Electronic key system for vehicle
US9067529B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 24, 2010 |
| Grant date | Jun 30, 2015 |
| Priority date | — |
| Expiry date | Dec 24, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG07C2209/63
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
An object of the invention is to provide an electronic key system for a vehicle capable of accurately detecting that an electronic key has been taken out of a host vehicle. An electronic key system for a vehicle according to the invention which allows the start of a host vehicle when an electronic key of the host vehicle is authenticated includes electronic key information acquisition means for acquiring information relating to the position of the electronic key, taking-out detection means for detecting that the electronic key has been taken out of the host vehicle on the basis of the information relating to the position of the electronic key acquired by the electronic key information acquisition means, and alarm means for providing a warning to notify that the electronic key has been taken out of the host vehicle.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.