Patents by Inventor Po-Fu Chen
Po-Fu 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).
-
Publication number: 20240169021Abstract: An apparatus to facilitate enhancements for accumulator usage and instruction forwarding in matrix multiply pipeline in graphics environment is disclosed. The apparatus includes matrix acceleration hardware comprising a plurality of data processing units, wherein the respective plurality of data processing units comprise: multiply-accumulate hardware to generate intermediate results of a matrix multiplication operation; intermediate accumulation hardware to store the intermediate results of the matrix multiplication operation and accumulate with other intermediate results generated by the multiply-accumulate hardware; a bypass data structure to cause a source operand to bypass the multiply-accumulate hardware; and an adder circuit to add an output from the multiply-accumulate hardware with at least one of the source operand or an output of the intermediate accumulation hardware to generate a final output.Type: ApplicationFiled: November 18, 2022Publication date: May 23, 2024Applicant: Intel CorporationInventors: Jorge Eduardo Parra Osorio, Supratim Pal, Fangwen Fu, Guei-Yuan Lueh, Po-Yu Chen, Jiasheng Chen
-
Publication number: 20240144868Abstract: The present disclosure provides a pixel circuit with pulse width compensation, and the pixel circuit includes a pulse width modulation circuit and a pulse amplitude modulation circuit, and the pulse amplitude modulation circuit is electrically connected to the pulse width modulation circuit. The pulse width modulation circuit includes a P-type pulse width compensation transistor and a first P-type control transistor, and the first P-type control transistor is electrically connected to the P-type pulse width compensation transistor. The pulse amplitude modulation circuit includes a second P-type control transistor, a first capacitor, a P-type driving transistor and a light-emitting element. The second P-type control transistor is electrically connected to the first P-type control transistor. The first capacitor is electrically connected to the second P-type control transistor.Type: ApplicationFiled: December 8, 2022Publication date: May 2, 2024Inventors: De-Fu CHEN, Po Lun CHEN, Chun-Ta CHEN, Ta-Jen HUANG, Po-Tsun LIU, Guang-Ting ZHENG, Ting-Yi YI
-
Publication number: 20240135897Abstract: The present disclosure provides a scan driving circuit, which includes a pull-up output charging circuit, a pull-down discharge circuit, a pre-charge circuit, an anti-noise start-up circuit and an anti-noise pull-down discharge circuit. The pull-up output charging circuit is electrically connected to an output terminal, and the pull-down discharge circuit is electrically connected to the output terminal. The pre-charge circuit is electrically connected to the pull-up output charging circuit and the pull-down discharge circuit through a driving node. The anti-noise start-up circuit is electrically connected to the pre-charge circuit. The anti-noise pull-down discharge circuit is electrically connected to the anti-noise start-up circuit, and the anti-noise pull-down discharge circuit is electrically connected to the driving node.Type: ApplicationFiled: December 11, 2022Publication date: April 25, 2024Inventors: De-Fu CHEN, Po Lun CHEN, Chun-Ta CHEN, Ta-Jen HUANG, Po-Tsun LIU, Guang-Ting ZHENG, Ting-Yi YI
-
Patent number: 11961489Abstract: The present disclosure provides a scan driving circuit, which includes a pull-up output charging circuit, a pull-down discharge circuit, a pre-charge circuit, an anti-noise start-up circuit and an anti-noise pull-down discharge circuit. The pull-up output charging circuit is electrically connected to an output terminal, and the pull-down discharge circuit is electrically connected to the output terminal. The pre-charge circuit is electrically connected to the pull-up output charging circuit and the pull-down discharge circuit through a driving node. The anti-noise start-up circuit is electrically connected to the pre-charge circuit. The anti-noise pull-down discharge circuit is electrically connected to the anti-noise start-up circuit, and the anti-noise pull-down discharge circuit is electrically connected to the driving node.Type: GrantFiled: December 11, 2022Date of Patent: April 16, 2024Assignees: Interface Technology (ChengDu) Co., Ltd., Interface Optoelectronics (ShenZhen) Co., Ltd., General Interface Solution LimitedInventors: De-Fu Chen, Po Lun Chen, Chun-Ta Chen, Ta-Jen Huang, Po-Tsun Liu, Guang-Ting Zheng, Ting-Yi Yi
-
