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Patent Searching and Data


Title:
PORTABLE LIGHTING DEVICE CAPABLE OF ADAPTIVE POWER SAVING AND BRIGHTNESS ADJUSTMENT
Document Type and Number:
WIPO Patent Application WO/2019/216517
Kind Code:
A1
Abstract:
A portable lighting device capable of adaptive brightness adjustment, according to one embodiment of the present invention, comprises: a light emitting unit for irradiating light; a brightness sensing unit for measuring brightness of one area in front of a predetermined distance from a current position; and a control unit for controlling, according to the brightness measured by the brightness sensing unit, an amount of light emitted from the light emitting unit. Here, the control unit may control the amount of light by changing the width of an ON pulse section for operating the light emitting unit within a discontinuous signal controlling the light emitting unit, or control the amount of light by changing the intensity of light for a continuous signal controlling the light emitting unit.

Inventors:
KWON, Tae Won (202-ho, 24 Gonghang-daero 58-gil,,Gangseo-gu, Seoul, 07665, KR)
Application Number:
KR2019/000443
Publication Date:
November 14, 2019
Filing Date:
January 11, 2019
Export Citation:
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Assignee:
BRIGHTLAB, INC. (1108-ho, Space E-room 11F, Businesstower-dong, 396, World Cup buk-ro,,Mapo-gu, Seoul, 03925, KR)
International Classes:
H05B37/02; B62J6/02
Foreign References:
KR20170001191A2017-01-04
KR101703147B12017-02-06
KR100273535B12001-01-15
KR20170010292A2017-01-26
US20110169411A12011-07-14
Attorney, Agent or Firm:
MAPS INTELLECTUAL PROPERTY LAW FIRM (8F, 37 Teheran-ro 8-gil,,Gangnam-gu, Seoul, 06239, KR)
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