Patents Assigned to Taiwan Semiconductor Manufacturing Co.
  • Patent number: 11968828
    Abstract: A semiconductor device is provided. The semiconductor device includes a semiconductor substrate and a first gate stack. An isolation feature is formed in the semiconductor substrate, and a cell region and a peripheral region adjacent to the cell region are defined in the semiconductor substrate. The first gate stack is disposed on the peripheral region of the semiconductor substrate. The first gate stack includes a first dielectric layer and a gate electrode layer disposed on the first dielectric layer and covering a top surface of the first dielectric layer. The first dielectric layer is disposed on the semiconductor substrate and has a concave profile.
    Type: Grant
    Filed: July 9, 2019
    Date of Patent: April 23, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Meng-Han Lin, Wen-Tuo Huang, Yong-Shiuan Tsair
  • Patent number: 11968914
    Abstract: A memory cell includes: a resistive material layer comprising a first portion that extends along a first direction and a second portion that extends along a second direction, wherein the first and second directions are different from each other; a first electrode coupled to a bottom surface of the first portion of the resistive material layer; and a second electrode coupled to the second portion of the resistive material layer.
    Type: Grant
    Filed: November 23, 2022
    Date of Patent: April 23, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chun-Chieh Mo, Shih-Chi Kuo
  • Patent number: 11968838
    Abstract: A device includes a semiconductor substrate; a word line extending over the semiconductor substrate; a memory film extending along the word line, wherein the memory film contacts the word line; a channel layer extending along the memory film, wherein the memory film is between the channel layer and the word line; source lines extending along the memory film, wherein the memory film is between the source lines and the word line; bit lines extending along the memory film, wherein the memory film is between the bit lines and the word line; and isolation regions, wherein each isolation region is between a source line and a bit line, wherein each of the isolation regions includes an air gap and a seal extending over the air gap.
    Type: Grant
    Filed: August 30, 2021
    Date of Patent: April 23, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Sheng-Chen Wang, Kai-Hsuan Lee, Sai-Hooi Yeong, Chi On Chui
  • Patent number: 11967552
    Abstract: A method of fabricating a semiconductor interconnect structure includes forming a via in a dielectric layer, depositing a ruthenium-containing conductive layer over a top surface of the via and a top surface of the dielectric layer, and patterning the ruthenium-containing conductive layer to form a conductive line over the top surface of the via, where a thickness of the conductive line is less than a thickness of the via.
    Type: Grant
    Filed: August 16, 2021
    Date of Patent: April 23, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Ming-Han Lee, Shau-Lin Shue
  • Patent number: 11968817
    Abstract: A semiconductor device includes a fin structure. A source/drain region is formed on the fin structure. A first gate structure is disposed over the fin structure. A source/drain contact is disposed over the source/drain region. The source/drain contact has a protruding segment that protrudes at least partially over the first gate structure. The source/drain contact electrically couples together the source/drain region and the first gate structure.
    Type: Grant
    Filed: February 28, 2022
    Date of Patent: April 23, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Jui-Lin Chen, Chao-Yuan Chang, Ping-Wei Wang, Fu-Kai Yang, Ting Fang, I-Wen Wu, Shih-Hao Lin
  • Patent number: 11967504
    Abstract: A method includes removing a first dummy gate structure to form a recess around a first nanostructure and a second nanostructure; depositing a sacrificial layer in the recess with a flowable chemical vapor deposition (CVD); and patterning the sacrificial layer to leave a portion of the sacrificial layer between the first nanostructure and the second nanostructure. The method further include depositing a first work function metal in first recess; removing the first work function metal and the portion of the sacrificial layer from the recess; depositing a second work function metal in the recess, wherein the second work function metal is of an opposite type than the first work function metal; and depositing a fill metal over the second work function metal in the recess.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: April 23, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Hsin-Yi Lee, Jia-Ming Lin, Kun-Yu Lee, Chi On Chui
  • Patent number: 11967573
    Abstract: A semiconductor structure includes a first dielectric layer over a metal line and a redistribution layer (RDL) over the first dielectric layer. The RDL is electrically connected to the metal line. The RDL has a curved top surface and a footing feature, where the footing feature extends laterally from a side surface of the RDL. A second dielectric layer is disposed over the RDL, where the second dielectric layer also has a curved top surface.
