Patents by Inventor Lun Tsai

Lun Tsai 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).

  • Patent number: 11961811
    Abstract: A semiconductor structure includes a semiconductor element and a first bonding structure. The semiconductor element has a first surface and a second surface opposite to the first surface. The first bonding structure is disposed adjacent to the first surface of the semiconductor element, and includes a first electrical connector, a first insulation layer surrounding the first electrical connector and a first conductive layer surrounding the first insulation layer.
    Type: Grant
    Filed: June 14, 2022
    Date of Patent: April 16, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Hua Yu, Hung-Jui Kuo, Hui-Jung Tsai, Tsao-Lun Chang
  • Patent number: 11961913
    Abstract: A semiconductor device structure is provided. The semiconductor device structure includes a source/drain feature on a semiconductor fin structure, a first isolation structure surrounding the semiconductor fin structure, source/drain spacers on the first isolation structure and surrounding a lower portion of the source/drain feature, a dielectric fin structure adjoining and in direct contact with the first isolation structure and one of the source/drain spacers, and an interlayer dielectric layer over the source/drain spacers and the dielectric fin structure and surrounding an upper portion of the source/drain feature.
    Type: Grant
    Filed: April 21, 2023
    Date of Patent: April 16, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kuo-Cheng Chiang, Shi-Ning Ju, Ching-Wei Tsai, Kuan-Lun Cheng, Chih-Hao Wang
  • Patent number: 11961897
    Abstract: A first fin structure is disposed over a substrate. The first fin structure contains a semiconductor material. A gate dielectric layer is disposed over upper and side surfaces of the first fin structure. A gate electrode layer is formed over the gate dielectric layer. A second fin structure is disposed over the substrate. The second fin structure is physically separated from the first fin structure and contains a ferroelectric material. The second fin structure is electrically coupled to the gate electrode layer.
    Type: Grant
    Filed: January 10, 2022
    Date of Patent: April 16, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chi-Hsing Hsu, Sai-Hooi Yeong, Ching-Wei Tsai, Kuan-Lun Cheng, Chih-Hao Wang, Min Cao
  • Patent number: 11961900
    Abstract: The present disclosure provides a semiconductor structure. The semiconductor structure includes device fins formed on a substrate; fill fins formed on the substrate and disposed among the device fins; and gate stacks formed on the device fins and the fill fins. The fill fins include a first dielectric material layer and a second dielectric material layer deposited on the first dielectric material layer. The first and second dielectric material layers are different from each other in composition.
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: April 16, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Kuo-Cheng Chiang, Teng-Chun Tsai, Kuan-Lun Cheng, Chih-Hao Wang
  • Patent number: 11956938
    Abstract: A device incudes a substrate. A first fin and a second fin are over the substrate. An isolation structure is laterally between the first fin and the second fin. A gate structure crosses the first fin and the second fin. A first source/drain epitaxy structure is over the first fin. A second source/drain epitaxy structure is over the second fin. A spacer layer extends from a first sidewall of the first fin to a first sidewall of the second fin along a top surface of the isolation structure.
    Type: Grant
    Filed: June 28, 2022
    Date of Patent: April 9, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Tetsu Ohtou, Ching-Wei Tsai, Kuan-Lun Cheng, Yasutoshi Okuno, Jiun-Jia Huang
  • Publication number: 20240113119
    Abstract: The present disclosure describes a method for the formation of gate-all-around nano-sheet FETs with tunable performance. The method includes disposing a first and a second vertical structure with different widths over a substrate, where the first and the second vertical structures have a top portion comprising a multilayer nano-sheet stack with alternating first and second nano-sheet layers. The method also includes disposing a sacrificial gate structure over the top portion of the first and second vertical structures; depositing an isolation layer over the first and second vertical structures so that the isolation layer surrounds a sidewall of the sacrificial gate structure; etching the sacrificial gate structure to expose each multilayer nano-sheet stack from the first and second vertical structures; removing the second nano-sheet layers from each exposed multilayer nano-sheet stack to form suspended first nano-sheet layers; forming a metal gate structure to surround the suspended first nano-sheet layers.
