CN209590416U - A kind of naked eye 3D HUD system - Google Patents

Abstract

The utility model relates to a kind of naked eye 3D HUD systems, including image generation module, optical path adjustment module and imaging display module, for generating image and image being projected to optical path adjustment module, the optical path adjustment module is used to image reflexing to imaging display module described image generation module；Described image generation module include for generating the right and left eyes image generation unit of left-eye image and eye image, the outdoor scene information process unit for outdoor scene information to be converted to optical imagery and the image output unit for being used to export image, the outdoor scene information process unit is connect with right and left eyes image generation unit, and the right and left eyes image generation unit is connect with image output unit.On the one hand naked eye 3D rendering can be generated in the utility model, on the other hand can generate outdoor scene information image in real time, driver is allow to be more convenient more intuitively to watch outdoor scene information.

Description

A kind of naked eye 3D HUD system

Technical field

The utility model relates to vehicle electronic device technical fields, in particular to a kind of naked eye 3D HUD system.

Background technique

Head up display (HUD) mainly allows driver not have to the disk information that watches the instruments of bowing, and is absorbed in driving, from the visual field Desired information is obtained in the virtual image of front head up display, to avoid because eyes focus on seeing in running car Examine instrument board bring driving safety problem.

Advanced driving assistance system (Advanced Driving Assistant System) is using vehicle-mounted All kinds of sensors incude the environment of surrounding at any time while the car is driving, collect data, carry out static, goer Identification, detecting and the tracking of body, and navigation instrument map datum, carry out the operation and analysis of system, to allow driving in advance Person perceives the danger that may occur, and effectively increases the comfortableness and security of car steering.

Head-up-display system on existing market is generally only able to display various parameters when running car, as drive speed, Oil consumption, mileage etc., do not have the function of display outdoor scene information, and the outdoor scene information that cannot acquire advanced driving assistance system is real-time It generates image and shows, be not easy to the more intuitive effectively observation outdoor scene information of driver.

Summary of the invention

The purpose of this utility model is to provide a kind of naked eye 3D HUD systems, and naked eye 3D rendering on the one hand can be generated, On the other hand outdoor scene information image can be generated in real time, driver is allow to be more convenient more intuitively to watch outdoor scene information.

A kind of naked eye 3D HUD system, including image generation module, optical path adjustment module and imaging display module, institute Image generation module is stated for generating image and image being projected to optical path adjustment module, the optical path adjustment module will be for that will scheme As reflexing to imaging display module；Described image generation module includes the right and left eyes figure for generating left-eye image and eye image Outdoor scene information process unit as generation unit, for outdoor scene information to be converted to optical imagery and it is used to export image Image output unit, the outdoor scene information process unit are connect with right and left eyes image generation unit, and the right and left eyes image generates Unit is connect with image output unit.

Further, described image output unit includes TFT display screen and for separating left-eye image and eye image Spectrophotometric unit, the spectrophotometric unit include a micro-structure face, the micro-structure face is bonded with TFT display screen.

Further, the optical path adjustment module includes the first reflecting mirror and the second reflecting mirror, and first reflecting mirror is set It sets in the front end of described image generation unit, image is reflexed to the second reflecting mirror, second reflection by first reflecting mirror Image is reflexed to imaging display module by mirror.

Further, second reflecting mirror is curved reflector.

Further, the outdoor scene information process unit includes outdoor scene information collection unit, and the outdoor scene information is collected single Member is connect with outdoor scene information process unit.

Further, the outdoor scene information collection unit include the multiple cameras being arranged on vehicle body, short-range radar, with And ultrasonic sensing device.

Further, the imaging display module includes vehicle-mounted windshield.

Compared with prior art, the utility model has the following beneficial effects: being generated by right and left eyes image generation unit Left-eye image and eye image, and module is adjusted by optical path, left-eye image and eye image are reflexed into imaging display mould respectively Block makes driver without wearing polaroid glasses i.e. it can be seen that 3D display effect.By the way that outdoor scene information process unit is arranged, can will receive The outdoor scene information real time processing of collection becomes exportable optical imagery, and is exported by right and left eyes image generation unit to imaging and shown Show module, realizes that image is merged with outdoor scene, the outdoor scene situation of vehicle periphery is more intuitively seen convenient for driver.

Detailed description of the invention

Fig. 1 is the functional block diagram of the naked eye 3D HUD system of the utility model.

Fig. 2 is the structure chart of the naked eye 3D HUD system of the utility model.

Fig. 3 is the structural schematic diagram of the image output unit of the naked eye 3D HUD system of the utility model.

Fig. 4 is that outdoor scene coordinate is converted to output by the outdoor scene information process unit of the naked eye 3D HUD system of the utility model The schematic illustration of coordinate.

Fig. 5 is that the outdoor scene information process unit outdoor scene coordinate of the naked eye 3D HUD system of the utility model and output coordinate become Change flow chart.

Specific embodiment

The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model, It states.The better embodiment of the utility model is given in attached drawing.But the utility model can come in many different forms It realizes, however it is not limited to embodiments described herein.

