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:
Aug. 31, 2004
Filed:
May. 19, 2000
Applicant:
Inventors:
Bradley J. McNiff, Auburn, NH (US);
Cedric H. Druce, Basking Ridge, NJ (US);
Randall S. Rutherford, Pelham, NH (US);
Assignee:
Cisco Technology, Inc., San Jose, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 1/246 ; H04L 1/266 ; H04Q 1/104 ;
U.S. Cl.
CPC ...
H04L 1/246 ; H04L 1/266 ; H04Q 1/104 ;
Abstract
A telephony system includes a hybrid switch coupled to a packet network and a TDM network. The switch establishes a communication session using one of these networks and then switches the communication session to the other one of these networks in response to stored metrics, user request, or other criteria.