Patents by Inventor Ling Wei Chang

Ling Wei Chang 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: 11948876
    Abstract: A package structure is provided. The package structure includes a conductive structure having a first portion and a second portion, and the second portion is wider than the first portion. The package structure also includes a semiconductor chip laterally separated from the conductive structure. The package structure further includes a protective layer laterally surrounding the conductive structure and the semiconductor chip. The first portion of the conductive structure has a sidewall extending from the second portion to a surface of the protective layer. The protective layer laterally surrounds an entirety of the sidewall of the first portion.
    Type: Grant
    Filed: January 20, 2023
    Date of Patent: April 2, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Ling-Wei Li, Jung-Hua Chang, Cheng-Lin Huang
  • Publication number: 20240088090
    Abstract: A chip package structure is provided. The chip package structure includes a first substrate. The chip package structure includes a conductive via structure passing through the first substrate. The chip package structure includes a barrier layer over a surface of the first substrate. The chip package structure includes an insulating layer over the barrier layer. The chip package structure includes a conductive pad over the insulating layer. The conductive pad has a first portion passing through the insulating layer and the barrier layer and connected to the conductive via structure. The chip package structure includes a conductive bump over the conductive pad. The chip package structure includes a second substrate. The chip package structure includes an underfill layer between the first substrate and the second substrate.
    Type: Application
    Filed: November 24, 2023
    Publication date: March 14, 2024
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Ling-Wei LI, Jung-Hua CHANG, Cheng-Lin HUANG
  • Patent number: 10956973
    Abstract: A system and method for supporting verifiable invoice and credit financing in a verifiable manner across a plurality of different platforms.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: March 23, 2021
    Assignee: LedgerFunding, Inc.
    Inventor: Ling Wei Chang