CN113377202B - Head-up display method and system based on ARHUD - Google Patents
Head-up display method and system based on ARHUD Download PDFInfo
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- CN113377202B CN113377202B CN202110711248.9A CN202110711248A CN113377202B CN 113377202 B CN113377202 B CN 113377202B CN 202110711248 A CN202110711248 A CN 202110711248A CN 113377202 B CN113377202 B CN 113377202B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
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- G—PHYSICS
- G02—OPTICS
- 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
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/01—Indexing scheme relating to G06F3/01
- G06F2203/012—Walk-in-place systems for allowing a user to walk in a virtual environment while constraining him to a given position in the physical environment
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management
Abstract
The invention relates to the field of automobiles, and provides a head-up display method and a head-up display system based on ARHUD, wherein the method comprises the following steps: receiving different types of signals to be displayed for AR head-up display through a first computing force controller; processing the signal to be displayed into AR display information of a corresponding type by using the first computing force controller and sending the AR display information to a second computing force controller; and sending the AR display information to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display. The ARHUD system development mode designed by the invention has better function expansibility, quicker development period, better display experience, lower cost price and easy realization of serialization.
Description
Technical Field
The invention relates to the field of automobiles, in particular to a head-up display method and system based on ARHUD.
Background
The existing HUD system has a very loose system structure due to the simple display content. Fusion bluetooth, GPS, various sensor HUD systems are constantly emerging. The signal transmission between the host and the HUD is also based on CAN bus transmission, and the CAN bus transmission rate is low. For HUD systems with continuously rich display content, the functionality is continuously complex, and the architecture of part of the functionality based on HUD and part of the functionality based on host is somewhat confusing. Because as the complexity of visual images increases, the use of high performance HUD chips is also of no benefit.
Meanwhile, as the whole vehicle is 'interconnected' and 'intelligent', HUD display content is continuously increased, and better systematic guidance is needed for accessing more information content, otherwise, later research and development time is longer, communication cost is increased, and system hardware cost is increased.
Disclosure of Invention
The invention aims to solve the problems, and is realized by the following technology:
the invention provides a head-up display method based on ARHUD, comprising the following steps:
receiving different types of signals to be displayed for AR head-up display through a first computing force controller;
processing the signal to be displayed into AR display information of a corresponding type by using the first computing force controller and sending the AR display information to a second computing force controller;
and sending the AR display information to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display.
Further preferably, the method further comprises:
calculating corresponding basic guide information and drawing guide line information by the first computing force controller based on the navigation signals in the signals to be displayed and combining the position signals, and sending the basic guide information and drawing guide line information to a second computing force controller;
and sending the basic guide information and the drawing guide line information to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display.
Further preferably, the method further comprises:
calculating lane line equation characteristic values of lanes on two sides based on lane signals in the signals to be displayed through the first force calculating controller, drawing lane line information and sending the lane line information to the second force calculating controller;
and sending the lane line information to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display.
Further preferably, the method further comprises:
calculating corresponding obstacle alarm information based on the obstacle alarm signals in the signals to be displayed through the first computing force controller;
calculating, by the first computing force controller, corresponding obstacle position information based on an obstacle position signal and a relative speed signal of an obstacle in the signal to be displayed;
transmitting the obstacle alarm information and the obstacle position information to a second force calculating controller through the first force calculating controller;
sending the obstacle alarm information and the obstacle position information to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display;
wherein the obstacle signal includes position information and relative speed information of the obstacle.
Further preferably, the method further comprises:
receiving a control signal through the second computing force controller, and automatically adjusting the head-up display based on the ARHUD based on the control signal;
after the head-up display based on the ARHUD is automatically adjusted, feedback data is sent to the vehicle machine through the second computing force controller;
the feedback data comprises display adjustment data and general display data.
Further preferably, the receiving, by the second computing force controller, a control signal, and automatically adjusting the ARHUD-based head-up display based on the control signal, includes:
and acquiring a light sensor signal through the second power calculation controller, and automatically adjusting the display height and the display brightness of the head-up display based on the ARHUD based on the control signal and the light sensor signal.
