operation of the interactive system according to the static parameters of the at least one image object outputted from the transmission interface. The image sensor, the estimation unit, and the transmission interface can all be formed on the same substrate.09-02-2010
201002845483-Point positioning device and method thereof - A 3-point positioning device senses a scene including an auxiliary positioning module by means of an image sensor, and accordingly generates a sensed image. The auxiliary positioning module comprises a first, a second, and a third auxiliary positioning units. By means of the sensed image, the 3-point positioning device recognizes a first, a second, and a third sensing units of the image sensor corresponding to the first, the second, and the third auxiliary positioning units. In this way, the 3-point positioning device can calculate out an absolute location of the auxiliary positioning module according to the locations or the received power of the first, the second, and the third sensing units.11-11-2010
20110069299Distance-measuring device of measuring distance according to variation of imaging location and calibrating method thereof - A distance-measuring device is utilized for measuring a measured distance between a measured object and the distance-measuring device. The distance-measuring device reduces the effect of a background light and a flicking light by removing the part corresponding to the background light and the flicking light from light-sensed signals generated by an image sensor of the distance-measuring device. In addition, the distance-measuring device calculates a calibrating parameter for calibrating an assemble-error angle of the distance-measuring device, according to an imaging location of a reflective light obtained by measuring a calibrating object with a predetermined distance. In this way, the distance-measuring device can correctly calculate out the measured distance.03-24-2011
20110134078Distance-measuring device, 3D image-sensing device, and optical touch system - A distance-measuring device includes a light-emitting/sensing controlling circuit, a light-emitting component, a light-sensing group, a background-calculating circuit, a frequency-adjusting circuit, and a distance-calculating circuit. The light-emitting component emits a detecting light to a measured object. The light-emitting/sensing controlling circuit controls the light-sensing group receiving and accumulating the energy of a reflective light generated by the measured object reflecting the detecting light, so that the distance-calculating circuit can calculate a measured distance between the measured object and the distance-measuring device according the accumulated energy of the light-sensing group. In addition, the distance-measuring device calculates the energy accumulated by the light-sensing group sensing the background light per unit time, by means of the background-calculating circuit. In this way, the effect of the background light is reduced so that the distance-measuring device can more correctly calculate the measured distance.06-09-2011
20120044213Optical Touch Display System - Optical touch display system includes a light source, a reflector, an image sensor, and a processing device. The light source emits light to at least one object directly and emits light to the at least one object via the reflector at the same time. Then the image sensor receives light reflected from the at least one object directly and light reflected via the reflector simultaneously to form a set of imaging objects which have similar color parameters on an image. Then the processing device produces a set of still image parameters of the image objects such as gravity centers and border boundaries. Based on the still image parameters, the processing device determines the coordinates of the least one object on the optical touch display.02-23-2012

Patent applications by Chih-Hung Lu, Hsin-Chu City TW

Chih-Hung Pan, Taipei Hsien TW

Patent application numberDescriptionPublished
20110010510Method for updating a program section - A method for updating a program section is disclosed; the method is used for an electronic system. The electronic system comprises a control unit and a storage device; the control unit is electrically connected with the storage device; the storage device comprises a program section; the program section comprises an application section and a boot section; the application section comprises a first bootloader and application information, wherein the first bootloader comprises a first driver. The method comprises the following steps of: connecting a data source device, wherein the data source device comprises update data; determining whether the first driver is able to drive the data source device or not; and if the first driver is able to drive the data source device, the first driver performs an updating procedure according to the update data.01-13-2011

Chih-Hung Peng, Gongguan Township TW

Patent application numberDescriptionPublished
20090289541DISPLAY DEVICE AND METHOD OF FORMING THE SAME, AND ELECTRONIC DEVICE HAVING THE SAME - A method of forming a display device is provided. The method includes the following steps: providing a substrate which includes a driving circuit region and a pixel region; forming a first island and a second island in the driving circuit region on the substrate with a semiconductor material; performing a first ion implantation process to dope ions into both of the first island and the second island; forming a first patterned mask on the substrate to cover the second island and expose a part of the first island; performing a second ion implantation process by using the first patterned mask as a mask to form a first source/drain region in the first island; removing the first patterned mask; forming a first gate and a second gate on the first island and the second island respectively; forming a second patterned mask on the substrate to cover the first island and expose a part of the second island; and performing a third ion implantation process by using both of the second patterned mask and the second gate as a mask to form a second source/drain region in the second island. The first island, the first source/drain region, and the first gate form a NMOS device, and the second island, the second source/drain region, and the second gate form a PMOS device.11-26-2009
20110306154METHOD OF FORMING A DISPLAY DEVICE BY USING SEPARATE MASKS IN FORMING SOURCE AND DRAIN REGIONS OF MOS TRANSISTORS - A method of forming a display device is provided. The method includes the following steps: providing a substrate which includes a driving circuit region and a pixel region; forming a first island and a second island in the driving circuit region on the substrate with a semiconductor material; performing a first ion implantation process to dope ions into both of the first island and the second island; forming a first patterned mask on the substrate to cover the second island and expose a part of the first island; performing a second ion implantation process by using the first patterned mask as a mask to form a first source/drain region in the first island; removing the first patterned mask; forming a first gate and a second gate on the first island and the second island respectively; forming a second patterned mask on the substrate to cover the first island and expose a part of the second island; and performing a third ion implantation process by using both of the second patterned mask and the second gate as a mask to form a second source/drain region in the second island. The first island, the first source/drain region, and the first gate form a NMOS device, and the second island, the second source/drain region, and the second gate form a PMOS device.12-15-2011

Chih-Hung Shen, Chung-Ho City TW

Patent application numberDescriptionPublished
20090079492ELECTRONIC SYSTEM CAPABLE OF COMPENSATING PROCESS, VOLTAGE AND TEMPERATURE EFFECTS - An electronic system includes an integrated circuit, powered by a first voltage, with a first device provided therein; a detection device coupled to the first device to detect an output deviation of the first device attributed to process, voltage and temperature (PVT) effects; and a compensation device coupled to the detection device, adjusting the first voltage in response to the output deviation and outputting the first voltage to the integrated circuit to compensate for the PVT effects. The electronic system further comprises a conversion device, coupled between the detection device and the compensation device, to generate an indication signal corresponding to the output deviation for the compensation device to adjust the first voltage. In addition, the compensation device may compare and amplify a difference between a voltage level of the indication signal and a reference to linearly adjust the first voltage for compensating for the PVT effects.03-26-2009
20100327952Electronic System Capable of Compensating Process, Voltage and Temperature Effects - An electronic system includes an integrated circuit, powered by a first voltage, with a first device provided therein; a detection device coupled to the first device to detect an output deviation of the first device attributed to process, voltage and temperature (PVT) effects; and a compensation device coupled to the detection device, adjusting the first voltage in response to the output deviation and outputting the first voltage to the integrated circuit to compensate for the PVT effects. The electronic system further comprises a conversion device, coupled between the detection device and the compensation device, to generate an indication signal corresponding to the output deviation for the compensation device to adjust the first voltage. In addition, the compensation device may compare and amplify a difference between a voltage level of the indication signal and a reference to linearly adjust the first voltage for compensating for the PVT effects.12-30-2010

Chih-Hung Tsai, Kao-Hsiung Hsien TW

Patent application numberDescriptionPublished
20110211626APPARATUS AND METHOD OF CONTROLLING DRIVING CURRENT OF TRANSMISSION - A method of tuning a driving current of a data transmission interface includes: utilizing a driving current with a present current value to continuously send a test data to a receiving end; accumulating a number of times that the test data is sent to generate a transmission counting result; determining whether a transmission error occurs while the test data is sent to the receiving end and accumulating a number of times that the transmission error occurs to generate a transmission error counting result; and when the transmission counting result reaches a predetermined value, determining how to tune the present current value of the driving current according to the transmission error counting result.09-01-2011

Chih-Hung Tsai, Wugu TW

Patent application numberDescriptionPublished
20120032913DISPLAY APPARATUS AND METHOD FOR MANUFACTURING PARALLAX BARRIER TOUCH BOARD - A display apparatus and a method for manufacturing a parallax barrier touch board are disclosed. The display apparatus comprises a display panel and the parallax barrier touch board. The method for manufacturing the parallax barrier touch board comprises the following steps: forming a barrier layer on a substrate, wherein the barrier layer includes a plurality of parallax barriers; and forming a touch sensing circuit layer on the parallax barrier.02-09-2012

Chih-Hung Tseng, Neipu Hsiang TW

Patent application numberDescriptionPublished
20090185374LIGHTING DEVICE HAVING LED LIGHT BARS - A lighting device has a light-bar mount and multiple light bars. The light-bar mount is integrally formed from a board. The light bars are mounted on the light-bar mount and each light bar has a heat sink, a circuit board and multiple high-power LED modules. The heat sink is detachably mounted in the light-bar mount. The circuit board is mounted in the heat sink. The high-power LED modules are mounted on the heat sink and electrically connected to the circuit board for providing outward illumination.07-23-2009

Chih-Hung Tseng, Zhutang Township TW

Patent application numberDescriptionPublished
20110223736LDD Epitaxy for FinFETs - A method of forming a semiconductor structure includes providing a substrate including a fin at a surface of the substrate, and forming a fin field-effect transistor (FinFET), which further includes forming a gate stack on the fin; forming a thin spacer on a sidewall of the gate stack; and epitaxially growing a epitaxy region starting from the fin. After the step of epitaxially growing the epitaxy region, a main spacer is formed on an outer edge of the thin spacer. After the step of forming the main spacer, a deep source/drain implantation is performed to form a deep source/drain region for the FinFET.09-15-2011
20120086053TRANSISTOR HAVING NOTCHED FIN STRUCTURE AND METHOD OF MAKING THE SAME - A transistor includes a notched fin covered under a shallow trench isolation layer. One or more notch may be used, the size of which may vary along a lateral direction of the fin. In some embodiments, The notch is formed using anisotropic wet etching that is selective according to silicon orientation. Example wet etchants are tetramethylammonium hydroxide (TMAH) or potassium hydroxide (KOH).04-12-2012

