| 摘要 |
The disclosure relates to a wireless radiofrequency communication chip (2), for example an NFC chip, comprising a light sensor or a sound sensor (10), a data storage and a controller (11) integrated in the communication chip. The chip may also contain an I/O interface for connection with an antenna (3). The controller is configured to control wireless radiofrequency transmission of data stored in the data storage in dependence of a light code received by the light sensor or a sound code received by the sound sensor. |
