Patents by Inventor Yi-Ching Lee

Yi-Ching Lee 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: 20250072080
    Abstract: A method for fabricating a semiconductor device includes the steps of first forming a gate structure on a substrate, forming a first spacer on the gate structure, forming a patterned mask on the gate structure and one side of the gate structure, removing the first spacer on another side of the gate structure, and then forming a source/drain region adjacent to two sides of the gate structure.
    Type: Application
    Filed: September 25, 2023
    Publication date: February 27, 2025
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Chang-Yih Chen, Yi-Wen Chen, Chia-Chen Sun, Wei-Chung Sun, Wan-Ching Lee
  • Patent number: 12230925
    Abstract: A high-speed connector includes an insulating housing, and at least one terminal assembly disposed in the insulating housing. The at least one terminal assembly includes a base body, a plurality of terminals fastened to the base body, and a metal block. A surface of the base body is recessed inward to form a fastening groove. The plurality of the terminals include a plurality of grounding terminals and differential signal terminals. Each of the plurality of the grounding terminals and the differential signal terminals has a fastening portion. The fastening portions of at least several of the plurality of the grounding terminals and the differential signal terminals are exposed to the fastening groove. The metal block is fastened in the fastening groove. The fastening portions of the grounding terminals which are exposed to the fastening groove are electrically connected with the metal block to form a grounding structure.
    Type: Grant
    Filed: October 17, 2022
    Date of Patent: February 18, 2025
    Assignee: CHENG UEI PRECISION INDUSTRY CO., LTD.
    Inventors: Yun-Chien Lee, Yi-Ching Hsu, Chun-Fu Lin, Yu-Hung Su
  • Patent number: 12051767
    Abstract: A semiconductor device is provided, which includes a first semiconductor structure, a second semiconductor structure, and an active region. The first semiconductor structure includes a first dopant. The second semiconductor structure is located on the first semiconductor structure and includes a second dopant different from the first dopant. The active region includes a plurality of semiconductor pairs and located between the first semiconductor structure and the second semiconductor structure. Each semiconductor pair includes a barrier layer and a well layer and includes the first dopant. The active region does not include a nitrogen element. A doping concentration of the first dopant in the first semiconductor structure is higher than a doping concentration of the first dopant in the active region.
    Type: Grant
    Filed: January 20, 2023
    Date of Patent: July 30, 2024
    Assignee: EPISTAR CORPORATION
    Inventors: Yen-Chun Tseng, Kuo-Feng Huang, Shih-Chang Lee, Ming-Ta Chin, Shih-Nan Yen, Cheng-Hsing Chiang, Chia-Hung Lin, Cheng-Long Yeh, Yi-Ching Lee, Jui-Che Sung, Shih-Hao Cheng
  • Publication number: 20230243810
    Abstract: A method of inhibiting an overactive fibroblast growth factor receptor 3 (FGFR3) in a cell by contacting the cell with a composition that contains an effective amount of Pheophorbide a, Pyropheophorbide a, or an active derivative thereof. Also disclosed is a method for treating a disorder associated with an overactive FGFR3 with a composition containing an effective amount of Pheophorbide a, Pyropheophorbide a, or an active derivative thereof. Further, a composition for treating a disorder associated with an overactive FGFR3 is described. The composition contains an ethanol extract of Amaranthus viridis.
    Type: Application
    Filed: March 3, 2023
    Publication date: August 3, 2023
    Applicant: ACADEMIA SINICA
    Inventors: Yuan-Tsong Chen, Yi-Ching Lee, Jer-Yuarn Wu, Hsiao-Jung Kao
  • Patent number: 11630102
    Abstract: A method of inhibiting an overactive fibroblast growth factor receptor 3 (FGFR3) in a cell by contacting the cell with a composition that contains an effective amount of Pheophorbide a, Pyropheophorbide a, or an active derivative thereof. Also disclosed is a method for treating a disorder associated with an overactive FGFR3 with a composition containing an effective amount of Pheophorbide a, Pyropheophorbide a, or an active derivative thereof. Further, a composition for treating a disorder associated with an overactive FGFR3 is described. The composition contains an ethanol extract of Amaranthus viridis.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: April 18, 2023
    Assignee: ACADEMIA SINICA
    Inventors: Yuan-Tsong Chen, Yi-Ching Lee, Jer-Yuam Wu, Hsiao-Jung Kao
  • Publication number: 20230058195
    Abstract: A semiconductor device is provided, which includes a first semiconductor structure, a second semiconductor structure, and an active region. The first semiconductor structure includes a first semiconductor layer which includes a first dopant and a second dopant. The second semiconductor structure is located on the first semiconductor structure and includes the first dopan. The active region is located between the first semiconductor structure and the second semiconductor structure and includes the first dopant. The first dopant and the second dopant have different conductivity types.
