Patents by Inventor Po-Hao Tsai

Po-Hao Tsai 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: 11784148
    Abstract: A redistribution structure includes a first dielectric layer, a pad pattern, and a second dielectric layer. The pad pattern is disposed on the first dielectric layer and includes a pad portion and a peripheral portion. The pad portion is embedded in the first dielectric layer, wherein a lower surface of the pad portion is substantially coplanar with a lower surface of the first dielectric layer. The peripheral portion surrounds the pad portion. The second dielectric layer is disposed on the pad pattern and includes a plurality of extending portions extending through the peripheral portion.
    Type: Grant
    Filed: March 21, 2022
    Date of Patent: October 10, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chia-Kuei Hsu, Ming-Chih Yew, Po-Hao Tsai, Po-Yao Lin, Shin-Puu Jeng
  • Patent number: 11776935
    Abstract: An integrated fan out package on package architecture is utilized along with a reference via in order to provide a reference voltage that extends through the InFO-POP architecture. If desired, the reference via may be exposed and then connected to a shield coating that can be used to shield the InFO-POP architecture. The reference via may be exposed by exposing either a top surface or a sidewall of the reference via using one or more singulation processes.
    Type: Grant
    Filed: June 29, 2022
    Date of Patent: October 3, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Jing-Cheng Lin, Chen-Hua Yu, Po-Hao Tsai
  • Patent number: 11764139
    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: July 12, 2021
    Date of Patent: September 19, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Jing-Cheng Lin, Chi-Hsi Wu, Chen-Hua Yu, Po-Hao Tsai
  • Patent number: 11764159
    Abstract: Structures and formation methods of chip packages are provided. The method includes disposing a semiconductor die over a carrier substrate. The method also includes disposing an interposer substrate over the carrier substrate. The interposer substrate has a recess that penetrates through opposite surfaces of the interposer substrate. The interposer substrate has interior sidewalls surrounding the semiconductor die, and the semiconductor die is as high as or higher than the interposer substrate. The method further includes forming a protective layer in the recess of the interposer substrate to surround the semiconductor die. In addition, the method includes removing the carrier substrate and stacking a package structure over the interposer substrate.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: September 19, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Shin-Puu Jeng, Po-Hao Tsai, Po-Yao Chuang, Techi Wong
  • Patent number: 11756802
    Abstract: A method includes forming a release film over a carrier, attaching a device over the release film through a die-attach film, encapsulating the device in an encapsulating material, performing a planarization on the encapsulating material to expose the device, detaching the device and the encapsulating material from the carrier, etching the die-attach film to expose a back surface of the device, and applying a thermal conductive material on the back surface of the device.
    Type: Grant
    Filed: July 27, 2022
    Date of Patent: September 12, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Jing-Cheng Lin, Li-Hui Cheng, Po-Hao Tsai
  • Publication number: 20230260890
    Abstract: A chip package is provided. The chip package includes a substrate structure. The substrate structure includes a redistribution structure having a conductive pad. The substrate structure includes a first insulating layer under the redistribution structure. The substrate structure includes a conductive via structure passing through the first insulating layer. The conductive via structure is under and electrically connected with the conductive pad. The substrate structure includes a second insulating layer disposed between the redistribution structure and the first insulating layer. The chip package includes a first chip over the redistribution structure and electrically connected to the conductive via structure through the redistribution structure. The chip package includes a second chip under the substrate structure.
    Type: Application
    Filed: April 26, 2023
    Publication date: August 17, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Shin-Puu JENG, Po-Hao TSAI, Po-Yao CHUANG, Feng-Cheng HSU, Shuo-Mao CHEN, Techi WONG
  • Publication number: 20230253301
    Abstract: A semiconductor device and method of manufacture are provided whereby an interposer and a first semiconductor device are placed onto a carrier substrate and encapsulated. The interposer comprises a first portion and conductive pillars extending away from the first portion. A redistribution layer located on a first side of the encapsulant electrically connects the conductive pillars to the first semiconductor device.
    Type: Application
    Filed: April 18, 2023
    Publication date: August 10, 2023
    Inventors: Po-Hao Tsai, Po-Yao Chuang, Shin-Puu Jeng, Techi Wong
  • Publication number: 20230223364
    Abstract: A device includes a redistribution structure, a first semiconductor device, a first antenna, and a first conductive pillar on the redistribution structure that are electrically connected to the redistribution structure, an antenna structure over the first semiconductor device, wherein the antenna structure includes a second antenna that is different from the first antenna, wherein the antenna structure includes an external connection bonded to the first conductive pillar, and a molding material extending between the antenna structure and the redistribution structure, the molding material surrounding the first semiconductor device, the first antenna, the external connection, and the first conductive pillar.
