Patents by Inventor Sheng-Hsiung Chen
Sheng-Hsiung Chen 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).
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Patent number: 11367695Abstract: An interposer includes one or more capacitors to store charge to provide signals to an integrated circuit electrically connected to the interposer. First connectors to each capacitor are interspersed with second connectors to the capacitors and are spaced apart from adjacent second connectors. The one or more capacitors and the resistances associated with the conductive paths between each capacitor and a connector or another capacitor can be modeled.Type: GrantFiled: June 12, 2019Date of Patent: June 21, 2022Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Fong-yuan Chang, Cheng-Hung Yeh, Hsiang-Ho Chang, Po-Hsiang Huang, Chin-Her Chien, Sheng-Hsiung Chen, Aftab Alam Khan, Keh-Jeng Chang, Chin-Chou Liu, Yi-Kan Cheng
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Patent number: 11281836Abstract: A semiconductor device includes active areas formed as predetermined shapes on a substrate. The device also includes a first structure having at least two contiguous rows including: at least one instance of the first row, and at least one instance of the second row. The device also includes the first structure being configured such that: each of the at least one instance of the first row in the first structure having a first width in the first direction; and each of the at least one instance of the second row in the first structure having a second width in the first direction, the second width being substantially different than the first width. The device also includes a second structure having an odd number of contiguous rows including: an even number of instances of the first row, and an odd number of instances of the second row.Type: GrantFiled: April 5, 2021Date of Patent: March 22, 2022Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Fong-Yuan Chang, Jyun-Hao Chang, Sheng-Hsiung Chen, Ho Che Yu, Lee-Chung Lu, Ni-Wan Fan, Po-Hsiang Huang, Chi-Yu Lu, Jeo-Yen Lee
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Patent number: 11275886Abstract: A multi-bit flip-flop includes a first flip-flop, a second flip-flop, a first inverter, and a second inverter. The first flip-flop has a first driving capability. The second flip-flop has a second driving capability different from the first driving capability. The first inverter is configured to receive a first clock signal on a first clock pin, and is configured to generate a second clock signal inverted from the first clock signal. The second inverter is coupled to the first inverter, is configured to receive the second clock signal, and is configured to generate a third clock signal inverted from the second clock signal. The first flip-flop and the second flip-flop are configured to share at least the first clock pin.Type: GrantFiled: April 20, 2021Date of Patent: March 15, 2022Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Sheng-Hsiung Chen, Wen-Hao Chen, Chun-Yao Ku, Shao-Huan Wang, Hung-Chih Ou
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Publication number: 20220067266Abstract: Standard cell libraries include one or more standard cells and one or more corresponding standard cell variations. The one or more standard cell variations are different from their one or more standard cells in terms of geometric shapes, locations of the geometric shapes, and/or interconnections between the geometric shapes. The exemplary systems and methods described herein selectively choose from among the one or more standard cells and/or the one or more standard cell variations to form an electronic architectural design for an electronic device. In some situations, some of the one or more standard cells are unable to satisfy one or more electronic design constraints imposed by a semiconductor foundry and/or semiconductor technology node when placed onto the electronic device design real estate. In these situations, the one or more standard cell variations corresponding to these standard cells are placed onto the electronic device design real estate.Type: ApplicationFiled: November 10, 2021Publication date: March 3, 2022Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Sheng-Hsiung CHEN, Jerry Chang-Jui KAO, Fong-Yuan CHANG, Po-Hsiang HUANG, Shao-Huan WANG, XinYong WANG, Yi-Kan CHENG, Chun-Chen CHEN
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Publication number: 20220058330Abstract: Placement methods described in this disclosure provide placement and routing rules where a system implementing the automatic placement and routing (APR) method arranges standard cell structures in a vertical direction that is perpendicular to the fins but parallel to the cell height. Layout methods described in this disclosure also improve device density and further reduce cell height by incorporating vertical power supply lines into standard cell structures. Pin connections can be used to electrically connect the power supply lines to standard cell structures, thus improving device density and performance. The APR process is also configured to rotate standard cells to optimize device layout.Type: ApplicationFiled: November 8, 2021Publication date: February 24, 2022Applicant: Taiwan Semiconductor Manufacturing Co., Lid.Inventors: Sheng-Hsiung CHEN, Chung-Te LIN, Fong-Yuan CHANG, Ho Che YU, Li-Chun TIEN
