Method of and system for entering identification codes into vehi

Details Method of and system for entering identification codes into vehi Method of and system for entering identification codes into vehi

1997-08-08

1999-09-07

Elms, Richard T.

Electrical transmission or interconnection systems

Vehicle mounted systems

Automobile

180287, B60R 2504

Patent

active

059491523

ABSTRACT:
In a vehicle antitheft system having an immobilizer unit which reads in an identification code generated by and transmitted from an ignition key of the type having a built-in signal transmitter, an ID code of a first ignition key is tentatively stored in the immobilizer unit until different ID codes of first and second ignition keys are registered even in the event where ID code entry operation is interrupted before registration of the first and second keys' ID codes during an entry of the first ignition key ID code and is resumed with the second ignition key.

REFERENCES:
patent: 5508694 (1996-04-01), Treharne et al.
patent: 5621380 (1997-04-01), Mutoh et al.
patent: 5635916 (1997-06-01), Bucholtz et al.
patent: 5798576 (1998-08-01), Ostermann et al.

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