Further preferably, the method further comprises:
and acquiring a temperature sensor signal through the second computing force controller, and executing a corresponding temperature protection mode based on the temperature sensor signal.
In another aspect, the present invention further provides an ARHUD-based head-up display system, including:
the first computing force controller is used for acquiring signals to be displayed in different types;
the first computing force controller is used for processing the signal to be displayed through the first computing force controller, generating corresponding type AR display information and sending the AR display information to the second computing force controller;
the second computing force controller is configured to send the AR display information to an AR virtual image imaging structure through the second computing force controller, so as to perform AR head-up display.
Further preferably, the first computing force controller is provided in an ARHUD controller.
Further preferably, the first force calculation controller is disposed in the vehicle.
The head-up display method and system based on ARHUD provided by the invention have at least the following beneficial effects: the ARHUD system development mode designed by the invention has better function expansibility, quicker development period, better display experience, lower cost price and easy realization of serialization.
Drawings
The above features, technical features, advantages and implementation of an ARHUD-based head-up display method and system will be further described in the following in a clear and understandable manner with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of one embodiment of an ARHUD-based head-up display method of the present invention;
FIG. 2 is a schematic diagram of one embodiment of an ARHUD-based heads-up display system of the present invention;
FIG. 3 is a schematic illustration of an application of an ARHUD-based heads-up display system of the present invention;
FIG. 4 is a schematic diagram of another embodiment of an ARHUD-based heads-up display system of the present invention;
FIG. 5 is a schematic illustration of an application of an ARHUD-based heads-up display system of the present invention;
FIG. 6 is a schematic diagram of another embodiment of an ARHUD-based heads-up display system of the present invention;
fig. 7 is a schematic diagram of an application of an ARHUD-based head-up display system according to the present invention.
Detailed Description
In the following description, for purposes of explanation and not limitation, specific details are set forth, such as particular system configurations, techniques, etc. in order to provide a thorough understanding of the embodiments of the present application. However, it will be apparent to one skilled in the art that the present application may be practiced in other embodiments that depart from these specific details. In other instances, detailed descriptions of well-known systems, devices, circuits, and methods are omitted so as not to obscure the description of the present application with unnecessary detail.
It should be understood that the terms "comprises" and/or "comprising," when used in this specification and the appended claims, specify the presence of stated features, integers, steps, operations, elements, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, components, and/or groups thereof.
For the sake of simplicity of the drawing, the parts relevant to the present invention are shown only schematically in the figures, which do not represent the actual structure thereof as a product. Additionally, in order to simplify the drawing for ease of understanding, components having the same structure or function in some of the drawings are shown schematically with only one of them, or only one of them is labeled. Herein, "a" means not only "only this one" but also "more than one" case.
It should be further understood that the term "and/or" as used in this specification and the appended claims refers to any and all possible combinations of one or more of the associated listed items, and includes such combinations.
In addition, in the description of the present application, the terms "first," "second," and the like are used merely to distinguish between descriptions and are not to be construed as indicating or implying relative importance.
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the following description will explain the specific embodiments of the present invention with reference to the accompanying drawings. It is evident that the drawings in the following description are only examples of the invention, from which other drawings and other embodiments can be obtained by a person skilled in the art without inventive effort.
In one embodiment of the present invention, as shown in fig. 1, a head-up display method based on ARHUD includes:
receiving different types of signals to be displayed for AR head-up display through a first computing force controller;
processing the signal to be displayed into AR display information of a corresponding type by using the first computing force controller and sending the AR display information to a second computing force controller;
and sending the AR display information to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display.
Illustratively, S100 obtains different types of signals to be displayed using a first computing force controller.
Specifically, the first computing force controller belongs to a high computing force controller, and different types of signals to be displayed can be collected through the high computing force controller, and AR image information is formed through analysis and calculation.
S200, processing the signal to be displayed through the first computing force controller, generating corresponding type AR display information and sending the AR display information to the second computing force controller.
