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Patent Searching and Data


Title:
AERIAL IMAGE DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/198780
Kind Code:
A1
Abstract:
In order to not invert the depth arrangement for an image depending on the viewing direction, the present invention comprises: a case 10 that forms a first viewing direction and a second viewing direction opposite to the first viewing direction; a first display unit 21 arranged having a first interval D1 provided between same and an upper surface on one end side of the case 10 and having a display surface thereof facing the case 10; a second display unit 22 arranged similarly to the first display unit 21 on the other end side of the case 10; a first optical element 41 having a larger planar surface than the first display unit 21, being arranged inclined towards one end side of the case 10, and transmitting some and reflecting some of the light emitted from the first display unit 21; a second optical element 42 arranged inclined in the opposite direction to the first optical element 41and transmitting some and reflecting some of the light emitted from the second display unit 22; and a third optical element 30 arranged on the outside of the lower surface of the case 10 and transmitting some and reflecting some of the light emitted from the first display unit 21 and the second display unit 22. The sizes of the first interval D1 and a second interval D2 are different.

Inventors:
MAKIGUCHI MOTOHIRO (JP)
TAKADA HIDEAKI (JP)
Application Number:
JP2019/015734
Publication Date:
October 17, 2019
Filing Date:
April 11, 2019
Export Citation:
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Assignee:
NIPPON TELEGRAPH & TELEPHONE (JP)
International Classes:
G02B27/22; G02B5/30; H04N13/346; H04N13/395
Foreign References:
JP2017049352A2017-03-09
JP2008065288A2008-03-21
JP2006135378A2006-05-25
Attorney, Agent or Firm:
MIYOSHI Hidekazu et al. (JP)
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