Patents by Inventor Jin Cai

Jin Cai 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: 11965833
    Abstract: A detection device includes a frame, a transport mechanism, detection mechanisms, and a grasping mechanism. The transport mechanism includes a feeding line, a first flow line, and a second flow line arranged in parallel on the frame. The detection mechanisms are arranged on the frame and located on two sides of the transport mechanism. The grasping mechanism is arranged on the frame and used to transport workpieces on the feeding line to the detection mechanisms, transport qualified workpieces to the first flow line, and transport unqualified workpieces to the second flow line.
    Type: Grant
    Filed: November 26, 2020
    Date of Patent: April 23, 2024
    Assignees: HONGFUJIN PRECISION ELECTRONICS (ZHENGZHOU) CO., LTD., HON HAI PRECISION INDUSTRY CO., LTD.
    Inventors: Jing-Zhi Hou, Lin-Hui Cheng, Yan-Chao Ma, Jin-Cai Zhou, Zi-Long Ma, Neng-Neng Zhang, Yi Chen, Chen-Xi Tang, Meng Lu, Peng Zhou, Ling-Hui Zhang, Lu-Hui Fan, Shi-Gang Xu, Cheng-Yi Chao, Liang-Yi Lu
  • Publication number: 20240120273
    Abstract: A device includes: a first stack of first semiconductor nanostructures; a second stack of second semiconductor nanostructures on the first stack of semiconductor nanostructures; a third stack of first semiconductor nanostructures adjacent the first stack; a first gate structure wrapping around the first stack and the second stack; a second gate structure wrapping around the third stack; a gate isolation structure between the first gate structure and the second gate structure; a dielectric layer on the second gate structure and laterally abutting the gate isolation structure; and a via. The via includes: a first portion that extends in a first direction, the first portion being on the first gate structure, the gate isolation structure and the dielectric layer; and a second portion that extends in a second direction transverse the first direction.
    Type: Application
    Filed: February 21, 2023
    Publication date: April 11, 2024
    Inventors: Yi-Bo LIAO, Jin CAI
  • Patent number: 11955527
    Abstract: A method includes forming a first sacrificial layer over a substrate, and forming a sandwich structure over the first sacrificial layer. The sandwich structure includes a first isolation layer, a two-dimensional material over the first isolation layer, and a second isolation layer over the two-dimensional material. The method further includes forming a second sacrificial layer over the sandwich structure, forming a first source/drain region and a second source/drain region on opposing ends of, and contacting sidewalls of, the two-dimensional material, removing the first sacrificial layer and the second sacrificial layer to generate spaces, and forming a gate stack filling the spaces.
    Type: Grant
    Filed: June 18, 2021
    Date of Patent: April 9, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chao-Ching Cheng, Yi-Tse Hung, Hung-Li Chiang, Tzu-Chiang Chen, Lain-Jong Li, Jin Cai
  • Patent number: 11940511
    Abstract: A superconducting magnet may include magnet coils including at least one group of outer coils and at least one group of inner coils, a container including an accommodating space, at least one first chamber that is disposed within the accommodating space and houses the at least one group of the inner coils, and at least one second chamber that is disposed within the accommodating space and houses the at least one group of the outer coils. The at least one first chamber and the at least one second chamber may be configured to be filled with a cooling medium and are in fluid communication with each other. The cooling medium may be configured to cool the magnet coils to a superconducting state.
    Type: Grant
    Filed: September 12, 2022
    Date of Patent: March 26, 2024
    Assignee: SHANGHAI UNITED IMAGING HEALTHCARE CO., LTD.
    Inventors: Jianfeng Liu, Yanqing Cai, Lijun Zou, Jin Qian, Jian Gu
  • Patent number: 11943373
    Abstract: An identity certificate may be issued to a blockchain node. The issuance may include issuing a first identity certificate to a first terminal and receiving a second identity certificate issuance request that is from the first terminal. A second identity certificate may be issued to the first terminal, and a third identity certificate issuance request is received from the second terminal. A third identity certificate is issued to the second terminal, so that the second terminal forwards the third identity certificate to the third terminal.
