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: 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
  • Publication number: 20210305140
    Abstract: A semiconductor package and a manufacturing method are provided. The manufacturing method includes: forming a through via structure and a dipole structure over a carrier, wherein the through via structure and the dipole structure respectively include an insulating core and a conductive layer covering the insulating core; attaching a semiconductor die onto the carrier, wherein the through via structure and the dipole structure are located aside the semiconductor die; laterally encapsulating the though via structure, the dipole structure and the semiconductor die with an encapsulant; and removing the carrier.
    Type: Application
    Filed: May 24, 2021
    Publication date: September 30, 2021
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Tuan-Yu Hung, Ching-Feng Yang, Hung-Jui Kuo, Kai-Chiang Wu, Ming-Che Ho
  • Publication number: 20210296221
    Abstract: A semiconductor package includes a circuit board structure, a redistribution layer structure, a package structure, and a ring structure. The redistribution layer structure has a first region and a second region surrounding the first region. The redistribution layer structure is disposed over and electrically connected to the circuit board structure. A metal density in the second region is greater than a metal density in the first region. The package structure is disposed over the first region of the redistribution layer structure. The package structure is electrically connected to the redistribution layer structure. The ring structure is disposed over the second region of the redistribution layer structure.
    Type: Application
    Filed: March 23, 2020
    Publication date: September 23, 2021
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Ching-Feng Yang, Hsin-Yu Pan, Kai-Chiang Wu, Chien-Chang Lin
  • Patent number: 11114357
    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: Grant
    Filed: September 30, 2019
    Date of Patent: September 7, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chun-Lin Lu, Kai-Chiang Wu, Yen-Ping Wang, Shih-Wei Liang, Ching-Feng Yang
  • Publication number: 20210265276
    Abstract: A package structure and the method thereof are provided. The package structure includes a conductive plate, a semiconductor die, a molding compound, and antenna elements. The conductive plate has a first surface, a second surface and a sidewall connecting the first surface and the second surface. The semiconductor die is located on the second surface of the conductive plate. The molding compound laterally encapsulates the semiconductor die and covers the sidewall and a portion of the second surface exposed by the semiconductor die, wherein the first surface of the conductive plate is coplanar with a surface of the molding compound. The antenna elements are located over the first surface of the conductive plate.
    Type: Application
    Filed: May 10, 2021
    Publication date: August 26, 2021
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kai-Chiang Wu, Chen-Hua Yu, Kuo-Chung Yee
  • Patent number: 11101238
    Abstract: A surface mounting semiconductor component includes a semiconductor device, a circuit board, a number of first solder bumps, and a number of second solder bumps. The semiconductor device included a number of die pads. The circuit board includes a number of contact pads. The first solder bumps are configured to bond the semiconductor device and the circuit board. Each of the first solder bumps connects at least two die pads with a corresponding contact pad. Each of the second solder bumps connects a die pad with a corresponding contact pad.
    Type: Grant
    Filed: March 20, 2018
    Date of Patent: August 24, 2021
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Ming-Kai Liu, Chun-Lin Lu, Kai-Chiang Wu, Shih-Wei Liang, Ching-Feng Yang, Yen-Ping Wang, Chia-Chun Miao
  • Patent number: 11094642
    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 has 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: Grant
    Filed: April 15, 2020
    Date of Patent: August 17, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Fang-Yu Liang, Kai-Chiang Wu
  • Publication number: 20210225786
    Abstract: An embodiment package comprises an integrated circuit die encapsulated in an encapsulant, a patch antenna over the integrated circuit die, and a dielectric feature disposed between the integrated circuit die and the patch antenna. The patch antenna overlaps the integrated circuit die in a top-down view. The thickness of the dielectric feature is in accordance with an operating bandwidth of the patch antenna.
