Patents by Inventor Wen-Chih Chiou

Wen-Chih Chiou 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).

  • Patent number: 11502072
    Abstract: A device package includes a first die directly bonded to a second die at an interface, wherein the interface comprises a conductor-to-conductor bond. The device package further includes an encapsulant surrounding the first die and the second die and a plurality of through vias extending through the encapsulant. The plurality of through vias are disposed adjacent the first die and the second die. The device package further includes a plurality of thermal vias extending through the encapsulant and a redistribution structure electrically connected to the first die, the second die, and the plurality of through vias. The plurality of thermal vias is disposed on a surface of the second die and adjacent the first die.
    Type: Grant
    Filed: July 21, 2020
    Date of Patent: November 15, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chen-Hua Yu, Yung-Chi Lin, Wen-Chih Chiou
  • Publication number: 20220359284
    Abstract: Embodiments provide a high aspect ratio via for coupling a top electrode of a vertically oriented component to the substrate, where the top electrode of the component is coupled to the via by a conductive bridge, and where the bottom electrode of the component is coupled to substrate. Some embodiments provide for mounting the component by a component wafer and separating the components while mounted to the substrate. Some embodiments provide for mounting individual components to the substrate.
    Type: Application
    Filed: July 21, 2022
    Publication date: November 10, 2022
    Inventors: Chen-Hua Yu, Chi-Hsi Wu, Wen-Chih Chiou, Tsang-Jiuh Wu, Der-Chyang Yeh, Ming Shih Yeh, An-Jhih Su
  • Publication number: 20220359377
    Abstract: A method for forming a via in a semiconductor device and a semiconductor device including the via are disclosed. In an embodiment, the method may include bonding a first terminal and a second terminal of a first substrate to a third terminal and a fourth terminal of a second substrate; separating the first substrate to form a first component device and a second component device; forming a gap fill material over the first component device, the second component device, and the second substrate; forming a conductive via extending from a top surface of the gap fill material to a fifth terminal of the second substrate; and forming a top terminal over a top surface of the first component device, the top terminal connecting the first component device to the fifth terminal of the second substrate through the conductive via.
    Type: Application
    Filed: July 21, 2022
    Publication date: November 10, 2022
    Inventors: Chen-Hua Yu, An-Jhih Su, Chi-Hsi Wu, Wen-Chih Chiou, Tsang-Jiuh Wu, Der-Chyang Yeh, Ming Shih Yeh
  • Publication number: 20220359355
    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: Application
    Filed: July 21, 2022
    Publication date: November 10, 2022
    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
  • Publication number: 20220359292
    Abstract: A method includes forming a plurality of dielectric layers over a semiconductor substrate, etching the plurality of dielectric layers and the semiconductor substrate to form an opening, depositing a first liner extending into the opening, and depositing a second liner over the first liner. The second liner extends into the opening. The method further includes filling a conductive material into the opening to form a through-via, and forming conductive features on opposing sides of the semiconductor substrate. The conductive features are electrically interconnected through the through-via.
    Type: Application
    Filed: July 25, 2022
    Publication date: November 10, 2022
    Inventors: Ming-Tsu Chung, Ku-Feng Yang, Tsang-Jiuh Wu, Wen-Chih Chiou, Chen-Hua Yu
  • Patent number: 11487060
    Abstract: A semiconductor device includes a photonic die and an optical die. The photonic die includes a grating coupler and an optical device. The optical device is connected to the grating coupler to receive radiation of predetermined wavelength incident on the grating coupler. The optical die is disposed over the photonic die and includes a substrate with optical nanostructures. Positions and shapes of the optical nanostructures are such to perform an optical transformation on the incident radiation of predetermined wavelength when the incident radiation passes through an area of the substrate where the optical nanostructures are located. The optical nanostructures overlie the grating coupler so that the incident radiation of predetermined wavelength crosses the optical die where the optical nanostructures are located before reaching the grating coupler.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: November 1, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yu-Kuang Liao, Jia-Xsing Li, Ping-Jung Wu, Tsang-Jiuh Wu, Wen-Chih Chiou, Chen-Hua Yu
  • Patent number: 11488842
    Abstract: A method of manufacturing a semiconductor device includes bonding a first semiconductor die and a second semiconductor die to a first substrate, forming a conductive layer over the first semiconductor die, the second semiconductor die, and the first substrate, applying an encapsulant over the conductive layer, and removing a portion of the encapsulant, wherein the removing the portion of the encapsulant exposes the conductive layer.
