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:
Feb. 02, 2016
Filed:
Jan. 24, 2014
Sumitomo Electric Industries, Ltd., Osaka-shi, JP;
Sumitomo Electric Industries, Ltd., Osaka-shi, JP;
Abstract
Disclosed is an optical transceiverincluding a phase locked loop circuitconfigured to receive a reference clock CLand remove a jitter component of the reference clock CL; a second phase locked loop circuitconfigured to receive an output of the first phase locked loop circuit, generate a multiplied clock CLsynchronized with the output, and when the frequency of the output deviates from a predetermined range and is in an abnormal state, output an alarm signal ALM; and an optical transmitter moduleconfigured to output an optical output signal modulated based on the multiplied clock CLand electrical signals D, D, D, and Dfrom the outside.