Chun-Jen
Chun-Jen Chen, Renwu Township TW
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20110159410 | COST-EFFECTIVE METHOD FOR EXTREME ULTRAVIOLET (EUV) MASK PRODUCTION - The present disclosure provides for many different embodiments. An exemplary method can include providing a blank mask and a design layout to be patterned on the blank mask, the design layout including a critical area; inspecting the blank mask for defects and generating a defect distribution map associated with the blank mask; mapping the defect distribution map to the design layout; performing a mask making process; and performing a mask defect repair process based on the mapping. | 06-30-2011 |
20110161893 | LITHOGRAPHIC PLANE CHECK FOR MASK PROCESSING - The present disclosure provides for many different embodiments. An exemplary method can include providing a mask fabricated according to a design pattern; extracting a mask pattern from the mask; converting the mask pattern into a rendered mask pattern, wherein the simulated design pattern includes the design pattern and any defects in the mask; simulating a lithography process using the rendered mask pattern to create a virtual wafer pattern; and determining whether any defects in the mask are critical based on the virtual wafer pattern. The critical defects in the mask can be repaired. | 06-30-2011 |
20130316471 | Test Line Placement to Improve Die Sawing Quality - A semiconductor wafer structure includes a plurality of dies, a first scribe line extending along a first direction, a second scribe line extending along a second direction and intersecting the first scribe line, wherein the first and the second scribe lines have an intersection region. A test line is formed in the scribe line, wherein the test line crosses the intersection region. Test pads are formed in the test line and only outside a free region defined substantially in the intersection region. | 11-28-2013 |
20150154326 | Image Process Method to Improve Mask Inspection Performance - The present disclosure relates to a method of inspecting a photomask to decrease false defects, which uses a plurality of image rendering models with varying emphasis on different design aspects, and an associated apparatus. In some embodiments, the method is performed by forming an integrated circuit (IC) design comprising a graphical representation of an integrated circuit. A first image rendering simulation is performed on the IC design using an initial image rendering model to determine a plurality of initial mask defects. A second image rendering simulation is performed on the IC design using a modified image rendering model that emphasizes a design aspect to determine a plurality of modified mask defects. By comparing the plurality of initial mask defects with the plurality of modified mask defects, falsely identified mask defects can be detected and eliminated. | 06-04-2015 |
Chun-Jen Chen, Tainan City TW
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20150236158 | METHOD FOR FABRICATING SEMICONDUCTOR DEVICE, AND SEMICONDUCTOR DEVICE MADE THEREBY - A method for fabricating a semiconductor device, and a semiconductor device made with the method are described. In the method, a cavity is formed in a substrate, a first epitaxy process is performed under a pressure higher than 65 torr to form a buffer layer in the cavity, and a second epitaxy process is performed to form a semiconductor compound layer on the buffer layer in the cavity. In the semiconductor device, the ratio (S/Y) of the thickness S of the buffer layer on a lower sidewall of the cavity to the thickness Y of the buffer layer at the bottom of the cavity ranges from 0.6 to 0.8. | 08-20-2015 |
Chun-Jen Chen, Hsinchu County TW
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20110273235 | FEEDFORWARD CONTROLLED ENVELOPE MODULATOR AND FEEDFORWARD CONTROL CIRCUIT THEREOF - The present disclosure illustrates a feedforward controlled envelope modulator and a feedforward control circuit thereof. The feedforward controlled envelope modulator comprises a linear amplifier circuit, a switching amplifier, and a feedforward control circuit. The linear amplifier circuit amplifies an input voltage signal, so as to output an output voltage signal to a load node. The switching amplifier receives a comparison signal, and outputs a switching current to the load node according to the comparison signal. The feedforward control circuit comprises a duplicate linear amplifier circuit and a hysteresis comparator. The duplicate linear amplifier circuit amplifies the input voltage signal, so as to output a reference voltage signal, wherein an amplifying gain of the duplicate linear amplifier circuit is identical to an amplifying gain of the linear amplifier circuit. The hysteresis comparator compares the output voltage signal and the reference voltage signal, so as to output the comparison signal. | 11-10-2011 |
