CN210348060U

CN210348060U - Augmented reality new line display device and system

Info

Publication number: CN210348060U
Application number: CN201920757218.XU
Authority: CN
Inventors: 王熊熊; 杜金洁; 张赟; 王铭
Original assignee: Jiangsu Zhiju Automobile Electronics Co ltd
Current assignee: Jiangsu Zhiju Automobile Electronics Co ltd
Priority date: 2019-05-24
Filing date: 2019-05-24
Publication date: 2020-04-17
Anticipated expiration: 2029-05-24

Abstract

The utility model provides an augmented reality new line display device, including imaging module and the new line display of setting before imaging module, the new line display includes display screen module, speculum group and lens module, and the display screen module is used for producing the image, and speculum group is used for reflecting the image that the display screen module produced to imaging module, and the speculum group includes first speculum and second speculum, and the lens module sets up between display screen module and first speculum and/or between first speculum and the second speculum; on the basis, the utility model also provides an augmented reality head-up display system; the utility model provides an augmented reality new line display device under the effect of lens module, realizes long shot and close-range scene formation of image simultaneously, reduces part quantity, has simplified the structure, has saved the car inner space that new line display device occupy, and the position of lens module can adjust the driving habit in order to adapt to the driver, has increased human-computer interaction, improves user's driving experience.

Description

Augmented reality new line display device and system

Technical Field

The utility model relates to a new line shows technical field, in particular to augmented reality new line display device.

Background

The head-Up Display device (Heads Up Display), also called head-Up Display, can project important driving information such as speed per hour, navigation and the like onto a windshield in front of a driver, so that the driver can see the important driving information such as speed per hour, navigation and the like without lowering head or turning head as much as possible, convenience is provided for the driver, and more importantly, the driving safety can be improved. With the progress of technology, the demand of people on the head-up display device is continuously increased, and the current head-up display device has the disadvantages of smaller image picture, less display content, closer image projection distance and incapability of combining navigation information with actual road conditions. In order to enhance the human-computer interaction experience and the driving safety, an augmented reality head-up display device has become a current research hotspot.

The first scheme of the imaging optical path used by the existing augmented reality head-up display device is that a display screen is used for alternately projecting images, the positions of lenses are adjusted by using a high-speed motor to form two imaging optical paths, and the images of far and near scenes are realized by using the visual retention characteristic of human eyes; the second is to use two display screens and realize the projection of far and near images simultaneously by using two optical paths; another solution is to add a liquid crystal polarization rotator in the head-up display system, and change the propagation direction of light by controlling the characteristics of the liquid crystal polarization rotator and using the polarization principle, so that the image of a single display screen enters two optical systems to obtain two images with different distances. In the first scheme, the high-speed motor is required to drive the lens to move, the motor is overheated due to long-time movement, and the structural part is easy to wear, so that the service life and the precision of the motor are reduced, the final imaging effect is unstable, and the human-computer experience effect is poor; although the second scheme can realize the simultaneous projection of far and near images, the volume, the cost and the power consumption of the head-up display device are increased and the heat dissipation requirement is increased due to the use of the two groups of display screens and the lighting groups corresponding to the two groups of display screens respectively; the disadvantages of the last solution are: the content displayed by the display screen can reach human eyes only by six reflections, a liquid crystal direction rotator, three polarization beam splitters, two reflectors and the like are added on an imaging light path compared with the first scheme, the structure is complex, and the illumination brightness needs to be increased in order to compensate for the light path loss, so that the cost is high, and the volume of the head-up display device is large.

In view of the above problems existing in the prior art, the present invention aims to provide an augmented reality head-up display device and system.

Disclosure of Invention

To the above-mentioned problem of prior art, an object of the utility model is to provide an augmented reality new line display device and system.

In order to solve the problem, the utility model provides an augmented reality new line display device, be in including imaging module and setting the new line display before the imaging module, the new line display includes display screen module, speculum group and lens module, the display screen module is used for producing the image, speculum group be used for with the image reflection that the display screen module produced extremely on the imaging module, speculum group includes first speculum and second mirror, the lens module sets up the display screen module with between the first speculum and/or first speculum with between the second mirror.

Furthermore, the augmented reality head-up display device further comprises a first control unit, the lens module is connected with the first control unit, and the first control unit is used for adjusting the position of the lens module.

Specifically, the display screen module includes a first display unit and a second display unit, the first display unit is located below the second display unit, the first display unit is used for displaying road conditions and navigation information, and the second display unit is used for displaying basic information of a vehicle.

