Patents by Inventor Chung-Shi Liu

Chung-Shi Liu 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: 20220216153
    Abstract: A semiconductor package includes a first semiconductor die, a molded die, a third encapsulant, and a redistribution structure. The molded die includes a chip, a first encapsulant, and a second encapsulant. The first encapsulant laterally wraps the chip. The second encapsulant laterally wraps the first encapsulant. The third encapsulant laterally wraps the first semiconductor die and the molded die. The redistribution structure extends on the second encapsulant, the third encapsulant, and the first semiconductor die. The redistribution structure is electrically connected to the first semiconductor die and the molded die. The second encapsulant separates the first encapsulant from the third encapsulant.
    Type: Application
    Filed: January 7, 2021
    Publication date: July 7, 2022
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hao-Cheng Hou, Wei-Yu Chen, Jung-Wei Cheng, Tsung-Ding Wang, Chien-Hsun Lee, Chung-Shi Liu
  • Publication number: 20220208633
    Abstract: A semiconductor package includes a circuit structure, a first redistribution layer, a second redistribution layer, a first encapsulant, a bus die and a plurality of through vias. The first redistribution layer is disposed over the circuit structure. The second redistribution layer is disposed over the first redistribution layer. The first encapsulant is disposed between the first redistribution layer and the second redistribution layer. The through vias surround the bus die. The first encapsulant is extended along an entire sidewall of the bus die, and a first surface of the bus die is substantially coplanar with top surfaces of the first encapsulant and the plurality of through vias.
    Type: Application
    Filed: March 16, 2022
    Publication date: June 30, 2022
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Jiun-Yi Wu, Chen-Hua Yu, Chung-Shi Liu, Yu-Min Liang
  • Publication number: 20220199461
    Abstract: A method includes attaching interconnect structures to a carrier substrate, wherein each interconnect structure includes a redistribution structure; a first encapsulant on the redistribution structure; and a via extending through the encapsulant to physically and electrically connect to the redistribution structure; depositing a second encapsulant on the interconnect structures, wherein adjacent interconnect structures are laterally separated by the second encapsulant; after depositing the second encapsulant, attaching a first core substrate to the redistribution structure of at least one interconnect structure, wherein the core substrate is electrically connected to the redistribution structure; and attaching semiconductor devices to the interconnect structures, wherein the semiconductor devices are electrically connected to the vias of the interconnect structures.
    Type: Application
    Filed: March 18, 2021
    Publication date: June 23, 2022
    Inventors: Chen-Hua Yu, Wei-Yu Chen, Jiun Yi Wu, Chung-Shi Liu, Chien-Hsun Lee
  • Patent number: 11355428
    Abstract: A semiconductor package includes an interconnect structure including a redistribution structure, an insulating layer over the redistribution structure, and conductive pillars on the insulating layer, wherein the conductive pillars are connected to the redistribution structure, wherein the interconnect structure is free of active devices, a routing substrate including a routing layer over a core substrate, wherein the interconnect structure is bonded to the routing substrate by solder joints, wherein each of the solder joints bonds a conductive pillar of the conductive pillars to the routing layer, an underfill surrounding the conductive pillars and the solder joints, and a semiconductor device including a semiconductor die connected to a routing structure, wherein the routing structure is bonded to an opposite side of the interconnect structure as the routing substrate.
    Type: Grant
    Filed: February 7, 2020
    Date of Patent: June 7, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Jiun Yi Wu, Chen-Hua Yu, Chung-Shi Liu
  • Patent number: 11355471
    Abstract: Tools and systems for processing semiconductor devices, and methods of processing semiconductor devices are disclosed. In some embodiments, a method of using a tool for processing semiconductor devices includes a tool with a second material disposed over a first material, and a plurality of apertures disposed within the first material and the second material. The second material comprises a higher reflectivity than the first material. Each of the apertures is adapted to retain a package component over a support during an exposure to energy.
    Type: Grant
    Filed: July 31, 2018
    Date of Patent: June 7, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company
    Inventors: Kuei-Wei Huang, Hsiu-Jen Lin, Ai-Tee Ang, Ming-Da Cheng, Chung-Shi Liu
  • Patent number: 11355378
    Abstract: A method includes forming an adhesive layer over a carrier, forming a sacrificial layer over the adhesive layer, forming through-vias over the sacrificial layer, and placing a device die over the sacrificial layer. The Method further includes molding and planarizing the device die and the through-vias, de-bonding the carrier by removing the adhesive layer, and removing the sacrificial layer.
    Type: Grant
    Filed: March 9, 2020
    Date of Patent: June 7, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Yu-Hsiang Hu, Chung-Shi Liu, Hung-Jui Kuo, Ming-Da Cheng
  • Publication number: 20220173003
    Abstract: A method includes placing a package component over a carrier. The package component includes a device die. A core frame is placed over the carrier. The core frame forms a ring encircling the package component. The method further includes encapsulating the core frame and the package component in an encapsulant, forming redistribution lines over the core frame and the package component, and forming electrical connectors over and electrically coupling to the package component through the redistribution lines.
