A USBKEY communication protocol automatic switching method and system

The automatic switching method and system based on the USBKEY communication protocol solves the problem of USBKEY not being able to switch automatically on different devices, and achieves intelligent protocol matching and improved ease of use.

CN117640785BActive Publication Date: 2026-04-14山东三未信安信息科技有限公司 +1
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Patent Information

Application Number
CN202311757090.4
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2023-12-20
Publication Date
2026-04-14
Estimated Expiration
2043-12-20

AI Technical Summary

Technical Problem

Existing USB keys cannot automatically switch between different communication protocol host devices, resulting in inconvenience and poor usability.

Method used

This invention provides a method and system for automatic switching of USBKEY communication protocols. By activating actions and controlling protocol switching permissions, it enables automatic switching of different communication protocols, including smart card reader protocols and mass storage protocols.

Benefits of technology

The compatibility and ease of use of the USB key across different devices have been improved, and protocol switching and reactivation are supported, enhancing the product's adaptability and convenience.

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Abstract

The application discloses a USBKEY communication protocol automatic switching method, wherein the USBKEY communication protocol is a communication protocol between a USBKEY and a host device, and the number of communication protocol modes of the USBKEY communication protocol is multiple; the method comprises the following steps: performing an activation action of the USBKEY communication protocol, if the host device does not recognize the USBKEY within a specified number of activation action execution times, switching the communication protocol mode of the current USBKEY; and the USBKEY communication protocol activation action comprises an execution action of the host device recognizing the USBKEY inserted therein. The application can support protocol automatic switching, can support automatic matching of various protocol servers, and increases product usability.
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