As depicted in figs. 1 and 2, in a preferred embodiment, the naked eye 3D HUD system of the utility model mainly includes image Generation module 1, optical path adjustment module 2 and imaging display module 3.Wherein, image generation module 1 is used to generate image and will Image is projected to optical path adjustment module 2, and optical path adjustment module 2 is used to reflex to image imaging display module 3 and shows.

Image generation module 1 includes right and left eyes image generation unit 11, outdoor scene information process unit 12 and image output Unit 13.Wherein, outdoor scene information process unit 12 is connect with right and left eyes image generation unit 11, right and left eyes image generation unit 11 It is connect with image output unit 13.Outdoor scene information process unit 12 is used to being converted to collected outdoor scene coordinate into output in real time and sit Mark generates corresponding image and exports to the progress right and left eyes image separating treatment of right and left eyes image generation unit 11, right and left eyes figure As the image received is generated as corresponding to the left-eye image of driver's left eye and corresponding driver's right eye by generation unit 11 respectively Eye image, then projection output is carried out by image output unit 13.

Referring to FIG. 3, image output unit 13 mainly includes TFT(thin film transistor (TFT)) display screen 131 and spectrophotometric unit 132.Spectrophotometric unit 132 has a micro-structure face, which is bonded with the surface of TFT display screen 131.Specifically, micro- knot Structure face can be attached to the light emission side or incident side of TFT display screen 131.The micro-structure face of spectrophotometric unit 132 is for realizing left eye figure The separation of the optical path of picture and eye image.

It includes the first reflecting mirror 21 and the second reflecting mirror 22 that optical path, which adjusts module 2, and the setting of the first reflecting mirror 21 is raw in image At the front end of unit 1, left-eye image and eye image after separation projects the first reflecting mirror 21 and reflexes to the second reflection Mirror 22, then imaging display module 3 is reflexed to by the second reflecting mirror 22.Wherein, the first reflecting mirror 21 can be plane mirror or Curved reflector, the second reflecting mirror 22 are curved reflector.

Outdoor scene information process unit 12 includes outdoor scene information collection unit 4, and the outdoor scene information collection unit 4 is for collecting vapour Outdoor scene information around vehicle, and transmit information to outdoor scene information process unit 12 and handled.Outdoor scene information collection unit 4 is wrapped Include the multiple cameras, short-range radar and ultrasonic sensing device being arranged on vehicle body.

Fig. 4 and Fig. 5 are please referred to, the advanced driving assistance system of ADAS(can be used in outdoor scene information collection unit 4), it is used for pair Outdoor scene information is collected, by camera, short-range radar and ultrasonic sensing device obtain object space coordinate information (Xa, Ya, Za), and object space coordinate information (Xa, Ya, Za) is transmitted to outdoor scene information process unit 12, outdoor scene information processing list First 12 pairs of object space coordinate informations (Xa, Ya, Za) are converted, successively obtain object space world coordinates (Xw, Yw, Zw), HUD vision mode object coordinates (Xh, Yh, Zh) and display device coordinate (x, y, z), will finally have display device coordinate The image transmitting of (x, y, z) to right and left eyes image generation unit 11 is processed into left-eye image and eye image, then exports to optical path Module 2 and imaging display module 3 are adjusted, to realize the real-time display of outdoor scene information.

Although the description combination embodiments above to the utility model carries out, it is familiar with the art Personnel can carry out many replacements based on the above contents, modifications and variations, be obvious.Therefore, all such Substitution, improvements and changes are included in the spirit and scope of appended claims.

Claims (7)

1. a kind of naked eye 3D HUD system, including image generation module, optical path adjustment module and imaging display module, described For generating image and image being projected to optical path adjustment module, the optical path adjustment module is used for image image generation module Reflex to imaging display module；It is characterized in that, described image generation module includes for generating left-eye image and eye image Right and left eyes image generation unit, the outdoor scene information process unit for outdoor scene information to be converted to optical imagery and be used for The image output unit of image is exported, the outdoor scene information process unit is connect with right and left eyes image generation unit, the left and right Eye image generation unit is connect with image output unit.

2. naked eye 3D HUD system according to claim 1, which is characterized in that described image output unit includes TFT aobvious Display screen and spectrophotometric unit for separating left-eye image and eye image, the spectrophotometric unit includes a micro-structure face, described Micro-structure face is bonded with TFT display screen.

3. naked eye 3D HUD system according to claim 1, which is characterized in that the optical path adjustment module includes first anti- Mirror and the second reflecting mirror are penetrated, the front end of described image generation unit is arranged in first reflecting mirror, and first reflecting mirror will Image reflexes to the second reflecting mirror, and image is reflexed to imaging display module by second reflecting mirror.

4. naked eye 3D HUD system according to claim 3, which is characterized in that second reflecting mirror is camber reflection Mirror.

5. naked eye 3D HUD system according to claim 1, which is characterized in that the outdoor scene information process unit includes real Scape information collection unit, the outdoor scene information collection unit are connect with outdoor scene information process unit.

6. naked eye 3D HUD system according to claim 5, which is characterized in that the outdoor scene information collection unit includes setting Set multiple cameras, short-range radar and ultrasonic sensing device on vehicle body.

7. naked eye 3D HUD system according to claim 1, which is characterized in that the imaging display module includes vehicle-mounted gear Wind glass.