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Publication number: 20220035982Abstract: 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: ApplicationFiled: July 30, 2020Publication date: February 3, 2022Inventors: CHIN-SHEN LIN, WAN-YU LO, SHAO-HUAN WANG, KUO-NAN YANG, CHUNG-HSING WANG, SHENG-HSIUNG CHEN, HUANG-YU CHEN
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Patent number: 11182533Abstract: Standard cell libraries include one or more standard cells and one or more corresponding standard cell variations. The one or more standard cell variations are different from their one or more standard cells in terms of geometric shapes, locations of the geometric shapes, and/or interconnections between the geometric shapes. The exemplary systems and methods described herein selectively choose from among the one or more standard cells and/or the one or more standard cell variations to form an electronic architectural design for an electronic device. In some situations, some of the one or more standard cells are unable to satisfy one or more electronic design constraints imposed by a semiconductor foundry and/or semiconductor technology node when placed onto the electronic device design real estate. In these situations, the one or more standard cell variations corresponding to these standard cells are placed onto the electronic device design real estate.Type: GrantFiled: June 25, 2020Date of Patent: November 23, 2021Inventors: Sheng-Hsiung Chen, Jerry Chang-Jui Kao, Fong-Yuan Chang, Po-Hsiang Huang, Shao-Huan Wang, XinYong Wang, Yi-Kan Cheng, Chun-Chen Chen
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Patent number: 11170152Abstract: Placement methods described in this disclosure provide placement and routing rules where a system implementing the automatic placement and routing (APR) method arranges standard cell structures in a vertical direction that is perpendicular to the fins but parallel to the cell height. Layout methods described in this disclosure also improve device density and further reduce cell height by incorporating vertical power supply lines into standard cell structures. Pin connections can be used to electrically connect the power supply lines to standard cell structures, thus improving device density and performance. The APR process is also configured to rotate standard cells to optimize device layout.Type: GrantFiled: June 25, 2020Date of Patent: November 9, 2021Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Sheng-Hsiung Chen, Chung-Te Lin, Fong-Yuan Chang, Ho Che Yu, Li-Chun Tien
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Patent number: 11170149Abstract: A method for outputting a first number of subsets of a layer pattern comprising a plurality of cells arranged in a row includes selecting subsets of cells from the plurality of cells, constructing a graph representation for each subset of cells, identifying graph representations that are not colorable with a first number of labels, identifying subsets of cells that correspond to the identified graph representations, changing a distance between cells in each of the identified subset of cells, wherein the changed distances are greater than the first spacing, labeling the graph representations with the first number of labels, and outputting subsets of the layer pattern to a machine readable storage medium for manufacturing a set of masks that is used to form a single, patterned layer. Each subset of the layer pattern represents a separate mask pattern and includes features of the layer pattern corresponding to a label in the labeled graph representations.Type: GrantFiled: November 21, 2019Date of Patent: November 9, 2021Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Shao-Huan Wang, Sheng-Hsiung Chen, Fong-Yuan Chang, Po-Hsiang Huang
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Publication number: 20210342514Abstract: A method of operating an IC manufacturing system includes determining whether an n-type active region of a cell or a p-type active region of the cell is a first active region based on a timing critical path of the cell, positioning the first active region along a cell height direction in an IC layout diagram of a cell, the first active region having a first total number of fins extending in a direction perpendicular to the cell height direction. The method also includes positioning a second active region in the cell along the cell height direction, the second active region being the n-type or p-type opposite the n-type or p-type of the first active region and having a second total number of fins less than the first total number of fins and extending in the direction, and storing the IC layout diagram of the cell in a cell library.Type: ApplicationFiled: July 15, 2021Publication date: November 4, 2021Inventors: Po-Hsiang HUANG, Fong-Yuan CHANG, Clement Hsingjen WANN, Chih-Hsin KO, Sheng-Hsiung CHEN, Li-Chun TIEN, Chia-Ming HSU
