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FOBLESS KEYLESS VEHICLE ENTRY AND INGNITION METHODAND SYSTEM

  • US 20150184628A1
  • Filed: 12/22/2014
  • Published: 07/02/2015
  • Est. Priority Date: 12/26/2013
  • Status: Abandoned Application
First Claim
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1. A wireless vehicle entry and ignition control system comprising:

  • a vehicle;

    a wireless communication unit residing in said vehicle;

    a plurality of acoustic input/output units residing in said vehicle;

    a plurality of sensors residing in said vehicle;

    a plurality of switches residing in said vehicle;

    a remote access device;

    a wireless communication unit residing in said remote access device;

    an acoustic input/output unit residing in said remote access device;

    said wireless communication unit residing in said vehicle communicating with said wireless communication unit residing in said remote access device to verify an authorization;

    once said authorization verified, a first party of said acoustic input/output units residing in said vehicle and said acoustic input/output unit residing in said remote access device transmitting an acoustic signal and said signal received by a second party of said acoustic input/output units residing in said vehicle and said acoustic input/output unit residing in said remote access device;

    determining distances between said acoustic input/output units residing in said vehicle and said acoustic input/output unit residing in said remote access device by measuring the time delay between transmitting and receiving said acoustic signal;

    turning on/off said switches when said distances meet a predetermined condition.

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