Specifically, the second computing power controller belongs to the low computing power controller, only needs to receive the AR image information of the first computing power controller, and controls the virtual image imaging structure to perform head-up display on the AR image information.
In this embodiment, the calculation of a large amount of data can be realized by the high-computation-power controller, which solves the problem that in the prior art, when the overall system is designed, a plurality of design uncertainties cause that in order to realize the ARHUD system, the ARHUD controller chip and the connector interface are required to be arranged to additionally increase computation power.
Meanwhile, the second calculation force controller does not need to perform a large amount of calculation, so that the head-up display system can process a lot of data through the clear division of the first calculation force controller and the second calculation force controller, and a redundant acquisition module, a calculation force module or an interface module is not needed to be integrated. Therefore, the structure of the controller is simplified, the size of the controller is reduced, the later integrated design is not needed to be used, and the flexibility of expansion of the head-up display system is improved.
S300, sending the AR display information to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display.
Specifically, the ARHUD belongs to a manner of projecting AR image information by AR technology, and may include 3D-AR HUD: based on a 3D virtual display, it is possible to project in front of the windscreen, where the AR technique will dynamically project according to the 3D position of the object.
Through the design of the power calculation controller and the corresponding division design of the embodiment, the ARHUD can be simple in structure, display content can be flexibly increased, and the limitation of the integrated function of the controller is avoided.
Meanwhile, the ARHUD can perform various functions during driving of the user, so that the user is helped to keep concentration and the driving experience of the user is improved. The AR HUD displays a guide arrow before switching lanes, thereby accurately projecting lane markers and informing the user of a blocked path in front. The AR HUD may precisely highlight any object of interest (e.g., a car or a pedestrian) and display text or graphic information in the vicinity of the object to avoid possible traffic accidents.
Example two
Based on the foregoing embodiments, the same parts as those of the foregoing embodiments are not repeated in this embodiment, and this embodiment provides a head-up display method based on ARHUD, and further preferably further includes:
preferably, the method further comprises:
calculating corresponding basic guide information and drawing guide line information by the first computing force controller based on the navigation signals in the signals to be displayed and combining the position signals, and sending the basic guide information and drawing guide line information to a second computing force controller;
and sending the basic guide information and the drawing guide line information to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display.
Illustratively, the first computing force controller, i.e. the high computing force controller, has functions, specifically including:
by way of example only, and not by way of limitation,
the head-up display system of the ARHUD can also collect basic navigation signals for navigation. Specifically, the following contents can be included:
for example, after the first computing power controller collects the navigation guidance signal, the lane guidance information is directly calculated during the normal navigation, for example: the steering information, the steering distance, the speed limit information and the overspeed information are transmitted to a main second power controller, the second power controller transmits the information to the virtual image imaging structure, and the virtual image imaging structure is controlled to perform head-up display on a windshield.
Meanwhile, the first computing power controller calculates a bird's eye view map based on the map signal, sends bird's eye view map information to the second computing power controller, and the second computing power controller sends the information to the virtual image imaging structure and controls the virtual image imaging structure to perform head-up display on the windshield.
In an exemplary embodiment, when a destination display instruction exists, the first computing force controller directly calculates the location information, such as destination information, collected in real time to obtain destination target information, destination coordinate position, remaining distance, remaining time, congestion time condition, estimated arrival time and full navigation path preview information, and sends the above information to the main second computing force controller, and the second computing force controller sends the above information to the virtual image imaging structure and controls the virtual image imaging structure to perform head-up display on the windshield.
Meanwhile, the first calculation force controller can calculate the information and the coordinate position of the common calculation point based on the common movement point in the place signal, and send the information to the second calculation force controller, and the second calculation force controller sends the information to the virtual image imaging structure and controls the virtual image imaging structure to perform head-up display on the windshield.
Further preferably, the method further comprises:
calculating lane line equation characteristic values of lanes on two sides based on lane signals in the signals to be displayed through the first force calculating controller, drawing lane line information and sending the lane line information to the second force calculating controller;
and sending the lane line information to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display.