Publication number: 20240089000Abstract: An optical fiber network device includes a fiber and a photonic integrated circuit. Fiber receives a first optical signal and transmits a second optical signal. A first wavelength of first optical signal is different from a second wavelength of second optical signal. Photonic integrated circuit includes a laser chip, a photodetector, a wavelength division multiplexing coupler, a first optical modulation element and a second optical modulation element. Laser chip is disposed on photonic integrated circuit, and is configured to generate first optical signal. Photodetector detects second optical signal. Wavelength division multiplexing coupler is configured to couple first optical signal to fiber, and receives second optical signal. First optical modulation element is coupled to wavelength division multiplexing coupler and laser chip, and is configured to modulate first optical signal.Type: ApplicationFiled: September 14, 2023Publication date: March 14, 2024Applicant: AuthenX Inc.Inventors: Sheng-Fu LIN, Po-Kuan SHEN, Chun-Chiang YEN, Yi-Ting LU, Jun-Rong CHEN, Jenq-Yang CHANG, Mao-Jen WU
-
Publication number: 20240085634Abstract: An optical fiber transmission device includes a substrate, a photonic integrated circuit, and an optical fiber assembly. The photonic integrated circuit is disposed on an area of the substrate. The substrate has a protruding structure at an interface with an edge of the photonic integrated circuit. The optical fiber assembly includes an optical fiber and a ferrule that sleeves the optical fiber. The protruding structure of the substrate is configured to abut against the ferrule to limit the position of the optical fiber assembly in a vertical direction of the substrate, such that the protruding structure is a stopper for the optical fiber assembly in the vertical direction.Type: ApplicationFiled: September 14, 2023Publication date: March 14, 2024Applicant: AuthenX Inc.Inventors: Chun-Chiang YEN, Po-Kuan SHEN, Sheng-Fu LIN, Yi-Ting LU, Jun-Rong CHEN, Jenq-Yang CHANG, Mao-Jen WU
-
Publication number: 20230400538Abstract: A composition is provided. The composition includes a magnetic resonance (MR) probe and a glassification agent. The glassification agent includes lactic acid.Type: ApplicationFiled: June 10, 2022Publication date: December 14, 2023Inventors: Daniel M. Ruscitto, Rui Chen, Albert Po Fu Chen, Gregory D. Goddard, Chunxin Zhang
-
Publication number: 20230299541Abstract: A card edge connector includes: an insulating housing defining a card slot opening forwards through a front face thereof; plural terminals retained in the insulating housing and including contacting portions extending into the card slot and soldering portions exposed upon a bottom face of the housing; and a metal shell at least partially covering the insulating housing, wherein the metal shell including a flat plate and a pair of side plates bending downwards from the flat plate, and the flat plate is at least partially embedded in the insulating housing and located proximate to a top face.Type: ApplicationFiled: March 16, 2023Publication date: September 21, 2023Inventors: PO-FU CHEN, KUO-CHUN HSU, TA-LUNG LIU, MING-XIANG CHEN
-
Patent number: 11652089Abstract: A method for making a micro LED display panel not requiring high-accuracy or individual positioning includes providing a carrier substrate with micro LEDs, providing a TFT substrate including a driving circuit, and forming a conductive connecting element, an insulating layer, and a contact electrode layer on the TFT substrate. The insulating layer and the contact electrode layer are patterned to define a through hole, the first electrode is placed against the contact electrode layer, and different voltages Vref and Vdd are applied to the contact electrode layer and to the conductive connecting element respectively, creating an electrostatic attraction. The micro LEDs and the first electrode are transferred from the carrier substrate onto the TFT substrate; and the conductive connecting element is bonded to the first electrode. The method of making is simple. A micro LED display panel made by the method is also provided.Type: GrantFiled: June 24, 2021Date of Patent: May 16, 2023Assignee: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Wei-Chih Chang, Kuo-Sheng Lee, Chung-Wen Lai, Po-Fu Chen
-
Publication number: 20220142567Abstract: A method for detecting a metabolism of glucose by a patient. The method includes producing a magnetic field that acts upon the patient, then acquiring magnetic resonance data of deuterated water within the patient, where deuterated glucose has been administered to the patient, where the deuterated water is produced during the metabolism of the deuterated glucose by the patient, and where the magnetic resonance data is acquired at a resonant frequency of deuterium. The method further includes analyzing the magnetic resonance data acquired at the resonant frequency of deuterium, non-spectrally resolved, to generate a processed dataset. The method further includes constructing an image based on the processed dataset, where the metabolism of the glucose by the patient is detected via the constructed image.Type: ApplicationFiled: November 9, 2020Publication date: May 12, 2022Applicant: GE Precision Healthcare LLCInventor: Albert Po Fu Chen
