Patents by Inventor Yu-Hung Lee

Yu-Hung 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: 20240170473
    Abstract: A chip package structure including a heat dissipation base, a first redistribution layer, a second redistribution layer, at least one chip, at least one metal stack, a plurality of conductive structures, and an encapsulant is provided. The second redistribution layer is disposed on the heat dissipation base and thermally coupled to the heat dissipation base. The chip, the metal stack, and the conductive structures are disposed between the second redistribution layer and the first redistribution layer. An active surface of the chip is electrically connected to the first redistribution layer and an inactive surface of the chip is thermally coupled to the second redistribution layer via the metal stack. The first redistribution layer is electrically connected to the second redistribution layer via the conductive structures. The encapsulant is filled between the second redistribution layer and the first redistribution layer. A manufacturing method of a chip package structure is also provided.
    Type: Application
    Filed: July 6, 2023
    Publication date: May 23, 2024
    Applicant: Industrial Technology Research Institute
    Inventors: Hao-Che Kao, Wen-Hung Liu, Yu-Min Lin, Ching-Kuan Lee
  • Publication number: 20240161822
    Abstract: A memory device includes a plurality of memory cells; a word line, connected to one of the plurality of memory cells, that is configured to provide a first WL pulse having a rising edge and a falling edge that define a pulse width of the first WL pulse; a first tracking WL, formed adjacent to the memory cells, that is configured to provide, via being physically or operatively coupled to a bit line (BL) configured to write a logic state to the memory cell, a second WL pulse having a rising edge with a decreased slope; and a first tracking BL, configured to emulate the BL, that is coupled to the first tracking WL such that the pulse width of the first WL pulse is increased based on the decreased slope of the rising edge of the second WL pulse.
    Type: Application
    Filed: January 19, 2024
    Publication date: May 16, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Wei-jer Hsieh, Yu-Hao Hsu, Zhi-Hao Chang, Cheng Hung Lee
  • Patent number: 11984516
    Abstract: A sensor package structure includes a substrate, a sensor chip and a ring-shaped solder mask frame those are disposed on the substrate, a ring-shaped support disposed on a top side of the annular solder mask frame, and a light permeable member that is disposed on the ring-shaped support. The sensor chip is electrically coupled to the substrate. A top surface of the sensor chip has a sensing region, and the sensing region is spaced apart from an outer lateral side of the sensor chip by a distance less than 300 ?m. The ring-shaped solder mask frame surrounds and contacts the outer lateral side of the sensor chip. The light permeable member, the ring-shaped support, and the sensor chip jointly define an enclosed space.
    Type: Grant
    Filed: February 16, 2023
    Date of Patent: May 14, 2024
    Assignee: TONG HSING ELECTRONIC INDUSTRIES, LTD.
    Inventors: Fu-Chou Liu, Jui-Hung Hsu, Yu-Chiang Peng, Chien-Chen Lee, Ya-Han Chang, Li-Chun Hung
  • Patent number: 11972974
    Abstract: An IC structure includes a transistor, a source/drain contact, a metal oxide layer, a non-metal oxide layer, a barrier structure, and a via. The transistor includes a gate structure and source/drain regions on opposite sides of the gate structure. The source/drain contact is over one of the source/drain regions. The metal oxide layer is over the source/drain contact. The non-metal oxide layer is over the metal oxide layer. The barrier structure is over the source/drain contact. The barrier structure forms a first interface with the metal oxide layer and a second interface with the non-metal oxide layer, and the second interface is laterally offset from the first interface. The via extends through the non-metal oxide layer to the barrier structure.
    Type: Grant
    Filed: January 13, 2022
    Date of Patent: April 30, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Sung-Li Wang, Shuen-Shin Liang, Yu-Yun Peng, Fang-Wei Lee, Chia-Hung Chu, Mrunal Abhijith Khaderbad, Keng-Chu Lin
  • Patent number: 11967652
    Abstract: A sensor package structure includes a substrate, a sensor chip and a ring-shaped solder mask frame those are disposed on the substrate, a ring-shaped support disposed on a top side of the annular solder mask frame, and a light permeable member that is disposed on the ring-shaped support. The sensor chip is electrically coupled to the substrate. A top surface of the sensor chip has a sensing region, and the sensing region is spaced apart from an outer lateral side of the sensor chip by a distance less than 300 ?m. The ring-shaped solder mask frame surrounds and contacts the outer lateral side of the sensor chip. The light permeable member, the ring-shaped support, and the sensor chip jointly define an enclosed space.
