Patents by Inventor Chih-Jung Chen
Chih-Jung Chen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 8659456Abstract: An embodiment of the invention provides an electronic device. The electronic device includes a digital-to-analog converter (DAC), a transmitter front-end (TX FE), an amplifier, an analog-to-digital converter (ADC), and a swap circuitry. The TX FE has a first and a second input end coupled to a first and a second output end of the DAC, respectively. The ADC has a first and a second input end coupled to a first and a second output end of the amplifier, respectively. The swap circuitry is configured to couple the first and second output ends of the DAC to a first and a second input end of the amplifier in a normal state, respectively, and couple the first and second output ends of the DAC to the second and first input ends of the amplifier in a swapped state, respectively.Type: GrantFiled: September 11, 2012Date of Patent: February 25, 2014Assignee: Mediatek Inc.Inventors: Hsiang-Hui Chang, Hsin-Hung Chen, Chi-Yun Wang, Chih-Jung Chen
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Publication number: 20140044924Abstract: A patterned color conversion film is disclosed, which comprises a plurality of pixels made of a fluorescent material; and a plurality of white matrices made of a reflective material such as a white material or metal. The fluorescent film includes a light-input surface and a light-output surface, and the plurality of white matrixes is provided between two adjacent pixels respectively.Type: ApplicationFiled: July 23, 2013Publication date: February 13, 2014Applicant: InnoLux CorporationInventors: Jiun-Yi LIEN, Chih-Jung CHEN, Ruey-Jer WENG, Chih-Yung HSIEH, Hsu-Kuan HSU
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Publication number: 20140004736Abstract: Disclosed is a flexible cable connector assembly which comprises an insulative body, a PCB, a flexible cable and a protective film. The insulative body comprises at least a plurality of first terminals, the PCB is fixed at the rear-end of the insulative body, the protective film is adhered to the insulative layer of the flexible cable, and the flexible cable and the first terminals are electrically connected through the PCB; wherein a wire slot is defined by the PCB and the insulative body, whereby the protective film and the flexible cable are passed outwardly therethrough.Type: ApplicationFiled: January 25, 2013Publication date: January 2, 2014Applicant: BING XU PRECISION CO. LTD.Inventor: Chih-Jung CHEN
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Publication number: 20130337699Abstract: A card edge cable connector assembly is disclosed. The card edge cable connector assembly includes an insulating housing, a first circuit board, a cable, and a cover. The insulating housing includes inserted a plurality of first terminals and a plurality of second terminals, where the first terminals and the second terminals can be electrically connected to the cable via the first circuit board. The first terminals are above the second terminals, and contacts of the first terminals, and mating portions of the first terminals and mating portions of the second terminals stretch into a plug space of the insulating housing. The plug space can be used for a second circuit board to plug in such that the first terminals and the second terminals electrically contact to the second circuit board.Type: ApplicationFiled: June 12, 2013Publication date: December 19, 2013Inventor: Chih-jung CHEN
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Publication number: 20130337694Abstract: A card edge connector assembly is disclosed. The card edge connector assembly includes an insulating housing, a first circuit board, a line transmission device, and a covering body. A plurality of first terminals and second terminals are inserted into the insulating housing. The first terminals and the second terminals are electrically connected to the line transmission device via the first circuit board. The first terminals are above the second terminals and mating portions of the first terminals and the second terminals stretch into a plug space of the insulating housing. In this way, the plug space can be used for the second circuit board to plug in such that the first terminals and the second terminals are electrically connected to the second circuit board.Type: ApplicationFiled: June 13, 2013Publication date: December 19, 2013Inventor: Chih-jung Chen