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Publication number: 20210326510Abstract: A method (of generating a layout diagram) includes identifying, in the layout diagram, a group of three or more cells arranged so as to exhibit two or more edge-pairs (EPs) that are edge-wise abutted relative to a first direction. The method further includes, for each of at least one but fewer than all of the three or more cells, selectively moving a given one of cells corresponding to one of the members of the corresponding EP resulting in at least a minimum gap in the first direction between the members of the corresponding EP.Type: ApplicationFiled: July 1, 2021Publication date: October 21, 2021Inventors: Meng-Kai HSU, Sheng-Hsiung CHEN, Wai-Kei MAK, Ting-Chi WANG, Yu-Hsiang CHENG, Ding-Wei HUANG
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Patent number: 11138362Abstract: A method of updating a boundary space configuration of an IC layout cell includes identifying a pin in the IC layout cell as a boundary pin, determining that a boundary spacing of the boundary pin is capable of being increased, and based on the determination that the boundary spacing of the boundary pin is capable of being increased, modifying the IC layout cell by increasing the boundary spacing of the boundary pin. At least one of the identifying, determining, or modifying is executed by a processor of a computer.Type: GrantFiled: September 11, 2020Date of Patent: October 5, 2021Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Po-Hsiang Huang, Sheng-Hsiung Chen, Fong-Yuan Chang
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Patent number: 11138360Abstract: A method of generating a layout diagram including a first level of metallization (M_1st level) including: identifying, in the layout diagram, a filler cell and a first functional cell substantially abutting the filler cell; the first functional cell including first and second side boundaries, first wiring patterns in the M_1st level, and representing corresponding first conductors in the first functional cell region; and first and second groups of cut patterns overlying corresponding portions of the first wiring patterns and being substantially aligned with the corresponding first and second side boundaries; adjusting one or more locations of corresponding one or more selected cut patterns of the second group thereby correspondingly elongating one or more selected ones of the first wiring patterns so as to be corresponding first elongated wiring patterns which extend across the second boundary of the first functional cell into the filler cell.Type: GrantFiled: October 24, 2019Date of Patent: October 5, 2021Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Po-Hsiang Huang, Chin-Chou Liu, Sheng-Hsiung Chen, Fong-Yuan Chang, Hui-Zhong Zhuang, Meng-Hsueh Wang, Yi-Kan Cheng, Chun-Chen Chen
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Patent number: 11132488Abstract: A method of modifying a cell includes determining a number of pins in a maximum overlapped pin group region. The method further includes determining a number of routing tracks within a span region of the maximum overlapped pin group region. The method further includes comparing the number of pins and the number of routing tracks within the span region to determine a global tolerance of the cell. The method further includes increasing a length of at least one pin of the maximum overlapped pin group in response to the global tolerance failing to satisfy a predetermined threshold.Type: GrantFiled: January 29, 2020Date of Patent: September 28, 2021Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Sheng-Hsiung Chen, Jyun-Hao Chang, Ting-Wei Chiang, Fong-Yuan Chang, I-Lun Tseng, Po-Hsiang Huang
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Publication number: 20210294957Abstract: A method of manufacturing a semiconductor device includes forming a transistor layer with an M*1st layer that overlays the transistor layer with one or more first conductors that extend in a first direction. Forming an M*2nd layer that overlays the M*1st layer with one or more second conductors which extend in a second direction. Forming a first pin in the M*2nd layer representing an output pin of a cell region. Forming a long axis of the first pin substantially along a selected one of the one or more second conductors. Forming a majority of the total number of pins in the M*1st layer, the forming including: forming second, third, fourth and fifth pins in the M*1st layer representing corresponding input pins of the circuit; and forming long axes of the second to fifth pins substantially along corresponding ones of the one or more first conductors.Type: ApplicationFiled: June 4, 2021Publication date: September 23, 2021Inventors: Pin-Dai SUE, Po-Hsiang HUANG, Fong-Yuan CHANG, Chi-Yu LU, Sheng-Hsiung CHEN, Chin-Chou LIU, Lee-Chung LU, Yen-Hung LIN, Li-Chun TIEN, Yi-Kan CHENG
