Patents by Inventor Wei Cheng Lin
Wei Cheng Lin 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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Publication number: 20250046367Abstract: A memory circuit includes an array including a plurality of memory cells arranged across a plurality of columns and a plurality of voltage control circuits, each of the plurality of voltage control circuits operatively coupled to the memory cells of a corresponding one of the plurality of columns. Each of the plurality of voltage control circuits includes a first portion configured to provide a first voltage drop in coupling a supply voltage to the memory cells of the corresponding column and a second portion configured to provide a second voltage drop in coupling the supply voltage to the memory cells of the corresponding column. The first voltage drop is substantially smaller than the second voltage drop.Type: ApplicationFiled: February 20, 2024Publication date: February 6, 2025Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Kao-Cheng Lin, Yen-Huei Chen, Wei Min Chan, Hidehiro Fujiwara, Wei-Cheng Wu, Pei-Yuan Li, Chien-Chen Lin, Shang Lin Wu
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Publication number: 20250044708Abstract: In a method of forming a pattern, a photo resist layer is formed over an underlying layer, the photo resist layer is exposed to an actinic radiation carrying pattern information, the exposed photo resist layer is developed to form a developed resist pattern, a directional etching operation is applied to the developed resist pattern to form a trimmed resist pattern, and the underlying layer is patterned using the trimmed resist pattern as an etching mask.Type: ApplicationFiled: October 18, 2024Publication date: February 6, 2025Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Ru-Gun LIU, Huicheng CHANG, Chia-Cheng CHEN, Jyu-Horng SHIEH, Liang-Yin CHEN, Shu-Huei SUEN, Wei-Liang LIN, Ya Hui CHANG, Yi-Nien SU, Yung-Sung YEN, Chia-Fong CHANG, Ya-Wen YEH, Yu-Tien SHEN
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Publication number: 20250048658Abstract: In some embodiments, the present disclosure relates to an integrated device, including a substrate; an interconnect structure disposed over the substrate, the interconnect structure including an dielectric; a first bottom electrode structure disposed in the dielectric, the first bottom electrode structure having a first width as measured between outer sidewalls of the first bottom electrode structure and a first depth as measured from an upper surface of the dielectric; and a second bottom electrode structure disposed in the dielectric and spaced apart from the first bottom electrode structure, the second bottom electrode structure having a second width as measured between outer sidewalls of the second bottom electrode structure and a second depth as measured from the upper surface of the dielectric; where the first width is greater than the second width and the first depth is greater than the second depth.Type: ApplicationFiled: July 31, 2023Publication date: February 6, 2025Inventors: Meng-Hsien Lin, Hsing-Chih Lin, Wei-Chih Weng, Kuan-Hua Lin, Jen-Cheng Liu, Dun-Nian Yaung
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Patent number: 12218141Abstract: In one embodiment, an integrated circuit cell includes a first circuit component and a second circuit component. The first circuit component includes fin field-effect transistors (finFETs) formed in a high fin portion of the integrated circuit cell, the high fin portion of the integrated circuit including a plurality of fin structures arranged in rows. The second circuit component that includes finFETs formed in a less fin portion of the integrated circuit cell, the less fin portion of the integrated circuit including a lesser number of fin structures than the high fin portion of the integrated circuit cell.Type: GrantFiled: September 24, 2020Date of Patent: February 4, 2025Assignee: Taiwan Semiconductor Manufacturing Company LimitedInventors: Wei-An Lai, Hui-Zhong Zhuang, Jiann-Tyng Tzeng, Wei-Cheng Lin, Lipen Yuan, Yan-Hao Chen
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Patent number: 12218050Abstract: A method for fabricating a semiconductor structure includes depositing a first insulation material over a substrate, wherein the substrate includes an active region. The method further includes etching the first insulation material to define a first recess extending along a first direction at a first level of the first insulation material. The method further includes depositing a second insulation material lining with a sidewall of the first recess. The method further includes depositing a first metal line in the first recess.Type: GrantFiled: June 22, 2022Date of Patent: February 4, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Te-Hsin Chiu, Wei-An Lai, Meng-Hung Shen, Wei-Cheng Lin, Jiann-Tyng Tzeng, Kam-Tou Sio