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Patent number: 8558819Abstract: An electronic apparatus including a main body and a stylus is provided. The main body includes a containing trench having a bulge and a reset button. The stylus includes a stylus body, a stylus front end and a stylus rear end. A surrounding trench structure of the stylus body has a first end and a second end connected to a first stylus body and a second stylus of the stylus body respectively, wherein the cross section area of the first end is smaller than the same of the second end. The stylus front end passes into the containing trench to perform a first displacement to a first position, and then to perform a second displacement to a second position by pressing the stylus rear end to make the surrounding trench structure slide over the bulge such that the stylus tip touches the reset button to reset the electronic apparatus.Type: GrantFiled: February 11, 2011Date of Patent: October 15, 2013Assignee: Inventec CorporationInventor: Chih-Jung Chen
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Publication number: 20130141153Abstract: An embodiment of the invention provides an electronic device. The electronic device includes a digital-to-analog converter (DAC), a transmitter front-end (TX FE), an amplifier, an analog-to-digital converter (ADC), and a swap circuitry. The TX FE has a first and a second input end coupled to a first and a second output end of the DAC, respectively. The ADC has a first and a second input end coupled to a first and a second output end of the amplifier, respectively. The swap circuitry is configured to couple the first and second output ends of the DAC to a first and a second input end of the amplifier in a normal state, respectively, and couple the first and second output ends of the DAC to the second and first input ends of the amplifier in a swapped state, respectively.Type: ApplicationFiled: September 11, 2012Publication date: June 6, 2013Inventors: Hsiang-Hui Chang, Hsin-Hung Chen, Chi-Yun Wang, Chih-Jung Chen
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Publication number: 20130109244Abstract: An electrical connector assembly is provided with an insulating housing, a PCB, and an FFC. The insulating housing includes a plurality of terminals. The FFC and the terminals are electrically connected together by the PCB. The PCB is vertically secured to a rear end of the insulating housing. A plurality of contacts of the PCB are provided on a rear surface of the PCB.Type: ApplicationFiled: September 11, 2012Publication date: May 2, 2013Inventor: CHIH-JUNG CHEN
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Patent number: 8354947Abstract: One signal processing apparatus includes a sigma-delta modulating block and a notch filtering block. The sigma-delta modulating block is arranged to perform a sigma-delta modulation upon a signal input and accordingly generate a signal output. The notch filtering block is arranged to perform a notch filtering operation upon the signal output for generating a filtered signal output. Another signal processing apparatus includes a sigma-delta modulating block and a notch filtering block. The sigma-delta modulating block is arranged to perform a sigma-delta modulation upon a signal input and accordingly generate a signal output. The notch filtering block is enabled for performing a notch filtering operation upon the signal output when the signal processing apparatus operates in a first operational mode, and the notch filtering block is disabled when the signal processing apparatus operates in a second operational mode.Type: GrantFiled: February 11, 2011Date of Patent: January 15, 2013Assignee: Mediatek Inc.Inventors: Hsiang-Hui Chang, Caiyi Wang, George Chien, Hsin-Hung Chen, Chih-Jung Chen
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Publication number: 20120133619Abstract: An electronic apparatus including a main body and a stylus is provided. The main body includes a containing trench having a bulge and a reset button. The stylus includes a stylus body, a stylus front end and a stylus rear end. A surrounding trench structure of the stylus body has a first end and a second end connected to a first stylus body and a second stylus of the stylus body respectively, wherein the cross section area of the first end is smaller than the same of the second end. The stylus front end passes into the containing trench to perform a first displacement to a first position, and then to perform a second displacement to a second position by pressing the stylus rear end to make the surrounding trench structure slide over the bulge such that the stylus tip touches the reset button to reset the electronic apparatus.Type: ApplicationFiled: February 11, 2011Publication date: May 31, 2012Applicant: INVENTEC CORPORATIONInventor: Chih-Jung CHEN