Furthermore, the augmented reality head-up display device further comprises a second control unit, the display screen module is connected with the second control unit, and the second control unit is used for respectively controlling the display of the first display unit and the display of the second display unit.

Preferably, the first display unit and the second display unit are any one of LCD, OLED, LCOS or DLP screens, and the first display unit and the second display unit both display images displayed by the LED light source array.

Preferably, the imaging module is a front windshield of an automobile.

Furthermore, an antireflection film is attached to the imaging module, and the coverage area of the antireflection film includes the area of the display screen module projected onto the imaging module.

The utility model discloses another aspect protects an augmented reality new line display system, including information acquisition module, information processing module and an augmented reality new line display device, information acquisition module is used for gathering the road conditions information of this car information and this car current place road, information processing module basis the information that information acquisition module gathered is handled and is generated and be applicable to the information that the display screen module shows.

The vehicle information comprises vehicle positioning information and vehicle posture information, and the road condition information comprises lane line information, traffic signal lamp information, traffic sign information and barrier information.

The augmented reality head-up display system further comprises a guide information generation module, wherein the guide information generation module is used for generating a route guide mark and fusing the route guide mark and the display content of the display screen module to generate an augmented reality image.

Because of the technical scheme, the utility model discloses following beneficial effect has:

1) the utility model provides a pair of augmented reality new line display device, through the formation of image of two distances far and near can be realized to the lens module, has solved the problem that needs the augmented reality formation of image that two sets of HUD equipment could generate among the prior art, and small, has saved the car inner space that new line display device occupy.

2) The utility model provides a pair of augmented reality new line display device, the position of lens module can adjust under first the control unit's the control to realized the adjustment to distant view and close-range view imaging effect, makeed this new line display device's demonstration can satisfy the user demand of the driver that has different heights, and can apply to the vehicle that has different inclination front windshield, use more in a flexible way, application range is wider.

3) The utility model provides a pair of augmented reality new line display system, wherein antireflection coating can increase the intensity of transmitted light for this new line display device video picture is more clear, improves navigating mate's use and experiences.

4) The utility model provides a pair of augmented reality new line display system can combine the vehicle navigation system who has generally been applied to on the vehicle, fuses navigation information in the contents such as road information that this system shows and presents for driver and crew, improves driving safety.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings used in the description of the embodiment or the prior art will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is a schematic structural diagram of an augmented reality head-up display device according to a first embodiment of the present application;

fig. 2 is a schematic structural diagram of an augmented reality head-up display device according to a second embodiment of the present application;

FIG. 3 is a schematic diagram of an augmented reality head-up display device according to a third embodiment of the present application

Fig. 4 is a schematic structural diagram of a display screen module according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of an augmented reality head-up display device according to an embodiment of the present invention.

In the figure: 10-display screen module, 11-first display unit, 12-second display unit, 20-reflector group, 21-first reflector, 22-second reflector, 30-lens module, 40-imaging module, 50-observation area, 60-long-range imaging and 70-short-range imaging.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or otherwise described herein. The terms "upper", "lower", "front", "rear", "far" and "near" are used merely for convenience in describing relative positional relationships between the respective members, and this of course also includes the definition of the relative positional relationships equivalent thereto when different reference directions are taken. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

Example 1

With reference to fig. 1, 4 and 5, the embodiment provides an augmented reality head-up display device, including an imaging module 40 and a head-up display disposed in front of the imaging module 40, where the head-up display includes a display screen module 10, a mirror group 20 and a lens module 30, the display screen module 10 is configured to generate an image, the mirror group 20 is configured to reflect the image generated by the display screen module 10 onto the imaging module 40, the mirror group 20 includes a first mirror 21 and a second mirror 22, and the lens module 30 is disposed between the display screen module 10 and the first mirror 21; the light beam that display screen module 10 shows the image passes through in proper order first speculum 21 with after the reflection of second speculum 22, arrives imaging module 40 and formation virtual image are received by the driver and crew who is located the driver's cabin, lens module 30 is used for changing the light beam angle, adjusts imaging system's focus, changes virtual image imaging distance.

In the embodiment of the present disclosure, the lens module 30 is disposed between the display screen module 10 and the first reflector 21.

The augmented reality head-up display device further comprises a first control unit, wherein the lens module 30 is connected with the first control unit, and the first control unit is used for adjusting the position of the lens module 30; including adjusting the distance of the lens module 30 relative to the display screen module 10 and the angle of the lens module 30.

The display screen module 10 includes a first display unit 11 and a second display unit 12, the first display unit 11 is located below the second display unit 12, and further, in this embodiment, the lens module 30 is disposed between the first display unit 11 and the first reflector 21.

