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: 20240339564Abstract: 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: ApplicationFiled: April 3, 2024Publication date: October 10, 2024Inventors: Wei-Che WU, Chih-Hao CHEN, Yu-Ling LIN, Chao-Hsing CHEN, Yong-Yang CHEN
-
Patent number: 12112072Abstract: 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: GrantFiled: August 28, 2023Date of Patent: October 8, 2024Assignee: Samsung Electronics Co., LtdInventors: Chun-chu Chen-Jhy Archie Wu, Daniel Lee Helmick, Fnu Vikram Singh, Syed Kaiser, Vasili Zhdankin, Yong Yang
-
Publication number: 20240162375Abstract: 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: ApplicationFiled: October 31, 2023Publication date: May 16, 2024Inventors: Heng-Ying CHO, Yong-Yang CHEN, Yu-Ling LIN, Wei-Chen TSAO
-
Patent number: 11942510Abstract: 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-emittinType: GrantFiled: July 27, 2022Date of Patent: March 26, 2024Assignee: EPISTAR CORPORATIONInventors: Chao-Hsing Chen, Chi-Shiang Hsu, Yong-Yang Chen
-
Publication number: 20230317765Abstract: 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: ApplicationFiled: March 30, 2023Publication date: October 5, 2023Inventors: Yong-Yang CHEN, Chao-Hsing CHEN, Chi-Shiang HSU
-
Publication number: 20230215998Abstract: 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: ApplicationFiled: December 28, 2022Publication date: July 6, 2023Inventors: 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: 20220367562Abstract: 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-emittinType: ApplicationFiled: July 27, 2022Publication date: November 17, 2022Inventors: Chao-Hsing CHEN, Chi-Shiang HSU, Yong-Yang CHEN
-
Patent number: 11437430Abstract: 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: GrantFiled: December 30, 2020Date of Patent: September 6, 2022Assignee: EPISTAR CORPORATIONInventors: Chao-Hsing Chen, Chi-Shiang Hsu, Yong-Yang Chen
-
Publication number: 20210202571Abstract: 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-emittinType: ApplicationFiled: December 30, 2020Publication date: July 1, 2021Inventors: Chao-Hsing CHEN, Chi-Shiang HSU, Yong-Yang CHEN