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:
Jan. 17, 2006

Filed:

Oct. 06, 1999
Applicants:

Kenneth M. Buckland, Santa Rosa, CA (US);

Riccardo G. Dorbolo, Petaluma, CA (US);

Robert D. Howson, Jr., Santa Rosa, CA (US);

Inventors:

Kenneth M. Buckland, Santa Rosa, CA (US);

Riccardo G. Dorbolo, Petaluma, CA (US);

Robert D. Howson, Jr., Santa Rosa, CA (US);

Assignee:

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

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04J 3/12 (2006.01);
U.S. Cl.
CPC ...
Abstract

A TDM switch is configured to route TDM traffic from two receive circuits to a destination. One copy of the traffic is discarded, and a memory selectively stores the other copy for routing to the TDM switch. Receive circuits contemplate both virtual tributary (VT) level and card or circuit level metrics for qualification of signals.


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