By way of example only, and not by way of limitation,
further preferably, the method further comprises:
calculating corresponding obstacle alarm information based on the obstacle alarm signals in the signals to be displayed through the first computing force controller;
calculating, by the first computing force controller, corresponding obstacle position information based on an obstacle position signal and a relative speed signal of an obstacle in the signal to be displayed;
transmitting the obstacle alarm information and the obstacle position information to a second force calculating controller through the first force calculating controller;
sending the obstacle alarm information and the obstacle position information to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display;
wherein the obstacle signal includes position information and relative speed information of the obstacle.
Exemplary, as shown in the following table:
further preferably, the method further comprises:
calculating a target vehicle position and a target vehicle size based on a target vehicle signal in the signal to be displayed through the first computing force controller, drawing target vehicle position and target vehicle size and type information, and sending the information to a second computing force controller;
and sending the target vehicle position and the target vehicle size and type information to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display.
Exemplary, as shown in the following table:
further preferably, the method further comprises:
calculating, by the first computing force controller, an object type, a position, a relative speed, and a warning level based on a moving object signal in the signal to be displayed, and transmitting to a second computing force controller;
and sending the object type, the position, the relative speed and the warning level to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display.
Exemplary, as shown in the following table:
exemplary, further comprising:
ADAS signal for displaying driving assistance information. The following may also be included:
for example, after the first computing power controller collects the lane offset prompt LDW, the lane line state may be directly calculated, for example: left lane line status, right lane line status; and lane line type, for example: the color of the lane lines at two sides and the type of the lane lines at two sides are used for transmitting the information to a main second calculation force controller, the second calculation force controller is used for transmitting the information to the virtual image imaging structure, and the virtual image imaging structure is controlled to perform head-up display on a windshield.
Meanwhile, the first computing force controller also calculates a front vehicle early warning signal based on the front vehicle collision early warning/emergency braking FCW/AEB signal, for example: a front collision early warning alert activation signal, a front collision early warning approach alert activation signal. And sending the corresponding front vehicle early warning signal to a second power computing controller, sending the information to a virtual image imaging structure by the second power computing controller, and controlling the virtual image imaging structure to perform head-up display on a windshield so as to perform front vehicle early warning.
For example, after the first power controller collects the blind area monitoring BSW, the blind area monitoring alarm signal is directly calculated, the information is sent to the main second power controller, the second power controller sends the information to the virtual image imaging structure, and the virtual image imaging structure is controlled to perform head-up display on the windshield.
Meanwhile, the first computing power controller may also calculate an adaptive cruise setting and mode based on the adaptive cruise ACC, for example: setting a self-adaptive cruising mode and a target vehicle speed; and ACC target vehicles such as: the following distance and the target vehicle, and sends corresponding information to a second calculation force controller, the second calculation force controller sends the information to the virtual image imaging structure, and controls the virtual image imaging structure to perform head-up display on a windshield.
Preferably, the method further comprises:
calculating corresponding general display information based on the general signals in the signals to be displayed through the first computing force controller, and sending the corresponding general display information to a second computing force controller;
and sending the general display information to a virtual image imaging structure through the second computing force controller so as to perform head-up display.
2. General display: the general display content is derived from other controllers of the whole vehicle, multimedia signals, bluetooth signals and the like, and the specific display content is as follows:
preferably, the functions of the second computing force controller include:
and receiving a control signal through the second computing force controller, and automatically adjusting the head-up display based on the ARHUD based on the control signal.
And after the head-up display based on the ARHUD is automatically adjusted, sending feedback data to the vehicle machine through the second computing force controller. The feedback data comprises display adjustment data and general display data.
Illustratively, the display adjustment data includes brightness adjustment, height adjustment, and the like.
Illustratively, the second, low-power controller, serves only as a projection display: control input, status feedback:
1. input: mainly comprises the adjustment of image display height and image display brightness;
2. feedback: and feeding back the current height, brightness and controller state.
