An electronic transaction card communicates with an add-on slot of an intelligent electronic device. The add-on slot may be a memory card slot. The intelligent electronic device may be a mobile phone or other device with or without network connectivity. The electronic transaction card may have magnetic...http://www.google.com.au/patents/US7954717?utm_source=gb-gplus-sharePatent US7954717 - Provisioning electronic transaction card in mobile device
