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.:
Date of Patent:
Oct. 13, 2015
Filed:
Aug. 05, 2013
Applicant:
AT & T Intellectual Property I, L.p., Atlanta, GA (US);
Inventors:
David Ramsden, Wall, NJ (US);
Wallace F. Smith, Sea Girt, NJ (US);
Assignee:
AT&T INTELLECTUAL PROPERTY I, LP., Atlanta, GA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M 3/22 (2006.01); H04L 12/66 (2006.01);
U.S. Cl.
CPC ...
H04M 3/2227 (2013.01); H04L 12/66 (2013.01);
Abstract
A system and method for recording analog signals exchanged between a telephone device and a VoIP device, capturing packets exchanged between the VoIP device and an IP network, determining analog time values corresponding to analog characteristics of the analog signals, determining digital time values corresponding to digital characteristics of the packets, determining a common reference time for the analog time values and digital time values and determining a processing delay based on the analog time values and the digital time values.