(19)
(11)
EP 1 053 375 A1
(12)
(43)
Date of publication:
22.11.2000
Bulletin 2000/47
(21)
Application number:
99967218.1
(22)
Date of filing:
07.12.1999
(51)
International Patent Classification (IPC)
7
:
E05B
49/00
(86)
International application number:
PCT/US9928/933
(87)
International publication number:
WO 0034/605
(
15.06.2000
Gazette 2000/24)
(84)
Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE
(30)
Priority:
08.12.1998
US 207861
(71)
Applicant:
Microchip Technology Incorporated
Chandler, AZ 85224-6199 (US)
(72)
Inventors:
LEE, Youbok
Chandler, AZ 85044 (US)
SORRELLS, Peter
Chandler, AZ 85225 (US)
KUZDAS, Adrian, C.
Mesa, AZ 85206 (US)
(74)
Representative:
Patry, Didier Marcel Pierre
Baker Botts, L.L.P.45 Ludgate Hill
London EC4M 7JU
London EC4M 7JU (GB)
(54)
A RADIO FREQUENCY IDENTIFICATION (RFID) SECURITY DEVICE