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:
Nov. 16, 1993
Filed:
Jun. 03, 1992
Applicant:
Inventors:
Assignee:
Thomson-CSF, Puteaux, FR;
Primary Examiner:
Int. Cl.
CPC ...
H01L / ;
U.S. Cl.
CPC ...
257 80 ; 257 82 ; 257 84 ; 257 85 ; 257 98 ; 372 50 ; 385 14 ;
Abstract
An opto-electronic device which monolithically integrates a laser emitter and an optical detector positioned in-line on a single waveguide, in which the laser emitter and detector operate at different wavelengths. Such an opto-electronic device may find particular application in various transmission or telecommunication systems.