Title:
IMAGE PROJECTION DEVICE AND IMAGE PROJECTION METHOD
Document Type and Number:
WIPO Patent Application WO/2023/176897
Kind Code:
A1
Abstract:
Provided is an image projection device (10A) that projects a projection image onto a windshield (16) on which virtual images (17, 18) are displayed, the image projection device comprising: an image projection unit (11) that projects the projection image; optical units (12, 13, 14, 15) that project the projection image, as image light, in a direction of a viewpoint (52) via the windshield (16); a detection unit (31) that detects an inclination angle of a travel road; a projection position adjustment unit that adjusts a projection position of the projection image on the windshield (16); and a control unit (30) that controls the projection position on the basis of the inclination angle.
Inventors:
TERASHIMA SATOMI (JP)
TSUDA TOSHIAKI (JP)
SUGAWARA KAZUHIRO (JP)
OHASHI YOSUKE (JP)
MOMIYAMA DAISUKE (JP)
MURAKAMI KAZUOMI (JP)
HAMADA YURI (JP)
TOYOSHIMA TAKANOBU (JP)
TSUDA TOSHIAKI (JP)
SUGAWARA KAZUHIRO (JP)
OHASHI YOSUKE (JP)
MOMIYAMA DAISUKE (JP)
MURAKAMI KAZUOMI (JP)
HAMADA YURI (JP)
TOYOSHIMA TAKANOBU (JP)
Application Number:
PCT/JP2023/010138
Publication Date:
September 21, 2023
Filing Date:
March 15, 2023
Export Citation:
Assignee:
KOITO MFG CO LTD (JP)
International Classes:
G02B27/01; B60K35/00
Domestic Patent References:
| WO2021015171A1 | 2021-01-28 | |||
| WO2016103418A1 | 2016-06-30 | |||
| WO2020195430A1 | 2020-10-01 | |||
| WO2017134865A1 | 2017-08-10 | |||
| WO2021054277A1 | 2021-03-25 |
Foreign References:
| JP2015202842A | 2015-11-16 | |||
| JP2010002953A | 2010-01-07 | |||
| JP2014074627A | 2014-04-24 | |||
| JP2020012985A | 2020-01-23 |
Attorney, Agent or Firm:
SHIN-EI, P.C. (JP)
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