| 摘要 |
A system for long range communications is disclosed. The system includes a base station and credit card sized wireless long range communications devices. The wireless long range communication devices each include a transceiver, a man machine interface (e.g., display and pushbuttons), a processor, a power supply (e.g., primary and secondary battery) and an antenna. Preferably, the wireless communication devices are flexible (e.g., like a smart card). |
