The present invention provides radio frequency identification devices, remote communication devices, wireless communication systems, and methods of indicating operation. According to a first aspect, a radio frequency identification device includes a substrate; communication circuitry coupled with the...http://www.google.fr/patents/US20010048363?utm_source=gb-gplus-shareBrevet US20010048363 - RADIO FREQUENCY IDENTIFICATION DEVICES, REMOTE COMMUNICATION DEVICES, WIRELESS COMMUNICATION SYSTEMS, AND METHODS OF INDICATING OPERATION
RADIO FREQUENCY IDENTIFICATION DEVICES, REMOTE COMMUNICATION DEVICES ...
Numéro de demande: 09/363,945 Numéro de publication: US 2001/0048363 A1 Date de dépôt: 29 juil. 1999 Brevet délivré: US6459376 ( Date de délivrance 1 oct. 2002)
