| 摘要 |
<p>Embodiments of the present invention provide a wireless expansion card and a method for data storage. The wireless expansion card includes: a contact power receiving module, configured to: in a first time period, receive contact power supply of a first contact user equipment, so as to obtain first electric power; a contact communications module, electrically connected to the contact power receiving module, and configured to: in the first time period, use the first electric power to perform first contact communication with the first contact user equipment, so as to transmit a first read/write instruction and first data that needs to be read or written according to the first read/write instruction; and a wireless communications module, electrically connected to the contact power receiving module, in communication connection with the contact communications module, and configured to: in the first time period, use the first electric power, to perform first wireless communication with a first wireless peripheral device by using ultra-wideband impulse radio, so as to transmit the first read/write instruction and the first data, so that data storing is performed between the first contact user equipment and the first contact user equipment.</p> |