The first display unit 11 displays the light path, the light beam angle changes under the action of the lens module 30, and then the light beam is reflected by the reflector group 20 and imaged at the far side of the image formed by the first display unit 11, so as to realize the long-range imaging 60, and the image displayed by the second display unit 12 forms the short-range imaging 70, so as to realize the augmented reality display effect finally; the first display unit 11 is used for displaying road conditions and navigation information, and the second display unit 12 is used for displaying basic information of the vehicle; the basic information of the vehicle comprises current vehicle speed information, oil quantity information and other information displayed on an automobile instrument panel.

The first control unit can adjust the distance and angle of the lens module 30, so as to adjust the size, height, distance from the human eye observation area 50 and inclination angle of the long-range image 60 generated by the first display unit 11, so as to adapt to the imaging module 40 with different inclination angles and drivers and passengers with different heights, and achieve good imaging effect.

The display screen module 10 is connected with the second control unit, and the second control unit is used for controlling the display of the first display unit 11 and the second display unit 12 respectively, that is, the first display unit 11 and the second display unit 12 can display separately or simultaneously under the control of the second control unit, that is, the long-range imaging 60 or the short-range imaging 70 can be displayed separately or the long-range imaging 60 and the short-range imaging 70 can be displayed in a superposed manner, so as to meet different use requirements of drivers and passengers.

The first display unit 11 and the second display unit 12 are any one of LCD, OLED, LCOS or DLP screens, and the first display unit 11 and the second display unit 12 both display images displayed by the LED light source array.

The imaging module 40 is a front windshield of an automobile.

The head-up display device is characterized in that an antireflection film is attached to the imaging module 40, the coverage area of the antireflection film comprises the area of the display screen module 10 projected onto the imaging module 40, and the antireflection film can increase the intensity of transmitted light, so that the display of the head-up display device is clearer, and the use experience of a driver is improved.

In the augmented reality head-up display device provided in the embodiment of the present specification, under the action of the lens module 30, a display screen module 10 can realize simultaneous imaging of a long-range view and a short-range view, so that components of a conventional device are reduced, the structure is simplified, and the space in a vehicle occupied by the device is saved.

Example 2

With reference to fig. 2, 4 and 5, the present embodiment provides an augmented reality head-up display device, and is different from embodiment 1 in that the lens module 30 is disposed between the first reflector 21 and the second reflector 22, and specifically, the lens module 30 is disposed between the light paths that the second display unit 12 must pass through to reach the first reflector 21 after being reflected by the first display unit 11.

Similarly, the lens module 30 can realize the adjustment of the close-range imaging 70 under the control of the first control unit, so that the size, height, distance from the human eye observation area 50 and the inclination angle of the close-range imaging 70 can be adjusted according to the actual requirements of users, and the comfort of the driver and passengers in observation is improved.

Example 3

With reference to fig. 3 to 5, the present embodiment provides an augmented reality head-up display device, and is different from embodiment 1 in that there are two lens modules 30 in the present embodiment, one is disposed between the first display unit 11 and the first reflecting mirror 21, and the other is disposed between the first display unit 11 and the first reflecting mirror 21; therefore, under the control of the first control unit, the development effects of the long-range view imaging 60 and the short-range view imaging 70 can be adjusted at the same time, so that the imaging effect is better.

Example 4

The embodiment provides an augmented reality head-up display system, which comprises an information acquisition module, an information processing module and an augmented reality head-up display device, wherein the information acquisition module is used for acquiring information of a vehicle and road condition information of a road where the vehicle is located currently, and the information processing module processes and generates information suitable for being displayed by the display screen module 10 according to the information acquired by the information acquisition module.

In the embodiment of the specification, the information acquisition module can acquire information in all directions, particularly information in a visual blind area of a driver and a passenger, so as to improve the driving safety; the information processing module processes the information obtained by the information acquisition module, and obtains an image with a simplified appearance after processing, so as to be suitable for the display screen module 10 to display, for example: and processing the detected obstacle information to obtain warning sign images and the like with warning meanings.

The vehicle information comprises vehicle positioning information and vehicle attitude information, and the vehicle attitude information comprises vehicle speed information, steering lamps, steering angle information and the like; the road condition information comprises lane line information, traffic signal light information, traffic sign information (such as speed limit signs) and obstacle information within a preset distance of the vehicle; the traffic information also includes information of other vehicles around the host vehicle, such as relative speed and relative distance between the vehicle in front of the host vehicle and the host vehicle, and the like.

