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:
Apr. 03, 1990
Filed:
Feb. 06, 1989
Applicant:
Inventors:
Stefanos Dermitzakis, Heilbronn-Neckargartach, DE;
Jasbeer-Singh Suri, Heilbronn-Klingenberg, DE;
Assignee:
Telefunken electronic GmbH, Heilbronn, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H03F / ;
U.S. Cl.
CPC ...
330308 ; 330311 ;
Abstract
In an opto-electronic transimpedance amplifier for the amplification of optical signals supplied by a photovoltaic cell and having a transistor as amplifier, the load resistor of the amplifier transistor is a transistor and two ohmic resistors whose series connection is parallel to the emitter-to-collector path of the load resistor transistor and whose connection point is connected to the base of the load resistance transistor.