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:
Sep. 29, 1981
Filed:
Oct. 18, 1979
Applicant:
Inventor:
Herwig Trimmel, Puchheim, DE;
Assignee:
Siemens Aktiengesellschaft, Berlin & Munich, DE;
Primary Examiner:
Int. Cl.
CPC ...
H01S / ;
U.S. Cl.
CPC ...
332-751 ; 331 / ; 307312 ; 455613 ;
Abstract
A circuit which senses the time intervals during which a total current applied to a laser diode exceeds a second breakpoint value on the light-current characteristic curve and which generates an error signal that may be fed back to adjust a current modulator.
Trimmel, Herwig. (1981). Modulation current control of laser diodes (U.S. Patent No. 4292606). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4292606
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile