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.

Date of Patent:
Dec. 13, 1983

Filed:

Jun. 17, 1981
Applicant:
Inventors:

Friedrich-Christian Tischer, Backnang, DE;

Horst Kleinmann, Backnang, DE;

Herwig Klinger, Backnang, DE;

Assignee:

Licentia Patent-Verwaltungs-GmbH, Frankfurt am Main, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H02H / ;
U.S. Cl.
CPC ...
361 56 ; 361 91 ; 361118 ;
Abstract

In an overvoltage protection circuit for an amplifier inserted in series between lengths of a signal transmission line, the line including a ground path and the amplifier being supplied with operating power via the transmission line and including power supply inputs conductively connected to the transmission line lengths via a current supply filter, there is provided: one single overvoltage arrester for providing coarse overvoltage protection connected between the ground path and one of the power supply inputs, and lowpass filters connected between the arrester and each transmission line length.


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