    Type: Grant
    Filed: February 9, 2023
    Date of Patent: April 23, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Hsiang-Ku Shen, Dian-Hau Chen
  • Patent number: 11967591
    Abstract: A method of forming a semiconductor device includes forming a first interconnect structure over a carrier; forming a thermal dissipation block over the carrier; forming metal posts over the first interconnect structure; attaching a first integrated circuit die over the first interconnect structure and the thermal dissipation block; removing the carrier; attaching a semiconductor package to the first interconnect structure and the thermal dissipation block using first electrical connectors and thermal dissipation connectors; and forming external electrical connectors, the external electrical connectors being configured to transmit each external electrical connection into the semiconductor device, the thermal dissipation block being electrically isolated from each external electrical connection.
    Type: Grant
    Filed: August 6, 2021
    Date of Patent: April 23, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yu-Hao Chen, Fong-Yuan Chang, Po-Hsiang Huang, Ching-Yi Lin, Jyh Chwen Frank Lee
  • Patent number: 11968819
    Abstract: An integrated circuit (IC) that includes a memory cell having a first p-type active region, a first n-type active region, a second n-type active region, and a second p-type active region. Each of the first and the second p-type active regions includes a first group of vertically stacked channel layers having a width W1, and each of the first and the second n-type active regions includes a second group of vertically stacked channel layers having a width W2, where W2 is less than W1. The IC structure further includes a standard logic cell having a third n-type fin and a third p-type fin. The third n-type fin includes a third group of vertically stacked channel layers having a width W3, and the third p-type fin includes a fourth group of vertically stacked channel layers having a width W4, where W3 is greater than or equal to W4.
    Type: Grant
    Filed: July 29, 2022
    Date of Patent: April 23, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventor: Jhon Jhy Liaw
  • Patent number: 11967647
    Abstract: A method of forming a semiconductor device includes forming source/drain contact openings extending through at least one dielectric layer to expose source/drain contact regions of source/drain structures. The method further includes forming conductive plugs in the source/drain contact openings. The method further includes depositing a light blocking layer over the conductive plugs and the at least one dielectric layer. The method further includes etching the light blocking layer to expose the conductive plugs. The method further includes directing a laser irradiation to the conductive plugs and the light blocking layer. The laser irradiation is configured to activate dopants in the source/drain contact regions.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: April 23, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Blandine Duriez, Marcus Johannes Henricus Van Dal, Martin Christopher Holland, Gerben Doornbos, Georgios Vellianitis
  • Patent number: 11967622
    Abstract: Embodiments provide a dielectric inter block disposed in a metallic region of a conductive line or source/drain contact. A first and second conductive structure over the metallic region may extend into the metallic region on either side of the inter block. The inter block can prevent etchant or cleaning solution from contacting an interface between the first conductive structure and the metallic region.
    Type: Grant
    Filed: September 3, 2021
    Date of Patent: April 23, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Te-Chih Hsiung, Jyun-De Wu, Yi-Chen Wang, Yi-Chun Chang, Yuan-Tien Tu
  • Patent number: 11968843
    Abstract: An embodiment of an integrated circuit chip includes a combination processing core and magnetoresistive random access memory (MRAM) circuitry integrated into the chip. The MRAM circuitry includes a plurality of MRAM cells. The MRAM cells are organized into a number of memories, including a cache memory, a main or working memory and an optional secondary storage memory. The cache memory includes multiple cache levels.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: April 23, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chung-Te Lin, Yen-Chung Ho, Pin-Cheng Hsu, Han-Ting Tsai, Katherine Chiang
  • Patent number: 11966090
    Abstract: Heterogeneous packaging integration of photonic and electronic elements is described herein. In one embodiment, a disclosed package includes: a package substrate; a first layer comprising an electronic die on the package substrate; and a second layer comprising a photonic die. The second layer is bonded onto the first layer such that the photonic die is bonded onto the electronic die.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: April 23, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Stefan Rusu, Wei-Wei Song, Mohammed Rabiul Islam
  • Patent number: 11967522
    Abstract: A method includes depositing an etch stop layer over a first conductive feature, performing a first treatment to amorphize the etch stop layer, depositing a dielectric layer over the etch stop layer, etching the dielectric layer to form an opening, etching-through the etch stop layer to extend the opening into the etch stop layer, and filling the opening with a conductive material to form a second conductive feature.
