EP 0796476 A1 19970924 - CONTACTLESS CHIP CARD INFORMATION TRANSMISSION
Title (en)
CONTACTLESS CHIP CARD INFORMATION TRANSMISSION
Title (de)
KONTAKTFREIE INFORMATIONSÜBERTRAGUNG VON CHIPKARTEN
Title (fr)
TRANSMISSION SANS CONTACT D'INFORMATIONS SUR DES CARTES A PUCES
Publication
Application
Priority
- DE 9501679 W 19951123
- DE 4443979 A 19941211
Abstract (en)
[origin: DE4443979C1] Various uses of chip card contacts in electronic circuits are disclosed. By using contacts (2) as capacitors or antennas, contacts may be used as contactless transmission means.
IPC 1-7
IPC 8 full level
G06K 7/00 (2006.01); G06K 7/08 (2006.01); G06K 19/077 (2006.01); H01Q 1/22 (2006.01)
CPC (source: EP)
G06K 7/0008 (2013.01); G06K 7/10326 (2013.01); G06K 19/07749 (2013.01); G06K 19/07769 (2013.01); H01Q 1/2225 (2013.01)
Citation (search report)
See references of WO 9618973A1
Designated contracting state (EPC)
DE FR GB
DOCDB simple family (publication)
DE 4443979 C1 19960307; AU 3977495 A 19960703; DE 19581412 D2 19980205; EP 0796476 A1 19970924; WO 9618973 A1 19960620
DOCDB simple family (application)
DE 4443979 A 19941211; AU 3977495 A 19951123; DE 19581412 T 19951123; DE 9501679 W 19951123; EP 95938347 A 19951123