Patents by Inventor Chien-Hsun Lee

Chien-Hsun Lee 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: 20230122816
    Abstract: A method includes placing a package component over a carrier, encapsulating the package component in an encapsulant, and forming a connection structure over and electrically coupling to the package component. The formation of the connection structure includes forming a first via group over and electrically coupling to the package component, forming a first conductive trace over and contacting the first via group, forming a second via group overlying and contacting the first conductive trace, wherein each of the first via group and the second via group comprises a plurality of vias, forming a second conductive trace over and contacting the second via group, forming a top via overlying and contacting the second conductive trace, and forming an Under-Bump-Metallurgy (UBM) over and contacting the top via.
    Type: Application
    Filed: December 19, 2022
    Publication date: April 20, 2023
    Inventors: Chien-Hsun Chen, Jiun Yi Wu, Chien-Hsun Lee, Chung -Shi Liu
  • Patent number: 11602056
    Abstract: Circuit board includes conductive plate, core dielectric layer, metallization layer, first build-up stack, second build-up stack. Conductive plate has channels extending from top surface to bottom surface. Core dielectric layer extends on covering top surface and side surfaces of conductive plate. Metallization layer extends on core dielectric layer and within channels of conductive plate. Core dielectric layer insulates metallization layer from conductive plate. First build-up stack is disposed on top surface of conductive plate and includes conductive layers alternately stacked with dielectric layers. Conductive layers electrically connect to metallization layer. Second build-up stack is disposed on bottom surface of conductive plate. Second build-up stack includes bottommost dielectric layer and bottommost conductive layer. Bottommost dielectric layer covers bottom surface of conductive plate.
    Type: Grant
    Filed: January 4, 2021
    Date of Patent: March 7, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Jiun-Yi Wu, Chien-Hsun Lee, Chen-Hua Yu, Chung-Shi Liu
  • Publication number: 20230009901
    Abstract: A semiconductor package is provided. The semiconductor package includes: semiconductor dies, separated from one another, and including die I/Os at their active sides; and a redistribution structure, disposed at the active sides of the semiconductor dies and connected to the die I/Os, wherein the redistribution structure includes first and second routing layers sequentially arranged along a direction away from the die I/Os, the first routing layer includes a ground plane and first signal lines laterally surrounded by and isolated from the first ground plane, the first signal lines connect to the die I/Os and rout the die I/Os from a central region to a peripheral region of the redistribution structure, the second routing layer includes second signal lines and ground lines, and the second signal lines and the ground lines respectively extend from a location in the peripheral region to another location in the peripheral region through the central region.
    Type: Application
    Filed: July 9, 2021
    Publication date: January 12, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chien-Hsun Chen, Chien-Hsun Lee, Chung-Shi Liu, Jiun-Yi Wu, Shou-Yi Wang, Tsung-Ding Wang
  • Publication number: 20230009553
    Abstract: Provided are a package structure and a method of forming the same. The method includes: laterally encapsulating a device die and an interconnect die by a first encapsulant; forming a redistribution layer (RDL) structure on the device die, the interconnect die, and the first encapsulant; bonding a package substrate onto the RDL structure, so that the RDL structure is sandwiched between the package substrate and the device die, the interconnect die, and the first encapsulant; laterally encapsulating the package substrate by a second encapsulant; and bonding a memory die onto the interconnect die, wherein the memory die is electrically connected to the device die through the interconnect die and the RDL structure.
    Type: Application
    Filed: July 8, 2021
    Publication date: January 12, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chi-Yang Yu, Yu-Min Liang, Jiun-Yi Wu, Chien-Hsun Lee
  • Patent number: 11538761
    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: Grant
    Filed: January 7, 2021
    Date of Patent: December 27, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hao-Cheng Hou, Wei-Yu Chen, Jung-Wei Cheng, Tsung-Ding Wang, Chien-Hsun Lee, Chung-Shi Liu
  • Patent number: 11532587
    Abstract: A method includes placing a package component over a carrier, encapsulating the package component in an encapsulant, and forming a connection structure over and electrically coupling to the package component. The formation of the connection structure includes forming a first via group over and electrically coupling to the package component, forming a first conductive trace over and contacting the first via group, forming a second via group overlying and contacting the first conductive trace, wherein each of the first via group and the second via group comprises a plurality of vias, forming a second conductive trace over and contacting the second via group, forming a top via overlying and contacting the second conductive trace, and forming an Under-Bump-Metallurgy (UBM) over and contacting the top via.
    Type: Grant
    Filed: February 8, 2021
    Date of Patent: December 20, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chien-Hsun Chen, Jiun Yi Wu, Chien-Hsun Lee, Chung-Shi Liu
  • Publication number: 20220395844
    Abstract: A flow divider for diverging a fluid includes a main body that includes first and second side surfaces being opposite to each other along a central axis of the main body. The first side surface has a central segment transversely intersecting the central axis, and having an inlet channel recessed toward the second side surface, a generally annular channel surrounding the central segment, recessed toward the second side surface, and spatially communicated with the inlet channel at a junction space, and an inclined segment surrounding the annular channel. A width of the annular channel decreases gradually from a start measurement to an end measurement along a rotational direction with respect to the central axis.
