CN110264927A - Control method, device, controller and the storage medium of HUD display brightness - Google Patents
Control method, device, controller and the storage medium of HUD display brightness Download PDFInfo
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- CN110264927A CN110264927A CN201910527904.2A CN201910527904A CN110264927A CN 110264927 A CN110264927 A CN 110264927A CN 201910527904 A CN201910527904 A CN 201910527904A CN 110264927 A CN110264927 A CN 110264927A
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/001—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes using specific devices not provided for in groups G09G3/02 - G09G3/36, e.g. using an intermediate record carrier such as a film slide; Projection systems; Display of non-alphanumerical information, solely or in combination with alphanumerical information, e.g. digital display on projected diapositive as background
Abstract
The invention discloses a kind of control methods of HUD display brightness, control device, controller and the computer readable storage medium of HUD display brightness, this method comprises: obtaining the photosensitive value of the HUD imaging region detected；Photosensitive value is adjusted according to car light state, to obtain ambient brightness value；The display brightness of HUD is controlled according to ambient brightness value.The state of the photosensitive value of the display area HUD that the present invention is detected by optical sensor and car light controls HUD display brightness, the problem that HUD display brightness is insufficient or excessively bright after the unlatching of night car light can be efficiently solved, and then avoid because of the improper interference to driver of display brightness, improve driving safety.
Description
Technical field
The present invention relates to brightness regulation technical fields more particularly to a kind of control method of HUD display brightness, HUD to show
Control device, controller and the computer readable storage medium of brightness.
Background technique
Currently, HUD (Head Up Display, i.e., parallel display system) is gradually in middle and high end car popularization and application, to drive
The person of sailing provides to be shown compared to important running informations such as the more intuitive speed per hour of instrument board, navigation.Due in its display
Hold directly in the normal driving visual field and using vehicle external environment as background, the brightness of display just need to meet simultaneously content readability and
The requirement of driving is not interfered.This is different from the High relevancy of environment light and adaptation compared with the brightness regulation of general display screen
The adaptive light modulation algorithm that the demand of the subjective feeling of user shows new line is increasingly complex.The brightness tune of the existing display that comes back
Section scheme continues to use the logic with an automatic light meter of vehicle-carrying display screen substantially, and corresponding change is made in the brightness only for environment light, and can not
A possibility that being supplied to user's stepless dimming is to adapt to the subjective feeling of different user.
Summary of the invention
Technical problem to be solved by the present invention lies in, a kind of control method of HUD display brightness is provided, HUD show it is bright
Control device, controller and the storage medium of degree, the photosensitive value of the display area HUD detected by optical sensor and car light
State controls HUD display brightness, and it is insufficient or excessively bright can to efficiently solve the HUD display brightness after the unlatching of night car light
Problem, and then avoid because of the improper interference to driver of display brightness, improve driving safety.
In order to solve the above-mentioned technical problem, according to an aspect of the present invention, a kind of controlling party of HUD display brightness is provided
Method, comprising:
Obtain the photosensitive value of the HUD imaging region detected；
The photosensitive value is adjusted according to car light state, to obtain ambient brightness value；
The display brightness of the HUD is controlled according to the ambient brightness value.
Further, described that the photosensitive value is adjusted according to the car light state, the step of to obtain ambient brightness value, packet
It includes:
When the car light is in off state, determine that the photosensitive value is the ambient brightness value；
When the car light is open state, according to the size relation of the photosensitive value and predetermined luminance threshold value to adjust
Photosensitive value is stated, to obtain the ambient brightness value.
Further, described when the car light is open state, according to the big of the photosensitive value and predetermined luminance threshold value
Small relationship adjusts the photosensitive value, the step of to obtain the ambient brightness value, comprising:
When the photosensitive value is less than or equal to the predetermined luminance threshold value, the photosensitive value is increased into straggling parameter, with
Obtain the ambient brightness value；
When the photosensitive value is greater than the predetermined luminance threshold value, determine that the photosensitive value is the ambient brightness value.