    Type: Grant
    Filed: December 6, 2019
    Date of Patent: November 1, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chen-Yu Tsai, Tsung-Shang Wei, Yu-Sheng Lin, Wen-Chih Chiou, Shin-Puu Jeng
  • Publication number: 20220344301
    Abstract: A method includes putting a first package component into contact with a second package component. The first package component comprises a first dielectric layer including a first dielectric material, and the first dielectric material is a silicon-oxide-based dielectric material. The second package component includes a second dielectric layer including a second dielectric material different from the first dielectric material. The second dielectric material comprises silicon and an element selected from the group consisting of carbon, nitrogen, and combinations thereof. An annealing process is performed to bond the first dielectric layer to the second dielectric layer.
    Type: Application
    Filed: December 6, 2021
    Publication date: October 27, 2022
    Inventors: Chen-Hua Yu, Wen-Chih Chiou, Ku-Feng Yang, Ming-Tsu Chung
  • Patent number: 11469138
    Abstract: Embodiments provide a high aspect ratio via for coupling a top electrode of a vertically oriented component to the substrate, where the top electrode of the component is coupled to the via by a conductive bridge, and where the bottom electrode of the component is coupled to substrate. Some embodiments provide for mounting the component by a component wafer and separating the components while mounted to the substrate. Some embodiments provide for mounting individual components to the substrate.
    Type: Grant
    Filed: December 7, 2018
    Date of Patent: October 11, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chen-Hua Yu, Chi-Hsi Wu, Wen-Chih Chiou, Tsang-Jiuh Wu, Der-Chyang Yeh, Ming Shih Yeh, An-Jhih Su
  • Patent number: 11469197
    Abstract: In an embodiment, a device includes: an interposer; a first integrated circuit device bonded to the interposer with dielectric-to-dielectric bonds and with metal-to-metal bonds; a second integrated circuit device bonded to the interposer with dielectric-to-dielectric bonds and with metal-to-metal bonds; a buffer layer around the first integrated circuit device and the second integrated circuit device, the buffer layer including a stress reduction material having a first Young's modulus; and an encapsulant around the buffer layer, the first integrated circuit device, and the second integrated circuit device, the encapsulant including a molding material having a second Young's modulus, the first Young's modulus less than the second Young's modulus.
    Type: Grant
    Filed: December 31, 2020
    Date of Patent: October 11, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Wen-Chih Chiou, Chen-Hua Yu, Shih Ting Lin, Szu-Wei Lu
  • Publication number: 20220308284
    Abstract: A semiconductor device includes a photonic die and an optical die. The photonic die includes a grating coupler and an optical device. The optical device is connected to the grating coupler to receive radiation of predetermined wavelength incident on the grating coupler. The optical die is disposed over the photonic die and includes a substrate with optical nanostructures. Positions and shapes of the optical nanostructures are such to perform an optical transformation on the incident radiation of predetermined wavelength when the incident radiation passes through an area of the substrate where the optical nanostructures are located. The optical nanostructures overlie the grating coupler so that the incident radiation of predetermined wavelength crosses the optical die where the optical nanostructures are located before reaching the grating coupler.
    Type: Application
    Filed: March 25, 2021
    Publication date: September 29, 2022
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yu-Kuang Liao, Jia-Xsing Li, Ping-Jung Wu, Tsang-Jiuh Wu, Wen-Chih Chiou, Chen-Hua Yu
  • Publication number: 20220310565
    Abstract: Methods of singulation and bonding, as well as structures formed thereby, are disclosed. A method includes singulating a first chip and after the singulating the first chip, bonding the first chip to a second chip. The first chip includes a first semiconductor substrate and a first interconnect structure on a front side of the first semiconductor substrate. The singulating the first chip includes etching through a back side of the first semiconductor substrate through the first interconnect structure.
    Type: Application
    Filed: June 6, 2022
    Publication date: September 29, 2022
    Inventors: Chen-Hua Yu, Tsang-Jiuh Wu, Wen-Chih Chiou
  • Patent number: 11444020
    Abstract: A method for forming a via in a semiconductor device and a semiconductor device including the via are disclosed. In an embodiment, the method may include bonding a first terminal and a second terminal of a first substrate to a third terminal and a fourth terminal of a second substrate; separating the first substrate to form a first component device and a second component device; forming a gap fill material over the first component device, the second component device, and the second substrate; forming a conductive via extending from a top surface of the gap fill material to a fifth terminal of the second substrate; and forming a top terminal over a top surface of the first component device, the top terminal connecting the first component device to the fifth terminal of the second substrate through the conductive via.
