Method for protecting devices, specially car radios, against theft

This method is intended for prevention of the unauthorised use of a device (20), especially a car radio. From the coding (16) by irreversible encryption method (10) is created the check information (12') and for enabling device (20) is the check information (12') compared with the check in...

Ausführliche Beschreibung

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Bibliographische Detailangaben
1. Verfasser:	PLUMEIER JOERG
Format:	Patent
Sprache:	eng ; slo
Schlagworte:	ALARM SYSTEMS ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDEDFOR ELSEWHERE CHECKING-DEVICES ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY GENERATING RANDOM NUMBERS ORDER TELEGRAPHS PERFORMING OPERATIONS PHYSICS REGISTERING OR INDICATING THE WORKING OF MACHINES SIGNALLING SIGNALLING OR CALLING SYSTEMS TIME OR ATTENDANCE REGISTERS TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHICCOMMUNICATION TRANSPORTING VEHICLES IN GENERAL VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISEPROVIDED FOR VOTING OR LOTTERY APPARATUS
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