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:
Aug. 16, 1983
Filed:
Nov. 12, 1981
Applicant:
Inventors:
Assignee:
Lignes Telegraphiques et Telephoniques, Conflans Ste Honorine, FR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B / ;
U.S. Cl.
CPC ...
455613 ; 455611 ; 455618 ; 332-751 ;
Abstract
A device for stabilizing the output power of a transmitter module in an optical fiber transmission system comprises a first circuit for stabilizing the mean value of the optical output power produced by a laser diode, the first circuit being connected between a device for converting optical power to electrical power and the laser diode. The device further comprises a second circuit for stablilizing the amplitude of modulation of the optical output power produced by the laser diode, the second circuit being connected between the conversion circuit and the laser diode.