    Type: Grant
    Filed: February 16, 2023
    Date of Patent: April 23, 2024
    Assignee: TONG HSING ELECTRONIC INDUSTRIES, LTD.
    Inventors: Fu-Chou Liu, Jui-Hung Hsu, Yu-Chiang Peng, Chien-Chen Lee, Ya-Han Chang, Li-Chun Hung
  • Publication number: 20240128414
    Abstract: A light-emitting device is provided. The light-emitting device includes a light-emitting unit and a light-conversion structure disposed on the light-emitting unit, wherein the light-conversion structure includes a quantum dot layer and an etching blocking layer disposed on one of the surfaces of the quantum dot layer.
    Type: Application
    Filed: October 6, 2023
    Publication date: April 18, 2024
    Inventors: Shiou-Yi KUO, Chin-Hung LUNG, Yu-Chun LEE, Hung-Chun TONG
  • Publication number: 20240120419
    Abstract: A lateral diffusion metal-oxide semiconductor (LDMOS) device includes a first gate structure and a second gate structure extending along a first direction on a substrate, a first source region extending along the first direction on one side of the first gate structure, a second source region extending along the first direction on one side of the second gate structure, a drain region extending along the first direction between the first gate structure and the second gate structure, a guard ring surrounding the first gate structure and the second gate structure, and a shallow trench isolation (STI) surrounding the guard ring.
    Type: Application
    Filed: December 5, 2023
    Publication date: April 11, 2024
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Ling-Chun Chou, Yu-Hung Chang, Kun-Hsien Lee
  • Publication number: 20240113010
    Abstract: A semiconductor device is disclosed herein. The semiconductor device includes a routing structure. The routing structure has an intermediate conductive routing layer. The intermediate conductive routing layer includes a first mesh conductive layer formed in a predetermined second region of the semiconductor device and a second mesh conductive layer formed in a predetermined first region of the semiconductor device. The first mesh conductive layer and the second mesh conductive layer are electrically isolated from each other. The intermediate conductive routing layer further includes multiple first conductive islands formed in the predetermined first region and multiple second conductive islands formed in the predetermined second region.
    Type: Application
    Filed: September 20, 2023
    Publication date: April 4, 2024
    Inventors: Po-Hsien Huang, Yu-Huei Lee, Hsin-Hung Lin, Chun-Yuan Shih, Lien-Chieh Yu
  • Patent number: 11947212
    Abstract: An electronic device which is capable of being bent in a first direction and includes a plurality of light-emitting units and a plurality of conductive patterns overlapping with at least a portion of the plurality of light-emitting units and extending in a second direction. The first direction and the second direction have an angle ? of not greater than 30 degrees.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: April 2, 2024
    Assignee: InnoLux Corporation
    Inventors: Yuan-Lin Wu, Yu-Chia Huang, Yu-Ting Huang, Kuan-Feng Lee, Chia-Hung Hsieh
  • Publication number: 20240107691
    Abstract: A display device includes first and second display modules and first and second turning pieces that include a first coupling piece, a first turning piece, a second turning piece, and a third turning piece, a second coupling piece and a guiding device. When the first and second display modules are switched between folding and unfolding, the first turning piece pivots relative to the first coupling piece and the second turning piece, and the third turning piece pivots relative to the second coupling piece and the second turning piece. When the display module is switched from folded to unfolded, the other side of the first display module relative to the side is pulled, the side of the first display module is guided by one end of the guiding device and slides to the other end, the first and second display modules are symmetrically unfolded with the side edge as the center.
