Patents by Inventor Chek Seng Ching

Chek Seng Ching 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).

  • Disk drive employing a temperature dependent write offset
    Patent number: 8792200
    Abstract: A disk drive is disclosed comprising a disk, and a head actuated over the disk, the head comprising a read element radially offset from a write element. A temperature is measured, and an operating write offset is generated based on the measured temperature. Data is written to a target radial location on the disk by radially offsetting the write element based on the operating write offset. An operating read offset is generated based on the target radial location on the disk, and the data is read from the disk by radially offsetting the read element based on the operating read offset.
    Type: Grant
    Filed: September 23, 2013
    Date of Patent: July 29, 2014
    Assignee: Western Digital Technologies, Inc.
    Inventors: Zong Yuan Tam, Chek Seng Ching