Patents by Inventor Chi-Hsi Wu

Chi-Hsi Wu 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).

  • Publication number: 20210335701
    Abstract: A semiconductor device includes a substrate, a first redistribution layer (RDL) over a first side of the substrate, one or more semiconductor dies over and electrically coupled to the first RDL, and an encapsulant over the first RDL and around the one or more semiconductor dies. The semiconductor device also includes connectors attached to a second side of the substrate opposing the first side, the connectors being electrically coupled to the first RDL. The semiconductor device further includes a polymer layer on the second side of the substrate, the connectors protruding from the polymer layer above a first surface of the polymer layer distal the substrate. A first portion of the polymer layer contacting the connectors has a first thickness, and a second portion of the polymer layer between adjacent connectors has a second thickness smaller than the first thickness.
    Type: Application
    Filed: July 12, 2021
    Publication date: October 28, 2021
    Inventors: Jing-Cheng Lin, Chi-Hsi Wu, Chen-Hua Yu, Po-Hao Tsai
  • Patent number: 11158619
    Abstract: An embodiment package includes a first integrated circuit die, an encapsulant around the first integrated circuit die, a conductive line electrically connecting a first conductive via to a second conductive via, the conductive line including a first segment over the first integrated circuit die and having a first width, and a second segment over the first integrated circuit die having a second width larger than the first width, the second segment extending over a first boundary between the first integrated circuit die and the encapsulant.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: October 26, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Li-Hsien Huang, An-Jhih Su, Chi-Hsi Wu, Chen-Hua Yu, Der-Chyang Yeh
  • Patent number: 11156772
    Abstract: A method includes forming silicon waveguide sections in a first oxide layer over a substrate, the first oxide layer disposed on the substrate, forming a routing structure over the first oxide layer, the routing structure including one or more insulating layers and one or more conductive features in the one or more insulating layers, recessing regions of the routing structure, forming nitride waveguide sections in the recessed regions of the routing structure, wherein the nitride waveguide sections extend over the silicon waveguide sections, forming a second oxide layer over the nitride waveguide sections, and attaching semiconductor dies to the routing structure, the dies electrically connected to the conductive features.
    Type: Grant
    Filed: August 17, 2020
    Date of Patent: October 26, 2021
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chen-Hua Yu, Hsing-Kuo Hsia, Kuo-Chiang Ting, Pin-Tso Lin, Sung-Hui Huang, Shang-Yun Hou, Chi-Hsi Wu
  • Publication number: 20210327778
    Abstract: An embodiment is a method including: attaching a first die to a first side of a first component using first electrical connectors, attaching a first side of a second die to first side of the first component using second electrical connectors, attaching a dummy die to the first side of the first component in a scribe line region of the first component, adhering a cover structure to a second side of the second die, and singulating the first component and the dummy die to form a package structure.
    Type: Application
    Filed: June 29, 2021
    Publication date: October 21, 2021
    Inventors: Chen-Hua Yu, Wen-Hsin Wei, Chi-Hsi Wu, Shang-Yun Hou, Jing-Cheng Lin, Hsien-Pin Hu, Ying-Ching Shih, Szu-Wei Lu
  • Publication number: 20210320097
    Abstract: An integrated circuit package and a method of forming the same are provided. The method includes attaching an integrated circuit die to a first substrate. A dummy die is formed. The dummy die is attached to the first substrate adjacent the integrated circuit die. An encapsulant is formed over the first substrate and surrounding the dummy die and the integrated circuit die. The encapsulant, the dummy die and the integrated circuit die are planarized, a topmost surface of the encapsulant being substantially level with a topmost surface of the dummy die and a topmost surface of the integrated circuit die. An interior portion of the dummy die is removed. A remaining portion of the dummy die forms an annular structure.
    Type: Application
    Filed: June 23, 2021
    Publication date: October 14, 2021
    Inventors: Shang-Yun Hou, Sung-Hui Huang, Kuan-Yu Huang, Hsien-Pin Hu, Yushun Lin, Heh-Chang Huang, Hsing-Kuo Hsia, Chih-Chieh Hung, Ying-Ching Shih, Chin-Fu Kao, Wen-Hsin Wei, Li-Chung Kuo, Chi-Hsi Wu, Chen-Hua Yu
  • Publication number: 20210305102
    Abstract: In an embodiment, a method for fabricating a FinFET device includes providing a semiconductor substrate, etching the semiconductor substrate to form dummy fins and active fins. The group of dummy fins is etched through a patterned mask layer. An isolation feature is formed on the semiconductor substrate after etching the first group of dummy fins.
    Type: Application
    Filed: April 12, 2021
    Publication date: September 30, 2021
    Inventors: Joanna Chaw Yane YIN, Chi-Hsi WU, Kuo-Chiang TING, Kuang-Hsin CHEN
  • Patent number: 11133237
    Abstract: An integrated circuit package and a method of fabrication of the same are provided. An opening is formed in a substrate. An embedded heat dissipation feature (eHDF) is placed in the opening in the substrate and is attached to the substrate using a high thermal conductivity adhesive. One or more bonded chips are attached to the substrate using a flip-chip method. The eHDF is thermally attached to one or more hot spots of the bonded chips. In some embodiments, the eHDF may comprise multiple physically disconnected portions. In other embodiments, the eHDF may have a perforated structure.