20120019289 | INJECTION-LOCKED FREQUENCY DIVIDER - An injection-locked frequency divider is provided and which includes an injection transistor, an oscillator, a current source and a transformer. The injection transistor is used to receive an injection signal. The oscillator is used to divide the injection signal to generate a divided frequency signal. The current source is coupled to the oscillator to provide a current to the oscillator. The transformer is coupled between the injection transistor and the oscillator to increase the equivalent transconductance of the injection transistor, and thus increasing the locking range of the injection-locked frequency divider. | 01-26-2012 |
20130009715 | INDUCTANCE-CAPACITANCE (LC) OSCILLATOR - An inductance-capacitance (LC) oscillator including a first varactor cell, a first transistor, a second transistor and a first pair of differential transformers is provided. The first varactor cell provides a first variable capacitance to adjust/tune the frequency of a first differential oscillation signal generated by the LC oscillator, and outputting the first differential oscillation signal. The first transistor is coupled between a core dc supply voltage and a first terminal of the first varactor cell. The second transistor is coupled between a ground potential and a second terminal of the first varactor cell. The first pair of differential transformers is connected in cascade with the first transistor and the second transistor between the core dc supply voltage and the ground potential, and is used for increasing the output-swing of the first differential oscillation signal, and making a current flowing through the first transistor to be reused by the second transistor. | 01-10-2013 |
20130093475 | INJECTION-LOCKED FREQUENCY DIVIDER - An injection-locked frequency divider (ILFD) including a signal injector, an oscillator (OSC), and a buffer stage is provided. The signal injector is configured for receiving an injection signal. The OSC is configured for dividing the frequency of the injection signal, so as to generate a first divided frequency signal, where there is an integral-multiple relation between the frequency of the first divided frequency signal and that of the injection signal. The buffer stage is configured for receiving and boosting the first divided frequency signal, and performing a push-push process on the first divided frequency signal, so as to output a second divided frequency signal, where there is a fractional-multiple relation between the frequency of the second divided frequency signal and that of the injection signal. | 04-18-2013 |
Chun-Jen Chen, Taipei TW
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20100210711 | Methods and Compositions for the Treatment of Sterile Inflammation - Described are methods and compositions that inhibit IL-1 signalling for the treatment of acute inflammatory response to cell necrosis, and the attendant collateral tissue damage. | 08-19-2010 |
Chun-Jen Chen, Taichung TW
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20100134856 | METHOD FOR SELECTING AND ADJUSTING SCANNER ILLUMINANT - A scanner includes a first illuminant device having a first power associated therewith, and a second illuminant device having a second power associated therewith. The first power is greater than the second power, and each of the first illuminant device and the second illuminant device is configured to selectively scan a document. The scanner is configured to select one of the first illuminant device and the second illuminant device based, at least in part on, a level of power supplied to the scanner via a power source, and perform a single scan of the document using only the selected one of the first illuminant device and the second illuminant device. | 06-03-2010 |
Chun-Jen Chen, Taipei County TW
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20100120381 | POLAR TRANSMITTER, METHOD AND APPARATUS FOR PHASE MODULATION - A phase modulation method with a polar transmitter. A target frequency is first designated by comparing the RF signal with a reference frequency and the phase sample. An oscillator control word is generated based on the target frequency. A digital oscillator can modulate from a first phase to a second phase to synthesize a preliminary RF signal based on the oscillator control word. When the target frequency exceeds the modulation capability of the digital oscillator, the oscillator control word is generated based on the target frequency minus 180 degrees, and the preliminary RF signal is shifted by 180 degrees to be the RF signal having the target frequency. When the target frequency does not exceed the modulation capability of the digital oscillator, the oscillator control word is generated solely based on the target frequency to output the preliminary RF signal to be the RF signal having the target frequency. | 05-13-2010 |
Chun-Jen Chen, Gangshan Township TW
