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).

  • Publication number: 20230385518
    Abstract: A method of forming an integrated circuit includes forming at least a first or a second set of devices in a substrate, forming an interconnect structure over the first or second set of devices, and depositing a set of conductive structures on the interconnect structure. The first and second set of devices are configured to operate on a first supply voltage. Forming the interconnect structure includes depositing a set of insulating layers over the first or second set of devices, etching the set of insulating layers thereby forming a set of trenches, depositing a conductive material within the set of trenches, thereby forming a set of metal layers, and forming a portion of a header circuit between a first and a second metal layer. The header circuit is configured to provide the first supply voltage to the first set of devices.
    Type: Application
    Filed: July 18, 2023
    Publication date: November 30, 2023
    Inventors: John LIN, Chin-Shen LIN, Kuo-Nan YANG, Chung-Hsing WANG
  • Publication number: 20230376667
    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: Application
    Filed: July 31, 2023
    Publication date: November 23, 2023
    Inventors: Hiranmay BISWAS, Chung-Hsing WANG, Chin-Shen LIN, Kuo-Nan YANG
  • Publication number: 20230367945
    Abstract: The present disclosure provides methods and a non-transitory computer readable media for resistance and capacitance (RC) extraction. The method comprises: receiving an electronic layout; selecting a two-dimensional (2D) conductive element from the electronic layout, wherein an aspect ratio of the 2D conductive element is lower than a predetermined threshold; partitioning the 2D conductive element into a plurality of polygons; determining a parasitic capacitance value for each polygon; determining multiple parasitic resistance values for each polygon; determining a total capacitance value of the 2D conductive element based on the parasitic capacitance value for each polygon; and determining a total resistance value of the 2D conductive element based on the multiple parasitic resistance values for each polygon.
    Type: Application
    Filed: May 12, 2022
    Publication date: November 16, 2023
    Inventors: CHIN-SHEN LIN, WAN-YU LO, KUO-NAN YANG, CHUNG-HSING WANG
  • Patent number: 11816413
    Abstract: Systems and methods for context aware circuit design are described herein. A method includes: identifying at least one cell to be designed into a circuit; identifying at least one context parameter having an impact to layout dependent effect of the circuit; generating, for each cell and for each context parameter, a plurality of abutment environments associated with the cell; estimating, for each cell and each context parameter, a sensitivity of at least one electrical property of the cell to the context parameter by generating a plurality of electrical property values of the cell under the plurality of abutment environments; and determining whether each context parameter is a key context parameter for a static analysis of the circuit, based on the sensitivity of the at least one electrical property of each cell and based on at least one predetermined threshold.
    Type: Grant
    Filed: July 8, 2021
    Date of Patent: November 14, 2023
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Li-Chung Hsu, Yen-Pin Chen, Sung-Yen Yeh, Jerry Chang-Jui Kao, Chung-Hsing Wang
  • Publication number: 20230361105
    Abstract: An integrated circuit (IC) device includes a substrate, at least one active region over the substrate and elongated along a first axis, at least one gate region extending across the at least one active region, and 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 other circuitry. The at least one IO pattern extends obliquely to the at least one active region or the at least one gate region.
    Type: Application
    Filed: July 19, 2023
    Publication date: November 9, 2023
    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: 11809803
    Abstract: Failure-in-time (FIT) evaluation methods for an IC are provided. Data representing a layout of the IC is accessed, and the layout includes a metal line and a plurality of vertical interconnect accesses (VIAs). The metal line is divided into a first sub-line with a first line width and a second sub-line with a second line width. A plurality of nodes are picked along the first and second sub-lines of the metal line. The metal line is divided into a plurality of metal segments based on the nodes. FIT value is determined for each of the metal segments to verify the layout and fabricate the IC. The first line width is greater than the second line width.
    Type: Grant
    Filed: June 15, 2022
    Date of Patent: November 7, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chin-Shen Lin, Ming-Hsien Lin, Kuo-Nan Yang, Chung-Hsing Wang
  • Publication number: 20230343703
    Abstract: A semiconductor device includes a substrate. The semiconductor device further includes a conductive mesh on a first side of the substrate. The semiconductor device further includes an active region on a second side of the substrate, wherein the first side of the substrate is opposite to the second side of the substrate. The semiconductor device further includes a through via electrically connected to the conductive mesh, wherein the through via extends through the substrate. The semiconductor device further includes a contact structure on the second side of the substrate, wherein the contact structure is electrically connected to the active region, the contact structure is in direct contact with the through via, and the contact structure overlaps a top surface of the through via in a top view.
    Type: Application
    Filed: April 22, 2022
    Publication date: October 26, 2023
    Inventors: Chih-Yu LAI, Chih-Liang CHEN, Chi-Yu LU, Chung-Hsing WANG
  • Patent number: 11783106
    Abstract: A method and system for manufacturing a circuit is disclosed.
    Type: Grant
    Filed: April 12, 2021
    Date of Patent: October 10, 2023
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Ravi Babu Pittu, Chung-Hsing Wang, Sung-Yen Yeh, Li Chung Hsu
  • Patent number: 11775725
    Abstract: A system includes a processor configured to determine a power parameter associated with a cell in an integrated circuit (IC) layout diagram. In response to the determined power parameter exceeding a design criterion, the processor is configured to perform a modification of the IC layout diagram, the modification including at least one of altering a placement of the cell in the IC layout diagram or modifying a power delivery path to the cell. The power parameter includes at least one of a power density of a tile containing the cell, a voltage drop of the tile containing the cell, or a voltage drop of the cell.
    Type: Grant
    Filed: November 16, 2021
    Date of Patent: October 3, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chin-Shen Lin, Hiranmay Biswas, Kuo-Nan Yang, Chung-Hsing Wang
  • Publication number: 20230306181
    Abstract: A method performed by a computer system includes: searching leakage current values of associated with cell abutment cases which are associated with terminal types of abutted cells of a semiconductor device; determining leakage probabilities according to the cell abutment cases; calculating expected boundary leakages between the abutted cells based on the leakage probabilities and the leakage current values; and generating a layout of the semiconductor device according to the expected boundary leakages. Two of the leakage probabilities correspond to two of the cell abutment cases, respectively, and the two of the leakage probabilities are different from each other when the two of the cell abutment cases are different from each other.
    Type: Application
    Filed: June 1, 2023
    Publication date: September 28, 2023
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Cheng-Hua LIU, Yun-Xiang LIN, Yuan-Te HOU, Chung-Hsing WANG
  • 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: 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
  • 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
  • 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