Specifically, the vehicle information such as vehicle positioning information can be obtained by a GPS, and the vehicle attitude information and road condition information can be obtained by a vehicle-mounted sensor, a vehicle-mounted radar, a camera, and the like; in the embodiment of the present specification, the radar obtains the relative speed and the relative distance between the own vehicle and another vehicle by means of the doppler effect, and determines the directions of the other vehicles by means of the frequency shift of the wave; the camera mainly obtains the directions of other vehicles by means of image frequency shift, and identifies lane line information, traffic signal light information, traffic sign information, obstacles and buildings on the road and on two sides of the road and the like.

The augmented reality head-up display system further comprises a guiding information generating module, wherein the guiding information generating module is used for generating a route guiding mark and fusing the route guiding mark and the display content of the display screen module 10 to generate an augmented reality image. The augmented reality head-up display system described in the embodiments of the present specification may also be connected to a vehicle-mounted navigation system, so that route information generated by the navigation system can be processed by the guidance information generation module to generate a route guidance sign, and the route guidance sign is fused with road condition information (e.g., lane line information) displayed by the display screen module 10 to generate an augmented reality effect, so as to guide a driver to operate a vehicle to move forward.

The augmented reality head-up display system provided by the embodiment of the specification can enable a driver and a passenger to see navigation information with augmented reality effect on the glass in front of the vehicle without lowering or turning the head, and improves driving safety while providing convenience for the driver.

The foregoing description fully discloses the detailed description of the invention, and each embodiment is described with emphasis on the differences from the other embodiments, and all similar parts between the embodiments are referred to. The foregoing is only a partial embodiment of the present invention, and is not intended to limit the present invention, and it will be obvious to those skilled in the art that the present invention is not limited to the details of the foregoing exemplary embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof, and that the features of the foregoing embodiments and examples may be combined with each other without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any modifications to the embodiments of the present invention that may occur to those skilled in the art do not depart from the scope of the claims of the present invention.

Claims

1. An augmented reality head-up display device, comprising an imaging module (40) and a head-up display arranged in front of the imaging module (40), wherein the head-up display comprises a display screen module (10), a reflector group (20) and a lens module (30), the display screen module (10) is used for generating images, the reflector group (20) is used for reflecting the images generated by the display screen module (10) onto the imaging module (40), the reflector group (20) comprises a first reflector (21) and a second reflector (22), and the lens module (30) is arranged between the display screen module (10) and the first reflector (21) and/or between the first reflector (21) and the second reflector (22).

2. The device according to claim 1, further comprising a first control unit, wherein the lens module (30) is connected to the first control unit, and the first control unit is configured to adjust a position of the lens module (30).

3. The augmented reality head-up display device according to claim 1, wherein the display screen module (10) comprises a first display unit (11) and a second display unit (12), the first display unit (11) is located below the second display unit (12), the first display unit (11) is used for displaying road conditions and navigation information, and the second display unit (12) is used for displaying basic information of a vehicle.

4. The device according to claim 3, further comprising a second control unit, wherein the display screen module (10) is connected to the second control unit, and the second control unit is configured to control the display of the first display unit (11) and the display of the second display unit (12) respectively.

5. An augmented reality head-up display device according to claim 3, wherein the first display unit (11) and the second display unit (12) are any one of LCD, OLED, LCOS or DLP screens, and the first display unit (11) and the second display unit (12) display images displayed by the first display unit and the second display unit by using LED light source arrays.

6. An augmented reality heads-up display device according to claim 1 wherein the imaging module (40) is an automotive front windshield.

7. The device of claim 6, wherein an anti-reflection coating is attached to the imaging module (40), and a coverage area of the anti-reflection coating includes an area of the display screen module (10) projected onto the imaging module (40).

8. An augmented reality head-up display system, characterized by comprising an information acquisition module, an information processing module and an augmented reality head-up display device according to any one of claims 1 to 7, wherein the information acquisition module is used for acquiring information of a vehicle and road condition information of a road where the vehicle is currently located, and the information processing module processes the information acquired by the information acquisition module and generates information suitable for being displayed by the display screen module (10).

9. The augmented reality head-up display system of claim 8, wherein the host vehicle information comprises host vehicle positioning information and host vehicle attitude information, and the road condition information comprises lane line information, traffic signal light information, traffic sign information, and obstacle information.

10. The augmented reality head-up display system of claim 8, further comprising a guidance information generating module, wherein the guidance information generating module is configured to generate a route guidance sign, and fuse the route guidance sign with the display content of the display screen module (10) to generate an augmented reality image.