Patents by Inventor Fa-Ming Chen
Fa-Ming 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: 10699631Abstract: A LED sensing system and a display panel sensing system are disclosed. The LED sensing system comprises LEDs and a driver. The LEDs are arranged in a LED array, and the driver is disposed on a central portion of the LED array and electrically connected to the LEDs respectively. The driver can receive an activation maintenance signal, and receive an input address, and turn on one of the LEDs corresponding to the input address, so as to obtain a magnitude of a voltage of the LED corresponding to the input address for determining performance of the LED and a yield rate of the LED array.Type: GrantFiled: September 12, 2018Date of Patent: June 30, 2020Assignee: Prilit Optronics, Inc.Inventors: Biing-Seng Wu, Fa-Ming Chen
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Publication number: 20200082751Abstract: A LED sensing system and a display panel sensing system are disclosed. The LED sensing system comprises LEDs and a driver. The LEDs are arranged in a LED array, and the driver is disposed on a central portion of the LED array and electrically connected to the LEDs respectively. The driver can receive an activation maintenance signal, and receive an input address, and turn on one of the LEDs corresponding to the input address, so as to obtain a magnitude of a voltage of the LED corresponding to the input address for determining performance of the LED and a yield rate of the LED array.Type: ApplicationFiled: September 12, 2018Publication date: March 12, 2020Inventors: Biing-Seng WU, Fa-Ming CHEN
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Patent number: 10529701Abstract: A micro light-emitting diode (microLED) display panel includes microLEDs; a substrate for supporting the microLEDs, the substrate being divided into a plurality of sub-regions; and a plurality of chip-on-film (COF) packages mounted on surfaces of the sub-regions respectively, a plurality of drivers being disposed on the COF packages respectively.Type: GrantFiled: September 11, 2018Date of Patent: January 7, 2020Assignee: Prilit Optronics, Inc.Inventors: Biing-Seng Wu, Fa-Ming Chen, Shin-Hung Chen
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Publication number: 20190289687Abstract: A microLED display panel includes a substrate being divided into a plurality of sub-regions for supporting microLEDs, and a plurality of drivers being correspondingly disposed on surfaces of the sub-regions respectively. The driver includes a low-dropout (LDO) regulator and a drive circuit. The LDO regulator receives a system power, according to which a regulated power is generated and provided for the drive circuit.Type: ApplicationFiled: June 4, 2019Publication date: September 19, 2019Inventors: Biing-Seng Wu, Fa-Ming Chen
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Patent number: 10356858Abstract: A microLED display panel includes a substrate being divided into a plurality of sub-regions for supporting microLEDs, and a plurality of drivers being correspondingly disposed on surfaces of the sub-regions respectively. The driver includes a low-dropout (LDO) regulator and a drive circuit. The LDO regulator receives a system power, according to which a regulated power is generated and provided for the drive circuit.Type: GrantFiled: September 13, 2017Date of Patent: July 16, 2019Assignee: Prilit Optronics, Inc.Inventors: Biing-Seng Wu, Fa-Ming Chen
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Patent number: 10290255Abstract: A data driver of a microLED display includes clock generators that generate pulse width modulation (PWM) clocks of corresponding primary colors respectively; counters that receive the PWM clocks of corresponding primary colors respectively and accordingly generate corresponding PWM signals; and comparators associated with corresponding data channels respectively for comparing a held data signal with the corresponding PWM signal, thereby generating a comparison result signal. In one embodiment, the data driver further includes switches configured to electrically short output nodes of channel amplifiers of corresponding primary colors respectively for testing uniformity of microLEDs of one color.Type: GrantFiled: September 19, 2017Date of Patent: May 14, 2019Assignee: Prilit Optronics, Inc.Inventors: Biing-Seng Wu, Fa-Ming Chen
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Publication number: 20190013307Abstract: A micro light-emitting diode (microLED) display panel includes microLEDs; a substrate for supporting the microLEDs, the substrate being divided into a plurality of sub-regions; and a plurality of chip-on-film (COF) packages mounted on surfaces of the sub-regions respectively, a plurality of drivers being disposed on the COF packages respectively.Type: ApplicationFiled: September 11, 2018Publication date: January 10, 2019Inventors: Biing-Seng Wu, Fa-Ming Chen
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Patent number: 10098913Abstract: This disclosure relates in general to a stem cell treatment. This disclosure further relates to a stem cell treatment using a composition comprising stem cells having highly expressed Fas-L. This disclosure further relates to a stem cell treatment of multiple myeloma. This disclosure also relates to a composition comprising stem cells having highly expressed Fas-L. This disclosure also relates to preparation of a composition comprising stem cell having highly expressed Fas-L. This disclosure also relates to preparation of a composition comprising stem cells having highly expressed Fas-L by using a salicylate. An example of salicylate may be aspirin. This disclosure further relates to a stem cell treatment of multiple myeloma. This disclosure also relates to a stem cell treatment of an inflammatory disease and/or autoimmune disease.Type: GrantFiled: September 10, 2014Date of Patent: October 16, 2018Assignee: University Of Southern CaliforniaInventors: Songtao Shi, Shiyu Liu, Fa-ming Chen
