CN115185080A - Wearable AR (augmented reality) head-up display system for vehicle - Google Patents
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- G—PHYSICS
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
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Abstract
The invention discloses a wearable AR (augmented reality) head-up display system for a vehicle, which comprises a communication module, a data acquisition unit, a vehicle-mounted controller, mobile terminal equipment, a cloud platform and intelligent AR glasses, wherein the communication module is used for receiving a data transmission request; the intelligent AR glasses are worn on a driver, AR projection display is carried out according to information transmitted by the communication module, display information is displayed in a partitioned mode through a view angle field of safe driving of the automobile, and the display area comprises a main information display area, a dynamic information display area, an over-the-horizon information display area and an auxiliary information display area; the display area is divided and set according to the optimal visual angle of human eyes and the arrangement requirement of the whole vehicle visual field; according to the invention, navigation information, driving early warning information, vehicle information, communication information and other areas required by driving are displayed on the intelligent AR glasses, so that a wearable vehicle-mounted head-up display system based on a virtual reality technology is constructed, and the driving safety and the driving convenience are effectively improved.
Description
Technical Field
The invention belongs to the technical field of automotive electronics, and particularly relates to a wearable AR head-up display system for a vehicle.
Background
Currently, an on-vehicle augmented reality heads-up display AR-HUD is commonly used in vehicles for projecting information to the eyes of the driver. The AR-HUD is a front display device designed to present travel information of the vehicle on a front window of the vehicle. That is, the AR-HUD is fixed relative to the vehicle body and the viewing area is fixed. However, because the driver height, the sitting posture habit of getting used to in the cockpit and the like are different, the positions where the AR HUD needs to be projected are also different, which causes the position deviation of the virtual scene where the HUD projected needs to be combined with the external real scene seen by the user and causes the poor experience. Also, the AR HUD needs to project a larger size, and therefore requires a larger volume of the HUD itself, making placement difficult.
The AR glasses can realize a plurality of functions, can be regarded as a miniature mobile phone, and can mark and indicate on real road surfaces and buildings through a virtual reality technology. The mobile phone can be connected with a mobile phone, so that people can choose not to answer a call, read information and the like, but the information cannot be displayed in a head-up area in front of eyes to influence the road condition. And it will only show one curve at a time and then take the person step by step to the destination.
For example, chinese patent CN201721111369.5 discloses an in-vehicle augmented reality system. The communication connection between the body equipment and the head-wearing AR glasses equipment is established through a communication module on the vehicle body equipment, so that a driver can know information related to a vehicle through image information displayed by the head-wearing AR glasses equipment; however, the displayed information is relatively complicated and cannot be effectively distinguished, and for a driver driving, the displayed information interferes with observing the road condition, so that the driving is safe.
Disclosure of Invention
The invention mainly solves the problem that wearing AR glasses in the prior art has potential safety hazard to driving; a wearable AR heads-up display system for a vehicle is provided.
The technical problem of the invention is mainly solved by the following technical scheme: a wearable AR head-up display system for a vehicle comprises a data acquisition unit, a display unit and a display unit, wherein the data acquisition unit is used for acquiring environmental information and vehicle information; the vehicle-mounted controller is used for processing the environmental information and the vehicle information acquired by the data acquisition unit and transmitting the processed environmental information and the vehicle information to the communication module; the communication module is used for connecting the intelligent AR glasses with the vehicle-mounted controller, the mobile terminal equipment or the cloud platform to perform data transmission; and the intelligent AR glasses are worn on a driver, and AR projection display is carried out according to the information transmitted by the communication module. The display information is displayed in a subarea mode through a visual angle field of safe driving of the automobile, and the display area comprises a main information display area, a dynamic information display area, an over-the-horizon information display area and an auxiliary information display area; the display area division is set by integrating the optimal visual angle of human eyes and the visual field arrangement requirement of the whole vehicle. By means of the virtual reality technology, environment information, vehicle running information, communication information and the like are highly integrated, and the AR glasses are used for integrated display, so that a driver can keep higher concentration degree in driving; the information is displayed in different areas, the information display is reasonably and orderly distributed, and meanwhile, the driving safety is further improved by implementing dynamic early warning on the potential risks in the driving process; for example, the dynamic display area is used as an area for a driver to observe traffic information of a real environment, when a pedestrian or other vehicles pass in front of the vehicle and potential safety risks exist, the system can sense the position of the pedestrian through the sensor, mark the pedestrian, and display early warning information in a dynamic mark mode in a superposed mode on the area and the position where the real pedestrian is superposed through the AR glasses, so that the driver is prompted to pay attention to observation and avoid, and accidents are avoided.