    Type: Application
    Filed: December 1, 2023
    Publication date: April 4, 2024
    Inventors: Tetsu Ohtou, Ching-Wei Tsai, Jiun-Jia Huang, Kuan-Lun Cheng, Chi-Hsing Hsu
  • Patent number: 11948970
    Abstract: A semiconductor device includes a semiconductor fin, a gate structure, and a dielectric isolation plug. The semiconductor fin extends along a first direction above a substrate and includes a silicon germanium layer and a silicon layer over the silicon germanium layer. The gate structure extends across the semiconductor fin along a second direction perpendicular to the first direction. The dielectric isolation plug extends downwardly from a top surface of the silicon layer into the silicon germanium layer when viewed in a cross section taken along the first direction.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: April 2, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Kuo-Cheng Ching, Ching-Wei Tsai, Kuan-Lun Cheng, Chih-Hao Wang
  • Patent number: 11949056
    Abstract: The light emitting diode packaging structure includes a flexible substrate, a first adhesive layer, micro light emitting elements, a conductive pad, a redistribution layer, and an electrode pad. The first adhesive layer is disposed on the flexible substrate. The micro light emitting elements are disposed on the first adhesive layer and have a first surface facing to the first adhesive layer and an opposing second surface. The micro light emitting elements include a red micro light emitting element, a blue micro light emitting element, and a green micro light emitting element. The conductive pad is disposed on the second surface of the micro light emitting element. The redistribution layer covers the micro light emitting elements and the conductive pad. The electrode pad is disposed on the redistribution layer and is electrically connected to the circuit layer. A thickness of the flexible substrate is less than 100 um.
    Type: Grant
    Filed: April 20, 2023
    Date of Patent: April 2, 2024
    Assignee: Lextar Electronics Corporation
    Inventors: Chih-Hao Lin, Jo-Hsiang Chen, Shih-Lun Lai, Min-Che Tsai, Jian-Chin Liang
  • Patent number: 11948972
    Abstract: The present disclosure is directed to methods for the formation of high-voltage nano-sheet transistors and low-voltage gate-all-around transistors on a common substrate. The method includes forming a fin structure with first and second nano-sheet layers on the substrate. The method also includes forming a gate structure having a first dielectric and a first gate electrode on the fin structure and removing portions of the fin structure not covered by the gate structure. The method further includes partially etching exposed surfaces of the first nano-sheet layers to form recessed portions of the first nano-sheet layers in the fin structure and forming a spacer structure on the recessed portions. In addition, the method includes replacing the first gate electrode with a second dielectric and a second gate electrode, and forming an epitaxial structure abutting the fin structure.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: April 2, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yu-Xuan Huang, Chia-En Huang, Ching-Wei Tsai, Kuan-Lun Cheng, Yih Wang
  • Patent number: 11944412
    Abstract: A blood pressure detection device manufactured by a semiconductor process includes a substrate, a microelectromechanical element, a gas-pressure-sensing element, a driving-chip element, an encapsulation layer and a valve layer. The substrate includes inlet apertures. The microelectromechanical element and the gas-pressure-sensing element are stacked and integrally formed on the substrate. The encapsulation layer is encapsulated and positioned on the substrate. A flowing-channel space is formed above the microelectromechanical element and the gas-pressure-sensing element. The encapsulation layer includes an outlet aperture in communication with an airbag. The driving-chip element controls the microelectromechanical element, the gas-pressure-sensing element and valve units to transport gas.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: April 2, 2024
    Assignee: MICROJET TECHNOLOGY CO., LTD.
    Inventors: Hao-Jan Mou, Ying-Lun Chang, Ching-Sung Lin, Chi-Feng Huang, Yung-Lung Han, Chang-Yen Tsai, Wei-Ming Lee, Chun-Yi Kuo, Tsung-I Lin
  • Publication number: 20240106170
    Abstract: An electrical connector includes a metal body, signal terminals, and insulating blocks. The metal body has a mating cavity and accommodating slots. Each accommodating slot has a first metal wall and a second metal wall vertically opposite to each other and two third metal walls opposite to each other in a left-right direction. The second metal wall is provided with an opening. The accommodating slots are in communication with the mating cavity through the opening. Each signal terminal has a main body portion and an elastic arm. The main body portion is wrapped by an insulating member. The elastic arm is accommodated in a corresponding accommodating slot. The elastic arm includes a contact portion. The opening is reserved for the contact portion such that the contact portion enters the mating cavity. The insulating blocks pass forward beyond the rear wall. The insulating blocks are accommodated in the accommodating slots.
