CN110211528A - A kind of system that LED display display brightness is adjusted - Google Patents
A kind of system that LED display display brightness is adjusted Download PDFInfo
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- CN110211528A CN110211528A CN201910413098.6A CN201910413098A CN110211528A CN 110211528 A CN110211528 A CN 110211528A CN 201910413098 A CN201910413098 A CN 201910413098A CN 110211528 A CN110211528 A CN 110211528A
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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
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
- G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
- G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]
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Abstract
The invention discloses the systems that a kind of LED display display brightness is adjusted, including brightness acquisition module, Luminance Analysis module, brightness control module and brightness display module, brightness acquisition module is used to acquire the light intensity data of LED display internal work environment and external operating environment, and the light intensity data of LED display internal work environment and external operating environment is sent to Luminance Analysis module；Luminance Analysis module is analyzed and processed the light intensity data of the collected LED display internal work environment of brightness acquisition module and external operating environment, is resent to brightness control module later；Brightness control module carries out brightness regulation to Luminance Analysis module analysis treated LED display internal work environment and then is input to brightness display module by brightness drive module；Brightness display module shows the LED display internal work environmental light intensity data after adjusting according to the light intensity data of LED display external operating environment on LED display.
Description
Technical field
The present invention relates to field of photoelectric technology, specially a kind of system of LED display display brightness adjusting.
Background technique
LED display generally works outdoors, and daytime or night environment light are different, to required for display screen
Brightness is also different.When daylight environment light intensity, LED display brightness is also required to lighten, and could be adapted to by human eye；Night
It when environment light is weak, needs to reduce the brightness of LED display, will not just feel dazzling.
It is usually that technical staff reaches scene that existing LED display, which adjusts brightness, and the brightness tune of LED display is manually operated
Mechanism is saved, human cost is increased in this way, is inconvenient；To solve the above-mentioned problems, technical staff proposes automatic according to the time
Brightness regulation is set, but display screen cannot be adaptively adjusted in real time according to the variation of environmental light intensity.
Therefore, it is necessary to propose that one kind can carry out its internal work according to the brightness of LED display external operating environment
The adjusting for making ambient brightness, the light real-time change that LED display is issued.
Summary of the invention
The purpose of the present invention is to provide the systems that a kind of LED display display brightness is adjusted, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the invention provides the following technical scheme: a kind of adjusting of LED display display brightness is
System, including brightness acquisition module, Luminance Analysis module, brightness control module and brightness display module, brightness acquisition module, brightness
Analysis module, brightness control module, brightness display module are sequentially connected by circuit lead；
Brightness acquisition module, for acquiring the light intensity data of LED display internal work environment and external operating environment,
And the light intensity data of LED display internal work environment and external operating environment is sent to Luminance Analysis module；
Luminance Analysis module, for the collected LED display internal work environment of brightness acquisition module and outside
The light intensity data of working environment is analyzed and processed, and is resent to brightness control module later；
Brightness control module carries out brightness to Luminance Analysis module analysis treated LED display internal work environment
It adjusts and then brightness display module is input to by brightness drive module；
Brightness display module, for showing the LED after adjusting according to the light intensity data of LED display external operating environment
Display screen internal work environmental light intensity data are shown on LED display；
Brightness acquisition module includes camera and light sensor, and is connected with Luminance Analysis module；
Camera acquires the image of LED display external operating environment；
Light sensor, multiple light sensors are evenly distributed in the surrounding of the LED display, aobvious for acquiring LED
The image of display screen internal work environment；
Luminance Analysis module includes image receiver module, image characteristics extraction module and image processing module；
Image receiver module, receive brightness acquisition module send LED display external operating environment image data and
LED display internal work ambient image data；
Image characteristics extraction module is connect with image receiver module, extracts the picture number of LED display external operating environment
According to effective luminance data in LED display internal work ambient image data, and send image processing module to；
Image processing module, inside the image data and LED display to the LED display external operating environment received
In working environment image data effective luminance data converted, image operation and feature extraction, storage, digital filtering and
Luminance Analysis calculates, and obtains LED display external operating environment luminance signal and LED display internal work ambient brightness respectively
Signal；
Brightness control module includes luminance signal receiving module, luminance signal adjustment module and luminance signal transmission module；
Luminance signal receiving module, for receiving work inside LED display external operating environment luminance signal and display screen
Make ambient light signal；
Luminance signal adjustment module is connect with luminance signal receiving module, according to LED display external operating environment brightness
Signal Regulation LED display internal work ambient light signal obtains LED display internal work ambient brightness adjustment signal；
Luminance signal transmission module includes main transmission module and several points of transmission modules；
Main transmission module, receive LED display internal work ambient brightness adjustment signal, and be grouped be transferred to it is several
Divide transmission module；
Brightness display module includes display image receiving module and display image splicing module；
Display image receiving module is connected with described point of transmission module, transmits for receiving multiple points of transmission modules
The LED display internal work ambient brightness adjustment signal come, and form several LED display internal work environmental light intensities picture
Face, meanwhile, several LED display internal work environmental light intensity picture splicings are formed a system by display image splicing module
One LED display internal work environmental light intensity picture is shown by LED display.