Further, the step of display brightness that the HUD is controlled according to the ambient brightness value, comprising:
It determines corresponding with the ambient brightness value typical aobvious in the corresponding relationship of default ambient brightness value and display brightness
Show brightness and adjustable display brightness range；
According to display brightness described in the typical display brightness and adjustable display brightness scope control；
Wherein, the adjustable display brightness range includes the typical display brightness.
Further, the control method of HUD display brightness, further includes:
When the ambient brightness value increases, the display brightness is promoted with first rate；
When the ambient brightness value reduces, the display brightness is reduced with the second rate；
Wherein, the first rate is greater than second rate.
Further, the control method of HUD display brightness further include:
When user adjusts the display brightness of the HUD, the third that the user adjusts the display brightness is obtained
Rate；
The display brightness of the HUD is adjusted according to the third speed.
According to a further aspect of the invention, a kind of controller is provided comprising memory and processor, the memory storage
There is computer program, described program can be realized HUD display brightness described in any of the above embodiments when being executed by the processor
Control method the step of.
According to a further aspect of the invention, a kind of HUD control system is provided, which is configured to execute as above
Stating the control method of HUD display brightness or the control system described in any one includes such as above-mentioned controller or the control
System is configured to be electrically connected with above-mentioned controller.
According to a further aspect of the invention, a kind of control device of HUD display brightness is provided, comprising:
Module is obtained, is configured to obtain the photosensitive value of the HUD imaging region detected；
Module is adjusted, is configured to adjust the photosensitive value according to car light state, to obtain ambient brightness value；
Control module is configured to control the display brightness of the HUD according to the ambient brightness value.
Further, the control module includes:
It determines submodule, is configured to when the car light is in off state, determine that the photosensitive value is the ambient brightness
Value；
Adjusting submodule is configured to when the car light is open state, according to the photosensitive value and predetermined luminance threshold value
Size relation adjust the photosensitive value, to obtain the ambient brightness value.
Further, the adjusting submodule includes:
Compensating unit is configured to when the photosensitive value is less than or equal to the predetermined luminance threshold value, by the photosensitive value
Increase straggling parameter, to obtain the ambient brightness value；
Determination unit is configured to determine the photosensitive value for institute when the photosensitive value is greater than the predetermined luminance threshold value
State ambient brightness value.
Further, the control module includes:
Second determines submodule, is configured in the corresponding relationship for determining default ambient brightness value and display brightness and the ring
The corresponding typical display brightness of border brightness value and adjustable display brightness range；
It is bright to be configured to the display according to the typical display brightness and adjustable display brightness scope control for control submodule
Degree；
Wherein, the adjustable display brightness range includes the typical display brightness.
Further, the control module further include:
Submodule is adjusted, is configured to promote the display brightness when the ambient brightness value is increased with first rate；With
And
When the ambient brightness value reduces, the display brightness is reduced with the second rate；
Wherein, the first rate is greater than second rate.
Further, the acquisition module is additionally configured to:
When user adjusts the display brightness of the HUD, the third that the user adjusts the display brightness is obtained
Rate；And the control module is additionally configured to:
The display brightness of the HUD is adjusted according to the third speed.
According to a further aspect of the invention, a kind of computer readable storage medium is provided, it is described for storing computer program
Program realizes the step of the control method of HUD display brightness described in above-mentioned any one when as a computer or processor execution
Suddenly.
The present invention has obvious advantages and beneficial effects compared with the existing technology.By above-mentioned technical proposal, the present invention
A kind of control of HUD display brightness and the device of HUD display brightness can achieve comparable technical progress and practicability, and
With the extensive utility value in industry, at least have the advantage that
(1) state of the photosensitive value of the display area HUD detected by optical sensor and car light come control HUD show it is bright
Degree, and when car light is in the open state, ambient brightness value is compensated, can be efficiently solved after the unlatching of night car light
The problem of HUD display brightness deficiency, and then the interference because of display brightness deficiency to driver is avoided, improve driving safety；
(2) when ambient brightness value changes, the display that the rate that control promotes the display brightness of HUD is greater than promotion HUD is bright
The rate of degree, and then can satisfy the adaption demand that user secretly changes environment bright, promote the use feeling of user；
(3) by adjusting the rate of HUD display brightness according to user, it is aobvious that HUD is controlled within the scope of adjustable display brightness
The regulations speed for showing brightness allows users to observe that HUD shows smooth brightness change in real time, and then meets user couple
HUD display brightness is precisely controlled, while ensuring HUD display brightness in reasonable range.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects, features and advantages of the invention can
It is clearer and more comprehensible, it is special below to lift preferred embodiment, and cooperate attached drawing, detailed description are as follows.
