Patents by Inventor Hsun-Kuei Chan

Hsun-Kuei Chan 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).

  • MEMORY STRUCTURE AND MANUFACTURING METHOD THEREOF
    Publication number: 20210351274
    Abstract: A memory structure including a substrate, a charge storage layer, a first gate, a first dielectric layer, and a second dielectric layer is provided. The substrate includes a memory cell region. The charge storage layer is located on the substrate in the memory cell region. The charge storage layer has a recess. The charge storage layer has a tip around the recess. The first gate is located on the charge storage layer. The first dielectric layer is located between the charge storage layer and the substrate. The second dielectric layer is located between the first gate and the charge storage layer.
    Type: Application
    Filed: July 12, 2020
    Publication date: November 11, 2021
    Applicant: Powerchip Semiconductor Manufacturing Corporation
    Inventors: Chen-Chiu Hsue, Hsun-Kuei Chan, Kai-An Hsueh, Ming-Te Huang, Li-Tsen Jiang, Hung-Kwei Liao
  • Memory structure and manufacturing method thereof
    Patent number: 11171217
    Abstract: A memory structure including a substrate, a charge storage layer, a first gate, a first dielectric layer, and a second dielectric layer is provided. The substrate includes a memory cell region. The charge storage layer is located on the substrate in the memory cell region. The charge storage layer has a recess. The charge storage layer has a tip around the recess. The first gate is located on the charge storage layer. The first dielectric layer is located between the charge storage layer and the substrate. The second dielectric layer is located between the first gate and the charge storage layer.
    Type: Grant
    Filed: July 12, 2020
    Date of Patent: November 9, 2021
    Assignee: Powerchip Semiconductor Manufacturing Corporation
    Inventors: Chen-Chiu Hsue, Hsun-Kuei Chan, Kai-An Hsueh, Ming-Te Huang, Li-Tsen Jiang, Hung-Kwei Liao