Patents by Inventor Yong-Yang CHEN

Yong-Yang 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: 20240339564
    Abstract: A semiconductor device includes a semiconductor stack; a substrate formed on the semiconductor stack, including a lower surface connected to the semiconductor stack, an upper surface opposite to the lower surface, and a side surface between the lower surface and the upper surface, wherein the side surface includes a mirror area, a first scribing area, and a first crack area, the mirror area is closer to the lower surface than the first scribing area to the lower surface, and the first scribing area is located between the mirror area and the first crack area; an optical structure on the upper surface of the substrate; and a reflective structure on a side surface of the first scribing area and the first crack area, wherein the first scribing area is arranged below the upper surface of the substrate with a distance less than or equal to ΒΌ of a thickness of the substrate.
    Type: Application
    Filed: April 3, 2024
    Publication date: October 10, 2024
    Inventors: Wei-Che WU, Chih-Hao CHEN, Yu-Ling LIN, Chao-Hsing CHEN, Yong-Yang CHEN
  • Patent number: 12112072
    Abstract: A method and a memory device are provided. A controller of the memory device retrieves a first command from a host memory. The controller stores a first identifier of the first command in a set-aside buffer of the memory device. The controller retrieves a second command from the host memory. The controller initiates processing of the first command and the second command based on a second identifier of the second command corresponding to the first identifier.
    Type: Grant
    Filed: August 28, 2023
    Date of Patent: October 8, 2024
    Assignee: Samsung Electronics Co., Ltd
    Inventors: Chun-chu Chen-Jhy Archie Wu, Daniel Lee Helmick, Fnu Vikram Singh, Syed Kaiser, Vasili Zhdankin, Yong Yang
  • Publication number: 20240162375
    Abstract: A light-emitting device comprises a first semiconductor layer and a semiconductor mesa formed on the first semiconductor layer, wherein the first semiconductor layer comprises a first sidewall and a first semiconductor layer first surface surrounding the semiconductor mesa, and the semiconductor mesa comprises a second sidewall; and a first reflective structure comprising a first reflective portion covering the first sidewall and a second reflective portion covering the second sidewall, wherein the first reflective portion and the second reflective portion are connected to form a first reflective structure outer opening to expose the first semiconductor layer first surface in a top view of the light-emitting device.
    Type: Application
    Filed: October 31, 2023
    Publication date: May 16, 2024
    Inventors: Heng-Ying CHO, Yong-Yang CHEN, Yu-Ling LIN, Wei-Chen TSAO
  • Patent number: 11942510
    Abstract: A light-emitting device comprises a substrate comprising a top surface; a plurality of light-emitting units formed on the top surface of the substrate comprising a first light-emitting unit, a second light-emitting unit, and one or a plurality of third light-emitting units, wherein each of the plurality of light-emitting units comprises a first semiconductor layer, an active layer and a second semiconductor layer; an insulating layer comprising a first insulating layer opening and a second insulating layer opening formed on each of the plurality of light-emitting units; a first extension electrode covering the first light-emitting unit, wherein the first extension electrode covers the first insulating layer opening on the first light-emitting unit without covering the second insulating layer opening on the first light-emitting unit; a second extension electrode covering the second light-emitting unit, wherein the second extension electrode covers the second insulating layer opening on the second light-emittin
    Type: Grant
    Filed: July 27, 2022
    Date of Patent: March 26, 2024
    Assignee: EPISTAR CORPORATION
    Inventors: Chao-Hsing Chen, Chi-Shiang Hsu, Yong-Yang Chen
  • Publication number: 20230317765
    Abstract: A light-emitting device comprises a plurality of light-emitting elements, comprising a first group light-emitting elements and a second group light-emitting elements; a trench separating the plurality of light-emitting units; a first electrode pad covering the first group light-emitting elements and located on the trench; a second electrode pad covering the second group light-emitting elements and located on the trench; and a cavity located on the trench, formed between the first electrode pad and the protective layer or formed between the second electrode pad and the protective layer.