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Publication number: 20250040157Abstract: A semiconductor structure includes a substrate and a capacitor over the substrate. The capacitor includes a silicide layer over the substrate. The capacitor includes a first dielectric layer over the silicide layer. The capacitor includes a metal gate structure over the first dielectric layer, where a top portion of the metal gate structure is over the substrate and a bottom portion of the metal gate structure extends into the substrate. The capacitor includes a second dielectric layer over the metal gate structure. The capacitor further includes a conductive structure over the second dielectric layer.Type: ApplicationFiled: October 26, 2023Publication date: January 30, 2025Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Wei-Liang Hsu, Chung-Lei Chen, Anhao Cheng, Yen-Liang Lin, Ru-Shang Hsiao
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Publication number: 20250038071Abstract: An integrated circuit is provided, including a first transistor of a first conductivity type comprising first and second active regions, a second transistor of a second conductivity type comprising third and fourth active regions and arranged under the first transistor along a first direction, a first gate structure extending in the first direction and shared by the first and second transistors, an isolation layer sandwiched between the first and second transistors and extending along a second direction to pass through the first gate structure, and a connection layer surrounded by the isolation layer and extending along the second direction to pass through the first gate structure. The isolation layer has a first surface contacting the first and second active regions and a second surface contacting the third and fourth active regions. The connection layer comprises first and second portions are electrically coupled to the first and fourth active regions.Type: ApplicationFiled: July 24, 2023Publication date: January 30, 2025Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Wei-Cheng TZENG, Shih-Wei PENG, Chun-Yen LIN, Wei-Cheng LIN, Jiann-Tyng TZENG
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Patent number: 12205634Abstract: The present disclosure provides an electronic circuit, a memory device, and a method for operating an electronic circuit. An electronic circuit comprises a driver circuit configured to provide a drive voltage to a word line of the electronic circuit, a suppression circuit electrically connected to the driver circuit and the word line, and a control circuit electrically connected to the suppression circuit. The suppression circuit is configured to generate a voltage drop in the drive voltage. The control circuit controls the suppression circuit.Type: GrantFiled: February 15, 2022Date of Patent: January 21, 2025Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Wei-Cheng Wu, Pei-Yuan Li, Kao-Cheng Lin, Chien Hui Huang, Yung-Ning Tu
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Publication number: 20250024671Abstract: A memory device is provided which includes a first memory cell including a first transistor and a second transistor coupled to the first transistor in parallel. Gates of the first transistor and the second transistor are coupled to each other, and the gates of the first transistor and the second transistor pass different layers and overlap with each other. Types of the first transistor and the second transistor are the same.Type: ApplicationFiled: July 11, 2023Publication date: January 16, 2025Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chien Hui Huang, Kao-Cheng LIN, Wei Min CHAN, Shang Lin WU, Chia-Chi HUNG, Wei-Cheng WU, Chia-Che CHUNG, Pei-Yuan LI, Chien-Chen LIN, Yung-Ning TU, Yen Lin CHUNG
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Publication number: 20250006741Abstract: An integrated circuit device includes a first semiconductor layer, a second semiconductor layer, a first source/drain epitaxial structure, a second source/drain epitaxial structure, and a first contact plug. The second semiconductor layer is above the first semiconductor layer. The first and second semiconductor layers are vertically spaced apart from each other. The first source/drain epitaxial structure is on a side of the first semiconductor layer. The second source/drain epitaxial structure is on a side of the second semiconductor layer and above the first source/drain epitaxial structure. The first source/drain epitaxial structure has a portion extending beyond a sidewall of the second source/drain epitaxial structure from a top view. The first contact plug is over a frontside of the first source/drain epitaxial structure. The first contact plug overlaps the portion of the first source/drain epitaxial structure from the top view.Type: ApplicationFiled: June 30, 2023Publication date: January 2, 2025Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chun-Hsuan WANG, Wei-Cheng LIN, Jiann-Tyng TZENG
