Patents by Inventor Yen-Chung Chen

Yen-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: 20230284514
    Abstract: A flexible touch panel includes a flexible touch substrate, an overcoat layer, a device layer, and a waterproof layer. The overcoat layer is disposed over and directly contacting the flexible touch substrate. An adhesive force of the overcoat layer obtained according to an ASTM D3359 cross-cut test is greater than 4B. The device layer is disposed over the overcoat layer. The waterproof layer is interposed between the overcoat layer and the device layer.
    Type: Application
    Filed: May 11, 2023
    Publication date: September 7, 2023
    Inventors: Yen-Chung CHEN, Mei-Ling CHOU, Chia-Yu LIU
  • Publication number: 20230280206
    Abstract: A photodetecting device is provided. The photodetecting device includes a silicon substrate, a germanium absorption region, and a plurality of microstructures. The silicon substrate includes a first surface and a second surface. The germanium absorption region is formed proximal to the first surface of the silicon substrate, and the germanium absorption region is configured to absorb photons and to generate photo-carriers. The plurality of microstructures are formed over the second surface of the silicon substrate, and the plurality of microstructures are configured to direct an optical signal towards the germanium absorption region. A system including an optical transmitter and an optical receiver is also provided.
    Type: Application
    Filed: May 11, 2023
    Publication date: September 7, 2023
    Inventors: YEN-CHENG LU, YUN-CHUNG NA, SHU-LU CHEN, CHIEN-YU CHEN, SZU-LIN CHENG, CHUNG-CHIH LIN, YU-HSUAN LIU
  • Publication number: 20230252936
    Abstract: The present application relates to an electronic device comprising: a display unit, a display driver circuit and a circuit element. The display driver circuit is coupled to the display unit. The circuit element is placed under a display area of the display unit. The circuit element receives a dynamic refresh signal generated by the display driver circuit. The dynamic refresh signal contains a refresh rate information of the display unit. Thereby, the problem that the interference between the display pixels and the circuit element under the display unit cannot be avoided when the refresh rate changes is solved.
    Type: Application
    Filed: December 19, 2022
    Publication date: August 10, 2023
    Inventors: YEN-CHUNG LIN, RONG-FONG CHEN
  • Publication number: 20230253433
    Abstract: A device is disclosed. The device includes a plurality of pixels disposed over a first surface of a semiconductor layer. The device includes a device layer disposed over the first surface. The device includes metallization layers disposed over the device layer. One of the metallization layers, closer to the first surface than any of other ones of the metallization layers, includes at least one conductive structure. The device includes an oxide layer disposed over a second surface of the semiconductor layer, the second surface being opposite to the first surface, the oxide layer also lining a recess that extends through the semiconductor layer. The device includes a spacer layer disposed between inner sidewalls of the recess and the oxide layer. The device includes a pad structure extending through the oxide layer and the device layer to be in physical contact with the at least one conductive structure.
    Type: Application
    Filed: April 17, 2023
    Publication date: August 10, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Keng-Ying Liao, Yu-Chu Lin, Chih Wei Sung, Shih Sian Wang, Chi-Chung Jen, Yu-chien Ku, Yen-Jou Wu, Huai-jen Tung, Po-Zen Chen
  • Publication number: 20230235431
    Abstract: The present invention provides a preparation method of a light metal/boron carbide composite material, comprising: (A) providing a boron carbide precursor and a light metal powder to perform a pretreatment mixing process to form a precursor; (B) performing a vacuum hot pressing molding or a vacuum cold isostatic pressing molding on the precursor to make the precursor form a light metal/boron carbide compound green body that is uniform; (C) performing a thermal treatment on the light metal/boron carbide compound green body to make the light metal/boron carbide compound green body form a light metal/boron carbide compound sintered body; and (D) performing a cold rolling treatment or a hot rolling treatment on the light metal/boron carbide compound sintered body to obtain a light metal/boron carbide composite material.