A kind of regulative mode for the system that LED display display brightness is adjusted, including the following steps:
S1, camera and light sensor are acquired respectively in the image and LED display of LED display external operating environment
The image of portion's working environment；
S2, Luminance Analysis module receive the image and LED display internal work environment of LED display external operating environment
Image, and therefrom extract LED display external operating environment image data and LED display internal work ambient image number
The effective luminance data in is later converted the luminance data, image operation and feature extraction, storage, number
Filtering and Luminance Analysis calculate, and obtain LED display external operating environment luminance signal and LED display internal work ring respectively
Border luminance signal；
S3, brightness control module receive LED display external operating environment luminance signal and display screen internal work environment
Luminance signal, and LED display internal work ambient brightness letter is adjusted according to LED display external operating environment luminance signal
Number, LED display internal work ambient brightness adjustment signal is obtained, then be grouped and be transferred to brightness display module；
S4, brightness display module receive the LED display internal work ambient brightness tune that brightness control module is sent
Signal is saved, and forms several LED display internal work environmental light intensity pictures, meanwhile, by work inside several LED displays
It is aobvious by LED display to make environmental light intensity picture splicing one unified LED display internal work environmental light intensity picture of formation
It shows and.
As a preferred technical solution of the present invention, brightness is preset in luminance signal adjustment module referring to table, light
Brightness includes that best brightness mean value, LED display external operating environment brightness value and the LED for being suitble to human eye to check are shown referring to table
Display screen internal work ambient brightness value, wherein best brightness mean value be by LED display external operating environment brightness value and
LED display internal work ambient brightness value is constituted according to brightness calculation company, if best brightness mean value is X, LED display
External operating environment brightness value is the particular value Y that camera is captured in different moments, LED display internal work ambient brightness
Value is exactly for the Z value of synchronous change according to Y variation.
Compared with prior art, the beneficial effects of the present invention are: a kind of LED display display brightness adjusting of the present invention is
System, LED display internal work ambient brightness value can be adjusted in real time according to LED display external operating environment brightness value, is made
It obtains the brightness value that LED display issues and does not affect human eye vision, while human eye is injured almost without stimulation.
Detailed description of the invention
Fig. 1 is overall structure flow chart of the present invention.
Figure label: 1, brightness acquisition module；2, Luminance Analysis module；21, image receiver module；22, characteristics of image mentions
Modulus block；23, image processing module；3, brightness control module；31, luminance signal receiving module；32, luminance signal adjusts mould
Block；33, luminance signal transmission module；4, brightness display module；41, display image receiving module；42, display image splices
Module.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be fixedly connected, may be a detachable connection or one
Connect to body；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be indirect by intermediary
It is connected, can be the connection inside two elements.For the ordinary skill in the art, it can manage as the case may be
Solve the concrete meaning of above-mentioned term in the present invention.