    Type: Grant
    Filed: April 20, 2020
    Date of Patent: September 28, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company
    Inventors: Wensen Hung, Szu-Po Huang, Hsiang-Fan Lee, Kim Hong Chen, Chi-Hsi Wu, Shin-Puu Jeng
  • Patent number: 11133258
    Abstract: A structure includes a bridge die. The bridge die includes a semiconductor substrate; and an interconnect structure over the semiconductor substrate. The interconnect structure includes dielectric layers and conductive lines in the dielectric layers, an encapsulant encapsulating the bridge die therein, and a redistribution structure over the bridge die. The redistribution structure includes redistribution lines therein. A first package component and a second package component are bonded to the redistribution lines. The first package component and the second package component are electrically interconnected through the redistribution lines and the bridge die.
    Type: Grant
    Filed: November 1, 2019
    Date of Patent: September 28, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Hua Yu, An-Jhih Su, Chi-Hsi Wu, Der-Chyang Yeh, Ming Shih Yeh, Tsung-Shu Lin
  • Publication number: 20210287956
    Abstract: A package includes a substrate having a conductive layer, and the conductive layer comprises an exposed portion. A die stack is disposed over the substrate and electrically connected to the conductive layer. A high thermal conductivity material is disposed over the substrate and contacting the exposed portion of the conductive layer. The package further includes a contour ring over and contacting the high thermal conductivity material.
    Type: Application
    Filed: May 27, 2021
    Publication date: September 16, 2021
    Inventors: Wensen Hung, Szu-Po Huang, Hsiang-Fan Lee, Kim Hong Chen, Chi-Hsi Wu, Shin-Puu Jeng
  • Patent number: 11101140
    Abstract: An interposer substrate is manufactured with a scribe line between adjacent regions. In an embodiment a separate exposure reticle is utilized to pattern the scribe line. The exposure reticle to pattern the scribe line will create an exposure region which overlaps and overhangs the exposure regions utilized to form adjacent regions.
    Type: Grant
    Filed: August 1, 2018
    Date of Patent: August 24, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Wen-Hsin Wei, Hsien-Pin Hu, Shang-Yun Hou, Chi-Hsi Wu, Chen-Hua Yu, Wen-Jung Chuang, Chun-Che Chen, Jhih-Ming Lin, Chih-Ching Lin, Shih-Wen Huang, Chun Hua Chang, Tsung-Yang Hsieh
  • Patent number: 11101260
    Abstract: An integrated circuit package and a method of forming the same are provided. The method includes attaching an integrated circuit die to a first substrate. A dummy die is formed. The dummy die is attached to the first substrate adjacent the integrated circuit die. An encapsulant is formed over the first substrate and surrounding the dummy die and the integrated circuit die. The encapsulant, the dummy die and the integrated circuit die are planarized, a topmost surface of the encapsulant being substantially level with a topmost surface of the dummy die and a topmost surface of the integrated circuit die. An interior portion of the dummy die is removed. A remaining portion of the dummy die forms an annular structure.
    Type: Grant
    Filed: August 1, 2018
    Date of Patent: August 24, 2021
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Shang-Yun Hou, Sung-Hui Huang, Kuan-Yu Huang, Hsien-Pin Hu, Yushun Lin, Heh-Chang Huang, Hsing-Kuo Hsia, Chih-Chieh Hung, Ying-Ching Shih, Chin-Fu Kao, Wen-Hsin Wei, Li-Chung Kuo, Chi-Hsi Wu, Chen-Hua Yu
  • Patent number: 11088048
    Abstract: The present disclosure provides a semiconductor structure. The semiconductor includes a substrate, a block bonded on the substrate, a first die bonded on the block, a second die disposed over the first die, and a heat spreader covering the block and having a surface facing toward and proximal to the block. A thermal conductivity of the heat spreader is higher than a thermal conductivity of the block.
    Type: Grant
    Filed: December 23, 2019
    Date of Patent: August 10, 2021
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Chi-Hsi Wu, Wensen Hung, Tsung-Shu Lin, Shih-Chang Ku, Tsung-Yu Chen, Hung-Chi Li
  • Publication number: 20210225666
    Abstract: A method includes attaching semiconductor devices to an interposer structure, attaching the interposer structure to a first carrier substrate, attaching integrated passive devices to the first carrier substrate, forming an encapsulant over the semiconductor devices and the integrated passive devices, debonding the first carrier substrate, attaching the encapsulant and the semiconductor devices to a second carrier substrate, forming a first redistribution structure on the encapsulant, the interposer structure, and the integrated passive devices, wherein the first redistribution structure contacts the interposer structure and the integrated passive devices, and forming external connectors on the first redistribution structure.
