Patents by Inventor Ga Eun Kang

Ga Eun Kang 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).

  • Apparatus for driving voice coil motor actuator
    Patent number: 8995241
    Abstract: Embodiments of the invention provide an apparatus for driving a voice coil motor actuator providing a driving signal to a coil for controlling a position of a lens barrel in which a magnet is equipped. The apparatus includes a plurality of hall sensors configured to detect the position of the lens barrel in which the magnet is equipped, and a voice coil motor driving integrated circuit configured to provide the driving signal to the coil based on outputs from the plurality of hall sensors and a received target position. The plurality of hall sensors are embedded in the voice coil motor driving integrated circuit along a moving direction of the magnet.
    Type: Grant
    Filed: August 18, 2014
    Date of Patent: March 31, 2015
    Assignees: Samsung Electro-Mechanics Co., Ltd., Zinitix Co., Ltd.
    Inventors: Hoon Heo, Hee Soo Yoon, Seog Jin Hong, Won Seob Oh, Kyoung Won Hyun, Shin Young Cheong, Ga Eun Kang, Sung Sig Kim, Yong Joon Park