-
Publication number: 20210320091Abstract: A method for making a micro LED display panel not requiring high-accuracy or individual positioning includes providing a carrier substrate with micro LEDs, providing a TFT substrate including a driving circuit, and forming a conductive connecting element, an insulating layer, and a contact electrode layer on the TFT substrate. The insulating layer and the contact electrode layer are patterned to define a through hole, the first electrode is placed against the contact electrode layer, and different voltages Vref and Vdd are applied to the contact electrode layer and to the conductive connecting element respectively, creating an electrostatic attraction. The micro LEDs and the first electrode are transferred from the carrier substrate onto the TFT substrate; and the conductive connecting element is bonded to the first electrode. The method of making is simple. A micro LED display panel made by the method is also provided.Type: ApplicationFiled: June 24, 2021Publication date: October 14, 2021Inventors: WEI-CHIH CHANG, KUO-SHENG LEE, CHUNG-WEN LAI, PO-FU CHEN
-
Publication number: 20210249553Abstract: The present disclosure provides a mass transfer system for a semiconductor element. The mass transfer system is configured to transfer the semiconductor element arranged on a temporary substrate to a target substrate. The transfer system includes an accelerating device and a rotating device. The accelerating device is configured to be applied with an accelerating electric field in a first direction, and provided with a first inlet and a first outlet which are disposed in the first direction and communicated with the accelerating electric field. The rotating device is configured to be applied with a magnetic field in a second direction, and provided with a second inlet and a second outlet which are communicated with the magnetic field. The second inlet is aligned with the first outlet. In addition, the disclosure also provides a mass transfer method for a semiconductor element.Type: ApplicationFiled: April 27, 2021Publication date: August 12, 2021Inventors: Peng Yue ZHANG, Chia-Hua HUANG, Po Fu CHEN, Tzu Ping LIN
-
Patent number: 11088120Abstract: A method for making a micro LED display panel not requiring high-accuracy or individual positioning includes providing a carrier substrate with micro LEDs, providing a TFT substrate including a driving circuit, and forming a conductive connecting element, an insulating layer, and a contact electrode layer on the TFT substrate. The insulating layer and the contact electrode layer are patterned to define a through hole, the first electrode is placed against the contact electrode layer, and different voltages Vref and Vdd are applied to the contact electrode layer and to the conductive connecting element respectively, creating an electrostatic attraction. The micro LEDs and the first electrode are transferred from the carrier substrate onto the TFT substrate; and the conductive connecting element is bonded to the first electrode. The method of making is simple. A micro LED display panel made by the method is also provided.Type: GrantFiled: April 11, 2019Date of Patent: August 10, 2021Assignee: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Wei-Chih Chang, Kuo-Sheng Lee, Chung-Wen Lai, Po-Fu Chen
-
Patent number: 10854587Abstract: A micro LED display panel defines a display area and a border area surrounding the display area. The micro LED display panel includes a TFT array substrate, a plurality of micro LEDs on the TFT array substrate, a common electrode on the TFT array substrate, the common electrode covering and electrically coupling to all of the micro LEDs; a metal layer on a side of the common electrode away from the TFT array substrate and electrically coupling to the common electrode, and a black photoresist layer on a side of the metal layer away from the TFT array substrate. The black photoresist layer defines through holes. Each through hole extends through both the black photoresist layer and the metal layer and aligns with one micro LED. The metal layer and the black photoresist layer cover the display area and the border area.Type: GrantFiled: July 29, 2019Date of Patent: December 1, 2020Assignee: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Po-Fu Chen, I-Wei Wu, I-Min Lu, Wei-Chih Chang
-