    Type: Grant
    Filed: April 25, 2022
    Date of Patent: April 23, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Jyh-Nan Lin, Chia-Yu Wu, Kai-Shiung Hsu, Ding-I Liu
  • Patent number: 11967526
    Abstract: A method includes depositing a dielectric cap over a gate structure. A source/drain contact is formed over a source/drain region adjacent to the gate structure. A top of the dielectric cap is oxidized. After oxidizing the top of the dielectric cap, an etch stop layer is deposited over the dielectric cap and an interlayer dielectric (ILD) layer over the etch stop layer. The ILD layer and the etch stop layer are etched to form a via opening extending though the ILD layer and the etch stop layer. A source/drain via is filled in the via opening.
    Type: Grant
    Filed: March 26, 2021
    Date of Patent: April 23, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Te-Chih Hsiung, Peng Wang, Jyun-De Wu, Huan-Just Lin
  • Patent number: 11967546
    Abstract: A semiconductor structure includes a first interposer; a second interposer laterally adjacent to the first interposer, where the second interposer is spaced apart from the first interposer; and a first die attached to a first side of the first interposer and attached to a first side of the second interposer, where the first side of the first interposer and the first side of the second interposer face the first die.
    Type: Grant
    Filed: July 21, 2022
    Date of Patent: April 23, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Shang-Yun Hou, Hsien-Pin Hu, Sao-Ling Chiu, Wen-Hsin Wei, Ping-Kang Huang, Chih-Ta Shen, Szu-Wei Lu, Ying-Ching Shih, Wen-Chih Chiou, Chi-Hsi Wu, Chen-Hua Yu
  • Patent number: 11967560
    Abstract: An integrated circuit includes conductive rails that are disposed in a first conductive layer and separated from each other in a layout view, signal rails disposed in a second conductive layer different from the first conductive layer, at least one first via coupling a first signal rail of the signal rails to at least one of the conductive rails, and at least one first conductive segment. The first signal rail transmits a supply signal through the at least one first via and the at least one of the conductive rails to at least one element of the integrated circuit. The at least one first via and the at least one first conductive segment are disposed above first conductive layer. The at least one first conductive segment is coupled to the at least one of the conductive rails and is separate from the first signal rail.
    Type: Grant
    Filed: July 19, 2022
    Date of Patent: April 23, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Shih-Wei Peng, Chia-Tien Wu, Jiann-Tyng Tzeng
  • Publication number: 20240128261
    Abstract: A structure and method for improving manufacturing yield of passive device dies are disclosed. The structure includes first and second groups of capacitors disposed on a substrate, an interconnect structure disposed on the first and second groups of capacitors, first and second bonding structures disposed on the first and second conductive lines, respectively, and first and second measurement structures connected to the first and second conductive lines, respectively, and configured to measure electrical properties of the first and second groups of capacitors, respectively. The interconnect structure includes first and second conductive line connected to the first and second groups of trench capacitors, respectively. The first bonding structure is electrically connected to the first group of capacitors and the second bonding structure is electrically isolated from the first and second groups of capacitors. The first and second measurement structures are electrically isolated from each other.
    Type: Application
    Filed: March 29, 2023
    Publication date: April 18, 2024
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Fu-Chiang KUO, Yu-Hsin Fang, Min-Hsiung Chen
  • Patent number: 11961745
    Abstract: The present disclosure describes an apparatus for processing one or more objects. The apparatus includes a carrier configured to hold the one or more objects, a tank filled with a processing agent and configured to receive the carrier, and a spinning portion configured to contact the one or more objects and to spin the one or more objects to disturb a flow field of the processing agent.
    Type: Grant
    Filed: July 18, 2022
    Date of Patent: April 16, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chung-Yu Lin, Shih-Chi Kuo, Chun-Chieh Mo
  • Patent number: 11961893
    Abstract: Improved conductive contacts, methods for forming the same, and semiconductor devices including the same are disclosed. In an embodiment, a semiconductor device includes a first interlayer dielectric (ILD) layer over a transistor structure; a first contact extending through the first ILD layer, the first contact being electrically coupled with a first source/drain region of the transistor structure, a top surface of the first contact being convex, and the top surface of the first contact being disposed below a top surface of the first ILD layer; a second ILD layer over the first ILD layer and the first contact; and a second contact extending through the second ILD layer, the second contact being electrically coupled with the first contact.
    Type: Grant
    Filed: June 18, 2021
    Date of Patent: April 16, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Te-Chih Hsiung, Jyun-De Wu, Yi-Chen Wang, Yi-Chun Chang, Yuan-Tien Tu