    Type: Application
    Filed: December 8, 2023
    Publication date: March 28, 2024
    Inventors: CHIEN-FENG CHANG, TSUNG-HUAI LEE, YU-HUNG HSIAO, CHAN-PENG LIN, SHANG-CHIEN WU
  • Publication number: 20240105839
    Abstract: A lateral diffusion metal-oxide semiconductor (LDMOS) device includes a first gate structure and a second gate structure extending along a first direction on a substrate, a first source region extending along the first direction on one side of the first gate structure, a second source region extending along the first direction on one side of the second gate structure, a drain region extending along the first direction between the first gate structure and the second gate structure, a guard ring surrounding the first gate structure and the second gate structure, and a shallow trench isolation (STI) surrounding the guard ring.
    Type: Application
    Filed: December 5, 2023
    Publication date: March 28, 2024
    Applicant: UNITED MICROELECTRONICS CORP.
    Inventors: Ling-Chun Chou, Yu-Hung Chang, Kun-Hsien Lee
  • Publication number: 20240106223
    Abstract: An electrostatic discharge (ESD) protection circuit includes a first and second diode in a semiconductor wafer, an ESD clamp circuit and a first conductive structure on a backside of a semiconductor wafer. The first diode is coupled between an input output (IO) pad and a first node. The second diode is coupled to the first diode, and coupled between the IO pad and a second node. The ESD clamp circuit is in the semiconductor wafer, coupled to the first and second node, and between the first and second diode. The ESD clamp circuit includes a first signal tap region in the semiconductor wafer that is coupled to a reference voltage supply. The second diode is coupled to and configured to share the first signal tap region with the ESD clamp circuit. The first conductive structure is configured to provide a reference voltage to the first signal tap region.
    Type: Application
    Filed: November 24, 2023
    Publication date: March 28, 2024
    Inventors: Yu-Hung YEH, Wun-Jie LIN, Jam-Wem LEE
  • Patent number: 11934034
    Abstract: An optical element driving mechanism is provided. The optical element driving mechanism includes a movable portion, a fixed portion, a driving assembly, and an assist assembly. The movable portion is used for connecting to an optical element having a main axis. The movable portion is movable relative to the fixed portion. The driving assembly drives the movable portion to move relative to the fixed portion. The assist assembly limits the movement of the movable portion relative to the fixed portion.
    Type: Grant
    Filed: April 8, 2020
    Date of Patent: March 19, 2024
    Assignee: TDK TAIWAN CORP.
    Inventors: Chen-Hsien Fan, Yueh-Lin Lee, Yu-Chiao Lo, Sung-Mao Tsai, Shang-Hung Chen
  • Publication number: 20240079267
    Abstract: A semiconductor device structure is provided. The semiconductor device structure includes a first diffusion barrier layer made of a dielectric material including a metal element, nitrogen, and oxygen and a first protection layer made of a dielectric material including silicon and oxygen and in direct contact with the top surface of the first diffusion barrier layer. The semiconductor device structure also includes a first thickening layer made of a dielectric material including the metal element and oxygen and in direct contact with the top surface of the first protection layer. A maximum metal content in the first thickening layer is greater than that in the first diffusion barrier layer. The semiconductor device structure further includes a conductive feature surrounded by and in direct contact with the first diffusion barrier layer, the first protection layer, and the first thickening layer.
    Type: Application
    Filed: November 9, 2023
    Publication date: March 7, 2024
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Po-Cheng SHIH, Tze-Liang LEE, Jen-Hung WANG, Yu-Kai LIN, Su-Jen SUNG
  • Patent number: 11915746
    Abstract: A memory device includes a plurality of memory cells; a word line, connected to one of the plurality of memory cells, that is configured to provide a first WL pulse having a rising edge and a falling edge that define a pulse width of the first WL pulse; a first tracking WL, formed adjacent to the memory cells, that is configured to provide, via being physically or operatively coupled to a bit line (BL) configured to write a logic state to the memory cell, a second WL pulse having a rising edge with a decreased slope; and a first tracking BL, configured to emulate the BL, that is coupled to the first tracking WL such that the pulse width of the first WL pulse is increased based on the decreased slope of the rising edge of the second WL pulse.
