Patents by Inventor Mehdad Mahanpour

Mehdad Mahanpour 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).

  • Method and system for detecting faults in a flip-chip package
    Patent number: 6159755
    Abstract: A system and method for detecting at least one fault in at least one circuit of a flip-chip package is disclosed. The circuit located on a first portion of a semiconductor die. The method and system include the steps of thinning the semiconductor die without destroying the at least one circuit. The method and system further include applying a liquid having a high evaporation rate in a layer on at least a portion of an exposed surface of the semiconductor die after thinning and applying power to the at least one circuit. The method and system also include determining where at least one portion of the liquid has evaporated from the exposed surface of the semiconductor die to detect the at least one fault.
    Type: Grant
    Filed: July 8, 1998
    Date of Patent: December 12, 2000
    Assignee: Advanced Micro Devices, Inc.
    Inventors: Fred Khosropour, Mehdad Mahanpour, Ahmad Ghaemmaghami