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20080247284 | RECORDING APPARATUS FOR OPTICAL DISK DRIVE - A recording method for an optical disk drive is implemented as follows. First, at least one of the level of the focusing error signal, the level of the tracking error signal, a wobble synchronization pattern loss, the error rate of demodulating a wobble signal, the frequency of buffer under-run occurrence, the temperature of the drive, the wobble jitter and the level of write power is detected. If at least one detected value exceeds the preset value, the recording will be ceased. Then, the rotation speed of the optical disk drive is decreased, and the recording is resumed with the decreased rotation speed. If at least one of the temperature of the drive, the wobble jitter and the estimated write power exceeds the reset value before recording starts, the rotation speed of the optical disk drive is decreased before recording. | 10-09-2008 |
Chun-Jen Cheng, Jhonghe TW
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20120178314 | POWER CONTACT AND POWER CONNECTOR HAVING THE SAME - A power contact includes a base, a mating conductor including a mating portion electrically mating with a mating power contact and an opposite mounting portion, and a fixing member for fixing the mating conductor and the base together. The base defines a mounting hole extending along a first direction and a fixing hole in communication with the mounting hole and extending along a second direction perpendicular to the first direction. The mounting portion is inserted into the mounting hole, and defines an opening hole extending along the second direction. The fixing member is inserted into the opening hole and the fixing hole to fix the mating conductor and the base together. | 07-12-2012 |
Chun-Jen Fang, Zhudong Township TW
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20150282156 | HANDHELD DEVICE AND FREQUENCY TRACKING METHOD THEREOF - A handheld device and a frequency tracking method thereof are provided. The handheld device comprises an oscillator, a radio frequency (RF) chip, a modem module, a first thermal sensor and a thermal module. The oscillator generates an oscillation signal with an oscillation frequency. The RF chip is electrically connected to the oscillator and configured to receive a paging signal from a paging channel and an RF signal from a non-regular channel based on the oscillation signal. The modem module is electrically connected to the RF chip. The first thermal sensor disposed close to the oscillator measures a heat source temperature. The thermal module electrically connected to the modem module and the first thermal sensor enables the modem module to execute a frequency compensation process by using the RF signal of both the paging signal and the RF signal according to the heat source temperature. | 10-01-2015 |
Chun-Jen Huang, New Taipei City TW
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20110248747 | ZERO-TEMPERATURE-COEFFICIENT VOLTAGE OR CURRENT GENERATOR - General speaking, a resistor of high resistivity has a negative-temperature-coefficient and a resistor of low resistivity has a positive-temperature-coefficient. Utilizing this characteristic, an appropriate proportion between the above resistors can be found to make a combined resistor with an approximate zero-temperature-coefficient. The combined resistor can be used to design a circuit for generating voltage and current with approximate zero-temperature-coefficients. | 10-13-2011 |
20120229207 | PULSE WIDTH MODULATION SIGNAL GENERATING CIRCUIT AND AMPLIFIER CIRCUIT WITH BEAT FREQUENCY CANCELLATION CIRCUIT - A beat frequency cancellation circuit, for an amplifier, includes a coupling device connected between two signal processing paths of the amplifier for compensating for beat frequency effects of output signals between the signal processing paths. | 09-13-2012 |
Chun-Jen Huang, Taipei City TW
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20140268916 | ENERGY-SAVING CONTROL DEVICE - An energy-saving control device is disclosed. The control device is connected with an integrated circuit (IC) and a secondary winding of a transformer of a power converter. A primary winding of the transformer receives energy, and then the energy is discharged from the secondary winding and an energy signal of the energy is generated. And the energy signal comprises a high-frequency part and a low-frequency part thereafter. The energy signal is received by the energy-saving control device to control the operation of the IC according to a ratio of the low-frequency part to the high-frequency part. | 09-18-2014 |
Chun-Jen Huang, Tainan City TW
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20120061840 | DAMASCENE INTERCONNECTION STRUCTURE AND DUAL DAMASCENE PROCESS THEREOF - A dual damascene structure is disclosed. The dual damascene structure includes: a substrate comprising thereon a base dielectric layer and a lower wiring layer inlaid in the base dielectric layer; a dielectric layer on the substrate; a via opening in the dielectric layer, wherein the via opening misaligns with the lower wiring layer thus exposing a portion of the lower wiring layer and a portion of the base dielectric layer, wherein the via opening comprises a bottom including a recessed area; a barrier layer lining interior surface of the via opening and covers the exposed lower wiring layer and the base dielectric layer, wherein only the barrier layer fills the recessed area; and a copper layer filling the via opening on the barrier layer. | 03-15-2012 |
