Thermal Control for LED Backlight
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United States of America Patent
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Issued Date -
Jun 12, 2008
app pub date -
Dec 3, 2007
filing date -
Dec 7, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A backlighting system comprising: a controller; at least one luminaire comprising a plurality of LEDs; and at least one thermal sensor in communication with the controller, the controller being operative to control the luminance of the at least one luminaire responsive to the at least one thermal sensor. Preferably, the control of the luminance comprises: in the event that a temperature indication responsive to an output of the at least one thermal sensor is greater than a first pre-determined maximum, reducing the luminance of at least one of the at least one luminaire.
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