    Type: Application
    Filed: April 5, 2021
    Publication date: July 22, 2021
    Inventors: Chen-Hua Yu, Kai-Chiang Wu, Chung-Shi Liu, Shou Zen Chang, Chao-Wen Shih
  • Publication number: 20210210450
    Abstract: A method of manufacturing a semiconductor device includes providing a carrier, disposing a first pad on the carrier, forming a post on the first pad, and disposing a joint adjacent to the post and the first pad to form a first entire contact interface between the first pad and the joint and a second entire contact interface between the first pad and the post. The first entire contact interface and the second entire contact interface are flat surfaces.
    Type: Application
    Filed: March 22, 2021
    Publication date: July 8, 2021
    Inventors: CHUN-LIN LU, KAI-CHIANG WU, MING-KAI LIU, YEN-PING WANG, SHIH-WEI LIANG, CHING-FENG YANG, CHIA-CHUN MIAO, HAO-YI TSAI
  • Publication number: 20210202266
    Abstract: Interconnect devices, packaged semiconductor devices and methods are disclosed herein that are directed towards embedding a local silicon interconnect (LSI) device and through substrate vias (TSVs) into system on integrated substrate (SoIS) technology with a compact package structure. The LSI device may be embedded into SoIS technology with through substrate via integration to provide die-to-die FL connection arrangement for super large integrated Fan-Out (InFO) for SBT technology in a SoIS device. Furthermore, the TSV connection layer may be formed using lithographic or photoresist-defined vias to provide eLSI P/G out to a ball-grid-array (BGA) connection interface.
    Type: Application
    Filed: May 7, 2020
    Publication date: July 1, 2021
    Inventors: Chien-Hsun Chen, Yu-Min Liang, Yen-Ping Wang, Jiun Yi Wu, Chen-Hua Yu, Kai-Chiang Wu
  • Publication number: 20210184335
    Abstract: A semiconductor package and a manufacturing method thereof are provided. The semiconductor package includes: patch antennas, encapsulated by a first encapsulant; a device die, vertically spaced apart from the patch antennas, and electrically coupled to the patch antennas; and at least one redistribution structure, disposed between the patch antennas and the device die, and including electromagnetic bandgap (EBG) structures laterally surrounding each of the patch antennas.
    Type: Application
    Filed: August 20, 2020
    Publication date: June 17, 2021
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Yen-Ping Wang, Chun-Lin Lu, Han-Ping Pu, Kai-Chiang Wu, Chung-Yi Hsu
  • Patent number: 11018083
    Abstract: A semiconductor package and a manufacturing method are provided. The semiconductor package includes a semiconductor die, a through via structure, a dipole structure and an encapsulant. The through via structure and the dipole structure are disposed aside the semiconductor die, and respectively includes an insulating core and a conductive layer. A front surface and a sidewall of the insulating core are covered by the conductive layer. The semiconductor die, the through via structure and the dipole structure are laterally encapsulated by the encapsulant. Surfaces of capping portions of the conductive layers covering the front surfaces of the insulating cores are substantially coplanar with a front surface of the encapsulant.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: May 25, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Tuan-Yu Hung, Ching-Feng Yang, Hung-Jui Kuo, Kai-Chiang Wu, Ming-Che Ho
  • Patent number: 11004799
    Abstract: A package structure and the method thereof are provided. The package structure includes a conductive plate, a semiconductor die, a molding compound, and antenna elements. The conductive plate has a first surface, a second surface and a sidewall connecting the first surface and the second surface. The semiconductor die is located on the second surface of the conductive plate. The molding compound laterally encapsulates the semiconductor die and covers the sidewall and a portion of the second surface exposed by the semiconductor die, wherein the first surface of the conductive plate is coplanar with a surface of the molding compound. The antenna elements are located over the first surface of the conductive plate.
