Patent ID: 8004400
Filing Date: 2011-08-23
Classification: G08G

Abstract:
1. A method for locating a vehicle from a remote nomadic device, comprising the steps of: providing a RF communication module and a RFID interrogator in the vehicle; providing a RF transceiver, a RFID tag and an indicator in the nomadic device, said RF transceiver, RFID tag, and indicator powered by a nomadic device battery; activating the RF transceiver of the nomadic device to transmit a location request to said communication module; in response to receipt of the location request by the communication module, activating the RFID interrogator to interrogate said RFID tag and determine a direction and a range of said RFID tag relative to said vehicle; activating the communication module to transmit a bearing to the RF transceiver of the nomadic device based on the determined relative direction and range of said RFID tag; and activating the indicator of said nomadic device to indicate said bearing.