EP 1604463 A2 20051214 - TRANSMITTER AND/OR RECEIVER DEVICE AND SECUREMENT SYSTEM COMPRISING SAID DEVICE
Title (en)
TRANSMITTER AND/OR RECEIVER DEVICE AND SECUREMENT SYSTEM COMPRISING SAID DEVICE
Title (de)
SENDE- UND EMPFANGSVORRICHTUNG UND SICHERUNGSSYSTEM MIT EINER SOLCHEN VORRICTUNG
Title (fr)
DISPOSITIF D'EMISSION ET/OU DE RECEPTION ET SYSTEME DE SECURISATION INTEGRANT UN TEL DISPOSITIF
Publication
Application
Priority
- EP 2004050240 W 20040303
- FR 0303028 A 20030307
Abstract (en)
[origin: WO2004079918A2] The invention relates to a transmitter and/or receiver device for a system used to secure a closed space, comprising fixed equipment (4, 5, 6, 7) connected to said closed space, and a portable identification device (3), wherein the fixed equipment (4, 5, 6, 7) and the portable identification device (3) communicate by exchanging radiofrequency signals (17). According to the invention, the transmitter and/or receiver device (1) comprise(s) an antenna element (l 1) made up of a single support element (l 2) around which a first (13) and a second (14) winding is arranged; a first (15) and a second (16) electronic circuit connected to the antenna element (11), respectively enabling communication between the fixed equipment (4, 5, 6, 7) and the portable identification device (3) in a first (A) and second (B) radiofrequency signal (l 7) communication mode. The invention also relates to a system used to secure a closed space, comprising said transmitter and/or receiver device (10).
IPC 1-7
IPC 8 full level
G06K 7/00 (2006.01); G06K 19/07 (2006.01)
CPC (source: EP)
G06K 7/0008 (2013.01); G06K 19/0723 (2013.01)
Citation (search report)
See references of WO 2004079918A2
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR
DOCDB simple family (publication)
FR 2852170 A1 20040910; FR 2852170 B1 20070706; EP 1604463 A2 20051214; WO 2004079918 A2 20040916; WO 2004079918 A3 20041028
DOCDB simple family (application)
FR 0303028 A 20030307; EP 04716604 A 20040303; EP 2004050240 W 20040303