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Publication number: 20120133597Abstract: An antenna structure includes a coil unit formed by etching a conductive film in a non-display area of a display and a set of electrodes for transmitting signals connected to terminals of the coil unit. The antenna structure can be a near field communication antenna or a radio frequency identification antenna to transmit and receive signals with the coil unit formed in the non-display area of the display to save the occupation space in a portable communication device. Therefore, the antenna structure can effectively reduce the size of the portable communication device.Type: ApplicationFiled: February 16, 2011Publication date: May 31, 2012Applicant: INVENTEC CORPORATIONInventor: Chih-Jung CHEN
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Publication number: 20120056767Abstract: One signal processing apparatus includes a sigma-delta modulating block and a notch filtering block. The sigma-delta modulating block is arranged to perform a sigma-delta modulation upon a signal input and accordingly generate a signal output. The notch filtering block is arranged to perform a notch filtering operation upon the signal output for generating a filtered signal output. Another signal processing apparatus includes a sigma-delta modulating block and a notch filtering block. The sigma-delta modulating block is arranged to perform a sigma-delta modulation upon a signal input and accordingly generate a signal output. The notch filtering block is enabled for performing a notch filtering operation upon the signal output when the signal processing apparatus operates in a first operational mode, and the notch filtering block is disabled when the signal processing apparatus operates in a second operational mode.Type: ApplicationFiled: February 11, 2011Publication date: March 8, 2012Inventors: Hsiang-Hui Chang, Caiyi Wang, George Chien, Hsin-Hung Chen, Chih-Jung Chen
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Patent number: 7994880Abstract: An energy transferring system including a source-side resonator, an intermediate resonant module, and a device-side resonator is provided. The three resonators substantially have the same resonant frequency for generating resonance. The energy on the source-side resonator is coupled to the intermediate resonant module, such that non-radiative energy transfer is performed between the source-side resonator and the intermediate resonant module. The energy coupled to the intermediate resonant module is further coupled to the device-side resonator, such that non-radiative energy transfer is performed between the intermediate resonant module and the device-side resonator to achieve energy transfer between the source-side resonator and the device-side resonator. The coupling coefficient between the intermediate resonant module and its two adjacent resonators is larger than the coupling coefficient between the source-side resonator and the device-side resonator.Type: GrantFiled: June 19, 2008Date of Patent: August 9, 2011Assignee: Darfon Electronics Corp.Inventors: Chih-Jung Chen, Chih-Lung Lin, Zuei-Chown Jou
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Publication number: 20110123448Abstract: An oil body carrier, its uses in target therapy and/or detection, and a fusion protein comprised therein are provided. The oil body carrier comprises: a) the fusion protein, comprising an oil body protein and a ligand peptide, an antibody peptide, a cell penetrating peptide, or combinations thereof, and b) a lipid, wherein the weight/volume (?g/?l) ratio of the fusion protein and the lipid is at least about 1/25, and the average particle size of the oil body carrier is about 10 nm to about 2,000 nm.Type: ApplicationFiled: July 22, 2010Publication date: May 26, 2011Applicant: CHINA MEDICAL UNIVERSITYInventors: Chung-Jen CHIANG, Yun-Peng CHAO, Tze-Cheng TZEN, Hesin-Fu WANG, Chih-Jung CHEN
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Publication number: 20110012859Abstract: A resistance type touch panel includes a first substrate, a second substrate and a detection module. The first substrate further includes a touch module at a bottom surface thereof facing the second substrate, in which the touch module has a plurality of conductive blocks having individual signal lines. The second substrate includes a bias-layer module at an upper surface thereof opposing to the touch module by a predetermined spacing. The bias-layer module further includes at least four bias points accounted for at least two voltage biases along two directions. The detection module is electrically coupled with the signal lines of the touch module for realizing all the voltage changes among the conductive blocks.Type: ApplicationFiled: December 4, 2009Publication date: January 20, 2011Applicant: ULTRA CHIP INC.Inventors: WEN-KUEI LAI, SHIH-HSIN JUAN, CHENG-HSIN LU, WEI-LUNG HUANG, YI-CHEN LO, CHIH-JUNG CHEN
