A display apparatus (100), a vehicle (200), and a control method for the vehicle (200), the display apparatus (100) comprising: a light beam generator (10), the light beam generator (10) comprising a display screen (11), and the light beam generator (10) being used to generate a light beam carrying image information displayed by the display screen (11), the size of the display screen (11) being a first preset size; and a holographic optical waveguide (20), used to display an image of a second preset size at a first preset distance behind the display device (100) according to the light beam carrying the image information, the second preset size being a preset multiple of the first preset size, and the preset multiple being greater than 1. Thus, the display apparatus (100) does not require pupils to be in an uncomfortable state of dilation for a long time, does not cause fatigue and myopia, can achieve an experience similar to watching television programs at home, and can increase an image size without taking up space in the whole vehicle.
DISPLAY APPARATUS, VEHICLE, AND CONTROL METHOD FOR VEHICLE
2024-04-04
Patent
Elektronische Ressource
Englisch
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