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Method for automotive lamp control

  • US 7,646,291 B2
  • Filed: 11/15/2004
  • Issued: 01/12/2010
  • Est. Priority Date: 11/15/2004
  • Status: Expired due to Fees
First Claim
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1. A motor vehicle light control system for a motor vehicle, comprising:

  • one or more motor vehicle light sources;

    a signal coder coupled to the motor vehicle light sources, wherein the signal coder is configured to provide a selected signal and power to the motor vehicle light sources, wherein the selected signal and the power are provided as a voltage signal having a modified portion, the modified portion comprising a series of on/off voltage periods, and wherein the signal coder is configured to provide the selected signal and the power as both the voltage signal having the modified portion when the signal coder is activated by a turn signal switch on the motor vehicle and a substantially non-modified voltage signal when the signal coder is activated by a brake signal switch on the motor vehicle; and

    a signal decoder coupled to the signal coder and the motor vehicle light sources, wherein the signal decoder is configured to assess the selected signal to determine a selected lighting output for the motor vehicle light sources.

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