Patent ID: 9649977
Date: 2017-05-16
CPC Classifications: B60K,B60Q,G01D,H05B

Claim:
1. A vehicle display illumination system comprising: a controller including a controller data communication link; at least one constant current source having a current source data communication link, wherein the controller data communication link is communicatively coupled to the current source data communication link, the at least one constant current source further comprising a plurality of output current channels, and the at least one constant current source including a voltage input connected to a variable voltage vehicle power source; a plurality of light sources, wherein each of said light sources is connected to at least one of said plurality of output current channels; and wherein said controller includes a memory storing instructions operable to cause the controller to alter an output current on at least one of said output current channels thereby altering at least one of a brightness and a color of a corresponding light source in response to a received status from another vehicle system.