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:
Sep. 27, 2011

Filed:

Apr. 21, 2010
Applicants:

Francis Campana, Milpitas, CA (US);

William Lo, Cupertino, CA (US);

Inventors:

Francis Campana, Milpitas, CA (US);

William Lo, Cupertino, CA (US);

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01R 31/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A network device including a receiver, a counter, and a trigger. The receiver is configured to receive idle code groups or false carriers from a remote device. The idle code groups indicate that there is no data to be sent from the remote device, and the false carriers indicate a fault. The counter is configured to count the at least one of the idle code groups or the false carriers detected during a predetermined period. The trigger is configured to (i) assert a first signal if the counter exceeds a predetermined threshold during the predetermined period to resynchronize the network device to the remote device and (ii) count a number of times the first signal is asserted without bringing down a link between the network device and the remote device.


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