| 摘要 |
<p>A communication device (20) comprising a processor (180), a Near Field Communication, NFC, circuit (132) and a magnetic sensor (26,134) configured to sense a magnetic field from an NFC tag (22) provided with a magnet (24,135) and to generate a signal to the processor (180), which is configured to activate, in response to the signal, the NFC circuit (132) to transmit or receive data using the NFC communications protocol.</p> |
