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. 17, 2019

Filed:

Nov. 09, 2018
Applicant:

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

Inventors:

Norman Tang, Los Altos, CA (US);

Liang Ping Peng, Santa Clara, CA (US);

David Lai, Mountain View, CA (US);

Anthony Nguyen, San Jose, CA (US);

Assignee:

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

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 10/077 (2013.01); G02B 6/42 (2006.01); G06F 13/38 (2006.01); H04B 10/2581 (2013.01); H04B 10/40 (2013.01);
U.S. Cl.
CPC ...
H04B 10/0775 (2013.01); G02B 6/4278 (2013.01); G06F 13/385 (2013.01); H04B 10/2581 (2013.01); H04B 10/40 (2013.01);
Abstract

An optics module sends, to a host module, a pin signal indicating that an optics module is plugged into the host module, wherein the optics module is configured to operate at at least a first data rate and a second data rate. The optics module receives, from the host module, an indication of a host data rate. The optics module determines whether there is clock and data recovery loss of lock between the first data rate and a host data rate. If it is determined that there is clock and data recovery loss of lock between the first data rate and the host data rate, the optics module initializes at the second data rate if the second data rate matches the host data rate.


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