Optoelectronic device and adaptive illumination system using the same
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United States of America Patent
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May 15, 2018
Issued Date -
N/A
app pub date -
Sep 8, 2017
filing date -
Sep 8, 2017
priority date (Note) -
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status (Latency Note)
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Abstract
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.
First Claim
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International Classification(s)
Cited Art Landscape
Patent Citation Ranking
- 11 Citation Count
- G01J Class
- 89.83 % this patent is cited more than
- 7 Age
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