    Type: Grant
    Filed: May 12, 2022
    Date of Patent: February 27, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Wei-jer Hsieh, Yu-Hao Hsu, Zhi-Hao Chang, Cheng Hung Lee
  • Patent number: 11916314
    Abstract: A mobile device includes a housing, a first radiation element, a second radiation element, a third radiation element, a first switch element, and a second switch element. The first radiation element has a first feeding point. The second radiation element has a second feeding point. The first radiation element, the second radiation element, and the third radiation element are distributed over the housing. The first switch element is closed or open, so as to selectively couple the first radiation element to the third radiation element. The second switch element is closed or open, so as to selectively couple the second radiation element to the third radiation element. An antenna structure is formed by the first radiation element, the second radiation element, and the third radiation element.
    Type: Grant
    Filed: May 12, 2022
    Date of Patent: February 27, 2024
    Assignee: HTC Corporation
    Inventors: Cheng-Hung Lin, Szu-Po Wang, Chia-Te Chien, Chun-Chieh Wang, Kang-Ling Li, Chun-Hsien Lee, Yu-Chieh Chiu
  • Patent number: 11045660
    Abstract: A far infrared film structure and a method of manufacturing the same are provided in this disclosure. The far infrared film structure includes a substrate, an oxide thin film, and an electrothermal film. The substrate has a metallic foil sheet and a plastic film overlappingly combined with each other. The oxide thin film is combined onto the metallic foil sheet and consists of an oxide gel formed by mixing an oxide powder and a sol. The electrothermal film is combined onto the plastic film, and the electrothermal film, the oxide thin film, and the substrate together constitute a flexible thin plate. Thus, the far infrared film structure is bendable to conform closely to the contours of a human body and also has a high content of the oxide powder. Therefore, the far infrared film structure is convenient to use and has a good far infrared emission rate.
    Type: Grant
    Filed: January 29, 2018
    Date of Patent: June 29, 2021
    Assignee: WINE-FONT INTERNATIONAL COMMERCE CORP.
    Inventors: Shu-Ching Chiu, Yu-Cheng Li, Yu-Hung Lee
  • Publication number: 20190232076
    Abstract: A far infrared film structure and a method of manufacturing the same are provided in this disclosure. The far infrared film structure includes a substrate, an oxide thin film, and an electrothermal film. The substrate has a metallic foil sheet and a plastic film overlappingly combined with each other. The oxide thin film is combined onto the metallic foil sheet and consists of an oxide gel formed by mixing an oxide powder and a sol. The electrothermal film is combined onto the plastic film, and the electrothermal film, the oxide thin film, and the substrate together constitute a flexible thin plate. Thus, the far infrared film structure is bendable to conform closely to the contours of a human body and also has a high content of the oxide powder. Therefore, the far infrared film structure is convenient to use and has a good far infrared emission rate.
    Type: Application
    Filed: January 29, 2018
    Publication date: August 1, 2019
    Inventors: Shu-Ching CHIU, Yu-Cheng LI, Yu-Hung LEE
  • Patent number: 9627922
    Abstract: An active load circuit applicable to a power supply. The active load circuit includes a control circuit, a dummy load and an active switching circuit. The control circuit is coupled to a ground terminal, an output terminal of a power supply and the detection circuit. The dummy load is coupled to the output terminal The active switching circuit is coupled to the control circuit, the dummy load and the ground terminal. The control circuit receives an output voltage via the output terminal and receives a power-good input signal via the detection circuit. When a voltage level of the power-good input signal is lower than a threshold value, the control circuit controls the active switching circuit to enter a load-on mode so that the dummy load is connected to the ground terminal and that the output terminal is connected to the dummy load.
    Type: Grant
    Filed: December 29, 2015
    Date of Patent: April 18, 2017
    Assignees: LITE-ON ELECTRONICS (GUANGZHOU) LIMITED, LITE-ON TECHNOLOGY CORPORATION
    Inventor: Yu-Hung Lee
  • Patent number: D1018907
    Type: Grant
    Filed: November 15, 2021
    Date of Patent: March 19, 2024
    Assignee: CHENG UEI PRECISION INDUSTRY CO., LTD.
    Inventors: Yun-Chien Lee, Yi-Ching Hsu, Pei-Yi Lin, Yu-Hung Su, Sheng-Yuan Huang, Chun-Fu Lin