Patents by Inventor Hon Kong Liew

Hon Kong Liew 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).

  • Identifying defective slots in a disk drive tester
    Patent number: 8717694
    Abstract: A disk drive tester is disclosed operable to test a plurality of disk drives, each disk drive comprising a head actuated over a disk. The disk drive tester comprises a plurality of test slots, where each test slot is operable to receive one of the disk drives. The disk drive tester further comprises an interface for receiving vibration data from the disk drives, wherein the vibration data at least partially represents a vibration applied to each disk drive by the respective test slot. The disk drive tester further comprises control circuitry operable to detect when one of the test slots is defective in response to the vibration data.
    Type: Grant
    Filed: December 19, 2011
    Date of Patent: May 6, 2014
    Assignee: Western Digital Technologies, Inc.
    Inventors: Hon Kong Liew, Rokhaizam Bin Mohd Ali, Minh N. Trinh