Title:
HEADLIGHT, ON-VEHICLE SYSTEM, AND HEADLIGHT CONTROL METHOD
Document Type and Number:
Japanese Patent JP2023135299
Kind Code:
A
Abstract:
To provide a headlight which can achieve more suitable light distribution control according to a vehicle situation in a structure using an LED array, and to contribute to "3. Good Health and Well-Being for all" as a sustainable development target.SOLUTION: A headlight includes a mirror array which is arrayed in front of a substrate having an LED array, a projection lens 504, and a drive circuit for driving the LED array and the mirror array. Angles of the respective mirrors of the mirror array are changed. The mirror arranged in a central region 901, and a mirror arranged in an outside region 902 are arranged in a state at such an angle as not to shield diffusion light from an LED device, in an OFF state. The outside mirror reflects the diffusion light from the LED device in an ON state, the central mirror reflects reflection light from the outside mirror forward in an ON state, and the reflection light is condensed in the central region 901 on an incident surface of the projection lens 504.SELECTED DRAWING: Figure 11
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Inventors:
ASAKURA SHO
KAKU NOBUYUKI
MATSUMI KUNINORI
WATANABE TOSHIMITSU
KAKU NOBUYUKI
MATSUMI KUNINORI
WATANABE TOSHIMITSU
Application Number:
JP2022040437A
Publication Date:
September 28, 2023
Filing Date:
March 15, 2022
Export Citation:
Assignee:
MAXELL LTD
International Classes:
B60Q1/04; B60Q1/115; B60Q1/12; F21S41/143; F21S41/153; F21S41/675; F21V7/00; F21V14/04; F21V19/00
Attorney, Agent or Firm:
Patent Attorney Tsutsui International Patent Office