Patents by Inventor Chuck Diaz

Chuck Diaz 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).

  • Video channel broadcast using ethernet technology
    Patent number: 7984475
    Abstract: A communication system is disclosed comprised of a primary Ethernet broadcast system, a node, and a secondary Ethernet broadcast system. The primary Ethernet broadcast system broadcasts multiple video channels each corresponding to an Ethernet address. The node receives a request for a video channel. The node determines the Ethernet address of the selected video channel and transmits a response to the request that includes the Ethernet address of the selected video channel.
    Type: Grant
    Filed: October 4, 2002
    Date of Patent: July 19, 2011
    Assignee: Sprint Communications Company L.P.
    Inventors: Warren B. Cope, Chuck Diaz, Benjamin J. Parker
  • Video telephony
    Patent number: 6545697
    Abstract: A user system uses a called number to establish a telephone call over a public telephone network to a called party. In response to the telephone call, the user system transfers a video call request to a server system over a public data network. The server system uses the called telephone number to check a database to determine if the called party is ready to receive video calls. If the called party is ready and accepts the video call, the server system exchanges video between the caller and called parties over the public data network.
    Type: Grant
    Filed: October 16, 2001
    Date of Patent: April 8, 2003
    Assignee: Sprint Communications Company, LP
    Inventors: Benjamin J. Parker, Shane R. Werner, Chuck Diaz, Terry M. Frederick