Patents by Inventor Amy Wei

Amy Wei 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: 9111643
    Abstract: A method for repairing defective memory cells includes receiving an access command having an access address and an access operation. The access address includes a row address and a column address. The method further includes determining whether the row address and the column address are the same as a pre-recorded row address and column address of a defective memory cell. If the row and column addresses of the access address are the same as the respective row and column addresses of the defective memory cell, the method includes replacing the defective memory cell with a redundant memory cell, and executing the access operation using the redundant memory cell.
    Type: Grant
    Filed: June 26, 2013
    Date of Patent: August 18, 2015
    Assignee: Semiconductor Manufacturing International (Shanghai) Corporation
    Inventors: Jindong Pan, Amy Wei, Yan Ding, Jing Zhang, Michael Fang
  • Publication number: 20140241084
    Abstract: A method for repairing defective memory cells includes receiving an access command having an access address and an access operation. The access address includes a row address and a column address. The method further includes determining whether the row address and the column address are the same as a pre-recorded row address and column address of a defective memory cell. If the row and column addresses of the access address are the same as the respective row and column addresses of the defective memory cell, the method includes replacing the defective memory cell with a redundant memory cell, and executing the access operation using the redundant memory cell.
    Type: Application
    Filed: June 26, 2013
    Publication date: August 28, 2014
    Inventors: JINDONG PAN, Amy Wei, Yan Ding, Jing Zhang, Michael Fang