    Type: Application
    Filed: January 25, 2022
    Publication date: July 27, 2023
    Inventors: YEN-CHUNG CHEN, KER-JER HUANG, CHUEN-MING GEE, WEI-TING HSU
  • Publication number: 20230228881
    Abstract: A photo-detecting apparatus is provided. The photo-detecting apparatus includes: a substrate made by a first material or a first material-composite; an absorption layer made by a second material or a second material-composite, the absorption layer being supported by the substrate and the absorption layer including: a first surface; a second surface arranged between the first surface and the substrate; and a channel region having a dopant profile with a peak dopant concentration equal to or more than 1×1015 cm?3, wherein a distance between the first surface and a location of the channel region having the peak dopant concentration is less than a distance between the second surface and the location of the channel region having the peak dopant concentration, and wherein the distance between the first surface and the location of the channel region having the peak dopant concentration is not less than 30 nm.
    Type: Application
    Filed: March 14, 2023
    Publication date: July 20, 2023
    Inventors: Szu-Lin Cheng, Chien-Yu Chen, Shu-Lu Chen, Yun-Chung Na, Ming-Jay Yang, Han-Din Liu, Che-Fu Liang, Jung-Chin Chiang, Yen-Cheng Lu, Yen-Ju Lin
  • Patent number: 11686614
    Abstract: A photodetecting device is provided. The photodetecting device includes a first photodetecting component including a substrate having a first absorption region configured to absorb photons having a first peak wavelength and to generate first photo-carriers, and a second photodetecting component including a second absorption region configured to absorb photons having a second peak wavelength different from the first peak wavelength and to generate second photo-carriers. The first photodetecting component further includes two first readout circuits and two first control circuits for the first photo-carriers and electrically coupled to the first absorption region.
    Type: Grant
    Filed: December 27, 2021
    Date of Patent: June 27, 2023
    Assignee: ARTILUX, INC.
    Inventors: Yen-Cheng Lu, Yun-Chung Na, Shu-Lu Chen, Chien-Yu Chen, Szu-Lin Cheng, Chung-Chih Lin, Yu-Hsuan Liu
  • Publication number: 20230195991
    Abstract: A semiconductor device includes: M*1st conductors in a first layer of metallization (M*1st layer) and being aligned correspondingly along different corresponding ones of alpha tracks and representing corresponding inputs of a cell region in the semiconductor device; and M*2nd conductors in a second layer of metallization (M*2nd layer) aligned correspondingly along beta tracks, and the M*2nd conductors including at least one power grid (PG) segment and one or more of an output pin or a routing segment; and each of first and second ones of the input pins having a length sufficient to accommodate at most two access points; each of the access points of the first and second input pins being aligned to a corresponding different one of first to fourth beta tracks; and the PG segment being aligned with one of the first to fourth beta tracks.
    Type: Application
    Filed: February 7, 2023
    Publication date: June 22, 2023
    Inventors: Pin-Dai SUE, Po-Hsiang HUANG, Fong-Yuan CHANG, Chi-Yu LU, Sheng-Hsiung CHEN, Chin-Chou LIU, Lee-Chung LU, Yen-Hung LIN, Li-Chun TIEN, Yi-Kan CHENG
  • Patent number: 11681321
    Abstract: An image identification method is used to eliminate accumulated error of operation of a joystick. The joystick has an optical sensor adapted to analyze a movement of a plurality of identification dots disposed on a stick body. The image identification method includes receiving a series of detection images, setting a first identification dot of the plurality of identification dots as being a reference identification dot, and setting a second identification dot of the plurality of identification dos as being the reference identification dot and cancelling the first identification dot as being the reference identification dot when the first identification dot is near a border of the detection image. A position change of the reference identification dot in the series of detection images is used for identifying a control status of the joystick.
    Type: Grant
    Filed: November 9, 2021
    Date of Patent: June 20, 2023
    Assignee: PixArt Imaging Inc.
    Inventors: Chao-Chien Huang, Yen-Hung Wang, Yi-Chung Chen, Hui-Hsuan Chen, Yi-Hsien Ko
  • Patent number: 11656391
    Abstract: A method for performing DBO measurements utilizing apertures having a single pole includes using a first aperture plate to measure X-axis diffraction of a composite grating. In some embodiments, the first aperture plate has a first pair of radiation-transmitting regions disposed along a first diametrical axis and on opposite sides of an optical axis that is aligned with a center of the first aperture plate. Thereafter, in some embodiments, a second aperture plate, which is complementary to the first aperture plate, is used to measure Y-axis diffraction of the composite grating. By way of example, the second aperture plate has a second pair of radiation-transmitting regions disposed along a second diametrical axis and on opposite sides of the optical axis. In some cases, the second diametrical axis is substantially perpendicular to the first diametrical axis.
