Vehicle head-up display system

Abstract

The invention discloses a vehicle head-up display system, an image generation device is used for generating image light and projecting the image light to a windshield of a vehicle, so that the image light is reflected to a light control device by the windshield; the light control device is used for reversely reflecting the incident image light, so that the reflected image light is emitted to at least two eye box areas after being reflected by the windshield; a display control device is used for controlling the image generation device and / or the light control device to project images matching the positions of the eye box areas to the eye box areas according to the priority of the information to be displayed and the vehicle state. According to the vehicle head-up display system, different images can be displayed to different eye box areas in the vehicle, and corresponding images can be displayed to different eye box areas according to the state of the vehicle.

Description

technical field [0001] The invention relates to the technical field of vehicle display, in particular to a vehicle head-up display system. Background technique [0002] In recent years, with the continuous development of vehicle intelligence, Internet of Vehicles, automatic driving and other technologies, the information received by mobile vehicle terminals and various expanded applications emerge in an endless stream. People want to connect all the display screens in the vehicle to flexibly display various information The demand is increasing, but the driver's line of sight is easy to deviate when performing related operations, which poses a potential safety risk. [0003] The head up display (HUD) technology can avoid the driver's distraction caused by looking down at the dashboard or other display screens during driving, improve the driving safety factor, and also bring a better driving experience. In recent years, it has also received more and more attention, and has gr...

AI Technical Summary

Problems solved by technology

[0004] The existing head-up display device is realized by a free-form surface mirror. The image light generated by the image source is reflected by the plane mirror and the free-form surface mirror, and then enters the windshield. The light is reflected by the windshield and enters the user's eyes. However, this head-up display The device can only display pictures to the user within a certain range of field of view. The field of view is generally within 10 degrees, and the size of the displayed picture is small. Generally, it can only display vehicle speed or direction information, and cannot display richer content, which is difficult to meet The needs of different users such as drivers and passengers limit the further promotion and application of head-up display devices

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