Chih-Hung Wang, Yunlin County TW

Patent application numberDescriptionPublished
20100332726STRUCTURE AND METHOD FOR MANAGING WRITING OPERATION ON MLC FLASH MEMORY - A method for managing a writing operation for a multi-level cell (MLC) nonvolatile memory by a host is provided. The MLC nonvolatile memory has a plurality of MLC blocks, each MLC cell of each MLC block can store multiple logical data bits. The method includes forming a turbo writing unit from the spare block pool; writing a data sent by the host to the turbo writing unit; and changing the role of the turbo writing unit into a turbo data unit. The turbo writing unit is formed with at least one of the MLC blocks, each MLC cell of the at least one of the MLC blocks stores a portion of the logical data bits the MLC cell is capable of storing.12-30-2010
20110082989STRUCTURE AND METHOD FOR MAKING A STORAGE CARD - A procedure for reproducing a storage card includes providing a preliminary storage card, wherein the preliminarily storage card has been partitioned into at least a first partitioned region and a second partitioned region and content has been written into the first partitioned region; providing a master storage card without being partitioned; copying the preliminary storage card with at least the first partitioned region and the second partitioned region into the master storage card based on the logic block addressing (LBA) mode, wherein the preliminary storage card is still not partitioned yet; and writing a signature into a DOS file system area of the first partitioned region at a specific signature area, wherein the signature includes a signature ID and a partition information corresponding to at least the first partitioned region and the second partitioned region in the preliminary storage card.04-07-2011

Chih-Hung Wang, Sigang Township TW

Patent application numberDescriptionPublished
20090190089Eyeglasses structure - Eyeglasses include a frame, and two lenses; the frame has a streamline shape, and a relatively large curvature as compared with the lenses, and has a joining portion protruding downwards from a middle portion thereof, and grooves extending from two sides of the joining portion to an upper portion of an inward side thereof; each of the lenses includes a body, and a connecting plate, which is secured on the body, and has the same curvature as the body of the lens; the lenses are firmly joined to the frame with the connecting plates being inserted in respective ones of the grooves of the frame.07-30-2009

Chih-Hung Weng, Chiayi County TW

Patent application numberDescriptionPublished
20090274331MICROPHONE DEVICE ADAPTED TO BE WORN ON AN EAR - A microphone device includes an earpiece unit and a sound pickup unit. The earpiece unit includes a pliable ring part adapted for looping around an ear of a wearer and bendable to conform to the shape of the ear of the wearer. The sound pickup unit includes a boom component that is connected to the earpiece unit and that has a front boom section extending to a vicinity of the mouth of the wearer when the earpiece unit is worn on the ear of the wearer. The sound pickup unit further includes a sound pickup member mounted on the front boom section of the boom component.11-05-2009

Chih-Hung Yeh, Miaoli TW

Patent application numberDescriptionPublished
20100012183Thin Film Solar Cell Having Photo-Luminescent Medium Coated Therein And Method For Fabricating The Same - A thin film solar cell having a photo-luminescent medium coated therein and a method for fabricating the same are provided. The thin film solar cell at least includes a transparent layer, a front electrode layer, a photoconductive layer, and a back electrode layer, which are sequentially stacked in that order from a light incident surface of the thin film solar cell. The transparent layer is a cover glass or a transparent substrate. The thin film solar cell further includes a photo-luminescent medium disposed on outer surface or inner surface of the transparent layer for absorbing the rest short wavelength light contained in the incident light and is then excited to emit a long wavelength light which can be effectively absorbed by the photoconductive layer. In such a way, the spectrum of the incident light is shifted, and thus an improved energy conversion efficiency is achieved.01-21-2010

Chih-Hung Yeh, Taichung County TW

Patent application numberDescriptionPublished
20120132281THIN-FILM SOLAR CELL AND MANUFACTURING METHOD THEREOF - A thin-film solar cell and a manufacturing method thereof are disclosed. The method of manufacturing the thin-film solar cell includes the steps of providing a substrate; forming a diffusion barrier layer on the substrate; forming a back electrode layer on the diffusion barrier layer; forming a precursor layer on the back electrode layer, and the precursor layer including at least Cu, In and Ga; providing an alkali layer on an upper surface of the precursor layer, and the alkali layer being formed of Li, Na, K, Rb, Cs, or an alkali metal compound; providing a selenization process for the precursor layer and the alkali layer to form an absorber layer, such that an atomic percentage concentration of the alkali metal in the absorber layer is ranged between 0.01%˜10%; forming at least a buffer layer on the absorber layer; and forming at least a front electrode layer on the buffer layer.05-31-2012