EP 0848123 A3 20001102 - A remote keyless entry system
Title (en)
A remote keyless entry system
Title (de)
Fernbedienbares schlüsselloses Eingangssystem
Title (fr)
Système télécommandé d'entrée sans clé
Publication
Application
Priority
- JP 31576697 A 19971013
- US 72884496 A 19961010
Abstract (en)
[origin: EP0848123A2] A road vehicle keyless entry system (10) having an in-vehicle communication processor (11) and a remote transponder (15) is provided. The communication processor (10) has a radio frequency received (12), a low frequency transmitter/receiver (13) and a controller (14) capable of encrypting and reading the signals sent and received by the low frequency transmitter/receiver (13). The transponder (15) has a radio frequency transmitter (16) that transmits a signal to the communication processor (11) upon receipt of a manual stimulus and a low frequency transmitter/receiver (17) capable of reading and responding to encrypted signals received from the communication processor (11). <IMAGE>
IPC 1-7
IPC 8 full level
B60R 25/00 (2006.01); B60R 25/01 (2013.01); B60R 25/10 (2013.01); B60R 25/24 (2013.01); E05B 65/12 (2006.01); G07C 9/00 (2006.01); H04B 1/59 (2006.01); H04B 5/02 (2006.01)
CPC (source: EP)
G07C 9/00309 (2013.01); G07C 2009/00357 (2013.01); G07C 2009/00396 (2013.01); G07C 2009/00412 (2013.01); G07C 2009/00492 (2013.01); G07C 2009/00507 (2013.01); G07C 2009/00777 (2013.01); G07C 2009/00793 (2013.01)
Citation (search report)
- [XP] EP 0767286 A2 19970409 - MOTOROLA INC [US]
- [XA] EP 0690190 A1 19960103 - TELEFUNKEN MICROELECTRON [DE], et al
- [X] DE 4329697 A1 19950309 - SIEMENS AG [DE]
- [X] EP 0659963 A1 19950628 - SIEMENS AG [DE]
- [A] DE 4409559 A1 19950601 - MARQUARDT GMBH [DE]
- [A] WO 9619629 A1 19960627 - UNITED TECHNOLOGIES AUTOMOTIVE [US]
Designated contracting state (EPC)
AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
DOCDB simple family (publication)
EP 0848123 A2 19980617; EP 0848123 A3 20001102; EP 0848123 B1 20041208; JP H11177464 A 19990702
DOCDB simple family (application)
EP 97117590 A 19971010; JP 31576697 A 19971013