Detailed description of the invention
Fig. 1 shows the flow chart of the control method of the HUD display brightness of one embodiment of the invention；
Fig. 2 shows the structural block diagrams of the control device of the HUD display brightness of one embodiment of the invention；
Fig. 3 shows the structural block diagram of adjustment module shown in Fig. 2；
Fig. 4 shows the structural block diagram of adjusting submodule shown in Fig. 3；
Fig. 5 shows the structural block diagram of control module shown in Fig. 2；
Fig. 6 shows the flow chart of the control method of the HUD display brightness of another embodiment of the present invention；
Fig. 7 shows the schematic diagram of the dimming curve model of the embodiment of the present invention.
Specific embodiment
Further to illustrate the present invention, below in conjunction with attached drawing, to a kind of HUD display brightness proposed according to the present invention
The specific embodiment of the control device of control method and HUD display brightness, is described in detail.
As shown in Figure 1, a kind of control method of HUD display brightness of the embodiment of the present invention, this method comprises:
Step S11: the photosensitive value of the HUD imaging region detected is obtained.
Specifically, the photosensitive value of the HUD imaging region can be detected by light sensor, and HUD imaging can be obtained from it
The photosensitive value in region.
Step S12: photosensitive value is adjusted according to car light state, to obtain ambient brightness value.
As it is known, HUD generally use light sensor detect the intensity of illumination of HUD imaging region (i.e. HUD at
As the photosensitive value in region).It when intensity of illumination is strong, needs to lighten the display brightness of HUD, to guarantee that driver can be clear
See content shown by HUD, and when dark, influence driver's because the display brightness of HUD is excessively bright in order to prevent
Sight needs to dim the display brightness of HUD.But in dark, such as at night, driver can open car light,
And after opening car light, part light can be overlapped with the display area of HUD, and then the display brightness of HUD is caused to weaken, and cause to drive
The person of sailing is not clearly visible content shown by HUD, therefore, in the adjustment process of the display brightness of HUD, needs to combine vehicle
The state of lamp still is able to be clearly seen that content shown by HUD to guarantee driver when driving at night.
In one embodiment, whether the state of car light for detecting vehicle first is open state, when detecting that car light is not
When open state, then then control HUD display brightness according only to the photosensitive value of the HUD imaging region detected, i.e., it will sense
Light value is determined as ambient brightness value；When detecting car light is open state, then need further according to the HUD imaging detected
Photosensitive value adjusted is determined as ring to adjust the photosensitive value by the photosensitive value in region and the size relation of predetermined luminance threshold value
Border brightness value.
Wherein, which is pre-set according to factors such as vehicle parameter, car light intensity of lights.
In one embodiment, when the photosensitive value of HUD imaging region is greater than predetermined luminance threshold value, then it is believed that the lamp of car light
Light HUD display brightness is not influenced or is influenced it is smaller, thus, it is only required to which the photosensitive value is determined as ambient brightness value；
When the photosensitive value of HUD imaging region is less than or equal to predetermined luminance threshold value, then the light of car light can make the display brightness of HUD
At interference, so that the display brightness of HUD reduces, it is therefore desirable to further be carried out to the photosensitive value of the HUD imaging region detected
Compensation, that is, need photosensitive value increasing straggling parameter, and to obtain new photosensitive value, and it is bright that the new photosensitive value is determined as environment
Angle value, and then the display brightness of HUD is promoted, to guarantee that driver can be clearly seen that content shown by HUD.
Wherein, straggling parameter is set according to factors such as vehicle parameter, car light intensity of lights.
Step S13: the display brightness of HUD is controlled according to ambient brightness value.
