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. 25, 1987
Filed:
Aug. 13, 1985
Applicant:
Inventor:
Hans-Bodo Laue, Altenbeken, DE;
Assignee:
Nixdorf Computer AG, Paderborn, DE;
Primary Examiner:
Int. Cl.
CPC ...
G08B / ; H04M / ;
U.S. Cl.
CPC ...
340333 ; 340318 ; 3403 / ; 3403 / ; 340538 ; 363 15 ; 363 19 ;
Abstract
In a signal transmission system whose transmission line (16) is connected to a line side component (66, 68) of a respective transmitter (12) and receiver (14) and is electrically isolated from the operating side, the line side component (66, 68) of the respective transmitter (12) and receiver (14) is powered from the operating side over through an isolating DC/DC-transducer (10).