Preferably, the vehicle-mounted actuator is further included and connected with the vehicle-mounted controller.
Preferably, the vehicle-mounted intelligent AR glasses further comprise a voice interaction module, the voice interaction module comprises a microphone and a sound output module, the microphone is mounted on the intelligent AR glasses and used for receiving voice instruction information of a driver, the sound output module is connected with the vehicle-mounted controller, and the vehicle-mounted controller controls the sound output module to output audio and transmit display information to the intelligent AR glasses according to the voice instruction information or controls the vehicle-mounted actuator to complete execution of a corresponding function of a voice instruction according to the instruction information. Based on the voice interaction module, the information interaction between the driver and the vehicle is realized, and the driving comfort level is improved. Compared with a traditional vehicle-mounted microphone, the voice interaction module is closer to the position of a driver, and the voice definition and the recognition accuracy of the collected voice instructions are higher.
Preferably, the automobile driver gesture recognition system further comprises a gesture interaction module, wherein the gesture interaction module comprises a 3D depth camera and a gesture analysis module, the 3D depth camera is mounted on the AR glasses and used for recognizing gestures of a driver, and the 3D depth camera is connected with the gesture analysis module; the gesture analysis module is used for analyzing the gesture transmitted by the 3D depth camera into a gesture instruction and transmitting the gesture instruction to the vehicle-mounted controller. Based on the gesture interaction module, realize the information interaction of driver and vehicle, improve the convenience and the concentration degree of driving. And the mobile phone terminal is used as a third party to carry out information interaction, so that the information interaction is more diversified.
Preferably, the vehicle-mounted controller transmits the processed data information to the mobile terminal device through the communication module, and the mobile terminal device transmits the processed data information to the intelligent AR glasses through the communication module. And the mobile terminal equipment is used as a third party to carry out information interaction, so that the information interaction is more diversified.
Preferably, the vehicle-mounted system and the intelligent AR glasses are connected with the cloud platform through the communication module, so that data transmission and operation are realized, and a data operation result is transmitted to the intelligent AR glasses. The cloud platform is arranged, data are transmitted and stored after passing through the cloud platform, and the safety and traceability of the data are guaranteed.
Preferably, the data acquisition unit includes a sensor mounted on the AR glasses and a vehicle-mounted sensor, and is configured to acquire environmental information, vehicle information, and driver information. For example, the vehicle-mounted radar and the camera can be used for acquiring the information around the vehicle in real time, the real-time calculation of the relative position and speed is carried out according to the acquired information, and when a potential driving risk exists, the corresponding risk position and the corresponding graphic information are displayed in the intelligent AR glasses, so that the driving safety is improved; for example, real-time data are collected through a vehicle speed sensor, a battery level sensor, an in-vehicle temperature sensor and the like and are displayed in an auxiliary information area of the AR glasses in a centralized mode, so that the driver is not influenced to concentrate on observing the real environment, the vehicle running state can be controlled in real time through scanning under the condition that the head is not lowered, and the driving safety is improved.
Preferably, each display region is vertically demarcated by 10 ° and lower 4 ° on the ellipse of the eye, horizontally demarcated by 10 ° on the left and right, a dynamic information display region is provided between 10 ° and lower 4 ° on the ellipse of the eye, an over-the-horizon information display region is provided above 10 ° on the ellipse of the eye, and a main information display region and an auxiliary information display region are provided below 4 ° on the ellipse of the eye.
The beneficial effects of the invention are: the method comprises the steps that information of a vehicle, an environment and a driver is collected through a data collection unit, navigation information, driving early warning information, vehicle information, communication information and other areas required by driving are displayed on intelligent AR glasses through calculation of a controller in the system, and a wearable vehicle-mounted head-up display system based on a virtual reality technology is constructed; for a driver, the system can effectively improve the driving safety and the driving convenience; for automobile development and use, the system provides a brand-new man-machine interaction which integrates virtual reality, voice, gestures, display and touch control.
Drawings
Fig. 1 is a system connection block diagram of embodiment 1 of the present invention.
FIG. 2 is a schematic diagram of a display section of a display area according to the present invention.
In the figure, the device comprises a data acquisition unit 1, a data acquisition unit 2, a vehicle-mounted controller 3, a vehicle-mounted actuator 4, a communication module 5 and intelligent AR glasses.
