Patents by Inventor Babak Motamedi

Babak Motamedi 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).

  • Backside liquid crystal analysis technique for flip-chip packages
    Patent number: 6559670
    Abstract: A process is herein described for analyzing an integrated circuit chip for defects by observing changes in the appearance of a liquid crystal applied to the backside of the integrated circuit. The process includes spreading a thin film of a liquid crystal material on the backside of the integrated circuit. Using an optical microscope, the liquid crystal film is optically inspected as the chip is biased.
    Type: Grant
    Filed: November 16, 1999
    Date of Patent: May 6, 2003
    Assignee: LSI Logic Corporation
    Inventor: Babak Motamedi