Referring to Fig. 1, the present invention provides a kind of technical solution: a kind of system that LED display display brightness is adjusted, including
Brightness acquisition module 1, Luminance Analysis module 2, brightness control module 3 and brightness display module 4, brightness acquisition module 1, brightness point
Analysis module 2, brightness control module 3, brightness display module 4 are sequentially connected by circuit lead；
Brightness acquisition module 1, for acquiring the light intensity number of LED display internal work environment and external operating environment
According to, and the light intensity data of LED display internal work environment and external operating environment is sent to Luminance Analysis module 2；
Luminance Analysis module 2, for the collected LED display internal work environment of brightness acquisition module 1 and outside
The light intensity data of portion's working environment is analyzed and processed, and is resent to brightness control module 3 later；
Brightness control module 3 carries out the analysis of Luminance Analysis module 2 treated LED display internal work environment bright
Degree adjusts and then is input to brightness display module 4 by brightness drive module；
Brightness display module 4, for will according to the light intensity data of LED display external operating environment adjust after LED
Display screen internal work environmental light intensity data are shown on LED display；
Brightness acquisition module 1 includes camera and light sensor, and is connected with Luminance Analysis module 2；
Camera acquires the image of LED display external operating environment；
Light sensor, multiple light sensors are evenly distributed in the surrounding of the LED display, aobvious for acquiring LED
The image of display screen internal work environment；
Luminance Analysis module 2 includes image receiver module 21, image characteristics extraction module 22 and image processing module 23；
Image receiver module 21 receives the image data for the LED display external operating environment that brightness acquisition module 1 is sent
With LED display internal work ambient image data；
Image characteristics extraction module 22 is connect with image receiver module 21, extracts the figure of LED display external operating environment
As effective luminance data in data and LED display internal work ambient image data, and send image processing module to；
Image processing module 23, in the image data and LED display of the LED display external operating environment received
In portion's working environment image data effective luminance data converted, image operation and feature extraction, storage, digital filtering
And Luminance Analysis calculates, and obtains LED display external operating environment luminance signal respectively and LED display internal work environment is bright
Spend signal；
Brightness control module 3 includes luminance signal receiving module 31, luminance signal adjustment module 32 and luminance signal transmission
Module 33；
Luminance signal receiving module 31, for receiving inside LED display external operating environment luminance signal and display screen
Working environment luminance signal；
Luminance signal adjustment module 32 is connect with luminance signal receiving module 31, according to LED display external operating environment
Luminance signal adjusts LED display internal work ambient light signal, obtains LED display internal work ambient brightness and adjusts letter
Number；
Luminance signal transmission module 33 includes main transmission module and several points of transmission modules；
Main transmission module, receive LED display internal work ambient brightness adjustment signal, and be grouped be transferred to it is several
Divide transmission module；
Brightness display module 4 includes display image receiving module 41 and display image splicing module 42；
Display image receiving module 41 is connected with described point of transmission module, for receiving multiple points of transmission module transmission
The LED display internal work ambient brightness adjustment signal to come over, and form several LED display internal work environmental light intensities
Picture, meanwhile, several LED display internal work environmental light intensity picture splicings are formed one by display image splicing module 42
A unified LED display internal work environmental light intensity picture is shown by LED display.
A kind of regulative mode for the system that LED display display brightness is adjusted, including the following steps:
S1, camera and light sensor are acquired respectively in the image and LED display of LED display external operating environment
The image of portion's working environment；
S2, Luminance Analysis module 2 receive the image and LED display internal work ring of LED display external operating environment
The image in border, and therefrom extract the image data and LED display internal work ambient image of LED display external operating environment
Effective luminance data in data is later converted the luminance data, image operation and feature extraction, storage, number
Word filtering and Luminance Analysis calculate, and obtain LED display external operating environment luminance signal and LED display internal work respectively
Ambient light signal；
S3, brightness control module 3 receive LED display external operating environment luminance signal and display screen internal work environment
Luminance signal, and LED display internal work ambient brightness letter is adjusted according to LED display external operating environment luminance signal
Number, LED display internal work ambient brightness adjustment signal is obtained, then be grouped and be transferred to brightness display module 4；
S4, brightness display module 4 receive the LED display internal work ambient brightness that brightness control module 3 is sent
Adjustment signal, and several LED display internal work environmental light intensity pictures are formed, meanwhile, inside several LED displays
Working environment light intensity picture splicing forms a unified LED display internal work environmental light intensity picture and passes through LED display
It shows.
