Patents Examined by Dao H. Nguyen
  • Patent number: 11837663
    Abstract: A semiconductor device structure is provided. The semiconductor device structure includes a conductive gate stack formed over a substrate. A first gate spacer is formed adjacent to a sidewall of the conductive gate stack. A source/drain contact structure is formed adjacent to the first gate spacer. An insulating capping layer covers and is in direct contact with an upper surface of the conductive gate stack. A top width of the insulating capping layer is substantially equal to a top width of the conductive gate stack. The insulating capping layer is separated from the source/drain contact structure by the first gate spacer.
    Type: Grant
    Filed: August 2, 2021
    Date of Patent: December 5, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Kuo-Chiang Tsai, Fu-Hsiang Su, Ke-Jing Yu, Chih-Hong Hwang, Jyh-Huei Chen
  • Patent number: 11830950
    Abstract: A semiconductor device including an oxide semiconductor film that includes a transistor with excellent electrical characteristics is provided. It is a semiconductor device including a transistor. The transistor includes a gate electrode, a first insulating film, an oxide semiconductor film, a source electrode, a drain electrode, and a second insulating film. The source electrode and the drain electrode each include a first conductive film, a second conductive film over and in contact with the first conductive film, and a third conductive film over and in contact with the second conductive film. The second conductive film contains copper, the first conductive film and the third conductive film include a material that inhibits diffusion of copper, and an end portion of the second conductive film includes a region containing copper and silicon.
    Type: Grant
    Filed: June 14, 2021
    Date of Patent: November 28, 2023
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Yasutaka Nakazawa, Junichi Koezuka, Takashi Hamochi
  • Patent number: 11830820
    Abstract: An electronic package includes a package substrate of a rectangular shape, and a chip package including a first interface circuit die and a second interface circuit die. The first interface circuit die and second interface circuit die are mounted on a redistribution layer structure and encapsulated within a molding compound. The chip package is mounted on a top surface of the package substrate and rotated relative to the package substrate above a vertical axis that is orthogonal to the top surface through a rotation offset angle. A metal ring is mounted on the top surface of the package substrate.
    Type: Grant
    Filed: December 16, 2021
    Date of Patent: November 28, 2023
    Assignee: MEDIATEK INC.
    Inventors: Yao-Chun Su, Chih-Jung Hsu, Yi-Jou Lin, I-Hsuan Peng
  • Patent number: 11830927
    Abstract: A method includes: forming a dummy gate dielectric layer over a channel region of a fin structure; forming a dummy gate over the dummy gate dielectric layer; removing the dummy gate and a first portion of the dummy gate dielectric layer to expose the channel region of the fin structure; removing a first nanowire of the fin structure above a second nanowire of the fin structure to remain the second nanowire of the fin structure; forming an interfacial layer surrounding the second nanowire; forming a material layer comprising dopants over the interfacial layer; and performing an annealing process to drive the dopants of the material layer into the interfacial layer, thereby forming a doped interfacial layer surrounding the second nanowire.
    Type: Grant
    Filed: January 13, 2022
    Date of Patent: November 28, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventor: Cheng-Hsien Wu
  • Patent number: 11830817
    Abstract: A semiconductor package includes a first die, a second die, and an interconnect die coupled to a first plurality of through-die vias in the first die and a second plurality of through-die vias in the second die. The interconnect die provides communications pathways the first die and the second die.
    Type: Grant
    Filed: October 30, 2020
    Date of Patent: November 28, 2023
    Assignees: ADVANCED MICRO DEVICES, INC., ATI TECHNOLOGIES ULC
    Inventors: Rahul Agarwal, Raja Swaminathan, Michael S. Alfano, Gabriel H. Loh, Alan D. Smith, Gabriel Wong, Michael Mantor
  • Patent number: 11810875
    Abstract: A packaged integrated circuit (IC) includes an IC die having first and second external contacts and a package substrate. The IC die is attached to the package substrate which includes a balun in a first metal layer. The balun is connected to the first and second external contacts of the IC die and to a first external contact of the package substrate. The first and second external contacts of the IC die communicate a differential signal with the package substrate, and the first external contact of the package substrate communicates a single-ended signal corresponding to the differential signal. Alternatively, the balun is connected to an external contact of the IC die and to first and second external contacts of the package substrate, in which the external contact of the IC die communicates a single-ended signal and the first and second external contacts of the package substrate communicate a differential signal.
    Type: Grant
    Filed: April 9, 2021
    Date of Patent: November 7, 2023
    Assignee: NXP B.V.
    Inventors: Waqas Hassan Syed, Cicero Silveira Vaucher, Antonius Johannes Matheus de Graauw
  • Patent number: 11799017
    Abstract: An embodiment method includes: forming a semiconductor liner layer on exposed surfaces of a fin structure that extends above a dielectric isolation structure disposed over a substrate; forming a first capping layer to laterally surround a bottom portion of the semiconductor liner layer; forming a second capping layer over an upper portion of the semiconductor liner layer; and annealing the fin structure having the semiconductor liner layer, the first capping layer, and the second capping layer thereon, the annealing driving a dopant from the semiconductor liner layer into the fin structure, wherein a dopant concentration profile in a bottom portion of the fin structure is different from a dopant concentration profile in an upper portion of the fin structure.
