Modular fingerprint U disk and communication method thereof
A communication method and a modular technology, applied in the field of mobile storage and security authentication, can solve the problems of no data encryption in the data transmission of the main storage unit, wrong recognition of fake fingers, etc., to avoid potential safety hazards, improve data transmission, and store security Effect
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[0038] Further description will be given below in conjunction with the embodiments and accompanying drawings. Such as figure 1 Shown is the structural principle diagram of the embodiment of the present invention. A modular fingerprint USB flash drive, comprising a fingerprint USB flash drive main control unit 1, a fingerprint recognition module 2, a Flash memory 3 and a USB interface 4.
[0039] The fingerprint U disk main control unit 1 is connected with the fingerprint identification module 2 and the Flash flash memory 3 respectively, and is connected with an external device through a USB interface 4 for controlling the fingerprint identification module 2 and the Flash flash memory 3, and is responsible for communicating with the external device communication.
[0040] The fingerprint identification module 2 is composed of a fingerprint algorithm chip 21 and a fingerprint sensor 22 for fingerprint registration and fingerprint comparison; the fingerprint sensor 22 is used f...
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