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:
Jan. 06, 2009

Filed:

Jul. 25, 2002
Applicants:

Davide Bergamasco, Mountain View, CA (US);

Silvano Gai, San Jose, CA (US);

Thomas James Edsall, Cupertino, CA (US);

Ray Kloth, Saratoga, CA (US);

Inventors:

Davide Bergamasco, Mountain View, CA (US);

Silvano Gai, San Jose, CA (US);

Thomas James Edsall, Cupertino, CA (US);

Ray Kloth, Saratoga, CA (US);

Assignee:

Cisco Technology, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J 1/16 (2006.01); H04L 12/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

Methods and apparatus are provided for credit-based flow control. Techniques allow a receiver to provide buffer characteristic information to a sender using a single extended receiver ready signal. Multiple credits can be allocated using a single extended receiver ready signal as well. Counters and registers are used to allow for the accidental loss of extended receiver ready signals while still maintaining an accurate reflection of the types and numbers of buffers available.


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