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Patent Searching and Data


Title:
DISPLAY DEVICE AND DISPLAY METHOD
Document Type and Number:
WIPO Patent Application WO/2021/157366
Kind Code:
A1
Abstract:
The present disclosure relates to a display device and a display method by which an image that is a virtual image projected so as to float in a background is made visible as a real image. A first transparent screen having an ultra-short throw and a second transparent screen having a function as a half-mirror are provided opposite each other, an image is projected by a projector onto the first transparent screen from an end of the second transparent screen, and the first transparent screen reflects the projected image to the second transparent screen. The second transparent screen reflects the image reflected by the first transparent screen to the first transparent screen, while allowing for passage therethrough of incident light of the background from the back side with respect to the surface provided with the first transparent screen. The first transparent screen allows for passage therethrough of the image reflected by the second transparent screen and the incident light of the background from the back side of the second transparent screen. The present disclosure is applicable to a display apparatus.

Inventors:
NAGARA TORU (JP)
KAWAI NOBUAKI (JP)
TAKEUCHI HIROSHI (JP)
Application Number:
PCT/JP2021/001947
Publication Date:
August 12, 2021
Filing Date:
January 21, 2021
Export Citation:
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Assignee:
SONY GROUP CORP (JP)
International Classes:
H04N13/363; G02B27/18; G03B21/00; G03B21/62; H04N5/74; H04N13/346
Domestic Patent References:
WO2018169018A12018-09-20
Foreign References:
JP2019132973A2019-08-08
JP2019184962A2019-10-24
JP2018159854A2018-10-11
JP2007304248A2007-11-22
JP2009267557A2009-11-12
JP2000304908A2000-11-02
JPH11231764A1999-08-27
Attorney, Agent or Firm:
NISHIKAWA Takashi et al. (JP)
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