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Publication number: 20240429167Abstract: An integrated circuit includes a first-type active-region structure and a second-type active-region structure extending in a first direction and a first terminal-conductor and a second terminal-conductor extending in a second direction. The integrated circuit also includes a first power stub and a second power stub in a first metal layer and a first power line and a second power line in a second metal layer. The integrated circuit further includes a first via connector directly connected between the first power stub and the first terminal-conductor, a second via connector directly connected between the second power stub and the second terminal-conductor, a third via connector directly connected between the first power stub and the first power line, and a fourth via connector directly connected between the second power stub and the second power line.Type: ApplicationFiled: June 26, 2023Publication date: December 26, 2024Inventors: Yi-Yi CHEN, Li-Chun TIEN, Chih-Liang CHEN, Wei-Cheng LIN, Jiann-Tyng TZENG, Chi-Yu LU
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Publication number: 20240413149Abstract: An integrated circuit is provided which includes a first complementary field-effect transistor and a second complementary field-effect transistor. The first complementary field-effect transistor includes at least two first transistors respectively located on a first layer and a second layer. The second complementary field-effect transistor is disposed adjacent to the first complementary field-effect transistor. The second complementary field-effect transistor includes at least two second transistors respectively located on the first layer and the second layer. Type of one of the at least two first transistors located on the first layer is different from type of one of the at least two second transistors located on the first layer.Type: ApplicationFiled: June 7, 2023Publication date: December 12, 2024Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Ching-Yu HUANG, Wei-Cheng TZENG, Chun-Yen LIN, Shih-Wei PENG, Kuan Yu CHEN, Wei-Cheng LIN, Jiann-Tyng TZENG
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Publication number: 20240404886Abstract: A method includes: forming a first channel structure through a first gate structure; forming a first source/drain structure coupled to the first channel structure at a first surface of the first gate structure; before the first source/drain structure is formed, forming a first isolation layer at a second surface of the first gate structure to isolate the first channel structure; and after the first source/drain structure is formed, forming a first insulation structure at a position of the first isolation layer. The first surface and the second surface are opposite to each other, and a size of the first insulation structure is equal to or larger than a size of the first source/drain structure.Type: ApplicationFiled: June 1, 2023Publication date: December 5, 2024Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Chun-Yen LIN, Wei-Cheng LIN, Jiann-Tyng TZENG
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Publication number: 20240395874Abstract: Methods of forming contacts for source/drain regions and a contact plug for a gate stack of a finFET device are disclosed herein. Methods include etching a contact opening through a dielectric layer to expose surfaces of a first source/drain contact and repairing silicon oxide structures along sidewall surfaces of the contact opening and along planar surfaces of the dielectric layer to prevent selective loss defects from occurring during a subsequent selective deposition of conductive fill materials and during subsequent etching of other contact openings. The methods further include performing a selective bottom-up deposition of conductive fill material to form a second source/drain contact. According to some of the methods, once the second source/drain contact has been formed, the contact plug may be formed over the gate stack.Type: ApplicationFiled: July 29, 2024Publication date: November 28, 2024Inventors: Chun-Hsien Huang, Chang-Ting Chung, Wei-Cheng Lin, Wei-Jung Lin, Chih-Wei Chang
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Publication number: 20240395623Abstract: A device includes first and second transistors, a conductive contact, a dielectric layer, and a conductive via. The first transistor includes a first gate, a first source/drain and a second source/drain at opposite sides of the first gate. The second transistor includes a second gate, a third source/drain and a fourth source/drain at opposite sides of the second gate. The conductive contact extends across the first source/drain and the third source/drain along a longitudinal direction of the first gate. The dielectric layer spaces apart the conductive contact from the first source/drain. The conductive via is in contact with the conductive contact. The conductive via vertically overlaps with the conductive contact and the dielectric layer.Type: ApplicationFiled: July 31, 2024Publication date: November 28, 2024Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Shih-Wei PENG, Wei-Cheng LIN, Jiann-Tyng TZENG