    Type: Application
    Filed: February 14, 2022
    Publication date: June 2, 2022
    Inventors: Jiun Yi Wu, Chen-Hua Yu, Chung-Shi Liu
  • Publication number: 20220165689
    Abstract: A package structure includes a semiconductor device, a molding compound, a first dielectric layer, and a through-via. The molding compound is in contact with a sidewall of the semiconductor device. The first dielectric layer is over the molding compound and the semiconductor device. The through-via is in the molding compound and the first dielectric layer. The through-via is a continuous element and in contact with the first dielectric layer.
    Type: Application
    Filed: February 13, 2022
    Publication date: May 26, 2022
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chih-Hsuan TAI, Ting-Ting KUO, Yu-Chih HUANG, Chih-Wei LIN, Hsiu-Jen LIN, Chih-Hua CHEN, Ming-Da CHENG, Ching-Hua HSIEH, Hao-Yi TSAI, Chung-Shi LIU
  • Patent number: 11342295
    Abstract: A package structure includes at least one semiconductor die, a plurality of hollow cylinders, an insulating encapsulant, a redistribution layer and through holes. The plurality of hollow cylinders is surrounding the at least one semiconductor die. The insulating encapsulant has a top surface and a bottom surface opposite to the top surface, wherein the insulating encapsulant encapsulates the at least one semiconductor die and the plurality of hollow cylinders. The redistribution layer is disposed on the top surface of the insulant encapsulant and over the at least one semiconductor die. The through holes are penetrating through the plurality of hollow cylinders.
    Type: Grant
    Filed: December 24, 2018
    Date of Patent: May 24, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Hua Yu, Chung-Shi Liu, Hao-Yi Tsai, Tin-Hao Kuo
  • Publication number: 20220157785
    Abstract: An embodiment bonded integrated circuit (IC) structure includes a first IC structure and a second IC structure bonded to the first IC structure. The first IC structure includes a first bonding layer and a connector. The second IC structure includes a second bonding layer bonded to and contacting the first bonding layer and a contact pad in the second bonding layer. The connector extends past an interface between the first bonding layer and the second bonding layer, and the contact pad contacts a lateral surface and a sidewall of the connector.
    Type: Application
    Filed: January 31, 2022
    Publication date: May 19, 2022
    Inventors: Chen-Hua Yu, Wen-Chih Chiou, Chung-Shi Liu
  • Publication number: 20220157760
    Abstract: In an embodiment, a device includes: a semiconductor device; and a redistribution structure including: a first dielectric layer; a first grounding feature on the first dielectric layer; a second grounding feature on the first dielectric layer; a first pair of transmission lines on the first dielectric layer, the first pair of transmission lines being laterally disposed between the first grounding feature and the second grounding feature, the first pair of transmission lines being electrically coupled to the semiconductor device; a second dielectric layer on the first grounding feature, the second grounding feature, and the first pair of transmission lines; and a third grounding feature extending laterally along and through the second dielectric layer, the third grounding feature being physically and electrically coupled to the first grounding feature and the second grounding feature, where the first pair of transmission lines extend continuously along a length of the third grounding feature.
    Type: Application
    Filed: January 31, 2022
    Publication date: May 19, 2022
    Inventors: Chien-Hsun Chen, Shou-Yi Wang, Jiun Yi Wu, Chung-Shi Liu, Chen-Hua Yu
  • Patent number: 11322360
    Abstract: A method of manufacturing a semiconductor structure includes receiving a die comprising a top surface and a sacrificial layer covering the top surface; disposing the die on a substrate; disposing a molding surrounding the die; removing a portion of the molding to expose a sidewall of the sacrificial layer, wherein a top surface of the molding is at a level substantially same as the top surface of the die; and removing the sacrificial layer from the die.
    Type: Grant
    Filed: June 9, 2020
    Date of Patent: May 3, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Yu-Hsiang Hu, Wei-Yu Chen, Hung-Jui Kuo, Wei-Hung Lin, Ming-Da Cheng, Chung-Shi Liu
  • Publication number: 20220130794
    Abstract: A method includes placing a first package component and a second package component over a carrier. The first conductive pillars of the first package component and second conductive pillars of the second package component face the carrier. The method further includes encapsulating the first package component and the second package component in an encapsulating material, de-bonding the first package component and the second package component from the carrier, planarizing the first conductive pillars, the second conductive pillars, and the encapsulating material, and forming redistribution lines to electrically couple to the first conductive pillars and the second conductive pillars.
    Type: Application
    Filed: January 3, 2022
    Publication date: April 28, 2022
    Inventors: Ying-Jui Huang, Chien Ling Hwang, Chih-Wei Lin, Ching-Hua Hsieh, Chung-Shi Liu, Chen-Hua Yu
  • Publication number: 20220122897
    Abstract: In an embodiment, a device includes: a first integrated circuit die having a first contact region and a first non-contact region; an encapsulant contacting sides of the first integrated circuit die; a dielectric layer contacting the encapsulant and the first integrated circuit die, the dielectric layer having a first portion over the first contact region, a second portion over the first non-contact region, and a third portion over a portion of the encapsulant; and a metallization pattern including: a first conductive via extending through the first portion of the dielectric layer to contact the first integrated circuit die; and a conductive line extending along the second portion and third portion of the dielectric layer, the conductive line having a straight portion along the second portion of the dielectric layer and a first meandering portion along the third portion of the dielectric layer.
