Computer graphics processing and selective visual display system – Image superposition by optical means – Operator body-mounted heads-up display
Patent
1991-11-04
1998-10-20
Lao, Lun-Yi
Computer graphics processing and selective visual display system
Image superposition by optical means
Operator body-mounted heads-up display
359438, 359833, 340980, G09G 300
Patent
active
058253394
ABSTRACT:
The object of the present invention is to eliminate a double image of a display apparatus for automobiles in which an image of displayer is reflected by a transparent reflection plate toward a driver's seat so that the display image for displaying information on the condition of the vehicle such as vehicle speed can be seen as a virtual image. A display apparatus for automobiles according to the present invention comprising: a displayer for emitting display light; a reflection plate having a first surface on a driver's seat side and a second surface on a side opposite to the driver's seat, the display light diagonally falling on the first surface and being reflected on the first surface to be directed to an eye range, a display image of the displayer being recognized from the driver's seat side within a display range on the first surface, at least a portion of the second surface corresponding to the display range of the first surface being diagonally disposed in relation to the first surface.
REFERENCES:
patent: 2750833 (1956-06-01), Gross
patent: 4986631 (1991-01-01), Aoki
patent: 5005009 (1991-04-01), Roberts
patent: 5013134 (1991-05-01), Smith
patent: 5161480 (1992-11-01), Furuya et al.
Aoki Kunimitsu
Furuya Yoshiyuki
Iino Tadashi
Lao Lun-Yi
Yazaki -Corporation
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