Title:
PASSIVE ENTRY AND PASSIVE START SYSTEM AND METHOD USING TEMPORARY KEYS
Document Type and Number:
WIPO Patent Application WO/2019/189240
Kind Code:
A1
Abstract:
A system includes a communication module (110) configured to establish a first secure communications link (136) with a portable device (134) and a second secure communications link (170) with a contactless smartcard (138). A memory module (148) configured to store information associated with the portable device and the contactless smartcard. A temporary key module (150) configured to store an ID of the contactless smartcard and vehicle operation limitations associated with the ID of the contactless smartcard in the memory module. An authentication module (132) configured to (i) authenticate the portable device and (ii) authenticate the contactless smartcard. A passive entry / passive start (PEPS) module (140) configured to receive authentication of at least (i) the portable device or (ii) the contactless smartcard from the authentication module, and perform a vehicle operation based on at least (i) the received authentication and (ii) the vehicle operation limitations stored in the memory module.
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Inventors:
GOLSCH KYLE (US)
Application Number:
PCT/JP2019/012970
Publication Date:
October 03, 2019
Filing Date:
March 26, 2019
Export Citation:
Assignee:
DENSO INT AMERICA INC (US)
DENSO CORP (JP)
DENSO CORP (JP)
International Classes:
B60R25/24; G07C9/00
Foreign References:
| US20140058586A1 | 2014-02-27 | |||
| US20170136991A1 | 2017-05-18 | |||
| US20160347280A1 | 2016-12-01 | |||
| US20100039215A1 | 2010-02-18 | |||
| US201715730265A | 2017-10-11 | |||
| US20180099643A1 | 2018-04-12 |
Attorney, Agent or Firm:
JIN Shunji (JP)
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