Patents by Inventor Alfred Cheng Teck Quah

Alfred Cheng Teck Quah 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 of testing an electronic circuit and apparatus thereof
    Patent number: 7623982
    Abstract: A method of testing an electronic circuit is provided. The method comprises radiating a laser beam onto the electronic circuit, and determining a plurality of samples of a response signal output by the electronic circuit during the period when the laser beam is radiated. The method further comprises accumulating the plurality of samples to generate a value, and generating a test result based on the value.
    Type: Grant
    Filed: November 5, 2007
    Date of Patent: November 24, 2009
    Assignee: Semicaps Pte Ltd
    Inventors: Choon Meng Chua, Alfred Cheng Teck Quah, Soon Huat Tan, Lian Ser Koh, Jacob Chee Hong Phang