Specifically, after determining ambient brightness value through the above steps, it can control HUD's according to the ambient brightness value
Display brightness.
Further, in order to control the display brightness of HUD according to ambient brightness value, default ambient brightness is stored in advance
The corresponding relationship of value and default display brightness, so that the ring can be obtained according to the corresponding relationship after determining ambient brightness value
The corresponding typical display brightness of border brightness value and adjustable display brightness range, i.e. maximum display brightness value and minimum display brightness
Value.Certain typical case's display brightness is included within the scope of the adjustable display brightness.When user thinks that typical case's display brightness is uncomfortable
It when conjunction, can be adjusted within the scope of adjustable display brightness, to be adjusted to most suitable display brightness.
Above-mentioned typical case's display brightness is the display brightness that most of user has comfort under current environment brightness value, can
It is defined as the 50% of adjustable display brightness range, certainly, which can also be defined as adjustable display brightness range
Air pressure percentage, be merely illustrative of, be not limited thereto herein.Maximum display brightness value is adjustable display brightness model simultaneously
100% enclosed, i.e., under current environment brightness value, most of user not can be appreciated that the maximum display brightness of non-display content, and
Minimum display brightness value is then the 0% of adjustable display brightness range, i.e., under current environment brightness value, most of user can be seen
The minimum display brightness of the display content arrived.
In one embodiment, when ambient brightness value increases, and user does not manually adjust, HUD is controlled with the first speed
Rate promotes the display brightness of HUD, to guarantee that driver can be clearly seen that content shown by HUD；When ambient brightness value drops
It is low, and when user does not manually adjust, control the second rate of HUD reduces the display brightness of HUD, to avoid the display shadow of HUD
The sight for arriving driver is rung, and then guarantees driving safety.
In one embodiment, when user is when manually adjusting, in order to make user bright in the display for adjusting HUD
During degree, the display brightness for being suitble to oneself will not be missed, and can find accurately and in time and be suitble to the display of oneself bright
Degree obtains the third speed that user is adjusted, and control HUD's according to the third speed during user manually adjusts
The adjusting of display brightness.
Fig. 2 is the control device of the HUD display brightness of one embodiment of the invention, as shown in Fig. 2, the device includes: to obtain
Module 10, adjustment module 20 and control module 30.
Wherein, module 10 is obtained to be configured to obtain the photosensitive value of the HUD imaging region detected；Module 20 is adjusted according to vehicle
Lamp state adjusts photosensitive value, to obtain ambient brightness value；Control module 30 controls the display brightness of HUD according to ambient brightness value.
Specifically, the photosensitive value of the HUD imaging region can be detected by light sensor, obtain module 10 from its acquisition
The photosensitive value of the HUD imaging region detected.
As it is known, HUD generally use light sensor detect the intensity of illumination of HUD imaging region (i.e. HUD at
As the photosensitive value in region).It when intensity of illumination is strong, needs to lighten the display brightness of HUD, to guarantee that driver can be clear
See content shown by HUD, and when dark, influence driver's because the display brightness of HUD is excessively bright in order to prevent
Sight needs to dim the display brightness of HUD.But in dark, such as at night, driver can open car light,
And after opening car light, part light can be overlapped with the display area of HUD, and then the display brightness of HUD is caused to weaken, and cause to drive
The person of sailing is not clearly visible content shown by HUD, and therefore, adjustment module 20 needs to adjust photosensitive value according to car light state,
To obtain ambient brightness value, to guarantee driver when driving at night, it still is able to be clearly seen that content shown by HUD.
In one embodiment, as shown in figure 3, adjustment module 20 includes: the first determining submodule 201 and adjusting submodule
202。
Wherein, first submodule 201 is determined when car light is in off state, determine that photosensitive value is ambient brightness value；Adjustment
Submodule 202 adjusts photosensitive value according to the size relation of photosensitive value and predetermined luminance threshold value when car light is open state, with
Obtain ambient brightness value.
