Patents by Inventor Wei-Chung Chen

Wei-Chung 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: 20210294388
    Abstract: The present subject matter relates to hinge connectors with rotation control units. In an example, a hinge connector may couple a base unit with a cover unit of a device. The hinge connector includes hinge shaft. The rotation control unit is to control the rotation of the hinge shaft and stop a free-rotation of the hinge shaft at a predefined angle with respect to the base unit.
    Type: Application
    Filed: December 15, 2017
    Publication date: September 23, 2021
    Inventors: Wei-Chung Chen, Kuan-Ting Wu, Chung Hua Ku
  • Publication number: 20210280099
    Abstract: In some examples, a pixel comprises a plurality of subpixels, wherein each subpixel includes a micro-motor, a rotatable substrate in which the micro-motor is embedded, and a plurality of micro-light emitting diodes (LEDs) embedded in the rotatable substrate.
    Type: Application
    Filed: December 14, 2017
    Publication date: September 9, 2021
    Inventors: Kuan-Ting Wu, Wei-Chung Chen, Cheng-Hua Yu
  • Patent number: 11112837
    Abstract: In an example, a hinge may include a first hinge component having a first friction surface, and a second hinge component having a second friction surface. The second hinge component may be rotatably engaged with the first hinge component such that the first friction surface and the second friction surface are abutted against each other and are to move relative to one another if the first hinge component and the second hinge component are moved relative to one another. The hinge may include a graphene coating disposed on either of the first friction surface, or the second friction surface.
    Type: Grant
    Filed: December 14, 2016
    Date of Patent: September 7, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Kuan-Ting Wu, Wei-Chung Chen
  • Patent number: 11099603
    Abstract: Examples herein relate to an apparatus. In some examples, an apparatus can include a first bracket connected to a first shaft, a second bracket connected to the first bracket, a variable torque bar connected to the first bracket and to a second shaft. The variable torque bar includes a plurality of notches to engage a tensioner mechanism and alter an amount of torque applied to the first shaft when the tensioner mechanism engages the respective notches of the plurality of notches.
    Type: Grant
    Filed: November 30, 2017
    Date of Patent: August 24, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Wei-Chung Chen, Kuan-Ting Wu, Kun-Hung Lin
  • Patent number: 11100880
    Abstract: A pixel array with a gate driver and a matrix sensor array are provided. The pixel array includes at least one pixel unit and a gate driver. The pixel unit includes a pixel circuit and an open area. The pixel circuit includes a thin film transistor (TFT) and a physical quantity conversion device. The TFT includes gate terminal, source terminal, and drain terminals. The source terminal is coupled to a corresponding data line. The physical quantity conversion device is coupled to the drain terminal of the TFT. The gate driver is disposed in a corresponding pixel unit and a scan line outputted by the gate driver is coupled to the gate terminal in the corresponding pixel unit. The gate driver is disposed adjacent to one of the at least one pixel unit. The gate driver is controlled by a gate control signal to drive the at least one pixel unit.
    Type: Grant
    Filed: April 16, 2020
    Date of Patent: August 24, 2021
    Assignee: Industrial Technology Research Institute
    Inventors: Wen-Yu Kuo, Wen-Ya Chao, Ying-Ting Liou, Wei-Chung Chen
  • Patent number: 11087658
    Abstract: The present subject matter relates to displays. A display includes a plurality of pixel elements and a plurality of motors. Each motor is coupled to a pixel element to move the pixel element.
    Type: Grant
    Filed: October 18, 2017
    Date of Patent: August 10, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Xuan-Fang Shi, Wei-Chung Chen, Kuan-Ting Wu
  • Publication number: 20210216103
    Abstract: A foldable mechanism is described herein that includes a foldable display device comprising a first plurality of rails and a bracket comprising a second plurality of rails to be interconnected with the first plurality of rails. In some examples, an adhesive attaches the foldable display to a portion of the bracket adjacent to the second plurality of rails and the second plurality of rails enable the foldable display to slide via the first plurality of rails as the bracket transitions between an open state of the system and a closed state of the system.
    Type: Application
    Filed: April 20, 2017
    Publication date: July 15, 2021
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Wei-Chung CHEN, Kuan-Ting WU, Chi-Hao CHANG
  • Patent number: 11061441
    Abstract: In one example, a housing is described, which may include an outer cover and an electromagnet. The outer cover may include at least one slot and at least one slot cover to cover the at least one slot. The electromagnet may be fixedly disposed in the housing and aligned with the at least one slot cover to electromagnetically control a movement of the at least one slot cover.