20130285737 | Charge Pump System - In one aspect, a first charge pump has serially arranged charge pump stages. Inter-stage nodes between adjacent stages are pumped by a second charge pump. In another aspect, timing of the charge pump stages is controlled by at a command clock signal. The command clock signal and command data are communicated between a integrated circuit with the charge pump and an external circuit. | 10-31-2013 |
Chun-Jen Lee, New Taipei City TW
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20120038765 | OBJECT SENSING SYSTEM AND METHOD FOR CONTROLLING THE SAME - An object sensing system includes an indication plane, a first image sensing unit, a plurality of light emitting units and a processing unit. The indication plane is used for an object to indicate a position. The first image sensing unit is disposed at a first corner of the indication plane. The light emitting units are disposed around the indication plane. Each of the light emitting units is corresponding to at least one of a plurality of operation times, at least one exposure time is set within each of the operation times, and each exposure time is corresponding to at least one of the light emitting units. The processing unit controls the light emitting units to emit light according to each exposure time correspondingly and controls the first image sensing unit to sense a first image relative to the indication plane within each operation time. | 02-16-2012 |
Chun-Jen Lin, Taipei TW
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20110088752 | Photoelectric Energy Transducing Apparatus - The invention discloses a photoelectric energy transducing apparatus, which includes a photoelectric energy transducing module and a semiconductor switch. The photoelectric energy transducing module includes a photoelectric energy transducing semiconductor structure, a first positive electrode, and a negative electrode. The semiconductor switch includes a second positive electrode and a second negative electrode. The second positive electrode is electrically connected to the first negative electrode. The second negative electrode is electrically connected to the first positive electrode. When light radiates onto the photoelectric energy transducing semiconductor structure, an electromotive force is induced between the first positive electrode and the first negative electrode, and the electromotive force provides a reverse bias on the semiconductor switch so that the semiconductor switch is cut off. Thereby, when several photoelectric energy transducing apparatuses are used in series, the entire in-series circuit is still conductible even if one or some of the photoelectric energy transducing apparatuses are damaged. | 04-21-2011 |
20110089519 | Chip Lead Frame and Photoelectric Energy Transducing Module - The invention discloses a chip lead frame and a photoelectric energy transducing module. The chip lead frame includes an insulator and a plurality of conductors. The insulator includes a first surface, a second surface, a first recess structure formed on the first surface, a through hole passing through the second surface and the first recess structure, and a venting structure. The first recess structure forms an accommodating space. The venting structure communicates with the accommodating space so that when a substrate is being bound to the first recess structure, the air in the accommodating space pressed by the substrate could flow through the venting structure out of the insulator without remaining between the substrate and the first recess structure. A photoelectric energy transducing semiconductor structure could be disposed on the substrate and electrically connected to the conductors, so as to form the photoelectric energy transducing module of the invention. | 04-21-2011 |
20110157892 | ILLUMINATION DEVICE - The invention discloses an illumination device. A form factor of the illumination device comprises a shell and a plurality of LED platforms. The shell comprises a plurality of optical reflection components for reflecting light, each of the optical reflection components comprises a bottom surface. Each of the LED platforms, fixed on the bottom surface of one of the optical reflection components, comprises an energy converter, a heat-pipe and a heat-dissipating component. The energy converter, penetrating the bottom surface, comprises a plurality of first LEDs or second LEDs. The heat-pipe comprises a flat portion, an extension portion and a contact portion, wherein the flat portion contacts the energy converter, the extension portion has a bend and extends along a first direction, and the contact portion connects the bend and extends along a second direction. The heat-dissipating component has a plurality of fins, each of the fins contacts the contact portion. | 06-30-2011 |