    Type: Application
    Filed: September 13, 2023
    Publication date: March 28, 2024
    Inventor: Yu Lun Tsai
  • Publication number: 20240105814
    Abstract: A first layer is formed over a substrate; a second layer is formed over the first layer; and a third layer is formed over the second layer. The first and third layers each have a first semiconductor element; the second layer has a second semiconductor element different from the first semiconductor element. The second layer has the second semiconductor element at a first concentration in a first region and at a second concentration in a second region of the second layer. A source/drain trench is formed in a region of the stack to expose side surfaces of the layers. A first portion of the second layer is removed from the exposed side surface to form a gap between the first and the third layers. A spacer is formed in the gap. A source/drain feature is formed in the source/drain trench and on a sidewall of the spacer.
    Type: Application
    Filed: November 30, 2023
    Publication date: March 28, 2024
    Inventors: Che-Lun Chang, Jiun-Ming Kuo, Ji-Yin Tsai, Yuan-Ching Peng
  • Publication number: 20240105850
    Abstract: Semiconductor device and the manufacturing method thereof are disclosed herein. An exemplary semiconductor device comprises a semiconductor fin disposed over a substrate, wherein the semiconductor fin includes a channel region and a source/drain region; a gate structure disposed over the channel region of the semiconductor fin, wherein the gate structure includes a gate spacer and a gate stack; a source/drain structure disposed over the source/drain region of the semiconductor fin; and a fin top hard mask vertically interposed between the gate spacer and the semiconductor fin, wherein the fin top hard mask includes a dielectric layer, and wherein a sidewall of the fin top hard mask directly contacts the gate stack, and another sidewall of the fin top hard mask directly contacts the source/drain structure.
    Type: Application
    Filed: November 28, 2023
    Publication date: March 28, 2024
    Inventors: Che-Yu Yang, Kai-Chieh Yang, Ching-Wei Tsai, Kuan-Lun Cheng
  • Patent number: 11937932
    Abstract: An acute kidney injury predicting system and a method thereof are proposed. A processor reads the data to be tested, the detection data, the machine learning algorithm and the risk probability comparison table from a main memory. The processor trains the detection data according to the machine learning algorithm to generate an acute kidney injury prediction model, and inputs the data to be tested into the acute kidney injury prediction model to generate an acute kidney injury characteristic risk probability and a data sequence table. The data sequence table lists the data to be tested in sequence according to a proportion of each of the data to be tested in the acute kidney injury characteristics. The processor selects one of the medical treatment data from the risk probability comparison table according to the acute kidney injury characteristic risk probability.
    Type: Grant
    Filed: July 8, 2022
    Date of Patent: March 26, 2024
    Assignees: TAICHUNG VETERANS GENERAL HOSPITAL, TUNGHAI UNIVERSITY
    Inventors: Chieh-Liang Wu, Chun-Te Huang, Cheng-Hsu Chen, Tsai-Jung Wang, Kai-Chih Pai, Chun-Ming Lai, Min-Shian Wang, Ruey-Kai Sheu, Lun-Chi Chen, Yan-Nan Lin, Chien-Lun Liao, Ta-Chun Hung, Chien-Chung Huang, Chia-Tien Hsu, Shang-Feng Tsai
  • Patent number: 11922844
    Abstract: An integrated driving device is provided. The integrated driving device includes a touch sensing circuit and an optical sensing circuit. The touch sensing circuit is configured to perform touch sensing in a plurality of touch sensing periods during a first frame period. The optical sensing circuit is configured to perform optical sensing during at least one optical sensing period during the first frame period to obtain optical sensing signals for generating first ambient light information. The touch sensing periods and the optical sensing period are non-overlapping. Correspondingly, an operation method of an integrated driving device is also provided.
    Type: Grant
    Filed: April 27, 2021
    Date of Patent: March 5, 2024
    Assignee: Novatek Microelectronics Corp.
    Inventors: Wei-Lun Shih, Wu-Wei Lin, Jiun-Jie Tsai, Huang-Chin Tang, Ching-Chun Lin
  • Patent number: 11923457
    Abstract: Semiconductor device and the manufacturing method thereof are disclosed herein. An exemplary semiconductor device comprises a semiconductor fin disposed over a substrate, wherein the semiconductor fin includes a channel region and a source/drain region; a gate structure disposed over the channel region of the semiconductor fin, wherein the gate structure includes a gate spacer and a gate stack; a source/drain structure disposed over the source/drain region of the semiconductor fin; and a fin top hard mask vertically interposed between the gate spacer and the semiconductor fin, wherein the fin top hard mask includes a dielectric layer, and wherein a sidewall of the fin top hard mask directly contacts the gate stack, and another sidewall of the fin top hard mask directly contacts the source/drain structure.
