×

Vehicle central lock antitheft method and system

  • US 8,924,041 B2
  • Filed: 06/30/2008
  • Issued: 12/30/2014
  • Est. Priority Date: 02/27/2008
  • Status: Active Grant
First Claim
Patent Images

1. A vehicle central control antitheft method, comprising:

  • performing, by a central control system, identity verification for a remote control via cipher matching;

    selecting, by the central control system, an alert status in response to a result of identity verification of the remote control, status of an ignition switch and an action of opening or closing a vehicle door, wherein the alert status comprises a pre-alerting status, an alerting status, an alarm activation status, and an alarm inactivation status;

    encrypting, by the central control system, the alert status, and transmitting the encrypted alert status to an engine management system;

    receiving and decrypting, by the engine management system, the encrypted alert status transmitted from the central control system, and determining whether the alert status is verified and is an alarm inactivation status;

    performing safety authentication between the engine management system and the central control system in bidirectional encrypted communication once the alert status is verified and is the alarm inactivation status; and

    permitting, by the engine management, an engine to start after the safety authentication is passed.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×