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Publication number: 20240395667Abstract: An IC device in some embodiments includes a first conductive line in a first conductive layer disposed in a first plane, a second conductive line in a second conductive player disposed in a second plane, and a conductor connecting first and second conductive lines, the conductor including a conductive wall disposed in a plane substantially transverse to the first plane and have a length in a direction substantially parallel to the first plane and a height in a direction substantially transverse to the first plane. The conductive wall in some embodiments includes a conductive plate electrically interconnecting two metal diffusion regions each of which electrically connected to a respective one of the first and second conductive lines. The conductive wall in other embodiments includes two metal diffusion regions abutting each other, each of the metal diffusion regions electrically connected to a respective one of the first and second conductive lines.Type: ApplicationFiled: November 21, 2023Publication date: November 28, 2024Inventors: Chun-Yen Lin, Shih-Wei Peng, Wei-Cheng Lin, Jiann-Tyng Tzeng
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Publication number: 20240387369Abstract: A method includes: disposing a first conductive segment; disposing a first conductive via above the first conductive segment; disposing a first conductive line above the first conductive via; and disposing a second conductive segment electrically coupled to the first conductive line through a third conductive segment, the first conductive segment, and the first conductive via.Type: ApplicationFiled: July 30, 2024Publication date: November 21, 2024Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Meng-Hung SHEN, Chih-Liang CHEN, Charles Chew-Yuen YOUNG, Jiann-Tyng TZENG, Kam-Tou SIO, Wei-Cheng LIN
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Publication number: 20240387375Abstract: A semiconductor device, including: a transistor layer, including a first active region configured to be a source/drain terminal of a first transistor and a second active region configured to be a source/drain terminal of a second transistor; a dielectric layer, disposed on the source/drain terminals of the first and second transistors; a conductive strip, included in the dielectric layer and extending from the first active region toward the second active region for signal connection.Type: ApplicationFiled: July 30, 2024Publication date: November 21, 2024Inventors: SHIH-WEI PENG, WEI-CHENG LIN, JIANN-TYNG TZENG
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Publication number: 20240387361Abstract: An integrated circuit includes a first conductive line parallel to a top surface of the substrate; a second conductive line parallel to the top surface of the substrate; a third conductive line parallel to the top surface of the substrate; and a fourth conductive line parallel to the top surface of the substrate. The integrated circuit further includes a first supervia directly connected to the first conductive line and the third conductive line, wherein a first angle between a lower sidewall of a lower portion of the first supervia and the top surface of the substrate is different from a second angle between an upper sidewall of an upper portion of the first supervia and the top surface of the substrate. The integrated circuit further includes a second supervia directly connecting the second conductive line to the fourth conductive line.Type: ApplicationFiled: July 30, 2024Publication date: November 21, 2024Inventors: Kam-Tou SIO, Wei-Cheng LIN, Jiann-Tyng TZENG
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Patent number: 12148700Abstract: A semiconductor device, including: a transistor layer, including a first active region configured to be a source/drain terminal of a first transistor and a second active region configured to be a source/drain terminal of a second transistor; a dielectric layer, disposed on the source/drain terminals of the first and second transistors; a conductive strip, included in the dielectric layer and extending from the first active region toward the second active region for signal connection.Type: GrantFiled: June 27, 2023Date of Patent: November 19, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Shih-Wei Peng, Wei-Cheng Lin, Jiann-Tyng Tzeng