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.:

US 8654858 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 18, 2014

Filed:

Aug. 18, 2006
Applicant:

Andrei E. Toma, Framingham, MA (US);

Inventor:

Andrei E. Toma, Framingham, MA (US);

Assignee:

Comtech EF Data Corp., Tempe, AZ (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 7/12 (2006.01); H04N 11/02 (2006.01); H04N 11/04 (2006.01); H04L 12/16 (2006.01); H04Q 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A data stream encoder eliminates duplicate transmission units in a transmitted data stream in which the detected duplicate may not be the immediately preceding transmission unit. A data aggregator transmits a stream of data by identifying a frame interval, or timing interval, corresponding to the time to send a frame of data in the stream. Each of the frames includes a predetermined number of blocks. Configurations identify repetition patterns in the blocks of successive frames, thus looking backward a frame interval to identify a previous corresponding block in the preceding frame. The corresponding transmission block need not be the immediately preceding block or transmission unit. For certain types of data, successive frames exhibit the same or similar patterns in the blocks of data defining the frame. Therefore, the encoder identifies duplicate blocks in successive frames, and transmits only the blocks that differ from a counterpart block in the previous frame.


Find Patent Forward Citations

Toma, Andrei. (2014). Methods and apparatus for differential encoding (U.S. Patent No. 8654858). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8654858

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