    Type: Grant
    Filed: April 13, 2020
    Date of Patent: September 13, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chen-Hua Yu, An-Jhih Su, Chi-Hsi Wu, Wen-Chih Chiou, Tsang-Jiuh Wu, Der-Chyang Yeh, Ming Shih Yeh
  • Patent number: 11437344
    Abstract: In an embodiment, a device includes: a first wafer including a first substrate and a first interconnect structure, a sidewall of the first interconnect structure forming an obtuse angle with a sidewall of the first substrate; and a second wafer bonded to the first wafer, the second wafer including a second substrate and a second interconnect structure, the sidewall of the first substrate being laterally offset from a sidewall of the second substrate and a sidewall of the second interconnect structure.
    Type: Grant
    Filed: September 14, 2020
    Date of Patent: September 6, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Yung-Chi Lin, Tsang-Jiuh Wu, Wen-Chih Chiou, Chen-Hua Yu
  • Publication number: 20220262742
    Abstract: Embodiments include packages and methods for forming packages which include interposers having a substrate made of a dielectric material. The interposers may also include a redistribution structure over the substrate which includes metallization patterns which are stitched together in a patterning process which includes multiple lateral overlapping patterning exposures.
    Type: Application
    Filed: June 4, 2021
    Publication date: August 18, 2022
    Inventors: Shang-Yun Hou, Weiming Chris Chen, Kuo-Chiang Ting, Hsien-Pin Hu, Wen-Chih Chiou, Chen-Hua Yu
  • Publication number: 20220262698
    Abstract: A method includes forming a first passivation layer, forming a metal pad over the first passivation layer, forming a planarization layer having a planar top surface over the metal pad, and patterning the planarization layer to form a first opening. A top surface of the metal pad is revealed through the first opening. The method further includes forming a polymer layer extending into the first opening, and patterning the polymer layer to form a second opening. The top surface of the metal pad is revealed through the second opening.
    Type: Application
    Filed: May 19, 2021
    Publication date: August 18, 2022
    Inventors: Yi-Hsiu Chen, Wen-Chih Chiou, Chen-Hua Yu
  • Publication number: 20220238466
    Abstract: A method includes forming a conductive pad over an interconnect structure of a wafer, forming a capping layer over the conductive pad, forming a dielectric layer covering the capping layer, and etching the dielectric layer to form an opening in the dielectric layer. The capping layer is exposed to the opening. A wet-cleaning process is then performed on the wafer. During the wet-cleaning process, a top surface of the capping layer is exposed to a chemical solution used for performing the wet-cleaning process. The method further includes depositing a conductive diffusion barrier extending into the opening, and depositing a conductive material over the conductive diffusion barrier.
    Type: Application
    Filed: February 26, 2021
    Publication date: July 28, 2022
    Inventors: Chen-Yu Tsai, Ku-Feng Yang, Wen-Chih Chiou
  • Publication number: 20220220624
    Abstract: A semiconductor apparatus and methods of processing a semiconductor workpiece are provided. The semiconductor apparatus for pre-wetting a semiconductor workpiece includes a process chamber, a workpiece holder disposed within the process chamber to hold the semiconductor workpiece, a pre-wetting fluid tank disposed outside the process chamber and containing a pre-wetting fluid, and a conduit coupled to the pre-wetting fluid tank and extending into the process chamber. The conduit delivers the pre-wetting fluid from the pre-wetting fluid tank out through an outlet of the conduit to wet a major surface of the semiconductor workpiece comprising a plurality of recess portions.
    Type: Application
    Filed: January 13, 2021
    Publication date: July 14, 2022
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Yu Tsai, Ku-Feng Yang, Wen-Chih Chiou
  • Publication number: 20220205126
    Abstract: A plating apparatus includes a workpiece holder, a plating bath, and a clamp ring. The plating bath is underneath the workpiece holder. The clamp ring is connected to the workpiece holder. The clamp ring includes channels communicating an inner surface of the clamp ring and an outer surface of the clamp ring.
    Type: Application
    Filed: December 29, 2020
    Publication date: June 30, 2022
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Yu Tsai, Ku-Feng Yang, Wen-Chih Chiou
  • Publication number: 20220208725
    Abstract: A method of manufacturing a semiconductor structure includes following operations. A substrate is provided. A first die is disposed over the substrate. A second die is provided. The second die includes a via extended within the second die. The second die is disposed over the substrate. A molding is formed around the first die and second die. An interconnect structure is formed. The interconnect structure includes a dielectric layer and a conductive member. The dielectric layer is disposed over the molding, the first die and the second die. The conductive member is surrounded by the dielectric layer. The via is formed by removing a portion of the second die to form a recess extended within the second die and disposing a conductive material into the recess.
    Type: Application
    Filed: March 16, 2022
    Publication date: June 30, 2022
    Inventors: MING-FA CHEN, WEN-CHIH CHIOU, SUNG-FENG YEH