Patents by Inventor Chung-Hsing Wang

Chung-Hsing Wang 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: 11769766
    Abstract: An integrated circuit structure includes: an integrated circuit structure includes: a first plurality of cell rows extending in a first direction, and a second plurality of cell rows extending in the first direction. Each of the first plurality of cell rows has a first row height and comprises a plurality of first cells disposed therein. Each of the second plurality of cell rows has a second row height different from the first row height and comprises a plurality of second cells disposed therein. The plurality of first cells comprises a first plurality of active regions each of which continuously extends across the plurality of first cells in the first direction. The plurality of second cells comprises a second plurality of active regions each of which continuously extends across the plurality of second cells in the first direction. At least one active region of the first and second pluralities of active regions has a width varying along the first direction.
    Type: Grant
    Filed: January 26, 2022
    Date of Patent: September 26, 2023
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Kam-Tou Sio, Jiann-Tyng Tzeng, Chung-Hsing Wang, Yi-Kan Cheng
  • Patent number: 11748542
    Abstract: An integrated circuit layout is provided. The integrated circuit layout includes one or more first cell rows partially extending across a space arranged for an integrated circuit layout along a first direction. Each of the one or more first cell rows has a first height along a second direction perpendicular to the first direction. The integrated circuit layout includes one or more third cell rows partially extending across the space along the first direction. Each of the one or more third cell rows has a second height along the second direction, the second height different from the first height.
    Type: Grant
    Filed: January 17, 2020
    Date of Patent: September 5, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LIMITED
    Inventors: Sheng-Hsiung Chen, Chun-Chen Chen, Shao-huan Wang, Kuo-Nan Yang, Chung-Hsing Wang, Ren-Zheng Liao, Meng-Xiang Lee
  • Publication number: 20230274073
    Abstract: A method of manufacturing a semiconductor device includes forming a set of cells; forming a PG layer, including forming a first metallization layer including forming first conductor portions and second conductor portions, corresponding ones of the first conductor portions being arranged in first pairs; corresponding ones of the second conductor portions being arranged in second pairs; the cells being arranged to overlap at least one of the first and second conductor portions of the first metallization layer relative to the first direction; and forming a second metallization layer over the first metallization layer, the second metallization layer including forming third conductor portions and fourth conductor portions, the cells being arranged in a repeating relationship that each cell overlaps, an intersection of a corresponding one of the first or second pairs with at least a corresponding one of the third conductor portions or a corresponding one of the fourth conductor portions.
    Type: Application
    Filed: April 27, 2023
    Publication date: August 31, 2023
    Inventors: Hiranmay BISWAS, Chung-Hsing WANG, Kuo-Nan YANG
  • Publication number: 20230260906
    Abstract: Semiconductor devices are provided. A semiconductor device includes a semiconductor substrate, a power switch, a first power mesh and a second power mesh. The power switch is formed over the front surface of the semiconductor substrate. The first power mesh is formed over the power switch and is directly connected to the first terminal of the power switch. The second power mesh is formed over the back surface of the semiconductor substrate and is directly connected to the second terminal of the power switch.
    Type: Application
    Filed: January 27, 2022
    Publication date: August 17, 2023
    Inventors: Wan-Yu LO, Chin-Shen LIN, Chi-Yu LU, Kuo-Nan YANG, Chih-Liang CHEN, Chung-Hsing WANG
  • Publication number: 20230260984
    Abstract: A semiconductor structure and a method for manufacturing the semiconductor structure are provided. The semiconductor structure comprises a first semiconductor device, a second semiconductor device, and a first semiconductor component. The first semiconductor device and the second semiconductor device defining a channel region. The first semiconductor component is disposed in the channel region and configured to control states of a plurality of components in the channel region. The first semiconductor device and the first semiconductor component are located adjacent to a boundary, and the first semiconductor component is electrically isolated from the first semiconductor device.
    Type: Application
    Filed: February 15, 2022
    Publication date: August 17, 2023
    Inventors: HAO-TIEN KAN, YAN-SHEN YOU, CHIN-SHEN LIN, KUO-NAN YANG, CHUNG-HSING WANG
  • Patent number: 11727183
    Abstract: A method (of fabricating a power grid (PG) arrangement in a semiconductor) includes: forming a first layer including conductive lines (C_1st lines) which include interspersed alpha C_1st lines and beta C_1st lines designated correspondingly for first and second reference voltages; and forming a second layer over the first layer, the second layer including segments (C_2nd segments) which include interspersed alpha C_2nd segments and beta C_2nd segments designated correspondingly for the first and second reference voltages; and, relative to the first direction, each beta C_2nd segment being substantially asymmetrically between corresponding adjacent ones of the alpha C_2nd segments.
    Type: Grant
    Filed: May 31, 2022
    Date of Patent: August 15, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Hiranmay Biswas, Chung-Hsing Wang, Chin-Shen Lin, Kuo-Nan Yang
  • Publication number: 20230252219
    Abstract: A method of forming a semiconductor device including: providing a first circuit cell including a first pin cell; forming a connecting path originated from the first pin cell of the first circuit cell; performing an Electromigration (EM) checking process with a first parasitic capacitance of the first pin cell and a second parasitic capacitance of the connecting path by loading a loading capacitance file to determine whether the loading capacitance of the first pin cell is larger than a first predetermined capacitance; and substituting a second pin cell for the first pin cell when the loading capacitance of the first pin cell is larger than the first predetermined capacitance, wherein the second pin cell is different from the first pin cell.