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Patent number: 7718551Abstract: A method for forming a photoresist layer is provided. The method includes following steps. A wafer is provided in a semiconductor machine. The wafer is spun at a first spin speed. A pre-wet solvent is dispensed on the spinning wafer by using a nozzle disposed at a fixed position. The pre-wet solvent then stops dispensing. The spin speed of the wafer is adjusted from the first spin speed to a second spin speed which is faster than the first spin speed. Thereafter, a photoresist layer is coated on the wafer.Type: GrantFiled: March 7, 2008Date of Patent: May 18, 2010Assignee: United MIcroelectronics Corp.Inventors: Yu-Huan Liu, Chih-Jung Chen, Chih-Chung Huang
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Publication number: 20090289595Abstract: A wireless charging module includes a wireless power supplying module and a wireless receiving module. The wireless power supplying module includes a first resonator, which is for receiving first electric energy and has a first resonance frequency. The wireless receiving module includes a body, a shell, a second resonator and a charging circuit. The body is electrically connected to a battery. The second resonator is located on an inner wall of the shell and is electrically connected to the body. The second resonator has a second resonance frequency substantially the same as the first resonance frequency. The first electric energy of the first resonator is coupled to the second resonator so that non-radiative energy transfer is performed between the first and second resonators. The second resonator provides second electric energy. The charging circuit receives the second electric energy to charge the battery.Type: ApplicationFiled: October 9, 2008Publication date: November 26, 2009Applicant: Darfon Electronics Corp.Inventors: Chih-Jung CHEN, Chih-Lung LIN, Cheng-Chieh HSU
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Publication number: 20090227120Abstract: A method for forming a photoresist layer is provided. The method includes following steps. A wafer is provided in a semiconductor machine. The wafer is spun at a first spin speed. A pre-wet solvent is dispensed on the spinning wafer by using a nozzle disposed at a fixed position. The pre-wet solvent then stops dispensing. The spin speed of the wafer is adjusted from the first spin speed to a second spin speed which is faster than the first spin speed. Thereafter, a photoresist layer is coated on the wafer.Type: ApplicationFiled: March 7, 2008Publication date: September 10, 2009Applicant: UNITED MICROELECTRONICS CORP.Inventors: Yu-Huan Liu, Chih-Jung Chen, Chih-Chung Huang
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Publication number: 20090153273Abstract: An energy transferring system including a source-side resonator, an intermediate resonant module, and a device-side resonator is provided. The three resonators substantially have the same resonant frequency for generating resonance. The energy on the source-side resonator is coupled to the intermediate resonant module, such that non-radiative energy transfer is performed between the source-side resonator and the intermediate resonant module. The energy coupled to the intermediate resonant module is further coupled to the device-side resonator, such that non-radiative energy transfer is performed between the intermediate resonant module and the device-side resonator to achieve energy transfer between the source-side resonator and the device-side resonator. The coupling coefficient between the intermediate resonant module and its two adjacent resonators is larger than the coupling coefficient between the source-side resonator and the device-side resonator.Type: ApplicationFiled: June 19, 2008Publication date: June 18, 2009Applicant: DARFON ELECTRONICS CORP.Inventors: Chih-Jung Chen, Chih-Lung Lin, Zuei-Chown Jou
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Patent number: 7464570Abstract: A time programmable unlocking lock includes a tenon structure assembly, wherein the tenon structure assembly includes a front and a rear retaining plate, the front retaining plate connects to an inner side of a door and has a round hole for a tenon of the rear retaining plate to go through, the rear retaining plate has a slot disposed thereon and cooperates with a flange to slidingly connect to the inner side of the door, a front end of the rear retaining plate connects with the tenon, a rear end of the rear retaining plate connects with a metal plate, and the front retaining plate connects with the rear retaining plate through a compression spring. A timer device is disposed at the inner side of the door and controls the circuit operation, the timer setting and the counter setting of the time programmable unlocking lock.Type: GrantFiled: February 26, 2008Date of Patent: December 16, 2008Assignee: Co-Young International Co., Ltd.Inventor: Chih-Jung Chen