Patents by Inventor Astrid M. F. Dobbelaar

Astrid M. F. Dobbelaar 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: 6601237
    Abstract: The invention relates to an apparatus for receiving programs from a plurality of channels, comprising a tuner for tuning to any of the plurality of channels, and an electronic program guide (EPG) for presenting a schedule of the programs. The apparatus comprises virtual channel means for creating a user selectable virtual channel for reproducing selected programs from various genuine channels. The virtual channel means are adapted to control the tuner to tune to a channel currently broadcasting a selected program. When a user selects the virtual channel, the apparatus takes care of automatically switching between the genuine channels broadcasting the programs viewed on the virtual channel. As a consequence, the user can view the desired programs by simply selecting the virtual channel.
    Type: Grant
    Filed: December 22, 1999
    Date of Patent: July 29, 2003
    Assignee: Koninklijke Philips Electronics N.V.
    Inventors: Warner R. T. Ten Kate, Edwin A. Montie, Astrid M. F. Dobbelaar
  • Patent number: 6538672
    Abstract: The invention relates to a method of and apparatus for displaying an electronic program guide. The method includes the step of displaying an axis (21) on the screen (20) which corresponds to a particular program attribute (e.g. channel name, broadcast time, program category, program title). The user may select a value from the axis, causing a pictogram (27) to be displayed, showing information about programs corresponding to the selected value. The pictogram's position corresponds to the position of the selected value. A new value may be selected by dragging the pictogram and/or shifting the axis.
    Type: Grant
    Filed: February 7, 2000
    Date of Patent: March 25, 2003
    Assignee: Koninklijke Philips Electronics N.V.
    Inventor: Astrid M. F. Dobbelaar