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 7568045 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 28, 2009

Filed:

Mar. 30, 2001
Applicant:

Sanjay K. Agrawal, San Jose, CA (US);

Inventor:

Sanjay K. Agrawal, San Jose, CA (US);

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 15/16 (2006.01); G06F 15/173 (2006.01);
U.S. Cl.
CPC ...
Abstract

Methods and apparatuses for estimating periodic worst-case delay for a class of traffic. An aggregate (i.e., a class or label on which traffic is classified and queued) has an associated bandwidth ('negotiated rate'), which typically is a maximum average bandwidth that has been agreed upon by the traffic generator ('customer') and service provider. Delay for an aggregate is obtained by summing all the delays of class queues of each router in the path. Traffic data for the aggregate is collected. A burst-rate profile is calculated for the traffic data, with the rate parameter set to the value of the negotiated rate. A periodic worst-case delay estimate associated with the burst-rate profile is calculated, using the output link capacity allotted to the aggregate (“allocated bandwidth”) as input.


Find Patent Forward Citations

Agrawal, Sanjay. (2009). Method and apparatus for estimating periodic worst-case delay under actual and hypothetical conditions using a measurement based traffic profile (U.S. Patent No. 7568045). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7568045

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