Patent ID: 7463896

Claim:
A method for enforcing a vehicle code, comprising: receiving a wireless communication signal by a first mobile unit having a unique identifier, the wireless communication signal transmitted by a second mobile unit associated with a vehicle; downconverting data in the received wireless communication signal from radio frequency to baseband; determining based on the downconverted data: a vehicle identifier associated with the vehicle, and a GPS position associated with the vehicle; determining by a system administrator a status of the vehicle using the vehicle identifier to monitor the vehicle for code enforcement, wherein the determining the status includes parsing the received wireless communication signal to determine the status of the vehicle; generating baseband message data indicating the status by constructing at least one data packet from a plurality of data fields, the data fields including the unique identifier of the first mobile unit and the vehicle identifier; and upconverting the baseband message data to radio frequency for transmission to the second mobile unit, thereby transmitting the upconverted baseband message data indicating the status of the vehicle.