Chun-Jen Lin, Tu-Cheng TW
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20110017001 | SLIDE MECHANISM - A slide mechanism includes a main body, a slide body and an elastic member. The slide body is slidably connected to the main body. The elastic member is positioned between the main body and the slide body. The main body includes a base plate and two guide rails fixed on opposite sides of the base plate. The guide rails are elastic. A distance between the guide rails is less than a length of the elastic member in a normal state. Opposite ends of the elastic member are fixed to the guide rails, and a middle portion of the elastic member is fixed to the slide body, so that the elastic member remains bent between the guide rails. | 01-27-2011 |
20110160895 | INJECTION MOLDING CONTROLLER, MANUFACTURING METHOD THEREOF, AND INJECTION MOLDING SYSTEM USING THE SAME - An injection molding controller controls an injection molding apparatus and peripheral devices of the injection molding apparatus. The injection molding controller includes an integral interface and a storage unit. The integral interface includes an injection molding control page and peripheral control pages. The integral interface shows the injection molding control page and the peripheral control pages simultaneously. The storage unit communicates with the integral interface and stores data related to the integral interface. The disclosure further provides a method for manufacturing the injection molding controller and an injection molding system using the injection molding controller. | 06-30-2011 |
20110217142 | POSITIONING ASSEMBLY - A positioning assembly includes a fastener and a pin. The fastener includes a latching portion and a fixing portion coaxially connected to the latching portion. The pin is movably received and fixed in the fastener. The fixing portion defines a threaded portion in a side surface of the fixing portion and a pinhole in an end surface of the fixing portion. The pin is received in the pinhole. | 09-08-2011 |
20110302348 | CLOUD COMPUTER - A cloud computer includes a base, a host, and a battery, in which the host includes a motherboard, a memory connected to the motherboard, and a base connector connected to the motherboard, and the base includes a host connector corresponding to the base connector of the host, and a plurality of input/output ports to connect to peripherals. The battery is mounted on the host and connects to the motherboard to provide electronic power to the motherboard, and the host is detachably connected with the base. | 12-08-2011 |
20120188739 | ELECTRONIC DEVICE WITH CARD HOLDER - An electronic device includes a card holder for receiving a chip card, and a housing defining a receiving groove for receiving the card holder. The card holder includes a fixing member and a receiving base positioned on the fixing member. The fixing member includes a base plate and a side wall substantially perpendicularly extending from an end of the base plate. The base plate forms a first positioning bar and a second positioning bar substantially parallel to each other, and the second positioning bar defines a positioning cutout. The receiving base is positioned on the fixing member. The receiving base forms a positioning hook, and the positioning hook has a locking protrusion engaging in the positioning cutout of the second positioning bar. The positioning hook is capable of being deformed to make the locking portion disengage from the positioning cutout. | 07-26-2012 |
20120268395 | EXTERNAL TOUCH KEYBOARD - A touch keyboard includes a touch panel, a light guide plate, a keyboard layer, and a controller. The controller is connected to the touch panel. When a user touches the touch panel, the controller determines the touch position by detecting changes in the current of the touch panel, and generates a command signal. The keyboard layer is sandwiched between the touch panel and the light guide plate. The keyboard layer includes a film and a plurality of keyboard signs printed on the film, and the positions of the keyboard signs are recorded in the controller. | 10-25-2012 |
20130002102 | ELECTRONIC DEVICE HOUSING AND MANUFACTURING METHOD - An electronic device housing is disclosed. The electronic device housing, the electronic device housing comprises a cover comprising a base board, a receiving portion defined in the base board, and a fixing portion in the receiving portion; a silicone rubber membrane; and a panel received in the receiving portion, the panel is fixed to the cover via the silicone rubber membrane. | 01-03-2013 |
Chun-Jen Lin, Hsinchu TW
