公开(公告)号：US10538220B1

公开(公告)日：2020-01-21

申请号：US16123833

申请日：2018-09-06

Applicant: GM GLOBAL TECHNOLOGY OPERATIONS LLC

Inventor： Anuj Tyagi ,  Mukesh Gupta ,  Vijay Vardhan ,  Nikola J. Pudar ,  Amanda J. Kalhous ,  Dwayne A. Crocker ,  Nathaniel H. Williams

IPC: B60R25/24 ,  G07C9/00

Abstract: A system and method of activating and using an auxiliary key fob with a vehicle, including the steps of: pairing the auxiliary key fob and the vehicle; receiving an activation request at the vehicle, the activation request indicating to the vehicle to activate the auxiliary key fob for use with the vehicle; activating the auxiliary key fob in a particular access mode for use with the vehicle; receiving a SRWC credentials signal from the auxiliary key fob at a SRWC passive entry passive start (PEPS) module installed in the vehicle; after receiving the SRWC credentials signal, sending information included in or derived from the SRWC credentials signal to the VSM of the vehicle; determining that the auxiliary key fob is authorized at the VSM based at least in part on the information sent to the VSM; and carrying out a vehicle access function in response to the determination.