    Type: Application
    Filed: March 20, 2023
    Publication date: July 13, 2023
    Inventors: Po-Hao Tsai, Po-Yao Chuang, Ming-Chih Yew, Shin-Puu Jeng
  • Publication number: 20230207476
    Abstract: A package structure is provided. The package structure includes a redistribution structure and a semiconductor chip over the redistribution structure. The package structure also includes an adhesive element over the semiconductor chip. Opposite outermost edges of the adhesive element are laterally between opposite outermost edges of the redistribution structure. The package structure further includes a protective layer laterally surrounding the semiconductor chip and the adhesive element. In addition, the package structure includes a thermal conductive element over the semiconductor chip. The thermal conductive element is surrounded by the adhesive element.
    Type: Application
    Filed: March 3, 2023
    Publication date: June 29, 2023
    Inventors: Po-Hao TSAI, Techi WONG, Yi-Wen WU, Po-Yao CHUANG, Shin-Puu JENG
  • Publication number: 20230207477
    Abstract: A method for forming a chip package structure is provided. The method includes forming a conductive pad over a carrier substrate, forming a substrate layer over the carrier substrate, wherein the conductive pad is embedded in the substrate layer, forming a conductive pillar electrically connected to the conductive pad, disposing a chip in the substrate layer, and forming a molding layer surrounding the chip.
    Type: Application
    Filed: March 6, 2023
    Publication date: June 29, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Shin-Puu JENG, Techi WONG, Po-Yao LIN, Ming-Chih YEW, Po-Hao TSAI, Po-Yao CHUANG
  • Patent number: 11682599
    Abstract: A method for forming a chip package structure is provided. The method includes disposing a chip over a redistribution structure. The method includes forming a molding layer over the redistribution structure and adjacent to the chip. The method includes partially removing the molding layer to form a trench in the molding layer, and the trench is spaced apart from the chip.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: June 20, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Po-Hao Tsai, Techi Wong, Meng-Wei Chou, Meng-Liang Lin, Po-Yao Chuang, Shin-Puu Jeng
  • Patent number: 11670577
    Abstract: A chip package is provided. The chip package includes a substrate structure. The substrate structure includes a redistribution structure, a third insulating layer, and a fourth insulating layer. The first wiring layer has a conductive pad. The conductive pad is exposed from the first insulating layer, and the second wiring layer protrudes from the second insulating layer. The third insulating layer is under the first insulating layer of the redistribution structure and has a through hole corresponding to the conductive pad of the first wiring layer. The conductive pad overlaps the third insulating layer. The fourth insulating layer disposed between the redistribution structure and the third insulating layer. The chip package includes a chip over the redistribution structure and electrically connected to the first wiring layer and the second wiring layer.
    Type: Grant
    Filed: April 19, 2021
    Date of Patent: June 6, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Shin-Puu Jeng, Po-Hao Tsai, Po-Yao Chuang, Feng-Cheng Hsu, Shuo-Mao Chen, Techi Wong
  • Publication number: 20230154880
    Abstract: A method includes forming a seed layer over a first conductive feature of a wafer, forming a patterned plating mask on the seed layer, and plating a second conductive feature in an opening in the patterned plating mask. The plating includes performing a plurality of plating cycles, with each of the plurality of plating cycles including a first plating process performed using a first plating current density, and a second plating process performed using a second plating current density lower than the first plating current density. The patterned plating mask is then removed, and the seed layer is etched.
    Type: Application
    Filed: January 6, 2023
    Publication date: May 18, 2023
    Inventors: Po-Hao Tsai, Ming-Da Cheng, Wen-Hsiung Lu, Hsu-Lun Liu, Kai-Di Wu, Su-Fei Lin
  • Publication number: 20230146652
    Abstract: A method of manufacturing a semiconductor device includes following operations. A substrate is received. An electrical conductor is formed over a surface of the substrate. A photo-curable material is selectively dispensed over the surface of the substrate. The photo-curable material is irradiated to form a passivation layer is formed over the surface of the substrate. The passivation layer partially covers an edge of the electrical conductor.