    Type: Application
    Filed: March 30, 2023
    Publication date: October 5, 2023
    Inventors: Yong-Yang CHEN, Chao-Hsing CHEN, Chi-Shiang HSU
  • Publication number: 20230215998
    Abstract: A light-emitting device includes a semiconductor stack, first and second insulative layers, a reflective conductive structure, and first and second pads. The semiconductor stack includes a first semiconductor layer, and a mesa having an active region having a second semiconductor layer and formed on the first semiconductor layer. The first insulative layer is formed on the semiconductor stack and has first openings. The reflective conductive structure is formed on the first insulative layer and is electrically connected to the second semiconductor layer through the first openings. The second insulative layer is formed on the reflective conductive structure and includes second openings and a contact area covering portions overlapped with the first and second openings. A first pad is formed on the second insulative layer and electrically connected to the first semiconductor layer. A second pad formed on the second insulative layer and electrically connected to the second semiconductor layer.
    Type: Application
    Filed: December 28, 2022
    Publication date: July 6, 2023
    Inventors: Chao-Hsing CHEN, Meng-Hsiang HONG, Chi-Shiang HSU, Yen-Liang KUO, Chien-Ya HUNG, Yong-Yang CHEN, Yu-Ling LIN, Xue-Cheng YAO
  • Publication number: 20220367562
    Abstract: A light-emitting device comprises a substrate comprising a top surface; a plurality of light-emitting units formed on the top surface of the substrate comprising a first light-emitting unit, a second light-emitting unit, and one or a plurality of third light-emitting units, wherein each of the plurality of light-emitting units comprises a first semiconductor layer, an active layer and a second semiconductor layer; an insulating layer comprising a first insulating layer opening and a second insulating layer opening formed on each of the plurality of light-emitting units; a first extension electrode covering the first light-emitting unit, wherein the first extension electrode covers the first insulating layer opening on the first light-emitting unit without covering the second insulating layer opening on the first light-emitting unit; a second extension electrode covering the second light-emitting unit, wherein the second extension electrode covers the second insulating layer opening on the second light-emittin
    Type: Application
    Filed: July 27, 2022
    Publication date: November 17, 2022
    Inventors: Chao-Hsing CHEN, Chi-Shiang HSU, Yong-Yang CHEN
  • Patent number: 11437430
    Abstract: A light-emitting device includes a substrate with light-emitting units. The light-emitting units include a first light-emitting unit, a second light-emitting unit, and one or more of third light-emitting units. Each of the light-emitting units includes a first semiconductor layer, an active layer and a second semiconductor layer. An insulating layer includes a first insulating layer opening and a second insulating layer opening formed on each of the light-emitting units. A first extension electrode covers the first light-emitting unit and the first extension electrode covers the first insulating layer opening on the first light-emitting unit. A second extension electrode covers the second light-emitting unit and the second extension electrode covers the second insulating layer opening on the second light-emitting unit. First and second electrode pads cover different parts of the light-emitting units.
    Type: Grant
    Filed: December 30, 2020
    Date of Patent: September 6, 2022
    Assignee: EPISTAR CORPORATION
    Inventors: Chao-Hsing Chen, Chi-Shiang Hsu, Yong-Yang Chen
  • Publication number: 20210202571
    Abstract: A light-emitting device comprises a substrate comprising a top surface; a plurality of light-emitting units formed on the top surface of the substrate comprising a first light-emitting unit, a second light-emitting unit, and one or a plurality of third light-emitting units, wherein each of the plurality of light-emitting units comprises a first semiconductor layer, an active layer and a second semiconductor layer; an insulating layer comprising a first insulating layer opening and a second insulating layer opening formed on each of the plurality of light-emitting units; a first extension electrode covering the first light-emitting unit, wherein the first extension electrode covers the first insulating layer opening on the first light-emitting unit without covering the second insulating layer opening on the first light-emitting unit; a second extension electrode covering the second light-emitting unit, wherein the second extension electrode covers the second insulating layer opening on the second light-emittin
    Type: Application
    Filed: December 30, 2020
    Publication date: July 1, 2021
    Inventors: Chao-Hsing CHEN, Chi-Shiang HSU, Yong-Yang CHEN