    Type: Application
    Filed: August 22, 2022
    Publication date: February 23, 2023
    Inventors: Shih-Nan YEN, Ming-Ta CHIN, Yi-Ching LEE, Cheng-Long YEH
  • Patent number: 11588072
    Abstract: A semiconductor device is provided, which includes a first semiconductor structure, a second semiconductor structure, and an active region. The first semiconductor structure includes a first dopant. The second semiconductor structure is located on the first semiconductor structure and includes a second dopant different from the first dopant. The active region includes a plurality of semiconductor pairs and is located between the first semiconductor structure and the second semiconductor structure. One of the plurality of semiconductor pairs has a barrier layer and a well layer and includes the first dopant. The barrier layer has a first thickness and a first Al content, and the well layer has a second thickness and a second Al content, the second thickness is less than the first thickness, and the second Al content is less than the first Al content.
    Type: Grant
    Filed: November 4, 2020
    Date of Patent: February 21, 2023
    Assignee: EPISTAR CORPORATION
    Inventors: Yen-Chun Tseng, Kuo-Feng Huang, Shih-Chang Lee, Ming-Ta Chin, Shih-Nan Yen, Cheng-Hsing Chiang, Chia-Hung Lin, Cheng-Long Yeh, Yi-Ching Lee, Jui-Che Sung, Shih-Hao Cheng
  • Publication number: 20210135052
    Abstract: A semiconductor device is provided, which includes a first semiconductor structure, a second semiconductor structure, and an active region. The first semiconductor structure includes a first dopant. The second semiconductor structure is located on the first semiconductor structure and includes a second dopant different from the first dopant. The active region includes a plurality of semiconductor pairs and is located between the first semiconductor structure and the second semiconductor structure. One of the plurality of semiconductor pairs has a barrier layer and a well layer and includes the first dopant. The barrier layer has a first thickness and a first Al content, and the well layer has a second thickness and a second Al content, the second thickness is less than the first thickness, and the second Al content is less than the first Al content.
    Type: Application
    Filed: November 4, 2020
    Publication date: May 6, 2021
    Inventors: Yen-Chun Tseng, Kuo-Feng Huang, Shih-Chang Lee, Ming-Ta Chin, Shih-Nan Yen, Cheng-Hsing Chiang, Chia-Hung Lin, Cheng-Long Yeh, Yi-Ching Lee, Jui-Che Sung, Shih-Hao Cheng
  • Patent number: 10749077
    Abstract: An optoelectronic device includes a semiconductor stack including a first surface and a second surface opposite to the first surface; a first contact layer on the first surface; and a second contact layer on the second surface. The second contact layer is not overlapped with the first contact layer in a vertical direction. The second contact layer includes a plurality of dots separating to each other and formed of semiconductor material.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: August 18, 2020
    Assignee: EPISTAR CORPORATION
    Inventors: Chun-Yu Lin, Yung-Fu Chang, Rong-Ren Lee, Kuo-Feng Huang, Cheng-Long Yeh, Yi-Ching Lee, Ming-Siang Huang, Ming-Tzung Liou
  • Patent number: 10600938
    Abstract: A light-emitting device includes: a light-emitting stack including a first active layer emitting a first light having a first peak wavelength; a diode emitting a second light having a second peak wavelength between 800 nm and 1900 nm; and a tunneling junction between the diode and the light-emitting stack, wherein the tunneling junction includes a first tunneling layer and a second tunneling layer on the first tunneling layer, the first tunneling layer has a band gap and a thickness of the first tunneling layer is greater than a thickness of the second tunneling layer.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: March 24, 2020
    Assignee: EPISTAR CORPORATION
    Inventors: Chih-Chiang Lu, Yi-Chieh Lin, Rong-Ren Lee, Yu-Ren Peng, Ming-Siang Huang, Ming-Ta Chin, Yi-Ching Lee
  • Patent number: 10580937
    Abstract: An optoelectronic device includes a semiconductor structure having a first side and a second side opposite to the first side, a first pad at the first side, a first finger connected to the electrode pad and having a first width, an insulating layer at the second side and comprising a first part under the first finger, the first part having a bottom surface with a second width larger than the first width and a side surface inclined to the bottom surface, and a contact layer covering the bottom surface and the side surface.
