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:
Jul. 25, 2017

Filed:

May. 26, 2015
Applicant:

Aruba Networks, Inc., Sunnyvale, CA (US);

Inventors:

Navaneetha Krishna, Bangalore, IN;

Brijesh Yadav, Bangalore, IN;

Venkatesh Joshi, Bangalore, IN;

Gopal Agarwal, Bangalore, IN;

Assignee:

Aruba Networks, Inc., Sunnyvale, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 12/66 (2006.01); H04L 29/06 (2006.01); H04L 12/24 (2006.01); H04L 12/26 (2006.01);
U.S. Cl.
CPC ...
H04L 65/80 (2013.01); H04L 41/5035 (2013.01); H04L 43/0894 (2013.01); H04L 43/16 (2013.01); H04L 65/608 (2013.01); H04L 69/22 (2013.01);
Abstract

The present disclosure discloses a system and method for determining deterioration in call quality between one or more wireless end-users based on codec characteristics. Specifically, a network device determines a codec associated with a call between two client devices. Then, the network device determines a transmission rate based on the codec. Moreover, the network device estimates a number of packets to be received by an access point that a first client device is associated with based on the transmission rate, and compares the estimated number of packets to an actual number of packets received by the access point. If a difference between the estimated number and the actual number of packets exceeds a threshold, the network device diagnoses that a poor call quality associated with the call is due to either the first client device or network connectivity between the first client device and the access point.


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