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:
Jun. 03, 2014
Filed:
Jun. 28, 2012
Applicant:
Yu-chao Hsiao, New Taipei, TW;
Inventor:
Yu-Chao Hsiao, New Taipei, TW;
Assignee:
Hon Hai Precision Industry Co., Ltd., New Taipei, TW;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 10/04 (2011.01);
U.S. Cl.
CPC ...
Abstract
An optical transmitter device includes a laser source, a driving circuit, and an optical modulator. The driving circuit is connected to the laser source. The driving circuit includes a thermistor configured for compensating the temperature variation of the laser source to stabilize the frequency of a laser beam output from the laser source. The optical modulator is configured for modulating the laser beam to form a plurality of second laser beams which have different frequencies.