    Type: Grant
    Filed: December 20, 2018
    Date of Patent: March 3, 2020
    Assignee: EPISTAR CORPORATION
    Inventors: Chun-Yu Lin, Yung-Fu Chang, Rong-Ren Lee, Kuo-Feng Huang, Cheng-Long Yeh, Yi-Ching Lee, Ming-Siang Huang, Ming-Tzung Liou
  • Publication number: 20190361004
    Abstract: A method of inhibiting an overactive fibroblast growth factor receptor 3 (FGFR3) in a cell by contacting the cell with a composition that contains an effective amount of Pheophorbide a, Pyropheophorbide a, or an active derivative thereof. Also disclosed is a method for treating a disorder associated with an overactive FGFR3 with a composition containing an effective amount of Pheophorbide a, Pyropheophorbide a, or an active derivative thereof. Further, a composition for treating a disorder associated with an overactive FGFR3 is described. The composition contains an ethanol extract of Amaranthus viridis.
    Type: Application
    Filed: February 8, 2018
    Publication date: November 28, 2019
    Applicants: ACADEMIA SINICA
    Inventors: Yuan-Tsong Chen, Yi-Ching Lee, Jer-Yuarn Wu, Hsiao-Jung Kao
  • Publication number: 20190148599
    Abstract: An optoelectronic device includes a semiconductor stack including a first surface and a second surface opposite to the first surface; a first contact layer on the first surface; and a second contact layer on the second surface. The second contact layer is not overlapped with the first contact layer in a vertical direction. The second contact layer includes a plurality of dots separating to each other and formed of semiconductor material.
    Type: Application
    Filed: December 20, 2018
    Publication date: May 16, 2019
    Inventors: Chun-Yu LIN, Yung-Fu CHANG, Rong-Ren LEE, Kuo-Feng HUANG, Cheng-Long YEH, Yi-Ching LEE, Ming-Siang HUANG, Ming-Tzung LIOU
  • Publication number: 20190131496
    Abstract: An optoelectronic device includes a semiconductor structure having a first side and a second side opposite to the first side, a first pad at the first side, a first finger connected to the electrode pad and having a first width, an insulating layer at the second side and comprising a first part under the first finger, the first part having a bottom surface with a second width larger than the first width and a side surface inclined to the bottom surface, and a contact layer covering the bottom surface and the side surface.
    Type: Application
    Filed: December 20, 2018
    Publication date: May 2, 2019
    Inventors: Chun-Yu LIN, Yung-Fu CHANG, Rong-Ren LEE, Kuo-Feng HUANG, Cheng-Long YEH, Yi-Ching LEE, Ming-Siang HUANG, Ming-Tzung LIOU
  • Patent number: 10205059
    Abstract: The present disclosure is related to an optoelectronic device comprising a semiconductor stack comprising a first surface and a second surface opposite to the first surface; a first contact layer on the first surface; and a second contact layer on the second surface, wherein the second contact layer is not overlapped with the first contact layer in a vertical direction; wherein the second contact layer comprises a plurality of dots separating from each other and formed of semiconductor material.
