Patent ID: 9120452
Filing Date: 2015-09-01
Classification: B60R

Abstract:
1. A vehicle operation authorization system comprising: a first portable electronic device including a first controller and being usable as an electronic key for a vehicle; a second portable electronic device including a second controller and being usable as the electronic key for the vehicle; a server that receives identification information from the first portable electronic device, the identification information identifying the first portable electronic device, the server verifying the identification information, and transmitting an operation permission signal to the vehicle to permit a vehicle operation in accordance with a request from the first portable electronic device; a key register that comprises the first controller and registers a first encryption key, which is provided from the server, to the first portable electronic device; an access authorizer that comprises the first controller and the second controller, and that sends access authorization information from the first portable electronic device to the second portable electronic device without accessing the server by the second portable electronic device to grant access authorization for accessing the server to the second portable electronic device, so that the second portable electronic device functions as the electronic key authorized to operate the vehicle; and an accessor that comprises the second controller and accesses the server, based on the access authorization information, to transmit an operation request signal for requesting the vehicle operation to the server, wherein the operation request signal includes encrypted data generated by encrypting a user verification code for the vehicle with the first encryption key registered in the first portable electronic device; and the server decrypts the encrypted data with a second encryption key associated with the first encryption key to obtain the user verification code when the second portable electronic device accesses the server based on the access authorization information and transmits an operation permission signal to the vehicle to permit the vehicle operation in accordance with the operation request signal from the second portable electronic device when the user verification code is verified.