Patents by Inventor Sang-Kyoung Woo

Sang-Kyoung Woo 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).

  • Actuated mirror array driving circuit having a DAC
    Patent number: 5793348
    Abstract: A circuit for driving a number of actuated mirrors in a column in an actuated mirror array includes a sequential circuit for generating a sequential signal, a corresponding number of latches and a corresponding number of digital-analog converters, wherein a data signal is latched in sequence in each of the latches and each of the data signals latched in the latches is simultaneously provided to an analog-digital converter which converts the data signal into any one of many different gradation values over a given range.
    Type: Grant
    Filed: November 9, 1995
    Date of Patent: August 11, 1998
    Assignee: Daewoo Electronics Co., Ltd.
    Inventors: Geun-Woo Lee, Sang-Kyoung Woo