Patents by Inventor Seo Moon-Hwan

Seo Moon-Hwan 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: 5023721
    Abstract: The invention provides a TV of internal PiP type for receiving the character multibroadcasting which installs the character multiblock having PiP block which is constructed so that a complex signal or a composite image signal of the IF circuit are selected at a switching board and is applied to a Y/C processor and a PiP processor, the device comprising, a teletext-processing circuit for providing a composite synchronization signal and RGB signal after extraction and decoding of the character multiinformation included in the composite image signal which is provided from the intermediate frequency(IF) circuit an encoder for providing a first composite image signal by encoding said composite synchronization signal and RGB signal, and a switch for providing the composite image signals provided from said IF circuit and the encoder, respectively, to the switching board by switching of a control signal provided from the teletext-processing circuit.
    Type: Grant
    Filed: July 12, 1989
    Date of Patent: June 11, 1991
    Assignee: SamSung Electronics Co. Ltd.
    Inventor: Seo Moon-Hwan