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention. It is to be noted that the features in the following embodiments and examples may be combined with each other without conflict.
It is noted that in the following description, reference is made to the accompanying drawings which illustrate several embodiments of the present invention. It is to be understood that other embodiments may be utilized and that mechanical, structural, electrical, and operational changes may be made without departing from the spirit and scope of the present invention. The following detailed description is not to be taken in a limiting sense, and the scope of embodiments of the present invention is defined only by the claims of the issued patent. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. Spatially relative terms, such as "upper," "lower," "left," "right," "lower," "below," "lower," "above," "upper," and the like, may be used herein to facilitate describing one element or feature's relationship to another element or feature as illustrated in the figures.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," "retained," and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Also, as used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, unless the context indicates otherwise. The terms "first," "second," "third," "fourth," and the like in the description and in the claims, as well as in the drawings, if any, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that the embodiments described herein may be practiced otherwise than as specifically illustrated or described herein. Furthermore, the terms "comprises," "comprising," and/or the like, specify the presence of stated features, operations, elements, components, items, species, and/or groups, but do not preclude the presence, or addition of one or more other features, operations, elements, components, items, species, and/or groups thereof. It should be further understood that the terms "or" and/or "as used herein are to be interpreted as being inclusive or meaning any one or any combination. Thus, "a, B or C" or "a, B and/or C" means "any of the following: a; b; c; a and B; a and C; b and C; A. b and C ". An exception to this definition will occur only when a combination of elements, functions or operations are inherently mutually exclusive in some way.
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions in the embodiments of the present invention are further described in detail by the following embodiments in conjunction with the accompanying drawings. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example 1:
a wearable AR (augmented reality) head-up display system for a vehicle is shown in figures 1-2 and comprises a data acquisition unit 1, a vehicle-mounted controller 2, a vehicle-mounted actuator 3, a communication module 4 and intelligent AR glasses 5, wherein the data acquisition unit is used for acquiring environmental information and vehicle information and is connected with the vehicle-mounted controller; the vehicle-mounted controller processes the environmental information and the vehicle information acquired by the data acquisition unit and transmits the processed environmental information and the vehicle information to the communication module; the communication module is used for connecting the intelligent AR glasses with the vehicle-mounted controller for data transmission; the intelligent AR glasses are worn on a driver, AR projection display is carried out according to information transmitted by the communication module, display information is displayed in a split-area mode through a visual angle field of safe driving of an automobile, the display areas comprise a main information display area, a dynamic information display area, an beyond visual range information display area and an auxiliary information display area, the display areas are set according to the requirements of comprehensive human eye optimal visual angle and whole automobile visual field arrangement, the vertical direction of each display area is divided by 10 degrees and 4 degrees on an eye ellipse, the horizontal direction is divided by 10 degrees on the left side and the right side, the dynamic information display area is arranged between 10 degrees and 4 degrees on the eye ellipse, more than 10 degrees on the eye ellipse are the beyond visual range information display area, and less than 4 degrees below the eye ellipse are the main information display area and the auxiliary information display area.
The data acquisition unit comprises a sensor carried by AR glasses and a vehicle-mounted sensor, the vehicle-mounted sensor comprises one or more of a vehicle-mounted radar, a camera, a vehicle speed sensor, a GPS positioning module, a battery capacity sensor and a temperature sensor, for example, the vehicle-mounted radar and the camera can be used for acquiring the peripheral information of a vehicle in real time, the real-time calculation of the relative position and speed is carried out according to the acquired information, and when a potential driving risk exists, the corresponding risk position and graphic information are displayed in the intelligent AR glasses, so that the driving safety is improved; for example, real-time data are collected through a vehicle speed sensor, a battery level sensor, an in-vehicle temperature sensor and the like and are displayed in an auxiliary information area of the AR glasses in a centralized mode, so that the driver is not influenced to concentrate on observing the real environment, the vehicle running state can be controlled in real time through scanning under the condition that the head is not lowered, and the driving safety is improved.
In this embodiment, the communication module is any one or a plurality of combinations of 4G communication, 5G communication, serial communication, wifi communication, bluetooth communication or usb communication.