    Type: Grant
    Filed: June 3, 2020
    Date of Patent: May 11, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kai-Chiang Wu, Chen-Hua Yu, Kuo-Chung Yee
  • Patent number: 11004810
    Abstract: A semiconductor package structure including an encapsulation body, an RFIC chip, a first antenna structure, and a second antenna structure is provided. The RFIC chip may be embedded in the encapsulation body. The first antenna structure may be disposed at a lateral side of the RFIC chip, electrically connected to the RFIC chip, and include a first conductor layer and a plurality of first patches opposite to the first conductor layer. The second antenna structure may be stacked on the RFIC chip, electrically connected to the RFIC chip, and include a second conductor layer and a plurality of second patches opposite to the second conductor layer. The first patches and the second patches are located at a surface of the encapsulation body. A first distance between the first conductor layer and the first patches is different from a second distance between the second conductor layer and the second patches.
    Type: Grant
    Filed: December 15, 2019
    Date of Patent: May 11, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kai-Chiang Wu, Chun-Lin Lu, Chao-Wen Shih, Han-Ping Pu, Nan-Chin Chuang
  • Patent number: 10985117
    Abstract: An integrated circuit structure includes a substrate, a metal pad over the substrate, a passivation layer having a portion over the metal pad, and a polymer layer over the passivation layer. A Post-Passivation Interconnect (PPI) has a portion over the polymer layer, wherein the PPI is electrically coupled to the metal pad. The integrated circuit structure further includes a first solder region over and electrically coupled to a portion of the PPI, a second solder region neighboring the first solder region, a first coating material on a surface of the first solder region, and a second coating material on a surface of the second solder region. The first coating material and the second coating material encircle the first solder region and the second solder region, respectively. The first coating material is spaced apart from the second coating material.
    Type: Grant
    Filed: December 13, 2019
    Date of Patent: April 20, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chia-Chun Miao, Shih-Wei Liang, Kai-Chiang Wu
  • Patent number: 10971460
    Abstract: An embodiment package comprises an integrated circuit die encapsulated in an encapsulant, a patch antenna over the integrated circuit die, and a dielectric feature disposed between the integrated circuit die and the patch antenna. The patch antenna overlaps the integrated circuit die in a top-down view. The thickness of the dielectric feature is in accordance with an operating bandwidth of the patch antenna.
    Type: Grant
    Filed: July 15, 2019
    Date of Patent: April 6, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Hua Yu, Kai-Chiang Wu, Chung-Shi Liu, Shou Zen Chang, Chao-Wen Shih
  • Patent number: 10971463
    Abstract: A semiconductor device includes a first carrier including a first pad, a second carrier including a second pad disposed opposite to the first pad, a joint coupled with and standing on the first pad, a joint encapsulating the post and bonding the first pad with the second pad, a first entire contact interface between the first pad and the joint, a second entire contact interface between the first pad and the post, and a third entire contact interface between the joint and the second pad. The first entire contact interface, the second entire contact interface and the third entire contact interface are flat surfaces. A distance between the first entire contact interface and the third entire contact interface is equal to a distance between the second entire contact interface and the third entire contact interface. The second entire contact interface is a continuous surface.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: April 6, 2021
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Chun-Lin Lu, Kai-Chiang Wu, Ming-Kai Liu, Yen-Ping Wang, Shih-Wei Liang, Ching-Feng Yang, Chia-Chun Miao, Hao-Yi Tsai
  • Publication number: 20210098354
    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: Application
    Filed: February 20, 2020
    Publication date: April 1, 2021
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Kai-Chiang Wu, Jiun-Yi Wu, Yu-Min Liang
  • Patent number: 10964595
    Abstract: A method of packaging an integrated circuit includes forming a first integrated circuit and a second integrated circuit on a wafer, the first and second integrated circuit separated by a singulation region. The method includes covering the first and second integrated circuits with a molding compound, and sawing through the molding compound and a top portion of the wafer using a beveled saw blade, while leaving a bottom portion of the wafer remaining. The method further includes sawing through the bottom portion of the wafer using a second saw blade, the second saw blade having a thickness that is less than a thickness of the beveled saw blade. The resulting structure is within the scope of the present disclosure.
    Type: Grant
    Filed: April 22, 2019
    Date of Patent: March 30, 2021
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Yen-Ping Wang, Ming-Kai Liu, Kai-Chiang Wu