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.

Date of Patent:
Sep. 29, 2009

Filed:

Feb. 28, 2005
Applicant:

Bhupinder S. Sethi, Redmond, WA (US);

Inventor:

Bhupinder S. Sethi, Redmond, WA (US);

Assignee:

Microsoft Corporation, Redmond, WA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J 1/16 (2006.01); H04L 12/56 (2006.01);
U.S. Cl.
CPC ...
Abstract

A unified congestion notification mechanism can detect congestion at a recipient device either directly, such as via an explicit indicator, or indirectly, such as via dropped packets. Such congestion can then be indicated to the sending device either by leveraging an existing congestion notification mechanism, including by spoofing expected communications, or by creating a new congestion notification mechanism. Additionally, modifications to lossless protocols, such as TCP/IP can adapt them for use with streaming data while still implementing the unified congestion notification mechanism by eliminating retransmissions either as a result of the retransmission timeout or as a result of information conveyed as part of the acknowledgement packets.


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