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Publication number: 20210294958Abstract: A logic circuit including first and second inverters, first and second NAND circuits, a transmission gate, and a transmission-gate-substitute (TGS) circuit, and wherein: for each of the first and second NAND circuits, a first input is configured to receive corresponding first and second data signals, and a second input is configured to receive an enable signal; the first inverter is configured to receive an output of the first NAND circuit; the transmission gate and the TGS circuit are arranged as a combination circuit which is configured to receive an output of the second NAND circuit as a data input, and outputs of the first inverter and the second NAND circuit as control inputs; the second inverter is configured to receive an output of the combination circuit; and an output of the second inverter represents one of an enable XOR (EXOR) function or an enable XNR (EXNR) function.Type: ApplicationFiled: June 7, 2021Publication date: September 23, 2021Inventors: Chi-Lin LIU, Jerry Chang-Jui KAO, Wei-Hsiang MA, Lee-Chung LU, Fong-Yuan CHANG, Sheng-Hsiung CHEN, Shang-Chih HSIEH
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Publication number: 20210265336Abstract: The present disclosure describes an example method for routing a standard cell with multiple pins. The method can include modifying a dimension of a pin of the standard cell, where the pin is spaced at an increased distance from a boundary of the standard cell than an original position of the pin. The method also includes routing an interconnect from the pin to a via placed on a pin track located between the pin and the boundary and inserting a keep out area between the interconnect and a pin from an adjacent standard cell. The method further includes verifying that the keep out area separates the interconnect from the pin from the adjacent standard cell by at least a predetermined distance.Type: ApplicationFiled: May 10, 2021Publication date: August 26, 2021Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.Inventors: Fong-yuan CHANG, Lee-Chung LU, Po-Hsiang HUANG, Chun-Chen CHEN, Chung-Te LIN, Ting-Wei CHIANG, Sheng-Hsiung CHEN, Jung-Chan YANG
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Publication number: 20210256193Abstract: A multi-bit flip-flop includes a first flip-flop, a second flip-flop, a first inverter, and a second inverter. The first flip-flop has a first driving capability. The second flip-flop has a second driving capability different from the first driving capability. The first inverter is configured to receive a first clock signal on a first clock pin, and is configured to generate a second clock signal inverted from the first clock signal. The second inverter is coupled to the first inverter, is configured to receive the second clock signal, and is configured to generate a third clock signal inverted from the second clock signal. The first flip-flop and the second flip-flop are configured to share at least the first clock pin.Type: ApplicationFiled: April 20, 2021Publication date: August 19, 2021Inventors: Sheng-Hsiung CHEN, Wen-Hao CHEN, Chun-Yao KU, Shao-Huan WANG, Hung-Chih OU
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Patent number: 11080453Abstract: A method of operating an IC manufacturing system includes determining whether an n-type active region of a cell or a p-type active region of the cell is a first active region based on a timing critical path of the cell, positioning the first active region along a cell height direction in an IC layout diagram of a cell, the first active region having a first total number of fins extending in a direction perpendicular to the cell height direction. The method also includes positioning a second active region in the cell along the cell height direction, the second active region being the n-type or p-type opposite the n-type or p-type of the first active region and having a second total number of fins less than the first total number of fins and extending in the direction, and storing the IC layout diagram of the cell in a cell library.Type: GrantFiled: October 11, 2019Date of Patent: August 3, 2021Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Po-Hsiang Huang, Sheng-Hsiung Chen, Chih-Hsin Ko, Fong-Yuan Chang, Clement Hsingjen Wann, Li-Chun Tien, Chia-Ming Hsu
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Publication number: 20210224456Abstract: 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: ApplicationFiled: January 17, 2020Publication date: July 22, 2021Inventors: Sheng-Hsiung Chen, Chun-Chen Chen, Shao-huan Wang, Kuo-Nan Yang, Chung-Hsing Wang, Anderson Liao, Meng-Xiang Lee