    Type: Grant
    Filed: December 15, 2017
    Date of Patent: July 13, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Wei-Chung Chen, Kuan-Ting Wu
  • Publication number: 20210207648
    Abstract: A foldable hinge is described herein that includes a plurality of interconnected sliding links, wherein each of the interconnected sliding links comprise at least one curved extruding prong and at least one curved rail. The at least one curved rail of a first interconnected sliding link can be coupled to the at least one curved extruding prong of a second interconnected sliding link to form a torque engine. Additionally, the interconnected sliding links can be rotatable based on a pressure applied to the interconnected sliding links. The foldable hinge can also include a plurality of shafts coupled to the plurality of interconnected sliding links, wherein each shaft is coupled to a separate interconnected sliding link.
    Type: Application
    Filed: April 20, 2017
    Publication date: July 8, 2021
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Wei-Chung CHEN, Kuan-Ting WU, Chi-Hao CHANG
  • Publication number: 20210201837
    Abstract: A pixel array with a gate driver and a matrix sensor array are provided. The pixel array includes at least one pixel unit and a gate driver. The pixel unit includes a pixel circuit and an open area. The pixel circuit includes a thin film transistor (TFT) and a physical quantity conversion device. The TFT includes gate terminal, source terminal, and drain terminals. The source terminal is coupled to a corresponding data line. The physical quantity conversion device is coupled to the drain terminal of the TFT. The gate driver is disposed in a corresponding pixel unit and a scan line outputted by the gate driver is coupled to the gate terminal in the corresponding pixel unit. The gate driver is disposed adjacent to one of the at least one pixel unit. The gate driver is controlled by a gate control signal to drive the at least one pixel unit.
    Type: Application
    Filed: April 16, 2020
    Publication date: July 1, 2021
    Applicant: Industrial Technology Research Institute
    Inventors: Wen-Yu Kuo, Wen-Ya Chao, Ying-Ting Liou, Wei-Chung Chen
  • Patent number: 11046058
    Abstract: Examples of the present disclosure present a composite material. In an example, the composite material may comprise: a carbon fiber composite and a surface treatment layer. The carbon fiber composite may comprise a core layer having a first side and a second side opposite to the first side, and a first set of two carbon fiber layers disposed over at least a portion of the core layer respectively on the first side and the second side. Each of the first set of the two carbon fiber layers may comprise carbon fibers aligned in a first direction in a plane. The surface treatment layer may be disposed on the carbon fiber composite.
    Type: Grant
    Filed: August 18, 2015
    Date of Patent: June 29, 2021
    Assignee: Hewlett-Packard Development Company, L.P.
    Inventors: Kuan-Ting Wu, Cheng-Feng Liao, Wei-Chung Chen, Chung-Hua Ku
  • Publication number: 20210173448
    Abstract: In one example, a hinge assembly is disclosed, which may include a first member and a second member rotatably connected to the first member through a mounting portion. The mounting portion may include a first surface having a first protrusion and a second surface, opposite the first surface, having a second protrusion. Further, the hinge assembly may include a first cam fixed to the first member and disposed adjacent to the first surface and a second cam fixed to the first member and disposed adjacent to the second surface. The first cam and second cam being engageable with the first protrusion and the second protrusion, respectively, to shift an axis of rotation of the second member.
    Type: Application
    Filed: February 6, 2017
    Publication date: June 10, 2021
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Wei-Chung CHEN, Kuan-Ting WU, Kun-Hung LIN
  • Publication number: 20210173436
    Abstract: Examples herein relate to an apparatus. In some examples, an apparatus can include a first bracket connected to a first shaft, a second bracket connected to the first bracket, a variable torque bar connected to the first bracket and to a second shaft. The variable torque bar includes a plurality of notches to engage a tensioner mechanism and alter an amount of torque applied to the first shaft when the tensioner mechanism engages the respective notches of the plurality of notches.
    Type: Application
    Filed: November 30, 2017
    Publication date: June 10, 2021
    Inventors: Wei-Chung CHEN, Kuan-Ting WU, Kun-Hung LIN
  • Publication number: 20210168349
    Abstract: In example implementations, an apparatus is provided. The apparatus includes a movable light emitting diode (LED) base. A plurality of LED arrays is coupled to the movable LED base. The apparatus includes a grid that includes a plurality of walls. The grid is positioned such that each LED array of the plurality of LED arrays is adjacent to a wall of the plurality of walls.