Preferably, the receiving, by the second computing force controller, a control signal, and automatically adjusting the head-up display based on the ARHUD based on the control signal, includes:
and acquiring a light sensor signal through the second power calculation controller, and automatically adjusting the display height and the display brightness of the head-up display based on the ARHUD based on the control signal and the light sensor signal.
Preferably, the method further comprises: and acquiring a temperature sensor signal through the second computing force controller, and executing a corresponding temperature protection mode based on the temperature sensor signal.
Preferably, the method further comprises: and acquiring a temperature sensor signal through the second computing force controller, and executing a corresponding temperature protection mode based on the temperature sensor signal.
Illustratively, the second force controller collects sensor signals that do not require calculation and may be used directly, for example:
and the light sensor signal is used for automatically adjusting the brightness of the picture.
Wherein, the light sensor is generally integrated with the rainfall sensor by using an I2C interface. This value is sent to the low-power controller via CAN (FD) or ETH when the HUD is not integrating the light sensor alone.
Temperature sensor signal: since the optics in the HUD affect performance and lifetime when operating at excessive temperatures, the HUD requires integration of temperature sensors at low-power controllers to implement temperature protection strategies.
Note that, regarding distortion correction: since optical imaging must have a distortion of the pattern, this part of the work can be done by a high-power controller through software correction, or by additional hardware with separate distortion correction.
Wherein, the virtual image imaging structure completes the optical virtual image imaging through optical design.
In the embodiment, the HUD system development mode designed by the invention has better function expansibility, quicker development period, better display experience and lower cost price. And serialization is easy to realize.
Example III
On the other hand, based on the above embodiment, the same parts as those of the above embodiment are not repeated in this embodiment, and as shown in fig. 2 and 3, the present invention further provides an ARHUD-based head-up display system, including:
the first computing force controller 100 is configured to acquire signals to be displayed in different types by using the first computing force controller.
The first computing force controller is further configured to process the signal to be displayed through the first computing force controller, generate corresponding type of AR display information, and send the corresponding type of AR display information to the second computing force controller.
And the second computing force controller 200 is connected with the first computing force controller and is used for sending the AR display information to the AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display.
In this embodiment, the present embodiment provides an ARHUD system architecture based on video transmission. The system is composed of three parts:
1.a first computing force controller, which is a host that provides computing force and forms a graphical display.
2. An ARHUD controller, i.e. a second force controller, controls the position and intensity of the ARHUD virtual image imaging structure.
3. The virtual image imaging structure for optical imaging is composed of three core components.
Wherein the first and second computing force controllers have a partial system interface:
video transmission interface: and transmitting the image generated by the host.
Control interface: for transmitting control commands for the adjustment of ARHUD height, brightness etc.
And (3) state feedback: the ARHUD should feed back the execution result of the host control command to the host.
Wherein the second computing power controller and a portion of the system interface of the virtual image imaging structure: only image transmission is used for display.
Preferably, the first computing force controller is provided in an ARHUD controller. As illustrated in fig. 4 and 5.
Illustratively, the system is divided into a high-calculation-force controller and a low-calculation-force controller, and the actual structure is as follows: the ARHUD has a high-power controller and a low-power controller.
Wherein, the high power controller possesses the function: navigation signal for navigation. In the architecture of the present embodiment, the navigation signal may transmit navigation information through CAN (FD), ETH.
The present embodiment provides a high performance ARHUD head-up display system. The ARHUD is a head-up display system for displaying imaging through a windshield, and the high performance of the ARHUD is characterized in that compared with the traditional HUD, the display content of the ARHUD is richer, and the ARHUD comprises intelligent content such as ADAS, navigation and the like; the display also has a larger field angle and projection distance.
The architecture of the high-performance ARHUD consists of a host controller, a HUD controller and an optical projection structure. Wherein the host controller is responsible for collecting signals for image generation, and the HUD controller is responsible for receiving video signals from the host controller and for adjusting the display. The product is applied to the field of automobiles.
