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:
Apr. 16, 2002

Filed:

Jan. 22, 1998
Applicant:
Inventors:

Vladimir N. Deryugin, San Mateo, CA (US);

Dmitry A. Torba, San Bruno, CA (US);

Igor Neyman, Palo Alto, CA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 1/228 ; H04L 1/264 ; H04L 1/266 ;
U.S. Cl.
CPC ...
H04L 1/228 ; H04L 1/264 ; H04L 1/266 ;
Abstract

An Internet Protocol Network Telephony call center system has a plurality of call centers managed by a central controller. The central controller accepts IPNT calls and routes the calls to the plurality of call centers to be distributed to agents based on status of the call centers maintained in a stat-server coupled to the central controller. The call centers periodically report call center status to the stat-server at the central controller via dedicated data links. In the event of failure of a data link between a call center and the central controller, the central controller continues to route calls by retrieving historical data previously reported for the disconnected call center, estimating the current status of the call center based on the historical data, and using the estimates with current status of other call centers in making routing decisions.

Published as:
CA2302488A1; WO9914951A1; AU9479298A; US6021428A; EP1016280A1; EP1016280A4; JP2001517038A; US2002019846A1; US6373836B1; AU748636B2; US2002169834A1; US6581105B2; EP1328121A1; US2004208309A1; JP2005094780A; JP2005102234A; JP2005124184A; US2005128961A1; US6981020B2; US2007195940A1; US2008049928A1; US7460496B2; JP4295186B2; US7619996B2; US7715332B2; US2010172486A1;

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