    Type: Grant
    Filed: June 2, 2021
    Date of Patent: March 26, 2024
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Mao Cai Li, Zong You Wang, Kai Ban Zhou, Chang Qing Yang, Hu Lan, Li Kong, Jin Song Zhang, Yi Fang Shi, Geng Liang Zhu, Qu Cheng Liu, Qiu Ping Chen
  • Publication number: 20240091582
    Abstract: The present disclosure relates to a smart exercise apparatus. The apparatus includes two pull cables each having a free end, and damping mechanisms configured to supply damping forces to the pull cables; and further includes a mount, arms, and a display raisably and lowerably connected to the mount. The arms are detachably connected to the mount, and the height of the arms is adjustable. The free ends of the two pull cables are respectively led out from two ends of the arms.
    Type: Application
    Filed: October 11, 2022
    Publication date: March 21, 2024
    Applicant: CHENGDU FIT-FUTURE TECHNOLOGY CO., LTD.
    Inventors: Jin LIANG, Chen WANG, Jiucheng CAI, Yuhua LU
  • Publication number: 20240091586
    Abstract: A rowing machine includes a rowing machine body, and further includes a fixing member, a deck fixedly connected to a lower portion of the rowing machine body, a receiving chamber opened in the fixing member, one end of the deck being rotatably connected to a lower end of the receiving chamber, and a size of the deck being identical to a size of the receiving chamber.
    Type: Application
    Filed: October 11, 2022
    Publication date: March 21, 2024
    Applicant: CHENGDU FIT-FUTURE TECHNOLOGY CO., LTD.
    Inventors: Jin LIANG, Chen WANG, Jiucheng CAI, Yuhua LU
  • Publication number: 20240091584
    Abstract: Disclosed is an exercise bench. In the exercise bench, a resistance assembly arranged inside a machine body supplies resistance forces to two pull cables, and the two pull cables are respectively led out from shields on two sides of a deck and change their directions by two pull cable steering mechanisms.
    Type: Application
    Filed: October 11, 2022
    Publication date: March 21, 2024
    Applicant: CHENGDU FIT-FUTURE TECHNOLOGY CO., LTD.
    Inventors: Jin LIANG, Chen WANG, Jiucheng CAI, Yuhua LU
  • Publication number: 20240091595
    Abstract: Disclosed is a smart exercise apparatus equipped with electronic tags. The apparatus includes an exercise apparatus and an accessory. The exercise apparatus is provided with a reader, and the accessory is provided with an electronic tag, wherein the electronic tag is wirelessly connected to the reader. In the smart exercise apparatus, readers and electronic tags are respectively arranged on the exercise apparatus and the accessories thereof, such that the accessories are automatically identified in response to approaching the exercise apparatus.
    Type: Application
    Filed: October 11, 2022
    Publication date: March 21, 2024
    Applicant: CHENGDU FIT-FUTURE TECHNOLOGY CO., LTD.
    Inventors: Jin LIANG, Chen WANG, Jiucheng CAI, Yuhua LU
  • Patent number: 11930696
    Abstract: A method includes depositing a dielectric layer over a substrate, forming carbon nanotubes on the dielectric layer, forming a dummy gate stack on the carbon nanotubes, forming gate spacers on opposing sides of the dummy gate stack, and removing the dummy gate stack to form a trench between the gate spacers. The carbon nanotubes are exposed to the trench. The method further includes etching a portion of the dielectric layer underlying the carbon nanotubes, with the carbon nanotubes being suspended, forming a replacement gate dielectric surrounding the carbon nanotubes, and forming a gate electrode surrounding the replacement gate dielectric.