Patent number: 10607539Abstract: A display apparatus comprises a plurality of scan lines and a plurality of data lines intersected with the scan lines in a grid, a plurality of pixel units, a first driving circuit for providing a plurality of scanning signals to the plurality of pixel units, and a plurality of pixel driving circuits. Each pixel driving circuit corresponds to one of the plurality of pixel units, and drives the corresponding pixel unit. Each pixel driving circuit comprises a switching transistor, a driving transistor, an organic light emitting diode and a reset transistor. The reset transistor pulls down a voltage applied on the driving transistor during a reset period under a control of a received another scanning signal having a phase previous to the scanning signal applied on a corresponding scan line being selected.Type: GrantFiled: August 11, 2017Date of Patent: March 31, 2020Assignee: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Po-Fu Chen, Kuo-Sheng Lee, Chung-Wen Lai
-
Publication number: 20200058631Abstract: A micro LED display panel defines a display area and a border area surrounding the display area. The micro LED display panel includes a TFT array substrate, a plurality of micro LEDs on the TFT array substrate, a common electrode on the TFT array substrate, the common electrode covering and electrically coupling to all of the micro LEDs; a metal layer on a side of the common electrode away from the TFT array substrate and electrically coupling to the common electrode, and a black photoresist layer on a side of the metal layer away from the TFT array substrate. The black photoresist layer defines through holes. Each through hole extends through both the black photoresist layer and the metal layer and aligns with one micro LED. The metal layer and the black photoresist layer cover the display area and the border area.Type: ApplicationFiled: July 29, 2019Publication date: February 20, 2020Inventors: PO-FU CHEN, I-WEI WU, I-MIN LU, WEI-CHIH CHANG
-
Patent number: 10546542Abstract: A display brightness adjusting method includes detecting a brightness of individual pixel regions of a display apparatus to acquire grayscale values. The brightness distribution information is analyzed to acquire a first compensation value to be applied to each pixel region and a first gamma voltage based on the first compensation value is calculated and applied. The uniformity of brightness of each pixel region is improved.Type: GrantFiled: September 7, 2018Date of Patent: January 28, 2020Assignee: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Kuo-Sheng Lee, Po-Fu Chen, Chih-Hao Chang
-
Publication number: 20200013348Abstract: A display brightness adjusting method includes detecting a brightness of individual pixel regions of a display apparatus to acquire grayscale values. The brightness distribution information is analyzed to acquire a first compensation value to be applied to each pixel region and a first gamma voltage based on the first compensation value is calculated and applied. The uniformity of brightness of each pixel region is improved.Type: ApplicationFiled: September 7, 2018Publication date: January 9, 2020Applicant: HON HAI PRECISION INDUSTRY CO., LTD.Inventors: KUO-SHENG LEE, PO-FU CHEN, CHIH-HAO CHANG
-
Patent number: 10481222Abstract: A cooling system is provided. The cooling system is associated with a dynamic nuclear polarization system and configured to cool a sample to a temperature suitable for dynamic nuclear polarization to be carried out on the sample while the sample is in the cooling system. The cooling system includes a cryogenic chamber that includes a cryogenic fluid. The cooling system also includes a removable sample sleeve insertable within a portion of the cryogenic chamber. The removable sample sleeve is configured to define a sample path for the sample within the cryogenic chamber that is isolated from other parts of the cooling system.Type: GrantFiled: July 24, 2017Date of Patent: November 19, 2019Assignee: General Electric CompanyInventors: Ernst Wolfgang Stautner, Jan Henrik Ardenkjaer-Larsen, Patrick L. Padgett, Jonathan Alan Murray, Rui Chen, James Richard Trigger, Arnaud Comment, Albert Po-Fu Chen
-
Publication number: 20190319014Abstract: A method for making a micro LED display panel not requiring high-accuracy or individual positioning includes providing a carrier substrate with micro LEDs, providing a TFT substrate including a driving circuit, and forming a conductive connecting element, an insulating layer, and a contact electrode layer on the TFT substrate. The insulating layer and the contact electrode layer are patterned to define a through hole, the first electrode is placed against the contact electrode layer, and different voltages Vref and Vdd are applied to the contact electrode layer and to the conductive connecting element respectively, creating an electrostatic attraction. The micro LEDs and the first electrode are transferred from the carrier substrate onto the TFT substrate; and the conductive connecting element is bonded to the first electrode. The method of making is simple. A micro LED display panel made by the method is also provided.Type: ApplicationFiled: April 11, 2019Publication date: October 17, 2019Inventors: WEI-CHIH CHANG, KUO-SHENG LEE, CHUNG-WEN LAI, PO-FU CHEN