    Type: Application
    Filed: January 3, 2022
    Publication date: April 21, 2022
    Inventors: Chien-Hsun Chen, Yu-Ling Tsai, Jiun Yi Wu, Chien-Hsun Lee, Chung-Shi Liu
  • Publication number: 20220122927
    Abstract: In an embodiment, a device includes: an integrated circuit die; an encapsulant at least partially encapsulating the integrated circuit die; a conductive via extending through the encapsulant; a redistribution structure on the encapsulant, the redistribution structure including: a metallization pattern electrically coupled to the conductive via and the integrated circuit die; a dielectric layer on the metallization pattern, the dielectric layer having a first thickness of 10 ?m to 30 ?m; and a first under-bump metallurgy (UBM) having a first via portion extending through the dielectric layer and a first bump portion on the dielectric layer, the first UBM being physically and electrically coupled to the metallization pattern, the first via portion having a first width, a ratio of the first thickness to the first width being from 1.33 to 1.66.
    Type: Application
    Filed: January 3, 2022
    Publication date: April 21, 2022
    Inventors: Chung-Shi Liu, Jiun Yi Wu, Chien-Hsun Lee
  • Publication number: 20220108961
    Abstract: A semiconductor device has a top metal layer, a first passivation layer over the top metal layer, a first redistribution layer over the first passivation layer, a first polymer layer, and a first conductive via extending through the first polymer layer. The first polymer layer is in physical contact with the first passivation layer.
    Type: Application
    Filed: December 17, 2021
    Publication date: April 7, 2022
    Inventors: Chen-Hua Yu, Tin-Hao Kuo, Chung-Shi Liu, Hao-Yi Tsai
  • Patent number: 11282761
    Abstract: Semiconductor packages and methods of forming the same are disclosed. One of the semiconductor packages includes a first redistribution layer structure, a package structure, a bus die and a plurality of connectors. The package structure is disposed over the first redistribution layer structure, and includes a plurality of package components. The bus die and the connectors are encapsulated by a first encapsulant between the package structure and the first redistribution layer structure. The bus die is electrically connected to two or more of the plurality of package components, and the package structure are electrically connected to the first redistribution layer structure through the plurality of connectors.
    Type: Grant
    Filed: October 17, 2019
    Date of Patent: March 22, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Jiun-Yi Wu, Chen-Hua Yu, Chung-Shi Liu, Yu-Min Liang
  • Patent number: 11282785
    Abstract: A package includes a device die, and an encapsulating material encapsulating the device die therein. The encapsulating material has a top surface coplanar with a top surface of the device die. A coil extends from the top surface to a bottom surface of the encapsulating material, and the device die is in the region encircled by the coil. At least one dielectric layer is formed over the encapsulating material and the coil. A plurality of redistribution lines is in the at least one dielectric layer. The coil is electrically coupled to the device die through the plurality of redistribution lines.
    Type: Grant
    Filed: July 13, 2020
    Date of Patent: March 22, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Hua Yu, Chiang-Jui Chu, Chung-Shi Liu, Hao-Yi Tsai, Ming Hung Tseng, Hung-Yi Kuo
  • Patent number: 11270921
    Abstract: A semiconductor package includes semiconductor dies, an encapsulant, a high-modulus dielectric layer and a redistribution structure. The encapsulant encapsulates the semiconductor dies and is made of a first material. The high-modulus dielectric layer extends on the encapsulant and the semiconductor dies. The high-modulus dielectric layer is made of a second material. The redistribution structure extends on the high-modulus dielectric layer. The redistribution structure includes conductive patterns embedded in at least a pair of dielectric layers. The dielectric layers of the pair are made of a third material. The elastic modulus of the first material is higher than the elastic modulus of the third material. The elastic modulus of the second material is higher than the elastic modulus of the third material.
    Type: Grant
    Filed: May 8, 2020
    Date of Patent: March 8, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hao-Cheng Hou, Chien-Hsun Lee, Chung-Shi Liu, Jung-Wei Cheng, Tsung-Ding Wang, Yi-Yang Lei
  • Publication number: 20220067334
    Abstract: A fingerprint sensor package and method are provided. Embodiments include a sensor and a sensor surface material encapsulated within the fingerprint sensor package. An array of electrodes of the sensor are electrically connected using through vias that are located either in the sensor, in connection blocks separated from the sensor, or through connection blocks, or else connected through other connections such as wire bonds. A high voltage die is attached in order to increase the sensitivity of the fingerprint sensor.
    Type: Application
    Filed: November 9, 2021
    Publication date: March 3, 2022
    Inventors: Yu-Chih Huang, Chih-Hua Chen, Yu-Jen Cheng, Chih-Wei Lin, Yu-Feng Chen, Hao-Yi Tsai, Chung-Shi Liu, Chen-Hua Yu