| 摘要 |
<p>Embodiments of the present invention provide a wireless extension card and a method for data storage. The wireless extension card comprises a contact-type power receiving module, used for receiving contact-type power supply of a first contact-type user equipment in a first time period, so as to obtain first electric power; a contact-type communication module, electrically connected to the contact-type power receiving module, and used for using the first electric power in the first time period to perform first contact-type communication with the first contact-type user equipment, so as to transmit a first read and write instruction and first data that needs to be read or written according to the first read and write instruction; and a wireless communication module, electrically connected to the contact-type power receiving module, in communication connection with the contact-type communication module, and used for using the first electric power and using ultra-wideband pulse radio in the first time period to perform first wireless communication with a first wireless external device, so as to transmit the first read and write instruction and the first data, so that the first contact-type user equipment performs data storage with the first contact-type user equipment.</p> |