    Type: Application
    Filed: January 13, 2023
    Publication date: May 11, 2023
    Inventors: JING-CHENG LIN, LI-HUI CHENG, PO-HAO TSAI
  • Patent number: 11646256
    Abstract: A semiconductor device and method of manufacture are provided whereby an interposer and a first semiconductor device are placed onto a carrier substrate and encapsulated. The interposer comprises a first portion and conductive pillars extending away from the first portion. A redistribution layer located on a first side of the encapsulant electrically connects the conductive pillars to the first semiconductor device.
    Type: Grant
    Filed: May 14, 2021
    Date of Patent: May 9, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Po-Hao Tsai, Po-Yao Chuang, Shin-Puu Jeng, Techi Wong
  • Publication number: 20230104551
    Abstract: A method includes bonding an antenna substrate to a redistribution structure. The antenna substrate has a first part of a first antenna, and the redistribution structure has a second part of the first antenna. The method further includes encapsulating the antenna substrate in an encapsulant, and bonding a package component to the redistribution structure. The redistribution structure includes a third part of a second antenna, and the package component includes a fourth part of the second antenna.
    Type: Application
    Filed: December 12, 2022
    Publication date: April 6, 2023
    Inventors: Po-Yao Chuang, Po-Hao Tsai, Shin-Puu Jeng
  • Publication number: 20230105359
    Abstract: In an embodiment, a package includes: a first redistribution structure; a first integrated circuit die connected to the first redistribution structure; a ring-shaped substrate surrounding the first integrated circuit die, the ring-shaped substrate connected to the first redistribution structure, the ring-shaped substrate including a core and conductive vias extending through the core; a encapsulant surrounding the ring-shaped substrate and the first integrated circuit die, the encapsulant extending through the ring-shaped substrate; and a second redistribution structure on the encapsulant, the second redistribution structure connected to the first redistribution structure through the conductive vias of the ring-shaped substrate.
    Type: Application
    Filed: December 12, 2022
    Publication date: April 6, 2023
    Inventors: Po-Hao Tsai, Techi Wong, Meng-Wei Chou, Meng-Liang Lin, Po-Yao Chuang, Shin-Puu Jeng
  • Publication number: 20230107847
    Abstract: A semiconductor die may include metal interconnect structures located within interconnect-level dielectric material layers, bonding pads located on a topmost interconnect-level dielectric material layer, a dielectric passivation layer located on the topmost interconnect-level dielectric material layer, and metal bump structures extending through the dielectric passivation layer and located on the bonding pads. Each of the metal bump structures comprises a contoured bottom surface including a bottommost surface segment in contact with a top surface of a respective one of the bonding pads, a tapered surface segment in contact with a tapered sidewall of a respective opening through the dielectric passivation layer, and an annular surface segment that overlies the dielectric passivation layer and having an inner periphery that is laterally offset inward from an outer periphery by a lateral offset distance that is at least 8% of a width of a respective underlying one of the bonding pads.
    Type: Application
    Filed: May 19, 2022
    Publication date: April 6, 2023
    Inventors: Yen-Kun LAI, Yi-Wen WU, Kuo-Chin CHANG, Po-Hao TSAI, Mirng-Ji LII
  • Patent number: 11610854
    Abstract: A device includes a redistribution structure, a first semiconductor device, a first antenna, and a first conductive pillar on the redistribution structure that are electrically connected to the redistribution structure, an antenna structure over the first semiconductor device, wherein the antenna structure includes a second antenna that is different from the first antenna, wherein the antenna structure includes an external connection bonded to the first conductive pillar, and a molding material extending between the antenna structure and the redistribution structure, the molding material surrounding the first semiconductor device, the first antenna, the external connection, and the first conductive pillar.
    Type: Grant
    Filed: April 5, 2021
    Date of Patent: March 21, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Po-Hao Tsai, Po-Yao Chuang, Ming-Chih Yew, Shin-Puu Jeng
  • Patent number: 11605579
    Abstract: A semiconductor device includes a substrate, an electrical conductor and a passivation layer. The substrate includes a first surface. The electric conductor is over the first surface of the substrate. The passivation layer is over the first surface of the substrate. The passivation layer includes a first part and a second part. In some embodiments, the first part is in contact with an edge of the electrical conductor, the second part is connected to the first part and apart from the edge of the electrical conductor, and the first part of the passivation layer has curved surface.
    Type: Grant
    Filed: January 10, 2020
    Date of Patent: March 14, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Jing-Cheng Lin, Li-Hui Cheng, Po-Hao Tsai