Wheatstone Bridge Patents (Class 318/535)
  • Patent number: 8228011
    Abstract: The present invention discloses a bi-direction driver IC and a method for bi-directionally driving an object. The method comprises: providing a first and a second integrated circuit (IC) chips, coupled with an object to be driven, wherein each of the first and second IC chips is capable of single-directionally driving the object; providing a reverse current path in each of the first and second IC chips; driving the object in a first direction by the first IC chip, wherein current flows through the reverse current path in the second IC chip; and driving the object in a second direction by the second IC chip, wherein current flows through the reverse current path in the first IC chip.
    Type: Grant
    Filed: February 12, 2010
    Date of Patent: July 24, 2012
    Assignee: Chip Goal Electronics Corporation
    Inventor: Hui-Yen Hsieh