Brightness is preset in luminance signal adjustment module 32 referring to table, brightness includes that human eye is suitble to check referring to table
Best brightness mean value, LED display external operating environment brightness value and LED display internal work ambient brightness value, wherein
Best brightness mean value be by LED display external operating environment brightness value and LED display internal work ambient brightness value by
Degree of illuminating Computer Corp. is constituted, if best brightness mean value is X, LED display external operating environment brightness value is that camera exists
The particular value Y that different moments capture, LED display internal work ambient brightness value be exactly be according to Y variation and synchronous change
Z value.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (3)
1. the system that a kind of LED display display brightness is adjusted, which is characterized in that including brightness acquisition module (1), Luminance Analysis
Module (2), brightness control module (3) and brightness display module (4), brightness acquisition module (1), Luminance Analysis module (2), brightness
Control module (3), brightness display module (4) are sequentially connected by circuit lead；
Brightness acquisition module (1), for acquiring the light intensity data of LED display internal work environment and external operating environment,
And the light intensity data of LED display internal work environment and external operating environment is sent to Luminance Analysis module (2)；
Luminance Analysis module (2), for the collected LED display internal work environment of brightness acquisition module (1) and outside
The light intensity data of portion's working environment is analyzed and processed, and is resent to brightness control module (3) later；
Brightness control module (3) carries out Luminance Analysis module (2) analysis treated LED display internal work environment bright
Degree adjusts and then is input to brightness display module (4) by brightness drive module；
Brightness display module (4), for showing the LED after adjusting according to the light intensity data of LED display external operating environment
Display screen internal work environmental light intensity data are shown on LED display；
Brightness acquisition module (1) includes camera and light sensor, and is connected with Luminance Analysis module (2)；
Camera acquires the image of LED display external operating environment；
Light sensor, multiple light sensors are evenly distributed in the surrounding of the LED display, for acquiring LED display
The image of internal work environment；
Luminance Analysis module (2) includes image receiver module (21), image characteristics extraction module (22) and image processing module
(23)；
Image receiver module (21) receives the image data for the LED display external operating environment that brightness acquisition module (1) is sent
With LED display internal work ambient image data；
Image characteristics extraction module (22) is connect with image receiver module (21), extracts the figure of LED display external operating environment
As effective luminance data in data and LED display internal work ambient image data, and send image processing module to；
Image processing module (23), inside the image data and LED display to the LED display external operating environment received
In working environment image data effective luminance data converted, image operation and feature extraction, storage, digital filtering and
Luminance Analysis calculates, and obtains LED display external operating environment luminance signal and LED display internal work ambient brightness respectively
Signal；
Brightness control module (3) includes that luminance signal receiving module (31), luminance signal adjustment module (32) and luminance signal pass
Defeated module (33)；
Luminance signal receiving module (31), for receiving work inside LED display external operating environment luminance signal and display screen
Make ambient light signal；
Luminance signal adjustment module (32) is connect with luminance signal receiving module (31), according to LED display external operating environment
Luminance signal adjusts LED display internal work ambient light signal, obtains LED display internal work ambient brightness and adjusts letter
Number；
Luminance signal transmission module (33) includes main transmission module and several points of transmission modules；
Main transmission module receives LED display internal work ambient brightness adjustment signal, and is grouped and is transferred to several points of biographies
Defeated module；
Brightness display module (4) includes display image receiving module (41) and display image splicing module (42)；
Display image receiving module (41) is connected with described point of transmission module, transmits for receiving multiple points of transmission modules
The LED display internal work ambient brightness adjustment signal come, and form several LED display internal work environmental light intensities picture
Face, meanwhile, several LED display internal work environmental light intensity picture splicings are formed one by display image splicing module (42)
A unified LED display internal work environmental light intensity picture is shown by LED display.
2. the regulative mode for the system that a kind of LED display display brightness according to claim 1 is adjusted, feature exist
In, including the following steps:
S1, camera and light sensor acquire work inside the image and LED display of LED display external operating environment respectively
Make the image of environment；
S2, Luminance Analysis module (2) receive the image and LED display internal work environment of LED display external operating environment
Image, and therefrom extract LED display external operating environment image data and LED display internal work ambient image number
The effective luminance data in is later converted the luminance data, image operation and feature extraction, storage, number
Filtering and Luminance Analysis calculate, and obtain LED display external operating environment luminance signal and LED display internal work ring respectively
Border luminance signal；
S3, brightness control module (3) receive LED display external operating environment luminance signal and display screen internal work environment is bright
Signal is spent, and LED display internal work ambient light signal is adjusted according to LED display external operating environment luminance signal,
LED display internal work ambient brightness adjustment signal is obtained, then is grouped and is transferred to brightness display module (4)；
S4, brightness display module (4) receive the LED display internal work ambient brightness that brightness control module (3) are sent
Adjustment signal, and several LED display internal work environmental light intensity pictures are formed, meanwhile, inside several LED displays
Working environment light intensity picture splicing forms a unified LED display internal work environmental light intensity picture and passes through LED display
It shows.
3. the system that a kind of LED display display brightness according to claim 1 is adjusted, which is characterized in that luminance signal
Brightness is preset in adjustment module (32) referring to table, brightness includes that the best brightness checked of suitable human eye is equal referring to table
Value, LED display external operating environment brightness value and LED display internal work ambient brightness value, wherein best brightness is equal
Value is by LED display external operating environment brightness value and LED display internal work ambient brightness value according to brightness calculation public affairs
Department is constituted, if best brightness mean value is X, LED display external operating environment brightness value is that camera is captured in different moments
The particular value Y arrived, LED display internal work ambient brightness value are exactly for the Z value of synchronous change according to Y variation.
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| CN201910413098.6A CN110211528A (en) | 2019-05-17 | 2019-05-17 | A kind of system that LED display display brightness is adjusted |
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Application publication date: 20190906 |