About 94 results
https://drivepatents.com/patents/980957 · 11 Dec 2013
An offline immobilizer ECU (6) reads an encryption key generation code (SC-A3) from an offline additional electronic key (2c) and generates an electronic key encryption key for the offline additional electronic key (2c) using the encryption key generation ...
https://drivepatents.com/patents/982013 · 13 Nov 2013
An electronic key registration system (16) registers a key ID and an encryption key (Kcr) of an electronic key (2) to a controller (4) installed in a communication subject (1) that communicates with the electronic key (2) through wireless connection. The e...
https://drivepatents.com/patents/987167 · 21 Aug 2013
The method involves transmitting a signal to a mobile identification transmitter (16) by a vehicle-sided transmission and/or receiving device (10). Distance (A) between the device and the transmitter is determined from absolute field strength of the signal...
https://drivepatents.com/patents/988861 · 10 Jul 2013
A portable motion-sensing circuit (128), carried by a user, indicates that motion is sensed in response to detecting whether the user has been moving for a predetermined period of time. A communication circuit (120) operates in active mode and inactive mod...
https://drivepatents.com/patents/994075 · 9 Jan 2013
The mobile identification transmitter has a housing (10) in which electronics (30) and a communication unit (31) are arranged, where the communication unit is brought into communication with a communication element (3) of the security system. A payment ele...
https://drivepatents.com/patents/995336 · 5 Dec 2012
A system and in-vehicle communication module for relaying a remote keyless entry command from a cellular network to a vehicle keyless entry receiver. The module include a cellular network receiver configured to receive a remote keyless entry command from a...
https://drivepatents.com/patents/996736 · 24 Oct 2012
A vehicle security system (10) for a vehicle (12) equipped with a passive keyless entry/passive start security system (14) (PEPS (14)) including a nomadic device (16) configured to determine a present location (20) of the nomadic device (16) (e.g. key fob,...
https://drivepatents.com/patents/1001430 · 13 Jun 2012
A system (17) that prevents unauthorized establishment of wireless bidirectional communication between a communication master (5) and a communication terminal (2). The system (17) includes a strength measurement signal transmission circuit (19) that transm...
https://drivepatents.com/patents/1002141 · 23 May 2012
The device (10) has a multifunction button (12) for controlling remote functions on a vehicle (20). A transmitter (17) transmits a control signal (TX DATA RK) of one of the remote functions, and a receiver (18) receives an acknowledgment signal (TX DATA UC...
https://drivepatents.com/patents/1005576 · 1 Feb 2012
The assembly has a service right applying identifier (200) e.g. convego air mobile(RTM: sticker for contactless payment), forming an autonomous near field identifier independently from a motor vehicle starting and/or unlocking identifier (100) such that th...