    Type: Grant
    Filed: September 20, 2017
    Date of Patent: February 12, 2019
    Assignee: Epistar Corporation
    Inventors: Chun-Yu Lin, Yung-Fu Chang, Rong-Ren Lee, Kuo-Feng Huang, Cheng-Long Yeh, Yi-Ching Lee, Ming-Siang Huang, Ming-Tzung Liou
  • Publication number: 20180269358
    Abstract: A light-emitting device includes: a light-emitting stack including a first active layer emitting a first light having a first peak wavelength; a diode emitting a second light having a second peak wavelength between 800 nm and 1900 nm; and a tunneling junction between the diode and the light-emitting stack, wherein the tunneling junction includes a first tunneling layer and a second tunneling layer on the first tunneling layer, the first tunneling layer has a band gap and a thickness of the first tunneling layer is greater than a thickness of the second tunneling layer.
    Type: Application
    Filed: May 18, 2018
    Publication date: September 20, 2018
    Inventors: Chih-Chiang LU, Yi-Chieh LIN, Rong-Ren LEE, Yu-Ren PENG, Ming-Siang HUANG, Ming-Ta CHIN, Yi-Ching LEE
  • Patent number: 10008636
    Abstract: A light-emitting device is provided. comprises: a light-emitting stack comprising an active layer emitting a first light having a first peak wavelength ? nm; and an adjusting element stacked on and electrically connected to the active layer, wherein the adjusting element comprises a diode emitting a second light having a second peak wavelength between 800 nm and 1900 nm; wherein a forward voltage of the light-emitting device is between (1240/0.8?) volt and (1240/0.5?) volt, and a ratio of the intensity of the first light emitted from the active layer at the first peak wavelength to the intensity of the second light emitted from the diode at the second peak wavelength is greater than 10 and not greater than 1000.
    Type: Grant
    Filed: October 27, 2017
    Date of Patent: June 26, 2018
    Assignee: EPISTAR CORPORATION
    Inventors: Chih-Chiang Lu, Yi-Chieh Lin, Rong-Ren Lee, Yu-Ren Peng, Ming-Siang Huang, Ming-Ta Chin, Yi-Ching Lee
  • Publication number: 20180069157
    Abstract: A light-emitting device is provided. comprises: a light-emitting stack comprising an active layer emitting a first light having a first peak wavelength ? nm; and an adjusting element stacked on and electrically connected to the active layer, wherein the adjusting element comprises a diode emitting a second light having a second peak wavelength between 800 nm and 1900 nm; wherein a forward voltage of the light-emitting device is between (1240/0.8?) volt and (1240/0.5?) volt, and a ratio of the intensity of the first light emitted from the active layer at the first peak wavelength to the intensity of the second light emitted from the diode at the second peak wavelength is greater than 10 and not greater than 1000.
    Type: Application
    Filed: October 27, 2017
    Publication date: March 8, 2018
    Inventors: Chih-Chiang LU, Yi-Chieh LIN, Rong-Ren LEE, Yu-Ren PENG, Ming-Siang HUANG, Ming-Ta CHIN, Yi-Ching LEE
  • Publication number: 20180033918
    Abstract: The present disclosure is related to an optoelectronic device comprising a semiconductor stack comprising a first surface and a second surface opposite to the first surface; a first contact layer on the first surface; and a second contact layer on the second surface, wherein the second contact layer is not overlapped with the first contact layer in a vertical direction; wherein the second contact layer comprises a plurality of dots separating to each other and formed of semiconductor material.
    Type: Application
    Filed: September 20, 2017
    Publication date: February 1, 2018
    Inventors: Chun-Yu LIN, Yung-Fu CHANG, Rong-Ren LEE, Kuo-Feng HUANG, Cheng-Long YEH, Yi-Ching LEE, Ming-Siang HUANG, Ming-Tzung LIOU
  • Patent number: 9859470
    Abstract: A light-emitting device is provided. The light-emitting device comprises: a light-emitting stack having an active layer emitting first light having a peak wavelength ? nm; and an adjusting element stacked electrically connected to the active layer in series for tuning a forward voltage of the light-emitting device; wherein the forward voltage of the light-emitting device is between (1240/0.8?) volt and (1240/0.5?) volt.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: January 2, 2018
    Assignee: EPISTAR CORPORATION
    Inventors: Chih-Chiang Lu, Yi-Chieh Lin, Rong-Ren Lee, Yu-Ren Peng, Ming-Siang Huang, Ming-Ta Chin, Yi-Ching Lee