    Type: Application
    Filed: April 19, 2023
    Publication date: August 10, 2023
    Inventors: KUO-NAN YANG, WAN-YU LO, CHUNG-HSING WANG, HIRANMAY BISWAS
  • Patent number: 11720738
    Abstract: A system includes a library, a processor and an output interface. The library contains at least one leakage lookup table related to leakage current values for different cell abutment cases of abutted cells in a semiconductor device. The cell abutment cases are associated with terminal types of cell edges of the abutted cells. The processor is configured to perform an analysis to detect boundaries between the abutted cells, identify attributes associated with the terminal types of the cell edges, identify the cell abutment cases based on the attributes, and calculate maximal boundary leakages between the abutted cells based on leakage current values associated with the cell abutment cases and leakage probabilities associated with the cell abutment cases. The output interface is for outputting boundary leakages corresponding to the maximal boundary leakages in the semiconductor device. A method is also disclosed herein.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: August 8, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Cheng-Hua Liu, Yun-Xiang Lin, Yuan-Te Hou, Chung-Hsing Wang
  • Patent number: 11715733
    Abstract: An integrated circuit (IC) device includes a substrate, and a cell over the substrate. The cell includes at least one active region and at least one gate region extending across the at least one active region. The cell further includes at least one input/output (IO) pattern configured to electrically couple one or more of the at least one active region and the at least one gate region to external circuitry outside the cell. The at least one IO pattern extends obliquely to both the at least one active region and the at least one gate region.
    Type: Grant
    Filed: May 6, 2021
    Date of Patent: August 1, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Wei-Ren Chen, Cheng-Yu Lin, Hui-Zhong Zhuang, Yung-Chen Chien, Jerry Chang Jui Kao, Huang-Yu Chen, Chung-Hsing Wang
  • Patent number: 11714949
    Abstract: A method includes: identifying attributes that are associated with cell edges of abutted cells in a layout of a semiconductor device, wherein the attributes include at least one of terminal types of the cell edges; determining at least one minimal boundary leakage of the abutted cells based on the attributes, for adjustment of the layout of the semiconductor device. A system is also disclosed herein.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: August 1, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Cheng-Hua Liu, Yun-Xiang Lin, Yuan-Te Hou, Chung-Hsing Wang
  • Patent number: 11704469
    Abstract: An integrated circuit includes a first set of devices, a set of metal layers and a header circuit. The first set of devices are configured to operate on a first supply voltage, and are located on a first layer of the integrated circuit. The set of metal layers are above the first layer, and includes a first metal layer and a second metal layer. The first metal layer extends in at least a first direction and a second direction. The header circuit is above the first set of devices. At least a portion of the header circuit is positioned between the first metal layer and the second metal layer. The header circuit is configured to provide the first supply voltage to the first set of devices, and is configured to be coupled to a first voltage supply having the first supply voltage.
    Type: Grant
    Filed: May 20, 2021
    Date of Patent: July 18, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: John Lin, Chin-Shen Lin, Kuo-Nan Yang, Chung-Hsing Wang
  • Publication number: 20230205966
    Abstract: An IC structure includes first, second, third, and fourth transistors on a substrate, a first net and a second net. The first net includes a plurality of first metal lines routed on a first metallization layer, and a plurality of first metal vias electrically connecting the plurality of first metal lines to the first and second transistors. The second net includes a plurality of second metal lines routed on a second metallization layer, and a plurality of second metal vias electrically connecting the plurality of second metal lines to the third and fourth transistors. A count of the first metal vias of the first net is less than a count of the second metal vias of the second net, and a line height of the first metal line of the first net is greater than a line height of the second metal line of the second net.
    Type: Application
    Filed: February 23, 2023
    Publication date: June 29, 2023
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Kuang-Hung CHANG, Yuan-Te HOU, Chung-Hsing WANG, Yung-Chin HOU
  • Patent number: 11669671
    Abstract: A semiconductor structure includes a power grid layer (including a first metallization layer) and a set of cells. The first metallization layer includes: conductive first and second portions which provide correspondingly a power-supply voltage and a reference voltage, and which have corresponding long axes oriented substantially parallel to a first direction; and conductive third and fourth portions which provide correspondingly the power-supply voltage and the reference voltage, and which have corresponding long axes oriented substantially parallel to a second direction substantially perpendicular to the first direction. The set of cells is located below the PG layer. Each cell is monostate cell which lacks an input signal and has a single output state. The cells are arranged to overlap at least one of the first and second portions in a repeating relationship with respect to at least one of the first or second portions of the first metallization layer.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: June 6, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Hiranmay Biswas, Chung-Hsing Wang, Kuo-Nan Yang
  • Patent number: 11669669
    Abstract: A method for manufacturing a semiconductor device is provided. The method comprises determining a dimensional quantity of a layout pattern having an angle relative to grid lines of a minimum grid. The minimum grid may be defined by a first quantity associated with a first direction and a second quantity associated with a second direction perpendicular to the first direction. The determination of the dimensional quantity of the layout pattern is based on the first quantity, the second quantity and the angle of the layout pattern relative to the grid lines of the minimum grid.