    Type: Grant
    Filed: March 22, 2022
    Date of Patent: October 24, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD
    Inventors: Wei-Chih Kao, Hsin-Che Chiang, Yu-San Chien, Chun-Sheng Liang, Kuo-Hua Pan
  • Patent number: 11793017
    Abstract: A display device includes a display panel, a cover member disposed on the display panel, and an adhesive layer disposed between the display panel and the cover member. The adhesive layer has a first surface facing the cover member and a second surface facing the display panel, and includes a first area and a second area disposed at positions different from each other in a first direction from the first surface toward the second surface. A modulus of the first area is different from a modulus of the second area.
    Type: Grant
    Filed: June 8, 2022
    Date of Patent: October 17, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventor: Kukbin Lim
  • Patent number: 11791315
    Abstract: Semiconductor assemblies including thermal layers and associated systems and methods are disclosed herein. In some embodiments, the semiconductor assemblies comprise one or more semiconductor devices over a substrate. The substrate includes a thermal layer configured to transfer thermal energy across the substrate. The thermal energy is transferred from the semiconductor device to the graphene layer using one or more thermal connectors.
    Type: Grant
    Filed: November 5, 2021
    Date of Patent: October 17, 2023
    Assignee: Micron Technology, Inc.
    Inventors: Chan H. Yoo, Owen R. Fay, Eiichi Nakano
  • Patent number: 11784218
    Abstract: A semiconductor device includes a gate disposed over a substrate. A source/drain is disposed in the substrate. A conductive contact is disposed over the source/drain. An air spacer is disposed between the gate and the conductive contact. A first component is disposed over the gate. A second component is disposed over the air spacer. The second component is different from the first component.
    Type: Grant
    Filed: January 8, 2021
    Date of Patent: October 10, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Kuo-Chiang Tsai, Jyh-Huei Chen
  • Patent number: 11764248
    Abstract: In some embodiments, the present disclosure relates to an integrated chip structure. The integrated chip structure includes an image sensor disposed within a first substrate. A first band-pass filter and a second band-pass filter are disposed on the first substrate. A dielectric structure is disposed on the first substrate. The dielectric structure is laterally between the first band-pass filter and the second band-pass filter and laterally abuts the first band-pass filter and the second band-pass filter.
    Type: Grant
    Filed: October 21, 2021
    Date of Patent: September 19, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Cheng Yu Huang, Chun-Hao Chuang, Chien-Hsien Tseng, Kazuaki Hashimoto, Keng-Yu Chou, Wei-Chieh Chiang, Wen-Hau Wu
  • Patent number: 11764311
    Abstract: An optical device includes a first circuit layer, a light detector, a first conductive pillar and an encapsulant. The first circuit layer has an interconnection layer and a dielectric layer. The light detector is disposed on the first circuit layer. The light detector has a light detecting area facing away from the first circuit layer and a backside surface facing the first circuit layer. The first conductive pillar is disposed on the first circuit layer and spaced apart from the light detector. The first conductive pillar is electrically connected to the interconnection layer of the first circuit layer. The encapsulant is disposed on the first circuit layer and covers the light detector and the first conductive pillar. The light detector is electrically connected to the interconnection layer of the first circuit layer through the first conductive pillar. The backside surface of the light detector is exposed from the encapsulant.
    Type: Grant
    Filed: September 28, 2021
    Date of Patent: September 19, 2023
    Assignee: ADVANCED SEMICONDUCTOR ENGINEERING, INC.
    Inventors: Yu-Pin Tsai, Tsung-Yueh Tsai, Teck-Chong Lee
  • Patent number: 11756953
    Abstract: A semiconductor device includes a P-doped well having a first concentration of P-type dopants in the substrate; a P-doped region having a second concentration of P-type dopants in the substrate and extending around a perimeter of the P-doped well; a shallow trench isolation structure (STI) between the P-doped well and the P-doped region; an active area on the substrate, the active area including an emitter region and a collector region; a deep trench isolation structure (DTI) extending through the active area and between the emitter region and the collector region; and an electrical connection between the emitter region and the P-doped region.