    Type: Grant
    Filed: May 5, 2021
    Date of Patent: March 12, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Jin Cai, Sheng-Kai Su
  • Publication number: 20240072046
    Abstract: A semiconductor structure includes two source/drain features spaced apart from each other, at least one channel feature disposed between the two source/drain features, a gate dielectric layer disposed on the at least one channel feature, a gate feature, and an electrically conductive capping feature. The gate feature is disposed on the gate dielectric layer and has a first surface, a second surface which is opposite to the first surface, and an interconnect surface which interconnects the first and second surfaces. The electrically conductive capping feature is in direct contact with one of the first and second surfaces of the gate feature, and extends beyond the interconnect surface of the gate feature. Methods for manufacturing the semiconductor structure are also disclosed.
    Type: Application
    Filed: August 31, 2022
    Publication date: February 29, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Cheng-Ting CHUNG, Li-Zhen YU, Jin CAI
  • Publication number: 20240072052
    Abstract: In an embodiment, a device includes: a dielectric wall; nanostructures abutting the dielectric wall; a lower source/drain region adjoining a lower subset of the nanostructures; an upper source/drain region adjoining an upper subset of the nanostructures, the upper source/drain region oppositely doped from the lower source/drain region; and a shared source/drain contact contacting the upper source/drain region and the lower source/drain region, the shared source/drain contact extending into the dielectric wall.
    Type: Application
    Filed: January 6, 2023
    Publication date: February 29, 2024
    Inventors: Cheng-Ting Chung, Yi-Bo Liao, Jin Cai
  • Publication number: 20240050946
    Abstract: The present disclosure provides a biosensor chip including: a top cover including a sample loading slot for injecting blood sample, a glue injection hole, and a vent hole; a plasma separation membrane overlapping the sample slot; a conjugate pad overlapping the plasma separation membrane; an optical fiber; and a bottom cover including a conjugate pad groove for setting the conjugate pad, an optical fiber channel for setting the optical fiber, a glue injection groove corresponding to the position of the glue injection hole in the top cover, and a waste liquid tank, wherein the conjugate pad groove and the optical fiber channel are connected, the glue injection groove overlaps with the optical fiber channel, the vent hole is located on the waste liquid tank, and the upper cover further includes a separation membrane groove where the plasma separation membrane is set, and a flow channel connecting the optical fiber channel and the waste liquid tank.
    Type: Application
    Filed: May 29, 2023
    Publication date: February 15, 2024
    Inventors: Lai-Kwan Chau, Chih-Hsien Wang, Yue-Jin Cai
  • Patent number: 11901004
    Abstract: A memory array, a memory structure and an operation method of a memory array are provided. The memory array includes memory cells, floating gate transistors, bit lines and word lines. The memory cells each comprise a capacitor and an electrically programmable non-volatile memory (NVM) serially connected to the capacitor, and further comprise a write transistor with a first source/drain terminal coupled to a common node of the capacitor and the electrically programmable NVM. The floating gate transistors respectively have a gate terminal electrically floated and coupled to the capacitors of a column of the memory cells. The bit lines respectively coupled to the electrically programmable NVMs of a row of the memory cells. The word lines respectively coupled to gate terminals of the write transistors in a row of the memory cells.
    Type: Grant
    Filed: April 8, 2022
    Date of Patent: February 13, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kerem Akarvardar, Win-San Khwa, Rawan Naous, Jin Cai, Meng-Fan Chang, Hon-Sum Philip Wong
  • Patent number: 11862243
    Abstract: A method includes: generating a first difference between a first resistance value of a first memory cell and a first predetermined resistance value; generating a first signal based on the first difference; applying the first signal to the first memory cell to adjust the first resistance value; and after the first signal is applied to the first memory cell, comparing the first resistance value and the first predetermined resistance value, to further adjust the first resistance value until the first resistance value reaches the first predetermined resistance value. A memory device is also disclosed herein.