In the embodiment, the HUD system development mode designed by the invention has better function expansibility, quicker development period, better display experience and lower cost price. And serialization is easy to realize.
Example IV
On the other hand, based on the above embodiment, the same parts as those of the above embodiment are not repeated in this embodiment, and as shown in fig. 6 and 7, the present invention further provides an ARHUD-based head-up display system, including:
the first computing force controller 100 is configured to acquire signals to be displayed in different types by using the first computing force controller.
The first computing force controller is further configured to process the signal to be displayed through the first computing force controller, generate corresponding type of AR display information, and send the corresponding type of AR display information to the second computing force controller.
And the second computing force controller 200 is connected with the first computing force controller and is used for sending the AR display information to the AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display.
Preferably, the first force calculation controller is arranged in the vehicle machine.
Illustratively, the system is divided into a high-calculation-force controller and a low-calculation-force controller, and the actual structure is as follows: the vehicle machine performs high-power work content, and the ARHUD controller performs only low-power work content.
The high-power controller, namely the first power controller, is located on the vehicle.
Illustratively, the high-power controller should have the following functions: navigation signal for navigation. In the architecture of the embodiment, the navigation is a module of the vehicle and the content of the navigation information is transmitted by using an API defined by internal software.
In the embodiment, the ARHUD system development mode designed by the invention has better function expansibility, quicker development period, better display experience and lower cost price. And serialization is easy to realize.
It will be apparent to those skilled in the art that the above-described program modules are only illustrated in the division of the above-described program modules for convenience and brevity, and that in practical applications, the above-described functional allocation may be performed by different program modules, i.e., the internal structure of the apparatus is divided into different program units or modules, to perform all or part of the above-described functions. The program modules in the embodiments may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one processing unit, where the integrated units may be implemented in a form of hardware or in a form of a software program unit. In addition, the specific names of the program modules are also only for distinguishing from each other, and are not used to limit the protection scope of the present application.
In the foregoing embodiments, the descriptions of the embodiments are focused on, and the parts of a certain embodiment that are not described or depicted in detail may be referred to in the related descriptions of other embodiments.
Those of ordinary skill in the art will appreciate that the various illustrative elements and algorithm steps described in connection with the embodiments disclosed herein may be implemented as electronic hardware, or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the solution. Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present application.
In the embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other manners. The above-described embodiments of the apparatus are exemplary only, and exemplary, the division of the modules or units is merely a logical function division, and there may be additional divisions in actual implementation, exemplary, multiple units or components may be combined or integrated into another system, or some features may be omitted, or not performed. Alternatively, the coupling or direct coupling or communication connection shown or discussed may be an indirect coupling or communication connection via interfaces, devices or units, which may be in electrical, mechanical or other forms.
The units described as separate units may or may not be physically separate, and units shown as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the solution of this embodiment.
In addition, each functional unit in the embodiments of the present application may be integrated in one processing unit, or each unit may exist alone physically, or two or more units may be integrated in one unit. The integrated units may be implemented in hardware or in software functional units.
It should be noted that the above embodiments can be freely combined as needed. The foregoing is merely a preferred embodiment of the present invention and it should be noted that modifications and adaptations to those skilled in the art may be made without departing from the principles of the present invention, which are intended to be comprehended within the scope of the present invention.
Claims (9)
1. An ARHUD-based head-up display method, comprising:
receiving different types of signals to be displayed for AR head-up display through a first computing force controller;
processing the signal to be displayed into AR display information of a corresponding type by using the first computing force controller and sending the AR display information to a second computing force controller;
sending the AR display information to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display;
calculating corresponding basic guide information and drawing guide line information by the first computing force controller based on the navigation signals in the signals to be displayed and combining the position signals, and sending the basic guide information and drawing guide line information to a second computing force controller;
transmitting the basic guide information and the guide line information to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display;
after the first power controller collects navigation guide signals, lane guide information is calculated based on the navigation guide signals, the lane guide information is sent to the second power controller, the second power controller sends the lane guide information to the AR virtual image imaging structure, and the lane guide information comprises steering information, steering distance, speed limit information and overspeed information;
the first computing power controller calculates an aerial view map based on a map signal, and sends aerial view map information to the second computing power controller, and the second computing power controller sends the aerial view map information to the AR virtual image imaging structure;
when receiving a destination display instruction, the first computing force controller calculates destination information in real time, wherein the destination information comprises destination coordinate positions, residual distances, residual time, congestion time conditions, predicted arrival time and whole navigation path preview information, the destination information is sent to the second computing force controller, and the second computing force controller sends the destination information to the AR virtual image imaging structure.