    Type: Application
    Filed: February 1, 2022
    Publication date: December 15, 2022
    Inventors: Chen-Chen LI, Chien-Hsun LEE
  • Publication number: 20220392832
    Abstract: A method of forming a semiconductor structure includes the following operations. A first conductive structure is formed on a first side of a first glass carrier. A second glass carrier is bonded to the first conductive structure. Conductive vias are formed to penetrate through the first glass carrier, and the conductive vias are electrically connected to the first conductive structure. A second conductive structure is formed on a second side of the first glass carrier opposite to the first side, and the second conductive structure is electrically connected to the conductive vias.
    Type: Application
    Filed: June 6, 2021
    Publication date: December 8, 2022
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Wei-Yu Chen, Yu-Min Liang, Tsung-Ding Wang, Jiun-Yi Wu, Chien-Hsun Lee
  • Publication number: 20220386451
    Abstract: An interconnect structure includes a first conductor, a second conductor, a dielectric block, a substrate, and a pair of conductive lines. The first conductor and the second conductor form a differential pair design. The dielectric block surrounds the first conductor and the second conductor. The first conductor is separated from the second conductor by the dielectric block. The substrate surrounds the dielectric block and is spaced apart from the first conductor and the second conductor. The pair of conductive lines is connected to the first conductor and the second conductor, respectively, and extends along a top surface of the dielectric block and a top surface of the substrate.
    Type: Application
    Filed: August 9, 2022
    Publication date: December 1, 2022
    Applicant: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Jiun-Yi WU, Chien-Hsun LEE, Chewn-Pu JOU, Fu-Lung HSUEH
  • Publication number: 20220367366
    Abstract: A semiconductor package includes a first integrated circuit, a first conductive via, a second conductive via, a second integrated circuit, a third conductive via and an encapsulant. The first conductive via is disposed in a first passivation layer over the first integrated circuit. The second conductive via is disposed in a second passivation layer over the first passivation layer. The second conductive via is electrically connected to the first conductive via. The third conductive via is disposed over the second integrated circuit, wherein a surface of the third conductive via is substantially coplanar with a surface of the third conductive via. The encapsulant encapsulates the first integrated circuit, the first passivation layer, the second passivation layer, the second integrated circuit and the third conductive via.
    Type: Application
    Filed: May 13, 2021
    Publication date: November 17, 2022
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hao-Cheng Hou, Chien-Hsun Lee, Chung-Shi Liu, Hung-Jen Lin, Jung-Wei Cheng, Tsung-Ding Wang
  • Publication number: 20220359327
    Abstract: An integrated fan out package is utilized in which the dielectric materials of different redistribution layers are utilized to integrate the integrated fan out package process flows with other package applications. In some embodiments an Ajinomoto or prepreg material is utilized as the dielectric in at least some of the overlying redistribution layers.
    Type: Application
    Filed: July 21, 2022
    Publication date: November 10, 2022
    Inventors: Chen-Hua Yu, Chien-Hsun Lee, Jiun Yi Wu
  • Publication number: 20220359436
    Abstract: Methods of forming connectors and packaged semiconductor devices are disclosed. In some embodiments, a connector is formed by forming a first photoresist layer over an interconnect structure, and patterning the first photoresist layer. The patterned first photoresist layer is used to form a first opening in an interconnect structure. The patterned first photoresist is removed, and a second photoresist layer is formed over the interconnect structure and in the first opening. The second photoresist layer is patterned to form a second opening over the interconnect structure in the first opening. The second opening is narrower than the first opening. At least one metal layer is plated through the patterned second photoresist layer to form the connector.
    Type: Application
    Filed: July 20, 2022
    Publication date: November 10, 2022
    Inventors: Jung Wei Cheng, Hai-Ming Chen, Chien-Hsun Lee, Hao-Cheng Hou, Hung-Jen Lin, Chun-Chih Chuang, Ming-Che Liu, Tsung-Ding Wang
  • Patent number: 11488881
    Abstract: An integrated fan out package is utilized in which the dielectric materials of different redistribution layers are utilized to integrate the integrated fan out package process flows with other package applications. In some embodiments an Ajinomoto or prepreg material is utilized as the dielectric in at least some of the overlying redistribution layers.
    Type: Grant
    Filed: September 5, 2018
    Date of Patent: November 1, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chen-Hua Yu, Chien-Hsun Lee, Jiun Yi Wu
  • Publication number: 20220328372
    Abstract: A package structure and a method of forming the same are provided. The package structure includes a first die, a second die, a first encapsulant, and a buffer layer. The first die and the second die are disposed side by side. The first encapsulant encapsulates the first die and the second die. The second die includes a die stack encapsulated by a second encapsulant encapsulating a die stack. The buffer layer is disposed between the first encapsulant and the second encapsulant and covers at least a sidewall of the second die and disposed between the first encapsulant and the second encapsulant. The buffer layer has a Young's modulus less than a Young's modulus of the first encapsulant and a Young's modulus of the second encapsulant.
