Patents by Inventor Baldwin Chieh

Baldwin Chieh 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).

  • Method and apparatus for generic insertion of data in vertical blanking intervals
    Patent number: 6072532
    Abstract: A method and apparatus for manipulating and de-manipulating Vertical Blanking Interval (VBI) data having any one of a plurality of formats, comprising an encoder, a transmission medium and a decoder. The encoder receives the VBI data having an original data format and manipulates the format of the VBI data into a general VBI format. This signal is transferred to the decoder where the decoder de-manipulate the general VBI format of the VBI data into the original VBI format.
    Type: Grant
    Filed: February 18, 1997
    Date of Patent: June 6, 2000
    Assignee: Scientific-Atlanta, Inc.
    Inventors: Baldwin Chieh, Kenn Heinrich, Paul Nicholas
  • Anti-taping method and apparatus for a multiplexed analog component television system
    Patent number: 5182771
    Abstract: An apparatus for transmitting a multiplexed analog component television signal. The apparatus includes a signal source generator for generating a signal source having information regarding the number of lines per frame. A multiplexed analog component television signal generator generates a multiplexed analog component television signal having a varying number of lines per frame and including information regarding the number of lines per frame. A transmitter coupled to the multiplexed analog component television signal generator transmits the television signal to at least one remote terminal.
    Type: Grant
    Filed: March 29, 1991
    Date of Patent: January 26, 1993
    Assignee: Scientific Atlanta, Inc.
    Inventors: Randy Munich, David Ewing, Tsai Lo, Wayne Sheldrick, Baldwin Chieh