    Type: Grant
    Filed: May 22, 2020
    Date of Patent: May 23, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Hung-Chih Hsieh, Kai Wu, Yen-Liang Chen, Kai-Hsiung Chen, Po-Chung Cheng, Chih-Ming Ke
  • Publication number: 20230147751
    Abstract: A display panel includes a first substrate and multiple pixel structures. The pixel structure includes at least one active element, at least one pixel electrode, a first common electrode, and a second common electrode. The at least one pixel electrode includes a first sub-electrode, a second sub-electrode, and a third sub-electrode. The first sub-electrode is electrically connected to one of the at least one corresponding active element and the second sub-electrode. The third sub-electrode is electrically connected to the second sub-electrode. The first sub-electrode, the second sub-electrode, and the third sub-electrode are different layers. The first common electrode is disposed between the first sub-electrode and the first substrate, and overlaps the first sub-electrode. The second common electrode is disposed between the first sub-electrode and the third sub-electrode, and overlaps the first sub-electrode and the third sub-electrode.
    Type: Application
    Filed: October 13, 2022
    Publication date: May 11, 2023
    Applicant: HannStar Display Corporation
    Inventors: Mu-Kai Kang, Cheng-Yen Yeh, Sz-Kai Huang, Jing-Xuan Chen, Yen-Chung Chen
  • Publication number: 20230125582
    Abstract: The subject invention relates to two-stage inoculation and two-stage fermentation process which are performed by the inoculation time difference and staged fermentation. In the first stage, yeast, lactic acid bacteria and Acetobacter aceti are inoculated into a fermentation tank to perform primary fermentation to produce primary fermented material. In the second stage, yeast is added into the primary fermented material in a container to perform the secondary fermentation to produce secondary fermented material, and then the secondary fermented material is pasteurized to deactivate yeast, lactic acid bacteria and Acetobacter aceti in the container and stop fermentation reaction. Finally, the secondary fermented material is cooled to ambient temperature to prepare the kombucha fermented beverage preserving active fermentative bacteria and enzyme at ambient temperature. The invention is help to improve the preservation convenience of the kombucha fermented beverage and avoid excessive alcohol concentration.
    Type: Application
    Filed: September 19, 2022
    Publication date: April 27, 2023
    Inventors: Yu-Fen WANG, Kwan-Han CHEN, Hung-Chi HSIAO, Meng-Hsuan CHUANG, Yen-Chung CHEN, Yu-Shin CHEN, Pi-Feng TSAO, Chun-En GAO
  • Patent number: 11550710
    Abstract: A memory controller includes a memory interface and a processor. The processor is coupled to the memory interface and controls access operation of a memory device via the memory interface. The processor maintains a predetermined table according to write operation of a first memory block of the memory device and performs data protection in response to the write operation. When performing the data protection, the processor determines whether memory space damage has occurred in the first memory block. When it is determined that memory space damage has occurred in the first memory block, the processor traces back one or more data sources of data written in the first memory block according to the predetermined table to obtain address information of one or more source memory blocks and performs a data recovery operation according to the address information of the one or more source memory blocks.
    Type: Grant
    Filed: December 23, 2020
    Date of Patent: January 10, 2023
    Assignee: Realtek Semiconductor Corp.
    Inventors: Wei-Ren Hsu, Chih-Yen Chen, Yen-Chung Chen, Jiunn-Jong Pan
  • Publication number: 20220367527
    Abstract: An electronic device includes a flexible substrate and a driving component. In the flexible substrate, a first side region, a second side region and a first cutting structure are disposed in a peripheral region, wherein a display region and the first side region are separated by a first edge of the display region, the display region and the second side region are separated by a second edge of the display region, the first edge and the second edge are respectively parallel to a first direction and a second direction perpendicular to the first direction, the first cutting structure has a first endpoint and two edges separated by the first endpoint and respectively belonging to the first side region and the second side region. The driving component overlaps the flexible substrate in a top view direction perpendicular to the first direction and the second direction.