    Type: Application
    Filed: January 17, 2020
    Publication date: July 22, 2021
    Inventors: Shih Ting Lin, Szu-Wei Lu, Weiming Chris Chen, Kuo-Chiang Ting, Shang-Yun Hou, Chi-Hsi Wu
  • Patent number: 11069625
    Abstract: A method for forming a package structure and method for forming the same are provided. The method includes forming a package layer over a substrate, and forming a first dielectric layer over the package layer. The method further includes forming a first alignment mark and a second alignment mark over the first dielectric layer. The method includes forming a second dielectric layer over the first dielectric layer and removing a portion of the second dielectric layer to form a first trench to expose the first alignment mark, and to form a first opening to expose the second alignment.
    Type: Grant
    Filed: December 24, 2018
    Date of Patent: July 20, 2021
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Cheng-Hsien Hsieh, Li-Han Hsu, Wei-Cheng Wu, Hsien-Wei Chen, Der-Chyang Yeh, Chi-Hsi Wu
  • Patent number: 11062987
    Abstract: A semiconductor device includes a substrate, a first redistribution layer (RDL) over a first side of the substrate, one or more semiconductor dies over and electrically coupled to the first RDL, and an encapsulant over the first RDL and around the one or more semiconductor dies. The semiconductor device also includes connectors attached to a second side of the substrate opposing the first side, the connectors being electrically coupled to the first RDL. The semiconductor device further includes a polymer layer on the second side of the substrate, the connectors protruding from the polymer layer above a first surface of the polymer layer distal the substrate. A first portion of the polymer layer contacting the connectors has a first thickness, and a second portion of the polymer layer between adjacent connectors has a second thickness smaller than the first thickness.
    Type: Grant
    Filed: April 13, 2020
    Date of Patent: July 13, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Jing-Cheng Lin, Chi-Hsi Wu, Chen-Hua Yu, Po-Hao Tsai
  • Publication number: 20210193618
    Abstract: An embodiment package includes a first integrated circuit die, an encapsulant around the first integrated circuit die, and a conductive line electrically connecting a first conductive via to a second conductive via. The conductive line includes a first segment over the first integrated circuit die and having a first lengthwise dimension extending in a first direction and a second segment having a second lengthwise dimension extending in a second direction different than the first direction. The second segment extends over a boundary between the first integrated circuit die and the encapsulant.
    Type: Application
    Filed: March 9, 2021
    Publication date: June 24, 2021
    Inventors: Cheng-Hsien Hsieh, Li-Han Hsu, Wei-Cheng Wu, Hsien-Wei Chen, Der-Chyang Yeh, Chi-Hsi Wu, Chen-Hua Yu
  • Publication number: 20210193485
    Abstract: A semiconductor device includes a first die extending through a molding compound layer, a first dummy die having a bottom embedded in the molding compound layer, wherein a height of the first die is greater than a height of the first dummy die, and an interconnect structure over the molding compound layer, wherein a first metal feature of the interconnect structure is electrically connected to the first die and a second metal feature of the interconnect structure is over the first dummy die and extends over a sidewall of the first dummy die.
    Type: Application
    Filed: March 8, 2021
    Publication date: June 24, 2021
    Inventors: Chen-Hua Yu, An-Jhih Su, Chi-Hsi Wu, Der-Chyang Yeh, Hsien-Wei Chen, Wei-Yu Chen
  • Publication number: 20210185810
    Abstract: A package includes a conductive pad, with a plurality of openings penetrating through the conductive pad. A dielectric layer encircles the conductive pad. The dielectric layer has portions filling the plurality of openings. An Under-Bump Metallurgy (UBM) includes a via portion extending into the dielectric layer to contact the conductive pad. A solder region is overlying and contacting the UBM. An integrated passive device is bonded to the UBM through the solder region.
    Type: Application
    Filed: March 1, 2021
    Publication date: June 17, 2021
    Inventors: Cheng-Hsien Hsieh, Chi-Hsi Wu, Chen-Hua Yu, Der-Chyang Yeh, Hsien-Wei Chen, Li-Han Hsu, Wei-Cheng Wu
  • Patent number: 11037852
    Abstract: A package includes a substrate having a conductive layer, and the conductive layer comprises an exposed portion. A die stack is disposed over the substrate and electrically connected to the conductive layer. A high thermal conductivity material is disposed over the substrate and contacting the exposed portion of the conductive layer. The package further includes a contour ring over and contacting the high thermal conductivity material.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: June 15, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Wensen Hung, Szu-Po Huang, Hsiang-Fan Lee, Kim Hong Chen, Chi-Hsi Wu, Shin-Puu Jeng
  • Patent number: 11018069
    Abstract: A semiconductor device and method of reducing the risk of underbump metallization poisoning from the application of underfill material is provided. In an embodiment a spacer is located between a first underbump metallization and a second underbump metallization. When an underfill material is dispensed between the first underbump metallization and the second underbump metallization, the spacer prevents the underfill material from creeping towards the second underbump metallization. In another embodiment a passivation layer is used to inhibit the flow of underfill material as the underfill material is being dispensed.
    Type: Grant
    Filed: September 13, 2019
    Date of Patent: May 25, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Ying-Ju Chen, An-Jhih Su, Hsien-Wei Chen, Der-Chyang Yeh, Chi-Hsi Wu, Chen-Hua Yu