The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 29, 2005
Filed:
Jun. 30, 1998
Steven Wasserman, Mountain View, CA (US);
Stephen G. Perlman, Mountain View, CA (US);
Steven Wasserman, Mountain View, CA (US);
Stephen G. Perlman, Mountain View, CA (US);
WebTV Networks, Inc., Mountain View, CA (US);
Abstract
A method and apparatus for utilizing a high bandwidth communications channel for broadcasting network data during off-peak hours is disclosed. A demodulation unit includes, 1) a standard television broadcast signal receiver, the signal having a plurality of channels; 2) a partitioning unit configured to partition at least one channel of said plurality of channels into a plurality of variable size sub-channels; 3) a modulating unit configured to modulate a variety of different types of information into said plurality of sub-channels; and 4) a transmitter configured to transmit said plurality of sub-channels over a high bandwidth communications channel during off-peak hours.