The mobile device performs a second communication with a key module when the key module is overlapped on the mobile device. The mobile device performs a first communication with the authentication unit. The mobile device transmits a challenge code, which is transmitted from the authentication unit, to the key module via the second communication. Upon receiving the challenge code from the mobile device, the key module generates a response code using the vehicle key code stored in a local storage, transmits the generated response code to the mobile device. The authentication unit performs user authentication using the response code.
USER AUTHENTICATION METHOD, USER AUTHENTICATION DIGITAL KEY SYSTEM, AND MOBILE DEVICE PROGRAM PRODUCT
2025-05-29
Patent
Electronic Resource
English
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