    Type: Application
    Filed: June 27, 2022
    Publication date: October 13, 2022
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Wei-Chih Chen, Chien-Hsun Lee, Chung-Shi Liu, Hao-Cheng Hou, Hung-Jui Kuo, Jung-Wei Cheng, Tsung-Ding Wang, Yu-Hsiang Hu, Sih-Hao Liao
  • Publication number: 20220320019
    Abstract: A structure includes a first via and a first conductive line embedded in a first dielectric layer and spaced apart from each other by the first dielectric layer. A first metal pattern disposed on the first via and embedded in a second dielectric layer. A first conductive via disposed on the first conductive line and embedded in the second dielectric layer. The first metal pattern and the first conductive via are spaced apart from each other and are located on a first horizontal level, and the first metal pattern has an open ring shape. A second via disposed on the first metal pattern and embedded in a third dielectric layer. An inductor structure including the first via, the first metal pattern, and the second via.
    Type: Application
    Filed: March 30, 2021
    Publication date: October 6, 2022
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chih-Yuan Chang, Jiun-Yi Wu, Chien-Hsun Lee, Chung-Shi Liu, Chen-Hua Yu
  • Patent number: 11457525
    Abstract: An interconnect structure includes a substrate, a dielectric block, and a conductor. The dielectric block is in the substrate. A dielectric constant of the dielectric block is smaller than a dielectric constant of the substrate, and the dielectric block and the substrate have substantially the same thickness. The conductor includes a first portion extending from a top surface to a bottom surface of the dielectric block and a second portion extending along and contacting the top surface of the dielectric block.
    Type: Grant
    Filed: September 18, 2020
    Date of Patent: September 27, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Jiun-Yi Wu, Chien-Hsun Lee, Chewn-Pu Jou, Fu-Lung Hsueh
  • Publication number: 20220301889
    Abstract: Integrated circuit packages and methods of forming the same are disclosed. A first die is mounted on a first side of a workpiece, the workpiece including a second die. The workpiece is mounted to a front side of a package substrate, where the first die is at least partially disposed in a through hole in the package substrate. A heat dissipation feature may be attached on a second side of the workpiece. An encapsulant may be formed on the front side of the package substrate around the workpiece.
    Type: Application
    Filed: June 10, 2022
    Publication date: September 22, 2022
    Inventors: Chen-Hua Yu, Chien-Hsun Lee, Chi-Yang Yu, Jung Wei Cheng, Chin-Liang Chen
  • Patent number: 11424199
    Abstract: Methods of forming connectors and packaged semiconductor devices are disclosed. In some embodiments, a connector is formed by forming a first photoresist layer over an interconnect structure, and patterning the first photoresist layer. The patterned first photoresist layer is used to form a first opening in an interconnect structure. The patterned first photoresist is removed, and a second photoresist layer is formed over the interconnect structure and in the first opening. The second photoresist layer is patterned to form a second opening over the interconnect structure in the first opening. The second opening is narrower than the first opening. At least one metal layer is plated through the patterned second photoresist layer to form the connector.
    Type: Grant
    Filed: November 11, 2019
    Date of Patent: August 23, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Jung Wei Cheng, Hai-Ming Chen, Chien-Hsun Lee, Hao-Cheng Hou, Hung-Jen Lin, Chun-Chih Chuang, Ming-Che Liu, Tsung-Ding Wang
  • Patent number: 11404342
    Abstract: A package structure and a method of forming the same are provided. The package structure includes a first die, a second die, a first encapsulant, and a buffer layer. The first die and the second die are disposed side by side. The first encapsulant encapsulates the first die and the second die. The second die includes a die stack encapsulated by a second encapsulant encapsulating a die stack. The buffer layer is disposed between the first encapsulant and the second encapsulant and covers at least a sidewall of the second die and disposed between the first encapsulant and the second encapsulant. The buffer layer has a Young's modulus less than a Young's modulus of the first encapsulant and a Young's modulus of the second encapsulant.
    Type: Grant
    Filed: October 29, 2019
    Date of Patent: August 2, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Wei-Chih Chen, Chien-Hsun Lee, Chung-Shi Liu, Hao-Cheng Hou, Hung-Jui Kuo, Jung-Wei Cheng, Tsung-Ding Wang, Yu-Hsiang Hu, Sih-Hao Liao
  • Patent number: 11387118
    Abstract: Integrated circuit packages and methods of forming the same are disclosed. A first die is mounted on a first side of a workpiece, the workpiece including a second die. The workpiece is mounted to a front side of a package substrate, where the first die is at least partially disposed in a through hole in the package substrate. A heat dissipation feature may be attached on a second side of the workpiece. An encapsulant may be formed on the front side of the package substrate around the workpiece.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: July 12, 2022
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Hua Yu, Chien-Hsun Lee, Chi-Yang Yu, Jung Wei Cheng, Chin-Liang Chen