Patents by Inventor Kai-Chiang Wu

Kai-Chiang 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).

  • Patent number: 11309242
    Abstract: A package component, a semiconductor package and a manufacturing method thereof are provided. The package component for electrically coupling a semiconductor die includes an insulating layer, a functional circuit structure embedded in the insulating layer within a functional circuit region, and a seal ring structure embedded in the insulating layer within the seal ring region surrounding the functional circuit region. The semiconductor die disposed on the package component is electrically coupled to the functional circuit structure. The seal ring structure is electrically isolated from the functional circuit structure. The seal ring structure includes a stack of alternating interconnect layers and via patterns, and the via pattern at each level of the stack includes first features spaced apart from one another and arranged at neighboring corners of the seal ring region.
    Type: Grant
    Filed: June 29, 2020
    Date of Patent: April 19, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Fang-Yu Liang, Kai-Chiang Wu
  • Patent number: 11296012
    Abstract: A structure includes a die substrate; a passivation layer on the die substrate; first and second interconnect structures on the passivation layer; and a barrier on the passivation layer, at least one of the first or second interconnect structures, or a combination thereof. The first and second interconnect structures comprise first and second via portions through the passivation layer to first and second conductive features of the die substrate, respectively. The first and second interconnect structures further comprise first and second pads, respectively, and first and second transition elements on a surface of the passivation layer between the first and second via portion and the first and second pad, respectively. The barrier is disposed between the first pad and the second pad. The barrier does not fully encircle at least one of the first pad or the second pad.
    Type: Grant
    Filed: July 8, 2019
    Date of Patent: April 5, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chia-Chun Miao, Shih-Wei Liang, Kai-Chiang Wu
  • Patent number: 11289418
    Abstract: A package structure includes a redistribution circuit structure, at least one semiconductor die, an insulating encapsulation, insulators, and metallic patterns. The at least one semiconductor die is located on and electrically connected to the redistribution circuit structure. The insulating encapsulation encapsulates the at least one semiconductor die and located on the redistribution circuit structure. The insulators are located on the redistribution circuit structure, wherein the insulators are separated and spaced apart from each other, wherein edges of each of the insulators are distant from edges of the at least one semiconductor die by an offset in a stacking direction of the redistribution circuit structure and the insulating encapsulation. Each of the metallic patterns is located on a respective one of the insulators.
    Type: Grant
    Filed: May 24, 2020
    Date of Patent: March 29, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chien-Ling Hwang, Chun-Lin Lu, Kai-Chiang Wu
  • Patent number: 11282779
    Abstract: A package structure including a first circuit board structure, a redistribution layer structure, bonding elements, and a semiconductor package is provided. The redistribution layer structure is disposed over and electrically connected to the first circuit board structure. The bonding elements are disposed between and electrically connected to the redistribution layer structure and the first circuit board structure. Each of the bonding elements has a core portion and a shell portion surrounding the core portion. A stiffness of the core portion is higher than a stiffness of the shell portion. A semiconductor package is disposed over and electrically connected to the redistribution layer structure.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: March 22, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kai-Chiang Wu, Jiun-Yi Wu, Yu-Min Liang
  • Patent number: 11282817
    Abstract: A semiconductor device includes a first semiconductor die package. The first semiconductor package includes a molding compound, and a conductive element in the molding compound, wherein a top surface of the conductive element is above or co-planar with a top-most surface of the molding compound. The semiconductor device further includes a second semiconductor die package. The second semiconductor package includes a plurality of copper-containing contacts on a single metal pad, wherein each of the plurality of copper-containing contacts is bonded to the conductive element.
    Type: Grant
    Filed: January 28, 2020
    Date of Patent: March 22, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Yu-Feng Chen, Chun-Hung Lin, Han-Ping Pu, Ming-Da Cheng, Kai-Chiang Wu
  • Publication number: 20220077072
    Abstract: A method of manufacturing a semiconductor structure includes following operations. A first die is provided. A first molding is formed to encapsulate the first die. A second die is disposed over the first molding. A mold chase is disposed over the second die and the first molding. The mold chase includes a protrusion protruded from the mold chase towards the first molding. A molding material is disposed between the mold chase and the first molding. A second molding is formed to surround the second die. The second die is at least partially covered by the second molding. The disposing of the mold chase includes surrounding the protrusion of the mold chase by the molding material.
    Type: Application
    Filed: November 19, 2021
    Publication date: March 10, 2022
    Inventors: CHEN-HUA YU, KAI-CHIANG WU, CHUN-LIN LU
  • Patent number: 11264316
    Abstract: A package structure includes a first RDL structure, a die, an encapsulant, a film, a TIV and a second RDL structure. The die is located over the first RDL structure. The encapsulant laterally encapsulates sidewalls of the die. The film is disposed between the die and the first RDL structure, and between the encapsulant and the first RDL structure. The TIV penetrates through the encapsulant and the film to connect to the first RDL structure. The second RDL structure is disposed on the die, the TIV and the encapsulant and electrically connected to die and the TIV.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: March 1, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chuei-Tang Wang, Chun-Lin Lu, Kai-Chiang Wu
  • Patent number: 11239096
    Abstract: An integrated fan-out package includes a first redistribution structure, a die, an insulation encapsulation, and at least one first through interlayer via. The first redistribution structure includes a dielectric layer, a feed line at least partially disposed on the dielectric layer and a signal enhancement layer covering the feed line, wherein the signal enhancement layer has a lower dissipation factor (Df) and/or a lower permittivity (Dk) than the dielectric layer. The die is disposed on the first redistribution structure. The insulation encapsulation encapsulates the die. The at least one first TIV is embedded in the insulation encapsulation and the signal enhancement layer.