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Publication number: 20180122286Abstract: A data driver of a microLED display includes clock generators that generate pulse width modulation (PWM) clocks of corresponding primary colors respectively; counters that receive the PWM clocks of corresponding primary colors respectively and accordingly generate corresponding PWM signals; and comparators associated with corresponding data channels respectively for comparing a held data signal with the corresponding PWM signal, thereby generating a comparison result signal. In one embodiment, the data driver further includes switches configured to electrically short output nodes of channel amplifiers of corresponding primary colors respectively for testing uniformity of microLEDs of one color.Type: ApplicationFiled: September 19, 2017Publication date: May 3, 2018Inventors: Biing-Seng Wu, Fa-Ming Chen
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Publication number: 20180092173Abstract: A microLED display panel includes a substrate being divided into a plurality of sub-regions for supporting microLEDs, and a plurality of drivers being correspondingly disposed on surfaces of the sub-regions respectively. The driver includes a low-dropout (LDO) regulator and a drive circuit. The LDO regulator receives a system power, according to which a regulated power is generated and provided for the drive circuit.Type: ApplicationFiled: September 13, 2017Publication date: March 29, 2018Inventors: Biing-Seng Wu, Fa-Ming Chen
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Publication number: 20160206660Abstract: This disclosure relates in general to a stem cell treatment. This disclosure further relates to a stem cell treatment using a composition comprising stem cells having highly expressed Fas-L. This disclosure further relates to a stem cell treatment of multiple myeloma. This disclosure also relates to a composition comprising stem cells having highly expressed Fas-L. This disclosure also relates to preparation of a composition comprising stem cell having highly expressed Fas-L. This disclosure also relates to preparation of a composition comprising stem cells having highly expressed Fas-L by using a salicylate. An example of salicylate may be aspirin. This disclosure further relates to a stem cell treatment of multiple myeloma. This disclosure also relates to a stem cell treatment of an inflammatory disease and/or autoimmune disease.Type: ApplicationFiled: September 10, 2014Publication date: July 21, 2016Applicant: UNIVERSITY OF SOUTHERN CALIFORNIAInventors: Songtao Shi, Shiyu Liu, Fa-ming Chen
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Patent number: 8669974Abstract: A timing controller adapted to a flat display includes a voltage detecting circuit, a clock generator, a first multiplexer and a second multiplexer. The voltage detecting circuit detects a variation of an operating voltage and thus outputs a reset signal. The clock generator outputs a start signal and a first clock signal. The first multiplexer is controlled by the reset signal and coupled to the start signal and a constant voltage. The second multiplexer is controlled by the reset signal and coupled to the first clock signal and a second clock signal. A frequency of the second clock signal is obviously higher than a frequency of the first clock signal.Type: GrantFiled: June 13, 2007Date of Patent: March 11, 2014Assignee: Himax Technologies LimitedInventors: Yu-Chu Yang, Fa-Ming Chen, Po-Hsien Tsai, Mao-Hsiung Kuo
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Patent number: 8044913Abstract: A gate driver for driving a display device is disclosed. The gate driver, which includes: a first input buffer configured to for receiving a reference voltage and outputting a first buffered voltage, a control circuit configured to for outputting a plurality of scan starting signals and compensating starting signals, a plurality of compensating output buffers, and a plurality of scan output buffers. Each of the plurality of compensating output buffers is configured to respectively receive one of the compensating starting signals and respectively output a compensating signal, wherein, each compensating output buffer receives the first buffered voltage as power. Each of the plurality of scanning output buffers is configured to respectively receive one of the scan starting signals and output a scan signal.Type: GrantFiled: August 3, 2007Date of Patent: October 25, 2011Assignee: Himax Technologies LimitedInventors: Mao-Hsiung Kuo, Chien-Pin Chen, Fa-Ming Chen
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Publication number: 20080231582Abstract: A gate driver for driving a display device is disclosed. The gate driver, which includes: a first input buffer configured to for receiving a reference voltage and outputting a first buffered voltage, a control circuit configured to for outputting a plurality of scan starting signals and compensating starting signals, a plurality of compensating output buffers, and a plurality of scan output buffers. Each of the plurality of compensating output buffers is configured to respectively receive one of the compensating starting signals and respectively output a compensating signal, wherein, each compensating output buffer receives the first buffered voltage as power. Each of the plurality of scanning output buffers is configured to respectively receive one of the scan starting signals and output a scan signal.Type: ApplicationFiled: August 3, 2007Publication date: September 25, 2008Applicant: HIMAX TECHNOLOGIES LIMITEDInventors: Mao-Hsiung Kuo, Chien-Pin Chen, Fa-Ming Chen
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Publication number: 20080062072Abstract: A timing controller adapted to a flat display includes a voltage detecting circuit, a clock generator, a first multiplexer and a second multiplexer. The voltage detecting circuit detects a variation of an operating voltage and thus outputs a reset signal. The clock generator outputs a start signal and a first clock signal. The first multiplexer is controlled by the reset signal and coupled to the start signal and a constant voltage. The second multiplexer is controlled by the reset signal and coupled to the first clock signal and a second clock signal. A frequency of the second clock signal is obviously higher than a frequency of the first clock signal.Type: ApplicationFiled: June 13, 2007Publication date: March 13, 2008Applicant: HIMAX TECHNOLOGIES LIMITEDInventors: Yu-Chu Yang, Fa-Ming Chen, Po-Hsien Tsai, Mao-Hsiung Kuo