2. The ARHUD-based head-up display method of claim 1, further comprising:
calculating lane line equation characteristic values of lanes on two sides based on lane signals in the signals to be displayed through the first force calculating controller, drawing lane line information and sending the lane line information to the second force calculating controller;
and sending the lane line information to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display.
3. The ARHUD-based heads-up display method according to claim 1, further comprising:
calculating corresponding obstacle alarm information based on the obstacle alarm signals in the signals to be displayed through the first computing force controller; as above
Calculating, by the first computing force controller, corresponding obstacle position information based on an obstacle position signal and a relative speed signal of an obstacle in the signal to be displayed;
transmitting the obstacle alarm information and the obstacle position information to a second force calculating controller through the first force calculating controller;
and sending the barrier alarm information and the barrier position information to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display.
4. The ARHUD-based head-up display method of claim 1, further comprising:
receiving a control signal through the second computing force controller, and automatically adjusting the head-up display based on the ARHUD based on the control signal;
after the head-up display based on the ARHUD is automatically adjusted, feedback data are sent to the vehicle machine through the second computing force controller;
the feedback data comprises display adjustment data and general display data.
5. The ARHUD-based heads-up display method of claim 4 wherein the receiving a control signal by the second computing force controller and automatically adjusting the ARHUD-based heads-up display based on the control signal includes:
and acquiring a light sensor signal through the second power calculation controller, and automatically adjusting the display height and the display brightness of the head-up display based on the ARHUD based on the control signal and the light sensor signal.
6. The ARHUD-based head-up display method according to any one of claims 1 to 5, further comprising:
and acquiring a temperature sensor signal through the second computing force controller, and executing a corresponding temperature protection mode based on the temperature sensor signal.
7. An ARHUD-based heads-up display system, comprising:
the first computing force controller is used for acquiring signals to be displayed in different types;
the first computing force controller is used for processing the signal to be displayed through the first computing force controller, generating corresponding type AR display information and sending the AR display information to the second computing force controller;
the second computing force controller is configured to send the AR display information to an AR virtual image imaging structure through the second computing force controller, so as to perform AR head-up display;
calculating corresponding basic guide information and drawing guide line information by the first computing force controller based on the navigation signals in the signals to be displayed and combining the position signals, and sending the basic guide information and drawing guide line information to a second computing force controller;
transmitting the basic guide information and the guide line information to an AR virtual image imaging structure through the second computing force controller so as to perform AR head-up display;
after the first power controller collects navigation guide signals, lane guide information is calculated based on the navigation guide signals, the lane guide information is sent to the second power controller, the second power controller sends the lane guide information to the AR virtual image imaging structure, and the lane guide information comprises steering information, steering distance, speed limit information and overspeed information;
the first computing power controller calculates an aerial view map based on a map signal, and sends aerial view map information to the second computing power controller, and the second computing power controller sends the aerial view map information to the AR virtual image imaging structure;
when receiving a destination display instruction, the first computing force controller calculates destination information in real time, wherein the destination information comprises destination coordinate positions, residual distances, residual time, congestion time conditions, predicted arrival time and whole navigation path preview information, the destination information is sent to the second computing force controller, and the second computing force controller sends the destination information to the AR virtual image imaging structure.
8. The ARHUD-based heads-up display system of claim 7 wherein the first computing force controller is disposed in an ARHUD controller.
9. The ARHUD-based heads-up display system of claim 7 wherein the first computing force controller is disposed in a vehicle.
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