    Type: Grant
    Filed: August 11, 2020
    Date of Patent: February 1, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kai-Chiang Wu, Chung-Hao Tsai, Chun-Lin Lu, Yen-Ping Wang, Che-Wei Hsu
  • Publication number: 20220028773
    Abstract: A package structure including a redistribution circuit structure, a wiring substrate, an insulating encapsulation, a buffer layer, a semiconductor device and a stiffener ring is provided. The redistribution circuit structure includes a first surface and a second surface opposite to the first surface. The wiring substrate is disposed on the first surface of the redistribution circuit structure. The insulating encapsulation is disposed on the first surface of the redistribution circuit structure and laterally encapsulating the wiring substrate. The buffer layer is disposed over the second surface of the redistribution circuit structure. The semiconductor device is disposed on the buffer layer, and the semiconductor device is electrically connected to the wiring substrate through the redistribution circuit structure. The stiffener ring is adhered with the buffer layer by an adhesive.
    Type: Application
    Filed: July 21, 2020
    Publication date: January 27, 2022
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Chun-Lin Lu, Jiun-Yi Wu, Kai-Chiang Wu
  • Patent number: 11233019
    Abstract: A method including followings is provided. An encapsulated device including a semiconductor die and an insulating encapsulation laterally encapsulating the semiconductor die is provided. An insulating layer is formed over a surface of the encapsulated device. A groove pattern is formed on the insulating layer. A conductive paste is filled in the groove pattern and the conductive paste filled in the groove pattern is cured.
    Type: Grant
    Filed: June 4, 2020
    Date of Patent: January 25, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Fang-Yu Liang, Ching-Feng Yang, Kai-Chiang Wu
  • Publication number: 20220013463
    Abstract: A semiconductor package includes a redistribution layer structure, a first semiconductor chip, a circuit board structure and an encapsulation layer. The redistribution layer structure has a first side and a second side opposite to the first side. The first semiconductor chip is electrically connected to the first side of the redistribution layer structure. The circuit board structure is electrically connected to the first side of the redistribution layer structure, and the circuit board structure includes a first mask layer having an opening pattern that corresponds to first semiconductor chip. The encapsulation layer laterally encapsulates the circuit board structure and fills in a space between the semiconductor chip and the opening pattern of the first mask layer of the circuit board structure.
    Type: Application
    Filed: July 8, 2020
    Publication date: January 13, 2022
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Kai-Chiang Wu, Chin-Liang Chen, Jiun-Yi Wu, Yen-Ping Wang
  • Publication number: 20210407904
    Abstract: A package component, a semiconductor package and a manufacturing method thereof are provided. The package component for electrically coupling a semiconductor die includes an insulating layer, a functional circuit structure embedded in the insulating layer within a functional circuit region, and a seal ring structure embedded in the insulating layer within the seal ring region surrounding the functional circuit region. The semiconductor die disposed on the package component is electrically coupled to the functional circuit structure. The seal ring structure is electrically isolated from the functional circuit structure. The seal ring structure includes a stack of alternating interconnect layers and via patterns, and the via pattern at each level of the stack includes first features spaced apart from one another and arranged at neighboring corners of the seal ring region.
    Type: Application
    Filed: June 29, 2020
    Publication date: December 30, 2021
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Fang-Yu Liang, Kai-Chiang Wu
  • Patent number: 11211339
    Abstract: A semiconductor device includes a semiconductor die having an insulative layer and a conductive feature in the insulative layer, and a shield in contact with a lateral surface of the conductive feature. In some embodiments, the lateral surface of the conductive feature is aligned with an edge of the insulating material.
    Type: Grant
    Filed: December 4, 2019
    Date of Patent: December 28, 2021
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Chuei-Tang Wang, Vincent Chen, Tzu-Chun Tang, Chen-Hua Yu, Ching-Feng Yang, Ming-Kai Liu, Yen-Ping Wang, Kai-Chiang Wu, Shou Zen Chang, Wei-Ting Lin, Chun-Lin Lu
  • Patent number: 11211358
    Abstract: Packaged semiconductor devices and methods of packaging semiconductor devices are disclosed. In some embodiments, a packaged semiconductor device includes an integrated circuit die, a first molding material disposed around the integrated circuit die, and a through-via disposed within the first molding material. A first side of a redistribution layer (RDL) is coupled to the integrated circuit die, the through-via, and the first molding material. A second molding material is over a second side of the RDL, the second side of the RDL being opposite the first side of the RDL. The packaged semiconductor device includes an antenna over the second molding material.
