Patents Assigned to WITHUSVISION Co., Ltd.
  • APPARATUS AND METHOD FOR DRIVING VOICE COIL MOTOR
    Publication number: 20140009089
    Abstract: There are provided an apparatus and a method for driving a voice coil motor (VCM), the apparatus including an instruction signal generating unit generating an instruction signal according to a digital signal generated from an input signal, and a driving unit driving the voice coil motor (VCM) by selecting a path for a driving current applied to the voice coil motor (VCM) according to the digital signal and controlling a duty of the driving current according to the instruction signal.
    Type: Application
    Filed: May 13, 2013
    Publication date: January 9, 2014
    Applicants: WITHUSVISION Co., Ltd., SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventors: Won Seob OH, Je Hyun Park, Oh Byoung Kwon, Kyoung Won Hyun, Jung Wook Hwang, Hoon Heo, Hong Soo Jung, Yong Joon Park