Specifically, whether the state of car light for detecting vehicle first is open state, when detecting that car light is non-opening state
When state, then then controlling HUD display brightness according only to the photosensitive value of the HUD imaging region detected, first determines submodule
Photosensitive value is determined as ambient brightness value by block 201；When detecting car light is open state, then adjusting submodule 202 is according to inspection
The size relation of the photosensitive value of the HUD imaging region measured and predetermined luminance threshold value adjusts the photosensitive value, and will be adjusted
Photosensitive value is determined as ambient brightness value.
Wherein, which is pre-set according to factors such as vehicle parameter, car light intensity of lights.
In one embodiment, as shown in figure 4, adjusting submodule 202 includes: compensating unit 2021 and determination unit 2022.
Wherein, photosensitive value is increased deviation ginseng when photosensitive value is less than or equal to predetermined luminance threshold value by compensating unit 2021
Number, to obtain ambient brightness value；Determination unit 2022 determines that photosensitive value is that environment is bright when photosensitive value is greater than predetermined luminance threshold value
Angle value.
Specifically, when the photosensitive value of HUD imaging region is greater than predetermined luminance threshold value, then it is believed that the light pair of car light
HUD display brightness do not influence or influence it is smaller, accordingly, it is determined that the photosensitive value is determined as ambient brightness value by unit 2022；
When the photosensitive value of HUD imaging region is less than or equal to predetermined luminance threshold value, then the light of car light can make the display brightness of HUD
At interference, so that the display brightness of HUD reduces, it is therefore desirable to which compensating unit 2021 is photosensitive to the HUD imaging region detected
Value compensates, that is, needs photosensitive value increasing straggling parameter, to obtain new photosensitive value, and the new photosensitive value is determined as
Ambient brightness value, and then the display brightness of HUD is promoted, to guarantee that driver can be clearly seen that content shown by HUD.
Wherein, straggling parameter is set according to factors such as vehicle parameter, car light intensity of lights.
After determining ambient brightness value through the above steps, control module 30 can be controlled according to the ambient brightness value
The display brightness of HUD.
In one embodiment, as shown in figure 5, control module 30 includes: the second determining submodule 301 and control submodule
302。
Wherein, second determine that submodule 301 is configured in the corresponding relationship for determining default ambient brightness value and display brightness
Typical case's display brightness corresponding with ambient brightness value and adjustable display brightness range；Control submodule 302 is bright according to typical case's display
Degree and adjustable display brightness scope control display brightness；Wherein, adjustable display brightness range includes typical display brightness.
Specifically, in order to control the display brightness of HUD according to ambient brightness value, default ambient brightness is stored in advance
The corresponding relationship of value and default display brightness, so that after determining ambient brightness value, second determines that submodule 301 can root
The corresponding typical display brightness of the ambient brightness value and adjustable display brightness range are determined according to the corresponding relationship, it can be true
Determine maximum display brightness value and minimum display brightness value.Certain typical case's display brightness is included in the adjustable display brightness range
It is interior.And then control submodule 302 is according to the display brightness of typical display brightness and adjustable display brightness scope control HUD.If with
It when family thinks that typical case's display brightness is not suitable for, can be adjusted within the scope of adjustable display brightness, to be adjusted to most suitable
The display brightness of oneself.
Above-mentioned typical case's display brightness is the display brightness that most of user has comfort under current environment brightness value, can
It is defined as the 50% of adjustable display brightness range, certainly, which can also be defined as adjustable display brightness range
Air pressure percentage, be merely illustrative of, be not limited thereto herein.Maximum display brightness value is adjustable display brightness model simultaneously
100% enclosed, i.e., under current environment brightness value, most of user not can be appreciated that the maximum display brightness of non-display content, and
Minimum display brightness value is then the 0% of adjustable display brightness range, i.e., under current environment brightness value, most of user can be seen
The minimum display brightness of the display content arrived.
In one embodiment, control module 30 further includes adjusting submodule 303, and the adjusting submodule 303 is in ambient brightness
Value increases, and when user does not manually adjust, the display brightness that HUD promotes HUD with first rate is controlled, to guarantee driver
It can be clearly seen that content shown by HUD；It is reduced in ambient brightness value, and when user does not manually adjust, controls HUD
Second rate reduces the display brightness of HUD, the sight of driver is influenced to avoid the display of HUD, and then guarantee driving safety.
