Vehicle lighting device including circuit portions having at least one light emitting diode, and control portion that controls connection state of circuit portions
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United States of America Patent
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May 19, 2020
Grant Date -
Feb 1, 2018
app pub date -
Mar 9, 2017
filing date -
Jul 27, 2016
priority date (Note) -
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Abstract
A vehicle lighting device includes a plurality of circuit portions that have at least one light emitting element; and a control portion that is electrically connected to the plurality of circuit portions. The control portion detects an input voltage and connects the plurality of circuit portions in series when the detected input voltage exceeds a predetermined value and connects at least a part of the plurality of circuit portions in parallel when the detected input voltage is equal to or less than the predetermined value.
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