    Type: Grant
    Filed: June 22, 2021
    Date of Patent: September 12, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Tzu-Hao Chiang, Wun-Jie Lin, Jam-Wem Lee
  • Patent number: 11749729
    Abstract: A semiconductor device includes a gate structure, source/drain (S/D) elements, a first metallization contact and a second metallization contact. The S/D elements are respectively located at two different sides of the gate structure. The first metallization contact is located at and in contact with a first side of each of the S/D elements. The second metallization contact is located at and in contact with a second side of each of the S/D elements, where the semiconductor device is configured to receive a power signal through the second metallization contact. The first side is opposite to the second side along a stacking direction of the gate structure and the S/D elements, and the first side is closer to the gate structure than the second side is.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: September 5, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventor: Ming-Fa Chen
  • Patent number: 11742382
    Abstract: The present disclosure provides a method for preparing a semiconductor device. The method includes forming a first metal plug, a second metal plug, a third metal plug, and a fourth metal plug over a semiconductor substrate. The method also includes depositing a boron nitride layer over the first metal plug, the second metal plug, the third metal plug, and the fourth metal plug. A first portion of the boron nitride layer extends between the first metal plug and the second metal plug such that the first portion of the boron nitride layer and the semiconductor substrate are separated by an airgap while a second portion of the boron nitride layer extends between the third metal plug and the fourth metal plug such that the second portion of the boron nitride layer is in direct contact with the semiconductor substrate.
    Type: Grant
    Filed: November 30, 2021
    Date of Patent: August 29, 2023
    Assignee: NANYA TECHNOLOGY CORPORATION
    Inventor: Yuan-Yuan Lin
  • Patent number: 11742394
    Abstract: Provided are a semiconductor substrate and a transistor. The semiconductor substrate includes a base, an insulating layer, a semiconductor layer, a wide bandgap diffusion buffer layer and a nucleation layer. The insulating layer is disposed on the base. The semiconductor layer is disposed on the insulating layer. The wide bandgap diffusion buffer layer is disposed on the semiconductor layer, wherein the bandgap of the wide bandgap buffer diffusion layer is higher than 2.5 eV. The nucleation layer is disposed on the wide bandgap diffusion buffer layer, wherein the nucleation layer includes an aluminum-containing layer.
    Type: Grant
    Filed: December 8, 2021
    Date of Patent: August 29, 2023
    Assignee: Industrial Technology Research Institute
    Inventor: Hsueh-Hsing Liu
  • Patent number: 11742387
    Abstract: A device includes a first semiconductor strip protruding from a substrate, a second semiconductor strip protruding from the substrate, an isolation material surrounding the first semiconductor strip and the second semiconductor strip, a nanosheet structure over the first semiconductor strip, wherein the nanosheet structure is separated from the first semiconductor strip by a first gate structure including a gate electrode material, wherein the first gate structure partially surrounds the nanosheet structure, and a first semiconductor channel region and a semiconductor second channel region over the second semiconductor strip, wherein the first semiconductor channel region is separated from the second semiconductor channel region by a second gate structure including the gate electrode material, wherein the second gate structure extends on a top surface of the second semiconductor strip.
    Type: Grant
    Filed: May 16, 2022
    Date of Patent: August 29, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Pei-Yu Wang, Pei-Hsun Wang
  • Patent number: 11735648
    Abstract: A semiconductor structure includes a first fin and a second fin protruding from a substrate, isolation features over the substrate to separate the first and the second fins, where a top surface of each of the first and the second fins is below a top surface of the isolation features, inner fin spacers disposed along inner sidewalls of the first and the second fins, where the inner fin spacers have a first height measured from a top surface of the isolation features, outer fin spacers disposed along outer sidewalls of the first and the second fins, where the outer fin spacers have a second height measured from the top surface of the isolation features that is less than the first height, and a source/drain (S/D) structure merging the first and the second fins, where the S/D structure includes an air gap having a top portion over the inner fin spacers.
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: August 22, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chia-Ta Yu, Sheng-Chen Wang, Feng-Cheng Yang, Yen-Ming Chen, Sai-Hooi Yeong
  • Patent number: 11735590
    Abstract: A fin stack including compressively strained and tensile-strained semiconductor fin regions allows CMOS fabrication to form vertically stacked p-type FinFETs and n-type FinFETs. Aspect ratio trapping within a semiconductor base region within the fin stack provides a relaxed semiconductor base region on which uniaxially strained regions are grown. A dielectric layer may be formed to electrically isolate the compressively strained semiconductor fin region from the tensile-strained semiconductor fin region.
    Type: Grant
    Filed: November 13, 2020
    Date of Patent: August 22, 2023
    Assignee: International Business Machines Corporation
    Inventors: Kangguo Cheng, Julien Frougier, Ruilong Xie, Chanro Park
  • Patent number: 11735692
    Abstract: Methods, systems, and apparatuses are described for a CMOS compatible substrate having multiple stacks of semiconductor layers. The multiple stacks, at least, each include i) a layer of a tellurium based semiconductor layer on top of ii) a porous silicon layer. The porous silicon layer is a compliant layer to accept structural defects from the tellurium based semiconductor layer into the porous silicon layer. The multiple stacks are grown on the CMOS compatible substrate.
    Type: Grant
    Filed: August 22, 2019
    Date of Patent: August 22, 2023
    Assignee: SRI International
    Inventor: Winston K. Chan