    Type: Grant
    Filed: June 27, 2022
    Date of Patent: March 5, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Che-Yu Yang, Kai-Chieh Yang, Ching-Wei Tsai, Kuan-Lun Cheng
  • Publication number: 20240071953
    Abstract: A memory device including a base semiconductor die, conductive terminals, memory dies, an insulating encapsulation and a buffer cap is provided. The conductive terminals are disposed on a first surface of the base semiconductor die. The memory dies are stacked over a second surface of the base semiconductor die, and the second surface of the base semiconductor die is opposite to the first surface of the base semiconductor die. The insulating encapsulation is disposed on the second surface of the base semiconductor die and laterally encapsulates the memory dies. The buffer cap covers the first surface of the base semiconductor die, sidewalls of the base semiconductor die and sidewalls of the insulating encapsulation. A package structure including the above- mentioned memory device is also provided.
    Type: Application
    Filed: November 6, 2023
    Publication date: February 29, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kai-Ming Chiang, Chao-wei Li, Wei-Lun Tsai, Chia-Min Lin, Yi-Da Tsai, Sheng-Feng Weng, Yu-Hao Chen, Sheng-Hsiang Chiu, Chih-Wei Lin, Ching-Hua Hsieh
  • Publication number: 20240071954
    Abstract: A memory device including a base semiconductor die, conductive terminals, memory dies, an insulating encapsulation and a buffer cap is provided. The conductive terminals are disposed on a first surface of the base semiconductor die. The memory dies are stacked over a second surface of the base semiconductor die, and the second surface of the base semiconductor die is opposite to the first surface of the base semiconductor die. The insulating encapsulation is disposed on the second surface of the base semiconductor die and laterally encapsulates the memory dies. The buffer cap covers the first surface of the base semiconductor die, sidewalls of the base semiconductor die and sidewalls of the insulating encapsulation. A package structure including the above-mentioned memory device is also provided.
    Type: Application
    Filed: November 9, 2023
    Publication date: February 29, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kai-Ming Chiang, Chao-wei Li, Wei-Lun Tsai, Chia-Min Lin, Yi-Da Tsai, Sheng-Feng Weng, Yu-Hao Chen, Sheng-Hsiang Chiu, Chih-Wei Lin, Ching-Hua Hsieh
  • Publication number: 20240066346
    Abstract: A rotation exercising ball structure includes two shells, two pivot seats, two holding members, a weight unit, a first housing, a second housing, and a PCB (printed circuit board). The two shells are combined together to construct a hollow ball. The weight unit includes a mandrel pivotally connected with the hollow ball, two magnets secured to the mandrel, at least one rotation member connected with the mandrel, and a weight connected with the at least one rotation member. The PCB is electrically connected with a Bluetooth transmission device which is electrically connected with a Hall sensor. When the mandrel is rotated, the Hall sensor detects rotation of the magnets and sends information of rotation of the magnets to the PCB, and the PCB processes and transmits the information to the Bluetooth transmission device.
    Type: Application
    Filed: August 30, 2022
    Publication date: February 29, 2024
    Inventor: Yu-Lun Tsai
  • Publication number: 20240069299
    Abstract: An optical element driving mechanism includes a movable assembly, a fixed assembly, and a driving assembly. The movable assembly is configured to be connected to an optical element. The movable assembly is movable relative to the fixed assembly. The driving assembly is configured to drive the movable assembly to move relative to the fixed assembly in a range of motion. The optical element driving mechanism further includes a positioning assembly configured to position the movable assembly at a predetermined position relative to the fixed assembly when the driving assembly is not operating.
    Type: Application
    Filed: November 9, 2023
    Publication date: February 29, 2024
    Inventors: Chao-Chang HU, Kuen-Wang TSAI, Liang-Ting HO, Chao-Hsi WANG, Chih-Wei WENG, He-Ling CHANG, Che-Wei CHANG, Sheng-Zong CHEN, Ko-Lun CHAO, Min-Hsiu TSAI, Shu-Shan CHEN, Jungsuck RYOO, Mao-Kuo HSU, Guan-Yu SU