    Type: Application
    Filed: December 6, 2017
    Publication date: June 3, 2021
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Kuan-Ting Wu, Wei-Chung Chen, Hsing-Hung Hsieh
  • Publication number: 20210165471
    Abstract: In one example, an electronic device is described, which may include an enclosure having at least two openings, and at least two air flow devices disposed in the enclosure and corresponding to the at least two openings. The at least two air flow devices may be movable between a retracted position and an extended position. The at least two air flow devices can be within the enclosure in the retracted position and can be at least partially outside the enclosure through the at least two openings in the extended position.
    Type: Application
    Filed: December 6, 2017
    Publication date: June 3, 2021
    Inventors: WEI-CHUNG CHEN, KUAN-TING WU
  • Publication number: 20210143736
    Abstract: A switching regulator includes a first switch circuit, a second switch circuit, and a protection circuit. The first switch circuit has a first connection node coupled to a first reference voltage, and a second connection node coupled to one end of an inductor. The second switch circuit has a first connection node coupled to a second reference voltage, and a second connection node coupled to the one end of the inductor. The protection circuit senses a voltage level at the first connection node of the first switch circuit, and selectively enables an auxiliary current path in response to the voltage level at the first connection node of the first switch circuit, wherein the auxiliary current path and at least the first switch circuit are arranged in a parallel connection fashion.
    Type: Application
    Filed: October 30, 2020
    Publication date: May 13, 2021
    Inventors: Wei-Chung Chen, Kuo-Chun Hsu, Chen Tsou, Chao-Chang Chiu, Chih-Wei Chang
  • Publication number: 20210136938
    Abstract: Example implementations relate to multilayer housings. In one example, multilayer housing can include a first continuous layer comprising copper, plastic, graphene, aluminum, titanium, magnesium, or combinations thereof, a void layer on the first continuous layer, wherein the void layer comprises from (5) volume percent (vol. %) to (95) vol. % voids; and a second continuous layer on the void layer, wherein the second continuous layer comprises copper, plastic, graphene, aluminum, titanium, magnesium, or combinations thereof.
    Type: Application
    Filed: October 3, 2016
    Publication date: May 6, 2021
    Applicant: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
    Inventors: Kuan-Ting WU, Kevin VOSS, AI-Tsung LI, Wei Kuang CHU, Wei-Chung CHEN
  • Publication number: 20210098558
    Abstract: An electronic device including a pixel array structure, a redistribution structure, and a plurality of conductive via structures is provided. The pixel array structure includes a plurality of signal lines. The redistribution structure overlaps the pixel array structure and includes a plurality of conductive lines. The conductive via structures electrically connect the signal lines of the pixel array structure and the conductive lines of the redistribution structure. At least one of the conductive via structures shares at least one conductive layer with the pixel array structure.
    Type: Application
    Filed: September 30, 2020
    Publication date: April 1, 2021
    Applicant: Industrial Technology Research Institute
    Inventors: Wei-Chung Chen, Wen-Yu Kuo, Chieh-Wei Feng, Tai-Jui Wang
  • Publication number: 20210097161
    Abstract: A system may include a fingerprint scanner and a magnetic switch coupled to the fingerprint scanner. The magnetic switch may couple a lid of a computing device to abase of a computing device. The system may further include an infrared (IR) scanner coupled to the magnetic switch. Additionally, the system may include an electronic switch coupled to the IR scanner.
    Type: Application
    Filed: September 28, 2017
    Publication date: April 1, 2021
    Inventors: KUAN-TING WU, WEI-CHUNG CHEN, XUAN-FANG SHI
  • Patent number: 10948834
    Abstract: Embodiments described provide dynamic imaging systems that compensates for pattern defects resulting from distortion caused by warpage of the substrate. The methods and apparatus described are useful to create compensated exposure patterns. The dynamic imaging system includes an inspection system configured to provide 3D profile measurements and die shift measurements of the first substrate to the interface configured to provide compensated pattern data to the digital lithography system configured to receive the compensated pattern data from the interface and expose the photoresist with a compensated pattern.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: March 16, 2021
    Assignee: Applied Materials, Inc.
    Inventors: Ching-Chang Chen, Chien-Hua Lai, Wei-Chung Chen, Shih-Hao Kuo, Hsiu-Jen Wang