Patents Represented by Attorney Marvel F. de la Cerra

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  • Optically enhanced probe alignment
    Patent number: 7355422
    Abstract: A novel probe card that comprises a set of fiducials and a method for using the same are disclosed. The set of fiducials comprises a first fiducial and a second fiducial fixed relative to the probe card substrate. Comparing the relative positions of the fiducials determines whether the probes are in proper alignment. This can be performed by the unaided eye or by using a low powered microscope. This novel probe card may also be used with computer vision alignment methods, thus enhancing the speed and accuracy of the computer vision method.
    Type: Grant
    Filed: March 6, 2006
    Date of Patent: April 8, 2008
    Assignee: Touchdown Technologies, Inc.
    Inventor: Steven J Walker