Patents by Inventor Cheng-Cheng Wu

Cheng-Cheng 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).

  • Positioning apparatus and method for a slide cover
    Publication number: 20050079902
    Abstract: The positioning apparatus has a first magnetic component, a second magnetic component, and a third magnetic component. The first magnetic component and the second magnetic component are of a first magnetic polarity, and the third magnetic component is of a second magnetic polarity. The first magnetic component and the second magnetic component are configured together on a device body or a slide cover, and these two magnetic components are located at two different places along with a sliding direction of the slide cover. The third magnetic component is oppositely configured on the slide cover or the device body, which lacks the first and the second magnetic components.
    Type: Application
    Filed: October 8, 2003
    Publication date: April 14, 2005
    Inventors: Wei-Chih Chen, Cheng-Cheng Wu
  • Method for repairing memory cell
    Patent number: 6785175
    Abstract: A method for repairing a memory cell having a plurality of bit lines. The memory cell is tested with a compression testing mode, and future testing is set to compression testing mode when an error is detected, or to normal testing mode when no error is detected. It is determined whether detected errors warrant repair, and all repairs deemed necessary are performed.
    Type: Grant
    Filed: June 9, 2003
    Date of Patent: August 31, 2004
    Assignee: Nanya Technology Corporation
    Inventors: Chin-Min Chang, Yu-Lin Shen, Cheng-Cheng Wu
  • Method for repairing memory cell
    Publication number: 20040001369
    Abstract: A method for repairing a memory cell having a plurality of bit lines. The memory cell is tested with a compression testing mode, and future testing is set to compression testing mode when an error is detected, or to normal testing mode when no error is detected. It is determined whether detected errors warrant repair, and all repairs deemed necessary are performed.
    Type: Application
    Filed: June 9, 2003
    Publication date: January 1, 2004
    Applicant: NANYA TECHNOLOGY CORPORATION
    Inventors: Chin-Min Chang, Yu-Lin Shen, Cheng-Cheng Wu