Patent ID: 8750510
Filing Date: 2014-06-10
Classification: B60R,G07C

Abstract:
1. A method of duplicating a motor vehicle electronic key, comprising: transmitting to the motor vehicle electronic key, by a first device, an encrypted secret code; receiving, by the motor vehicle electronic key, the encrypted secret code; as the electronic key is receiving the secret code which has been encrypted, intercepting the transmission to the motor vehicle electronic key by the first device, comprising the encrypted secret code, and storing, by a second device different from the first device and different from the motor vehicle electronic key, the encrypted secret code, which is extracted from the transmission; interrogating the motor vehicle electronic key, by a duplicator device which is different from the first device and different from the motor vehicle electronic key, using the encrypted secret code which has been intercepted and stored; receiving, by the duplicator device from the motor vehicle electronic key, a password transmitted from the motor vehicle electronic key in response to the interrogating; storing, by the duplicator device, the password transmitted from the motor vehicle electronic key; transmitting, by the duplicator device, the password to a blank key; and storing the password in the blank key.