| 摘要 |
The invention relates to a token 10 for communicating with a host device 210. The token comprises means for communicating through at least one USB communication channel 230, 232, 234, 236, 238. According to the invention, the token is adapted to receive, through at least one USB communication channel 230, 234, 236, 238, a command for requesting the token to specify at least one capability of the token, and send, through at least one USB communication channel 230, 232, 236, 238, as reply to the received command, a response for specifying that the token supports a USB device class for HID. The invention also relates to corresponding communication system and method.
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