In the embodiment, when the intelligent AR glasses display information, different information is displayed in a partitioned manner, an over-the-horizon information display area is arranged above the whole AR display area, a dynamic information display area is arranged in the middle of the whole AR display area, and a main information display area is arranged below the whole AR display area, wherein the over-the-horizon information display area is mainly used for displaying way directing information, position information and the like; the dynamic information display area is mainly used for displaying real-time prompt information and safety early warning information of scenes, and comprises a front road surface and road conditions on two sides; the main information display area is mainly used for displaying real-time navigation information, such as turning information and ground road condition information; the auxiliary information display area is mainly used for driving auxiliary display information such as vehicle running information, map navigation information, side and rear early warning prompt information, voice interaction assistance, rearview mirror visual information, other display interface integrated display windows and the like.
In this embodiment, intelligence AR glasses include the glasses body, the image capture camera of setting on the glasses body, the eye sensor, the light source module, external information gathers the sensor, audio output module, the microphone, the touch pad, CPU, a connection module, battery and direction sensor, wherein, the image capture camera is 3D degree of depth camera, be provided with gesture analysis module in CPU, 3D degree of depth camera is used for discerning driver's gesture, gesture analysis module is used for resolving into the gesture instruction with the gesture of 3D degree of depth camera transmission and passes through connection module transmission for on-vehicle controller, the eye sensor has eyeball tracking and iris recognition function, external information gathers the sensor and includes high definition digtal camera, the flake camera, infrared sensor, radar and laser radar, audio output module is earphone interface, speaker or bone conduction speaker, connection module is usb, the bluetooth, wifi or wide area net, the direction sensor includes the gyroscope, accelerometer and GPS.
Example 2:
the difference between this embodiment and embodiment 1 is that the sound output module in the voice interaction module of this embodiment is a sound of the vehicle itself, the sound output module is connected to the vehicle-mounted controller, and the vehicle-mounted controller controls the sound output module to output audio and transmit display information to the smart AR glasses according to the voice instruction information, or controls the vehicle-mounted actuator to complete execution of the corresponding function of the voice instruction according to the instruction information.
For example, when a driver sends a command of 'playing music' or 'playing a song', a microphone acquires the command and transmits the command to a vehicle-mounted audio-visual system, the vehicle-mounted audio-visual system analyzes the command content and then plays audio through a sound output module, when the driver sends a command of 'closing a vehicle window', the microphone acquires the command and transmits the command to the vehicle-mounted audio-visual system, the vehicle-mounted audio-visual system analyzes the command content and transmits the analyzed command to a BCM system, the BCM system judges whether the command is legal or not, if the command is legal, the command is executed, the BCM system controls the vehicle window to be closed, otherwise, alarm feedback is performed, for example, when the vehicle is in a driving process, the driver sends a command of 'opening a vehicle door', the BCM system acquires vehicle speed information transmitted by the system, judges that the command of 'opening the vehicle door' is illegal, and performs command error alarm prompt.
Example 3:
the difference between the embodiment and the embodiment 2 is that a mobile phone terminal is added in the embodiment to serve as a connection link between the intelligent AR glasses and the vehicle system, the vehicle-mounted audio and video system is connected with the mobile phone terminal through a usb data line, processed data information is transmitted to the mobile phone terminal, the mobile phone terminal transmits the processed data information to the intelligent AR glasses through a bluetooth module, the mobile phone terminal serves as a connection twisted band, when a driver drives a vehicle, the driver encounters a call, mobile phone conversation can be carried out through a microphone, and driving safety is improved.
Example 4:
the cloud platform has been increased in this embodiment, and vehicle-mounted system, intelligent AR glasses are connected with the cloud platform through communication module, through setting up the cloud platform, carry out data forwarding, data operation, data propelling movement and storage, guarantee the security and the traceability of data.
Example 5:
the intelligence AR glasses in this embodiment include the picture frame, the AR lens, first mirror leg, the second mirror leg, first function module and second function module, the AR lens sets up in the picture frame, first mirror leg and second mirror leg all rotate with the picture frame and are connected, the AR lens is provided with the imaging source, first function module demountable installation is at the side of first mirror leg, first function module is provided with the first contact of being connected with the imaging source, when first function module is installed at the side of first mirror leg, first function module is connected with the imaging source circular telegram, second function module demountable installation is at the side of second mirror leg, the second function module is provided with the second contact of being connected with the imaging source, when second function module is installed at the side of second mirror leg, the second function module is connected with the imaging source circular telegram, first function module is unanimous basically with the second function module in the appearance, it is provided with the interface that charges to distinguish first function module.
