Title:
VEHICLE LAMP AND MONITORING DEVICE
Document Type and Number:
WIPO Patent Application WO/2023/120238
Kind Code:
A1
Abstract:
A vehicle lamp comprising a radar unit (1) that is disposed within a lamp housing (100) and detects an object by transmitting electromagnetic waves toward a required field-of-view area (FOV) via a lens (102) provided to the lamp housing (100), wherein the lens (102) comprises a plate thickness gradual change section (104) in which the plate thickness at sites where the electromagnetic waves are incident differs in accordance with the difference in the angle of incidence at which the electromagnetic waves are incident, and in which the plate thickness becomes thicker as the angle of incidence increases.
Inventors:
KUBOYAMA OSAMU (JP)
KATSURADA YOSHIHIRO (JP)
KIKUCHI KOSEI (JP)
KATSURADA YOSHIHIRO (JP)
KIKUCHI KOSEI (JP)
Application Number:
PCT/JP2022/045451
Publication Date:
June 29, 2023
Filing Date:
December 09, 2022
Export Citation:
Assignee:
KOITO MFG CO LTD (JP)
International Classes:
F21S41/20; F21S41/275; F21S41/43; F21S41/47; F21S43/20; F21S45/00; F21V5/04; G01S7/03; G01S13/931; H01Q1/22; H01Q1/42; F21W102/00; F21W102/13; F21W103/00; F21Y115/10
Domestic Patent References:
| WO2019021693A1 | 2019-01-31 |
Foreign References:
| JP2021099313A | 2021-07-01 | |||
| JPS4721982A | 1972-10-05 | |||
| JP2009202756A | 2009-09-10 | |||
| JP2010010100A | 2010-01-14 | |||
| JP2015212705A | 2015-11-26 | |||
| JP2010135087A | 2010-06-17 | |||
| JP2015534052A | 2015-11-26 | |||
| JP2020194709A | 2020-12-03 | |||
| JP2009204592A | 2009-09-10 | |||
| JP2019194940A | 2019-11-07 |
Attorney, Agent or Firm:
SHIN-EI, P.C. (JP)
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