Patents by Inventor Wim Vanderbauwhede

Wim Vanderbauwhede 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 device for echo cancelling
    Patent number: 6917682
    Abstract: Echo cancelling in a communication line system, particularly an ISDN or XDSL system, is performed with a tunable hybrid having tunable passive elements. The tunable hybrid is integrated in the analog front-end portion of the communication line system. The values of the tunable passive elements are digitally controlled by a microprocessor.
    Type: Grant
    Filed: December 5, 2000
    Date of Patent: July 12, 2005
    Assignee: Alcatel
    Inventors: Wim Vanderbauwhede, Jean Boxho, Damien Luc François Macq