The first functional module comprises a shell, a battery and a communication unit, wherein the battery and the communication unit are arranged in the shell, when the communication unit is set to be RS485 communication or usb communication, a charging interface of the communication unit is in wired connection, a vehicle is connected with the intelligent AR glasses through a data line, and the charging interface of the communication unit has the functions of power supply and data transmission; when the communication unit sets up wifi communication or bluetooth communication, the vehicle passes through the wireless connection mode with data transfer for intelligent AR glasses to show through the imaging source.
The second function module includes base member, projection location camera and microprocessor, and projection location camera and microprocessor all set up in the base member, and projection location camera is used for simulating the human eye sight, acquires the image data at the horizontal perception visual angle of human eye and perpendicular perception visual angle to transmit the data information who acquires for microprocessor, microprocessor sets up the image forming position of imaging source according to the information of projection location camera transmission.
The casing is connected with first mirror leg and the base member is connected with the second mirror leg and is all adopted current magnetic adsorption's mode to dismantle the connection.
When first function module is installed, the imaging source circular telegram work of intelligence AR glasses, data display according to the communication unit transmission shows that formation of image shows, when second function module is not installed, the formation of image position is according to the formation of image position when predetermineeing the position or using last time and is carried out the formation of image and show, when second function module is installed, the battery gives the imaging source simultaneously, projection location camera and microprocessor power supply, the formation of image position is adjusted again according to user's sight, the back is adjusted to the formation of image position, second function module can dismantle, the formation of image position remains, effectively alleviate intelligent AR glasses's weight.
When first function module and second function module all not installed, intelligence AR glasses can regard as ordinary glasses to use.
The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the invention as set forth in the claims.
Claims (8)
1. A wearable AR heads-up display system for a vehicle, comprising:
the data acquisition unit is used for acquiring environmental information and vehicle information;
the vehicle-mounted controller is used for processing the environmental information and the vehicle information acquired by the data acquisition unit and transmitting the processed environmental information and the vehicle information to the communication module;
the communication module is used for connecting the intelligent AR glasses with the vehicle-mounted controller, the mobile terminal equipment or the cloud platform to perform data transmission;
the intelligent AR glasses are worn on a driver, AR projection display is carried out according to information transmitted by the communication module, display information is displayed in a partitioned mode through a view angle field of safe driving of the automobile, and the display area comprises a main information display area, a dynamic information display area, an over-the-horizon information display area and an auxiliary information display area;
the display area division is set by integrating the optimal visual angle of human eyes and the visual field arrangement requirement of the whole vehicle.
2. The wearable AR heads-up display system for vehicles of claim 1,
the vehicle-mounted actuator is connected with the vehicle-mounted controller.
3. The wearable AR heads-up display system for vehicle of claim 2,
the vehicle-mounted controller controls the sound output module to output audio and transmit display information to the intelligent AR glasses according to the voice instruction information or controls the vehicle-mounted actuator to complete execution of corresponding functions of the voice instruction according to the instruction information.
4. The wearable AR heads-up display system for vehicles of claim 1, wherein:
the automobile driver gesture recognition system further comprises a gesture interaction module, wherein the gesture interaction module comprises a 3D depth camera and a gesture analysis module, the 3D depth camera is installed on the AR glasses and used for recognizing gestures of a driver, and the 3D depth camera is connected with the gesture analysis module; the gesture analysis module is used for analyzing the gesture transmitted by the 3D depth camera into a gesture instruction and transmitting the gesture instruction to the vehicle-mounted controller.
5. The wearable AR heads-up display system for vehicle of claim 1,
the vehicle-mounted controller transmits the processed data information to the mobile terminal device through the communication module, and the mobile terminal device transmits the processed data information to the intelligent AR glasses through the communication module.
6. The wearable AR heads-up display system for vehicles of claim 1,
the vehicle-mounted system and the intelligent AR glasses are connected with the cloud platform through the communication module, data transmission and operation are achieved, and data operation results are transmitted to the intelligent AR glasses.
7. The wearable AR heads-up display system for vehicles of claim 2,
the data acquisition unit comprises a sensor carried by AR glasses and a vehicle-mounted sensor.
8. The wearable AR heads-up display system of claim 1, 2 or 3,
the vertical direction of each display area is divided into 10 degrees on the eye ellipse and 4 degrees below the eye ellipse, the horizontal direction is divided into 10 degrees on the left and the right, a dynamic information display area is arranged between 10 degrees on the eye ellipse and 4 degrees below the eye ellipse, an over-the-horizon information display area is arranged above 10 degrees on the eye ellipse, and a main information display area and an auxiliary information display area are arranged below 4 degrees below the eye ellipse.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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