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: December 28, 2021
    Assignee: Taiwwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Tzu-Chun Tang, Chuei-Tang Wang, Chun-Lin Lu, Wei-Ting Chen, Vincent Chen, Shou-Zen Chang, Kai-Chiang Wu
  • Publication number: 20210391230
    Abstract: An interposer may comprise a metal layer above a substrate. A dam or a plurality of dams may be formed above the metal layer. A dam surrounds an area of a size larger than a size of a die which may be connected to a contact pad above the metal layer within the area. A dam may comprise a conductive material, or a non-conductive material, or both. An underfill may be formed under the die, above the metal layer, and contained within the area surrounded by the dam, so that no underfill may overflow outside the area surrounded by the dam. Additional package may be placed above the die connected to the interposer to form a package-on-package structure.
    Type: Application
    Filed: August 31, 2021
    Publication date: December 16, 2021
    Inventors: Chun-Lin Lu, Kai-Chiang Wu, Yen-Ping Wang, Shih-Wei Liang, Ching-Feng Yang
  • Publication number: 20210375809
    Abstract: A semiconductor package and a manufacturing method thereof are provided. The semiconductor package includes a semiconductor die laterally covered by an insulating encapsulation, a first redistribution structure disposed on the semiconductor die and the insulating encapsulation, a second redistribution structure disposed opposite to the first redistribution structure, and a through insulating via (TIV) penetrating through the insulating encapsulation. The semiconductor die is electrically coupled to the first redistribution structure through the second redistribution structure and the TIV. The first redistribution structure includes a patterned conductive layer covered by a patterned dielectric layer, and under-ball metallurgy (UBM) pattern partially covered by the patterned dielectric layer.
    Type: Application
    Filed: May 28, 2020
    Publication date: December 2, 2021
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Fang-Yu Liang, Hsiu-Jen Lin, Kai-Chiang Wu, Chih-Chiang Tsao
  • Publication number: 20210375774
    Abstract: A package structure including a semiconductor die, a redistribution layer, a plurality of antenna patterns, a die attach film, and an insulating encapsulant is provided. The semiconductor die have an active surface and a backside surface opposite to the active surface. The redistribution layer is located on the active surface of the semiconductor die and electrically connected to the semiconductor die. The antenna patterns are located over the backside surface of the semiconductor die. The die attach film is located in between the semiconductor die and the antenna patterns, wherein the die attach film includes a plurality of fillers, and an average height of the die attach film is substantially equal to an average diameter of the plurality of fillers. The insulating encapsulant is located in between the redistribution layer and the antenna patterns, wherein the insulating encapsulant encapsulates the semiconductor die and the die attach film.
    Type: Application
    Filed: August 15, 2021
    Publication date: December 2, 2021
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Fang-Yu Liang, Kai-Chiang Wu
  • Patent number: 11183461
    Abstract: A method of manufacturing a semiconductor structure includes following operations. A first die is provided. A first molding is formed to encapsulate the first die. A second die is disposed over the first molding. A mold chase is disposed over the second die and the first molding. The mold chase includes a protrusion protruded from the mold chase towards the first molding. A molding material is disposed between the mold chase and the first molding. A second molding is formed to surround the second die. The second die is at least partially covered by the second molding. The disposing of the mold chase includes surrounding the protrusion of the mold chase by the molding material.
    Type: Grant
    Filed: January 7, 2020
    Date of Patent: November 23, 2021
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Chen-Hua Yu, Kai-Chiang Wu, Chun-Lin Lu
  • Patent number: 11145595
    Abstract: An integrated fan-out (InFO) package includes a first redistribution structure, a die, an encapsulant, a plurality of first through interlayer vias (TIV), a second redistribution structure, an insulating layer, a supporting layer, and a plurality of conductive patches. The die is disposed on the first redistribution structure. The encapsulant encapsulates the die. The first TIVs are embedded in the encapsulant. The second redistribution structure is disposed on the die, the first TIVs, and the encapsulant. The first redistribution structure is electrically connected to the second redistribution structure through the first TIVs. The insulating layer is disposed on the first redistribution structure opposite to the die and includes a plurality of air gaps. The supporting layer is over the insulating layer. The conductive patches are over the supporting layer. Locations of the conductive patches correspond to locations of the air gaps of the insulating layer.
    Type: Grant
    Filed: December 8, 2019
    Date of Patent: October 12, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chun-Lin Lu, Han-Ping Pu, Kai-Chiang Wu, Nan-Chin Chuang
  • Patent number: RE49046
    Abstract: Package on package (PoP) devices and methods of packaging semiconductor dies are disclosed. A PoP device is formed by connecting a top package and a bottom package together using a plurality of PoP connectors on the bottom package connected to corresponding connectors of the top package. The PoP device further comprises a plurality of dummy connectors contained in the bottom package and not connected to any corresponding connector in the top package.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: April 19, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Ming-Kai Liu, Kai-Chiang Wu, Hsien-Wei Chen, Shih-Wei Liang