Patent ID: 6978202

Claim:
A four channel replication system comprising: a transmitter unit at a first vehicle, said transmitter unit including a signal interface for receiving at least one of a plurality of signals indicating a right turn signal, a left turn signal, brake lights on and headlights on status of the first vehicle, a microcontroller operatively connected to said signal interface for receiving at least one signal and converting the signal to a digital representation, and a transmitter/receiver operatively connected to said microcontroller for at least transmitting one digital signal; a receiver unit on a second vehicle, said receiver unit including a receiver/transmitter for receiving the digital signal, a microcontroller operatively connected to said receiver/transmitter for decoding said digital signal, for determining whether the digital signal is from the first vehicle or is a signal from a vehicle other than the first vehicle, and for transmitting a command signal if and if only if the signal is from the first vehicle; and a lighting device associated with the second vehicle responsive to the command signal from said microcontroller and visually mimicking the decoded command.