Optoelectronic device and adaptive illumination system using the same

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United States of America Patent

PATENT NO 11435225
APP PUB NO 20200413500A1
SERIAL NO

17021320

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Abstract

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An automotive headlight is disclosed including: an optical unit including a plurality of optical elements, each optical element having a different central direction; a segmented light-emitting diode (LED) chip including a plurality of LEDs that are separated by trenches formed on the segmented LED chip and arranged in a plurality of sections, each section being aligned with a different respective optical element, and 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 LLC370 W TRIMBLE RD SAN JOSE CALIFORNIA 95131 95131

International Classification(s)

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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