    Type: Grant
    Filed: July 30, 2020
    Date of Patent: June 6, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Chin-Shen Lin, Wan-Yu Lo, Shao-Huan Wang, Kuo-Nan Yang, Chung-Hsing Wang, Sheng-Hsiung Chen, Huang-Yu Chen
  • Publication number: 20230153507
    Abstract: A partitioning method for partitioning a group of power-ground (PG) cells is disclosed. The method includes: placing at least one out-boundary PG cell on a substrate, wherein power strips of the at least one out-boundary PG cell are aligned with corresponding power rails on the substrate; and placing at least one in-boundary PG cell on the substrate, wherein power strips of the at least one in-boundary PG cell are aligned with corresponding power rails on the substrate.
    Type: Application
    Filed: January 13, 2023
    Publication date: May 18, 2023
    Inventors: Yen-Hung Lin, Yuan-Te Hou, Chung-Hsing Wang
  • Publication number: 20230154849
    Abstract: Various layouts for conductive interconnects in the conductor layers in an integrated circuit are disclosed. Some or all of the conductive interconnects are included in a power delivery system. In general, the conductive interconnects in a first conductor layer are arranged according to an orthogonal layout and the conductive interconnects in a second conductor layer are arranged according to a non-orthogonal layout. Conductive stripes in a transition conductor layer positioned between the first and the second conductor layers electrically connect the conductive interconnects in the first conductor layer to the conductive interconnects in the second conductor layer.
    Type: Application
    Filed: January 18, 2023
    Publication date: May 18, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Wan-Yu LO, Chung-Hsing WANG, Chin-Shen LIN, Kuo-Nan YANG, Meng-Xiang LEE, Hao-Tien KAN, Jhih-Hong YE
  • Patent number: 11651136
    Abstract: A method of forming a semiconductor device includes: providing a first circuit having a plurality of circuit cells; analyzing a loading capacitance on a first pin cell connecting a first circuit cell and a second circuit cell in the plurality of circuit cells to determine if the loading capacitance of the first pin cell is larger than a first predetermined capacitance; replacing the first pin cell by a second pin cell for generating a second circuit when the loading capacitance is larger than the first predetermined capacitance, wherein the second pin cell is different from the first pin cell; and generating the semiconductor device according to the second circuit.
    Type: Grant
    Filed: January 5, 2022
    Date of Patent: May 16, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Kuo-Nan Yang, Wan-Yu Lo, Chung-Hsing Wang, Hiranmay Biswas
  • Publication number: 20230121153
    Abstract: An integrated circuit includes a cell layer including a first cell and a second cell, a first metal layer over the cell layer and having a first conductive feature, a second metal layer over the first metal layer and having a second conductive feature, and a first via between the first metal layer and the second metal layer and connecting the first conductive feature to the second conductive feature. The first conductive feature spans over a boundary between the first and second cells, and has a lengthwise direction along a first direction. The second conductive feature spans over the boundary between the first and second cells, and has a lengthwise direction along a second direction that is perpendicular to the first direction.
    Type: Application
    Filed: December 21, 2022
    Publication date: April 20, 2023
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Fong-Yuan CHANG, Kuo-Nan YANG, Chung-Hsing WANG, Lee-Chung LU, Sheng-Fong CHEN, Po-Hsiang HUANG, Hiranmay BISWAS, Sheng-Hsiung CHEN, Aftab Alam KHAN
  • Publication number: 20230121445
    Abstract: The present disclosure provides a routing structure. The routing structure includes a substrate having a boundary and a first conductive trace configured to be coupled to a first conductive pad disposed within the boundary of the substrate. The first conductive trace is inclined with respect to the boundary of the substrate.
    Type: Application
    Filed: December 19, 2022
    Publication date: April 20, 2023
    Inventors: CHIN-SHEN LIN, WAN-YU LO, MENG-XIANG LEE, HAO-TIEN KAN, KUO-NAN YANG, CHUNG-HSING WANG
  • Patent number: 11600568
    Abstract: Various layouts for conductive interconnects in the conductor layers in an integrated circuit are disclosed. Some or all of the conductive interconnects are included in a power delivery system. In general, the conductive interconnects in a first conductor layer are arranged according to an orthogonal layout and the conductive interconnects in a second conductor layer are arranged according to a non-orthogonal layout. Conductive stripes in a transition conductor layer positioned between the first and the second conductor layers electrically connect the conductive interconnects in the first conductor layer to the conductive interconnects in the second conductor layer.
    Type: Grant
    Filed: June 18, 2021
    Date of Patent: March 7, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Wan-Yu Lo, Chung-Hsing Wang, Chin-Shen Lin, Kuo-Nan Yang, Meng-Xiang Lee, Hao-Tien Kan, Jhih-Hong Ye