    Type: Application
    Filed: July 29, 2022
    Publication date: November 17, 2022
    Applicants: HannStar Display (Nanjing) Corporation, HANNSTAR DISPLAY CORPORATION
    Inventor: Yen-Chung Chen
  • Patent number: 11465905
    Abstract: A chemical synthesis method to fabricate boron carbide to obtain boron carbide fine powders includes the steps of: (A) formulating a precursor solution including a boron source, a liquid organic carbon source and a catalyst; (B) subjecting the precursor solution to a pyrolytic reaction in the presence of electromagnetic radiation to obtain a boron carbide precursor; and (C) subjecting the boron carbide precursor to a thermal energy treatment in the presence of thermal energy to obtain boron carbide fine powders.
    Type: Grant
    Filed: October 21, 2019
    Date of Patent: October 11, 2022
    Assignee: National Chung-Shan Institute of Science and Technology
    Inventors: Wei-Ting Hsu, Yen-Chung Chen, Hui-Chun Wang, Ker-Jer Huang
  • Publication number: 20220289635
    Abstract: A method for preparing a carbon/boron carbide composite material includes the following steps (A) providing a carbon compound, a carbon fiber, a boron compound and a binder to perform a pretreatment mixing procedure to form a precursor; (B) putting the precursor into a spray granulator for performing a granulation process and mixing the precursor to form an injection material with a uniform composition; (C) feeding the injection material into an injection molding machine for performing a compression molding process, thereby forming a carbon compound/boron compound green body; and (D) subjecting the carbon compound/boron compound green body to a two-stage heat treatment process to obtain the carbon/boron carbide composite material.
    Type: Application
    Filed: March 10, 2021
    Publication date: September 15, 2022
    Inventors: YEN-CHUNG CHEN, SHANG-WANQ YEH
  • Patent number: 11436105
    Abstract: A data processing method includes: configuring a predetermined memory space to record information regarding data to be backed up of a memory device, where the information is used to indicate data associated to which logical memory space is the data to be backed up; and updating the information according to commands received from a host device.
    Type: Grant
    Filed: January 7, 2021
    Date of Patent: September 6, 2022
    Assignee: Realtek Semiconductor Corp.
    Inventors: Yen-Chung Chen, Yi-Ting Wei, Tzu-Yu Chao, Ming-Yuh Yeh
  • Patent number: 11313904
    Abstract: A testing device includes a transmitter circuit, a receiver circuit, and a loopback circuit. The transmitter circuit is configured to receive a plurality of first test signals. The receiver circuit is configured to receive input data from a plurality of pads in a normal mode. The loopback circuit is coupled to the plurality of pads and input terminals of a sampler circuit, and the loopback circuit is configured to transmit the plurality of first test signals from the transmitter circuit to the input terminals of the sampler circuit, in order to generate test data for subsequent analysis.
    Type: Grant
    Filed: November 24, 2019
    Date of Patent: April 26, 2022
    Assignees: GLOBAL UNICHIP CORPORATION, TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Yen-Chung Chen, Tsai-Ming Yang, Po-Shing Yu
  • Patent number: 11291112
    Abstract: A method for manufacturing a flexible panel is provided, and the method includes following steps. A column is formed on a carrier substrate. A flexible layer is formed on the carrier substrate, where at least a part of a side surface of the column is surrounded by the flexible layer, so as to form a through hole in the flexible layer. A component layer is formed on the flexible layer, and the column and the carrier substrate are removed. No chars, cracks, and cutting marks are formed on an edge of the through hole of the flexible panel.
    Type: Grant
    Filed: November 23, 2020
    Date of Patent: March 29, 2022
    Assignee: HannStar Display Corporation
    Inventors: Yao-Chih Chuang, Mei-Ling Chou, Chih-Wei Chen, Ming-Chang Yu, Chia-Yu Liu, Yen-Chung Chen
  • Publication number: 20210408410
    Abstract: The invention provides a flexible panel and a method of fabricating the same. The flexible panel includes a flexible substrate, an overcoat layer and a device layer. The overcoat layer is disposed over and directly contacting the flexible substrate. The device layer is disposed over the overcoat layer. In the invention, the flexible substrate can be directly formed on the carrier, such that an additional layer that helps release between the carrier and the flexible substrate may not be needed, and the flexible substrate can be separated from the carrier by the overcoat layer thereon, thereby reducing the production costs and ensure the quality of the flexible panel.
    Type: Application
    Filed: December 4, 2020
    Publication date: December 30, 2021
    Inventors: Yen-Chung Chen, Mei-Ling Chou, Chia-Yu Liu