Patents by Inventor WeonKyoo Lee

WeonKyoo Lee 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).

  • Patent number: 5548410
    Abstract: An analog-cum-digital video recording and reproducing device which can perform recording and reproduction of HDTV digital signals as well signals as well as recording and reproduction of VHS analog signals is disclosed. The device has separate recording and reproduction processing systems for processing HDTV digital signals and VHS analog signals, digital recording and reproduction heads, and analog recording and reproduction heads, which can perform selective recording and reproduction of HDTV digital video signals and VHS analog video signals on or from a VHS tape by controlling running of the tape and rotation of the head drum to speeds appropriate to the respective signal processing system. It further allows use of an existing VHS or S-VHS tape for recording and reproduction of analog or digital video signals by providing means for interchangeable reproduction of an existing VHS tape, which allows recording of the high quality HDTV signals on a 1/2" VHS tape.
    Type: Grant
    Filed: March 10, 1995
    Date of Patent: August 20, 1996
    Assignee: LG Electronics Co., Ltd.
    Inventors: SooKyung Kim, Joong Kwon-Joh, WeonKyoo Lee