In one embodiment, when user is when manually adjusting, in order to make user bright in the display for adjusting HUD
During degree, the display brightness for being suitble to oneself will not be missed, and can find accurately and in time and be suitble to the display of oneself bright
Degree obtains module 10 and obtains the third speed that user is adjusted during user manually adjusts, and the then basis of control module 30
The third speed controls the adjusting of the display brightness of HUD.
It such as above in association with Fig. 2 to Fig. 5 described embodiment, can be realized with software mode, the software module realized
It can be loaded in the controller that vehicle has for controlling HUD；Or, can be directly existing for controlling the controller of HUD
It realizes such as above in association with Fig. 2 to Fig. 5 described embodiment.Alternatively, above in association with Fig. 2 to Fig. 5 described embodiment
It can also be implemented separately in a control device, in this case, which can establish according to actual needs and vehicle
Has the communication connection of the controller for controlling HUD.
It, can also be by hardware realization, such as by suitable as an example, such as above in association with Fig. 2 to Fig. 5 described embodiment
When circuit, control device etc. realized to cooperate.
As an example, such as above in association with Fig. 2 to Fig. 5 described embodiment, the side that can also be combined by software with hardware
Formula is realized.
A specific embodiment of the invention provides a kind of control method of HUD display brightness, and HUD is according to receiving car light shape
The photosensitive value that state and light sensor detect calculates ambient brightness value.
Light sensor judges the brightness of HUD imaging region, increases the judgement of predetermined luminance threshold value, it is main to solve
The certainly problem that light be overlapped may cause HUD brightness of image inadequate with HUD imaging region after opening car light, can effectively judge HUD
The display brightness of imaging region, and then virtual image brightness is compensated by straggling parameter, obtain preferably imaging experience.
According to the ambient brightness value being calculated, the dimming curve model (as shown in Figure 7) that HUD transfers storage determines the ring
Display brightness representative value and adjustable extent value (maximum display brightness value, minimum display brightness value) are controlled under the brightness value of border.
Representative value is the display brightness for being suitble to most of user's comfort under current environment brightness value, is defined as to lighten
Spend the 50% of range；Minimum display brightness value is to make most of user under current environment brightness value it can be seen that display content
Minimum display brightness is defined as the 0% of brightness-adjustable range；Maximum display brightness value is to make big portion under current environment brightness value
The maximum display brightness for dividing user not can be appreciated that non-display content, is defined as the 100% of brightness-adjustable range.Display brightness is most
Small brightness value is uniformly distributed between representative value by 1%-49%, equal to 51%-99% is pressed between maximum brightness value in representative value
Even distribution.
Maximum display brightness value (A) as shown in Figure 7, representative value (B) and most show three curves of small brightness value (C) be by
Obtained by being demarcated in actual travel environment according to vehicle.
Fig. 6 is the flow chart of the control method of the HUD display brightness of another embodiment of the present invention.As shown in fig. 6, the HUD
The control method of display brightness includes:
Step S61: the photosensitive value for the HUD imaging region that fibre optical sensor detects is obtained.
Step S62: judging whether car light is open state, if so, S63 is thened follow the steps, it is no to then follow the steps S64.
Step S63: judging whether photosensitive value is less than or equal to predetermined luminance threshold value, if so, executing S65, otherwise executes
Step S64.
Step S64: photosensitive value is determined as ambient brightness value.
Step S65: it is determined as ambient brightness value after photosensitive value increase straggling parameter is compensated.
Step S66: the dimming curve model of storage is transferred, and representative value and adjustable extent are determined according to ambient brightness value
Value.
Step S67, according to the display brightness of representative value and adjustable extent value control HUD.
In some embodiments, the control method of the HUD display brightness, further includes: adjust the display of HUD in no user
When brightness, HUD controls display brightness by representative value.When ambient brightness value increases, the rate that HUD control promotes display brightness is V
+；It is V- that HUD control, which reduces the rate of display brightness, when ambient brightness value reduces；It is dark to environment bright when driving according to human eye
The adaption demand of variation defines V+ > V-.
