Patents by Inventor David B. Alsobrook

David B. Alsobrook 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).

  • Quality of service management in a switched digital video environment
    Patent number: 7742407
    Abstract: Quality of service management in a switched digital video environment. The devices in a user's home can be given quality of service priority statuses by a system operator. In the event of oversubscription, the quality of service management allows the user to determine which services will have priority over others if more bandwidth is requested than available.
    Type: Grant
    Filed: November 10, 2005
    Date of Patent: June 22, 2010
    Assignee: Scientific-Atlanta, LLC
    Inventors: William C. Versteeg, William E. Wall, Luis A. Rovira, David B. Alsobrook
  • Single wire return device including a QAM modulator for downstream IP signals
    Patent number: 7657919
    Abstract: Systems and methods are disclosed for receiving IP video and audio signals at a subscriber's premises. A QAM modulator then modulates the IP signals and provides the modulated signals to a conventional digital home communications terminal (DHCT). Accordingly, conventional DHCTs can be used in an IP-based network.
    Type: Grant
    Filed: April 9, 2004
    Date of Patent: February 2, 2010
    Assignee: Scientific—Atlanta, LLC
    Inventors: David B. Alsobrook, William E. Wall, William C. Versteeg, Ajith N. Nair
  • Single wire return device including a QAM modulator for downstream IP signals
    Publication number: 20040257976
    Abstract: Systems and methods are disclosed for receiving IP video and audio signals at a subscriber's premises. A QAM modulator then modulates the IP signals and provides the modulated signals to a conventional digital home communications terminal (DHCT). Accordingly, conventional DHCTs can be used in an IP-based network.
    Type: Application
    Filed: April 9, 2004
    Publication date: December 23, 2004
    Inventors: David B. Alsobrook, William E. Wall, William C. Versteeg, Ajith N. Nair