Redundant power/control system for electronic displays

  • US 9,997,118 B2
  • Filed: 05/19/2017
  • Issued: 06/12/2018
  • Est. Priority Date: 04/05/2010
  • Status: Active Grant
First Claim
Patent Images

1. An electronic display assembly comprising:

  • a first power source;

    a second power source;

    a backlight;

    a first backlight controller accepting control signals and in electrical connection with the first and second power sources;

    a second backlight controller accepting control signals and in electrical connection with the first and second power sources; and

    a multiplexer in electrical connection with the first and second backlight controllers and the backlight, wherein the multiplexer is configured to receive an input from each of the first and second backlight controllers and provide a single output to the backlight.

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