When user adjusts backlight, HUD is controlled display brightness by the percentage of the display brightness of adjusting, and display brightness becomes
The rate of change and the rate of change of percentage are synchronous to guarantee that user sees smooth brightness change in real time.
The embodiment of the present invention also provides a kind of controller comprising memory and processor, memory are stored with computer
The step of program, program can be realized the above method when being executed by processor.
The embodiment of the present invention also provides a kind of HUD control system, which is configured to execute above-mentioned any
Method described in one or the control system include that above-mentioned controller or the control system are configured to and above-mentioned control
Device is electrically connected.
The embodiment of the present invention also provides a kind of computer readable storage medium, for storing computer program, program by
The step of one computer or processor realize the above method when executing.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
For the equivalent embodiment of equivalent variations, but anything that does not depart from the technical scheme of the invention content, according to the technical essence of the invention
Any simple modification, equivalent change and modification to the above embodiments, all of which are still within the scope of the technical scheme of the invention.
Claims (10)
1. a kind of control method of HUD display brightness characterized by comprising
Obtain the photosensitive value of the HUD imaging region detected；
The photosensitive value is adjusted according to car light state, to obtain ambient brightness value；
The display brightness of the HUD is controlled according to the ambient brightness value.
2. the control method of HUD display brightness according to claim 1, which is characterized in that described according to the car light shape
State adjusts the photosensitive value, the step of to obtain ambient brightness value, comprising:
When the car light is in off state, determine that the photosensitive value is the ambient brightness value；
When the car light is open state, the sense is adjusted according to the size relation of the photosensitive value and predetermined luminance threshold value
Light value, to obtain the ambient brightness value.
3. the control method of HUD display brightness according to claim 2, which is characterized in that described when the car light is to open
When opening state, the photosensitive value is adjusted according to the size relation of the photosensitive value and predetermined luminance threshold value, to obtain the ring
The step of border brightness value, comprising:
When the photosensitive value is less than or equal to the predetermined luminance threshold value, the photosensitive value is increased into straggling parameter, to obtain
The ambient brightness value；
When the photosensitive value is greater than the predetermined luminance threshold value, determine that the photosensitive value is the ambient brightness value.
4. the control method of HUD display brightness according to claim 1, which is characterized in that described bright according to the environment
Angle value controls the step of display brightness of the HUD, comprising:
Determine that typical display corresponding with the ambient brightness value is bright in the corresponding relationship of default ambient brightness value and display brightness
Degree and adjustable display brightness range；
According to display brightness described in the typical display brightness and adjustable display brightness scope control；
Wherein, the adjustable display brightness range includes the typical display brightness.
5. the control method of HUD display brightness according to claim 4, which is characterized in that further include:
When the ambient brightness value increases, the display brightness is promoted with first rate；
When the ambient brightness value reduces, the display brightness is reduced with the second rate；
Wherein, the first rate is greater than second rate.
6. the control method of HUD display brightness according to any one of claims 1-5, which is characterized in that further include:
When user adjusts the display brightness of the HUD, the third speed that the user adjusts the display brightness is obtained；
The display brightness of the HUD is adjusted according to the third speed.
7. a kind of controller comprising memory and processor, the memory are stored with computer program, and described program is in quilt
The step of processor can be realized method described in any one of claim 1 to 6 claim when executing.
8. a kind of HUD control system, which is characterized in that the control system is configured to execute as appointed in claims 1 to 6
Method described in meaning one or the control system include that controller as claimed in claim 7 or the control system are configured to
It is electrically connected with controller as claimed in claim 7.
9. a kind of control device of HUD display brightness characterized by comprising
Module is obtained, is configured to obtain the photosensitive value of the HUD imaging region detected；
Module is adjusted, is configured to adjust the photosensitive value according to car light state, to obtain ambient brightness value；
Control module is configured to control the display brightness of the HUD according to the ambient brightness value.
10. a kind of computer readable storage medium, for storing computer program, described program is by a computer or processor
The step of method as described in any one of claim 1 to 6 claim is realized when execution.
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