User activated/deactivated short-range wireless communications (SRWC) auxiliary key fob
US10538220B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 6, 2018 |
| Grant date | Jan 21, 2020 |
| Priority date | — |
| Expiry date | Sep 6, 2038 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07C2209/63
- WIPO fieldControl
- WIPO sectorInstruments
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.