Title:
LIGHT DISTRIBUTION CONTROL DEVICE, VEHICULAR LAMP SYSTEM, AND LIGHT DISTRIBUTION CONTROL METHOD
Document Type and Number:
WIPO Patent Application WO/2021/251371
Kind Code:
A1
Abstract:
A light distribution control device 6 controls a variable light distribution lamp 2 capable of irradiating a forward area with a visible light beam L1 having a variable intensity distribution, on the basis of images IMG repeatedly obtained from an imaging device 4. The light distribution control device 6 controls the variable light distribution lamp 2 to form a light distribution pattern corresponding to a plurality of pieces of first light distribution pattern information based on the images IMG, the plurality of pieces of first light distribution pattern information including, when the images IMG include a predetermined light spot, a light-shielded area defined on the basis of the light spot, and not including the light-shielded area when the images IMG do not include the light spot.
Inventors:
KATAOKA TAKUYA (JP)
Application Number:
PCT/JP2021/021721
Publication Date:
December 16, 2021
Filing Date:
June 08, 2021
Export Citation:
Assignee:
KOITO MFG CO LTD (JP)
International Classes:
B60Q1/14; F21V7/00; F21V9/40; F21V14/04
Foreign References:
| JP2020023227A | 2020-02-13 | |||
| JP2016088224A | 2016-05-23 |
Other References:
See also references of EP 4163154A4
Attorney, Agent or Firm:
MORISHITA Sakaki (JP)
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