    Type: Grant
    Filed: July 28, 2022
    Date of Patent: January 2, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Jau-Yi Wu, Win-San Khwa, Jin Cai, Yu-Sheng Chen
  • Patent number: 11855221
    Abstract: A ferroelectric semiconductor device and method are described herein. The method includes performing a diffusion anneal process to drive elements of a dopant film through an amorphous silicon layer and into a gate dielectric layer over a fin to form a doped gate dielectric layer with a gradient depth profile of dopant concentrations. The doped gate dielectric layer is crystallized during a post-cap anneal process to form a gradient depth profile of ferroelectric properties within the crystallized gate dielectric layer. A metal gate electrode is formed over the crystallized gate dielectric layer to obtain a ferroelectric transistor with multi-ferroelectric properties between the gate electrode and the channel. The ferroelectric transistor may be used in deep neural network (DNN) applications.
    Type: Grant
    Filed: July 27, 2022
    Date of Patent: December 26, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chia-Cheng Ho, Ming-Shiang Lin, Jin Cai
  • Publication number: 20230411467
    Abstract: A semiconductor device includes a channel region, first and second S/D contacts, first and second S/D epitaxial regions, a gate structure, and a gate contact. The channel region includes a first surface, a second surface opposite to the first surface, and a sidewall connected to the first surface and the second surface. The first S/D contact is disposed over the first surface of the channel region, the second S/D contact is disposed underneath the second surface of the channel region, the first S/D epitaxial region underlies the first S/D contact and overlies the first surface of the channel region, and the second S/D epitaxial region overlies the second S/D contact and underlies the second surface of the channel region. The gate structure surrounds the sidewall of the channel region, and the gate contact is disposed in proximity to the second S/D contact and lands on the gate structure.
    Type: Application
    Filed: June 16, 2022
    Publication date: December 21, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Cheng-Ting Chung, Yu-Xuan Huang, Hou-Yu Chen, Jin Cai
  • Publication number: 20230387235
    Abstract: A method includes forming a first sacrificial layer over a substrate, and forming a sandwich structure over the first sacrificial layer. The sandwich structure includes a first isolation layer, a two-dimensional material over the first isolation layer, and a second isolation layer over the two-dimensional material. The method further includes forming a second sacrificial layer over the sandwich structure, forming a first source/drain region and a second source/drain region on opposing ends of, and contacting sidewalls of, the two-dimensional material, removing the first sacrificial layer and the second sacrificial layer to generate spaces, and forming a gate stack filling the spaces.
    Type: Application
    Filed: August 6, 2023
    Publication date: November 30, 2023
    Inventors: Chao-Ching Cheng, Yi-Tse Hung, Hung-Li Chiang, Tzu-Chiang Chen, Lain-Jong Li, Jin Cai
  • Publication number: 20230387310
    Abstract: A ferroelectric semiconductor device and method are described herein. The method includes performing a diffusion anneal process to drive elements of a dopant film through an amorphous silicon layer and into a gate dielectric layer over a fin to form a doped gate dielectric layer with a gradient depth profile of dopant concentrations. The doped gate dielectric layer is crystallized during a post-cap anneal process to form a gradient depth profile of ferroelectric properties within the crystallized gate dielectric layer. A metal gate electrode is formed over the crystallized gate dielectric layer to obtain a ferroelectric transistor with multi-ferroelectric properties between the gate electrode and the channel.
    Type: Application
    Filed: August 10, 2023
    Publication date: November 30, 2023
    Inventors: Chia-Cheng Ho, Ming-Shiang Lin, Jin Cai
  • Publication number: 20230387261
    Abstract: A semiconductor device includes semiconductor nanosheets, a gate structure, and a dielectric spacer. The semiconductor nanosheets are vertically stacked over each other, disposed above a semiconductor substrate, and serve as channel regions. A bottommost semiconductor nanosheet most proximate from the semiconductor substrate is a thinnest nanosheet of the semiconductor nanosheets. The gate structure surrounds each of the semiconductor nanosheets in a first cross-section, and the dielectric spacer is interposed between the bottommost semiconductor nanosheet and the semiconductor substrate and adjoins the gate structure in the first cross-section.
    Type: Application
    Filed: May 27, 2022
    Publication date: November 30, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Wang-Chun Huang, Hou-Yu Chen, Jin Cai, Chih-Hao Wang