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20110254033 | Organic Light-Emitting Diode Device with High Color Rendering - The present invention discloses an organic light-emitting diode (OLED) device with high color rendering comprising a base plate, a first conductive layer, a plurality of white light emitting layers, and a second conductive layer, wherein the spectra of the white light emitting layers possess characteristics of complementarities so as to enhance the color rendering of the emitted white light, and at least one carrier regulating layer is selectively disposed between every two white light emitting layers so as to increase the emitting efficiency and color rendering. | 10-20-2011 |
Chun-Jen Lin, Hsinchu City TW
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20160096236 | TEMPERATURE SENSING APPARATUS, LASER PROCESSING SYSTEM, AND TEMPERATURE MEASURING METHOD - A temperature sensing apparatus configured to measure a temperature distribution of a surface to be measured is provided. The temperature sensing apparatus includes a lens set, a filtering module, a plurality of sensor arrays, and a processing unit. The lens set is configured to receive radiation from the surface to be measured. The filtering module is configured to filter the radiation from the lens set into a plurality of radiation portions respectively having different wavelengths. The sensor arrays are configured to respectively sense the radiation portions. The processing unit is configured to calculate an intensity ratio distribution of the radiation between the different wavelengths according to the radiation portions respectively sensed by the sensor arrays and determine the temperature distribution according to the intensity ratio distribution. A laser processing system and a temperature measuring method are also provided. | 04-07-2016 |
Chun-Jen Lu, Shulin City TW
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20100325837 | SLIDING HINGE AND A REMOTE CONTROL WITH THE SLIDING HINGE - A remote control has lower and upper casings. A sliding hinge has a main bracket attached to the lower casing, a sliding bracket attached to the upper casing, two positioning assemblies mounted between the main bracket and the sliding bracket, multiple fasteners mounted through the sliding bracket, the positioning assemblies and elongated slots of the main bracket and two resilient components connected to the main bracket and the fasteners. The resilient components push the sliding bracket and selectively retain the sliding bracket securely at opposite ends of the elongated slots of the main bracket. The lower and the upper casings of the remote control do not collide with each other or with the main and the sliding brackets and therefore prevent localized wear. | 12-30-2010 |
Chun-Jen Tsai, Shanhua Township TW
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20140194155 | DYNAMICALLY SELECTING FILTERING PATHS TO AVOID MULTI-RADIO COEXISTENCE INTERFERENCE IN A COMMUNICATION APPARATUS - A communication apparatus includes a first wireless module and a second wireless module. The first wireless module includes a communication device, an antenna module and a filter module. The filter module is coupled between the communication device and the antenna module and includes a first filter, a second filter, a first switch switching in response to a control signal, and a second switch switching in response to the control signal. The communication device includes a processor issuing the control signal according to a radio frequency utilized by the second wireless module to select the first filter or the second filter to electronically connect to the communication device and the antenna module. | 07-10-2014 |
Chun-Jen Tsai, Tainan City TW
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20140378188 | WIRELESS COMMUNICATIONS CIRCUIT FOR IMPROVING CURRENT CONSUMPTION AND RF PERFORMANCE - A wireless communications circuit includes: a transceiver; a power amplifier module including a plurality of power amplifiers coupled to the transceiver; a filter module, including a plurality of filters coupled to the power amplifier module; an antenna switching module coupled between the filter module and an antenna; a tunable matching network coupled between the antenna and the antenna switching module; and a baseband circuit coupled to the tunable matching network. The baseband circuit is used for generating a control signal to the tunable matching network to adjust an impedance of the tunable matching network, wherein the impedance of the tunable matching network is adjusted to be different values under different operating conditions of the wireless communications circuit. | 12-25-2014 |
Chun-Jen Yu, Pingtung TW
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20160096329 | 3D TOOLING MACHINE - Some embodiment includes a 3D tooling machine. The 3D tooling machine can include: a base station; slider blocks; rods that are adapted to support the top cap, run through the slider blocks and plug into the base station; slider arms with rounded ends that are adapted to magnetically attach to the slider blocks and magnetically attach to a tool head; and a controller configured to control movement of the slider blocks along the rods via one or more motors or actuators. | 04-07-2016 |