Optoelectronic device and adaptive illumination system using the same

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United States of America Patent

PATENT NO 9974135
SERIAL NO

15699573

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Abstract

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An apparatus is disclosed that includes a segmented light-emitting diode (LED) chip having a plurality of LEDs that are separated by trenches formed on the segmented LED chip and arranged in a plurality of sections, each section including at least one first LED and at least one second LED; and a controller configured to: apply a forward bias to each of the first LEDs; apply a reverse bias to each of the second LEDs; and change a brightness of the first LEDs in any section based on a signal generated by the second LED in that section.

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Patent Owner(s)

Patent OwnerAddress
LUMILEDS SINGAPORE PTE LTDSINGAPORE

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Deb, Parijat San Jose, US 24 60
Nelson, Erik Charles San Jose, US 13 50
Vampola, Kenneth Los Altos, US 24 122
Wildeson, Isaac San Jose, US 41 71

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