Thursday, May 31, 2007

XM Patent Application to Improve Bandwidth Efficiency

XM had the following patent application published today that purports to increase the bandwidth efficiency. It is the continuation of another patent application previously disclosed.


United States Patent Application 20070124794

Kind Code A1

Marko; Paul D. ; et al.

May 31, 2007

METHOD AND APPARATUS FOR EMPLOYING STORED CONTENT AT RECEIVERS TO IMPROVE EFFICIENCY OF BROADCAST SYSTEM BANDWIDTH USE

Abstract
The invention relates generally to a receiver unit in a digital broadcast system for receiving a broadcast signal comprising content segments and control data, and generating an output signal using the content segments and previously stored content segments. The previously stored content segments are retrieved from a local memory device using the control data and inserted among the received content segments.

Inventors:
Marko; Paul D.; (Pembroke Pines, FL) ; Wadin; Craig P.; (Sunrise, FL)

Correspondence Name and Address:
Stacey J. Longanecker;Roylance, Abrams, Berdo & Goodman, L.L.P.
Suite 600
1300 19th Street, N.W.
Washington, DC 20036 US

Serial No.: 553398
Series Code: 11
Filed: October 26, 2006
U.S. Current Class: 725/135; 725/115; 725/116; 725/138; 725/32
U.S. Class at Publication: 725/135; 725/138; 725/116; 725/115; 725/032
Intern'l Class: H04N 7/16 20060101 H04N007/16; H04N 7/173 20060101 H04N007/173; H04N 7/025 20060101 H04N007/025; H04N 7/10 20060101 H04N007/10

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