CN105376542B - A kind of white balance adjustment method and system of module TV - Google Patents
A kind of white balance adjustment method and system of module TV Download PDFInfo
- Publication number
- CN105376542B CN105376542B CN201510776185.XA CN201510776185A CN105376542B CN 105376542 B CN105376542 B CN 105376542B CN 201510776185 A CN201510776185 A CN 201510776185A CN 105376542 B CN105376542 B CN 105376542B
- Authority
- CN
- China
- Prior art keywords
- white balance
- module
- colour temperature
- balance data
- display screen
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Abstract
The invention discloses a kind of white balance adjustment methods and system of module TV, by loading white balance data from the white balance data memory block at module tv display screen end；The information source input at the smart card end of module TV is switched to HDMI, and accesses signal specific picture；Detection display screen end shows whether the corresponding colour temperature of the signal specific picture, the colour temperature of judgment module TV are consistent with image quality model machine；If inconsistent, the white balance data of adjustment module TV, and continue to judge whether colour temperature consistent；If consistent, there is no corresponding white balance data when deviation to preserve to white balance data memory block the colour temperature of module TV and image quality model machine；To eliminate the discreteness of display screen colour temperature, and it is adapted to different smart cards, is uniformly processed and stores white balance data, bring and greatly facilitate.
Description
Technical field
The present invention relates to the white balance adjustment method of module TV technology more particularly to a kind of module TV and
System.
Background technology
Module TV includes smart card end and display screen end two parts, and is flexible connection between two parts.Smart card end
It is intelligent SOC（System on Chip, system level chip）, intelligent operating system is run, is realized at the multi-media signal of TV
Reason, DTV/ATV, various applications and integration of user interaction functionality, management input/output signal interface, and input signal image is carried out
Image quality pre-processing；Display screen end is responsible for data exposition, including menu, image are shown and the work(such as image quality post-processing
Energy.Smart card end and display screen end are connect by slot with being adapted to, with HDMI（High Definition Multimedia
Interface, high-definition multimedia interface）The YUV of format（4：2：0,16 ~ 255）Signal, which exports, gives display screen end.
In the image quality processing of picture signal, when in order to make image show, the reduction such as scene, personage in picture are accurate,
Color is true to nature, and image quality is high, and the wherein selection of standard white, the correction of colour temperature and the adjustment of white balance is the ideal picture of reduction
Key.Colour temperature is one performance indicator of display, mainly with display backlight fluorescent tube, optical filter by material, processing procedure, technique etc.
Influence it is directly related, so the practical colour temperature of display screen has certain discreteness, therefore smart card end is without specific
White balance processing, it is only necessary to it transmits colour temperature state model and gives display screen end, and need not handle and store white balance data, this
It is realized and is handled by display screen end a bit.
The colour temperature at existing display screen end has discreteness, cannot be adapted to different smart card ends, can not be uniformly processed
With storage white balance data；Measuring speed and debugging speed are slow, and module TV entirety image quality is poor.
Therefore, the existing technology needs to be improved and developed.
Invention content
The technical problem to be solved in the present invention is, provides a kind of white balance adjustment method and system of module TV, purport
It cannot be adapted to different smart card ends solving the problem of that existing module TV colour temperature discreteness is high.
The technical proposal for solving the technical problem of the invention is as follows：
A kind of white balance adjustment method of module TV, wherein including：
A, white balance data is loaded from the white balance data memory block at module tv display screen end；
B, the input of the information source at the smart card end of module TV is switched to HDMI, and accesses signal specific picture；
C, detection display screen end shows the corresponding colour temperature of the signal specific picture, the colour temperature of judgment module TV whether with
Image quality model machine is consistent；If inconsistent, D is thened follow the steps；If consistent, E is thened follow the steps；
D, the white balance data of adjustment module TV, and return to step C；
E, corresponding white balance data when deviation is not had to preserve to white balance number the colour temperature of module TV and image quality model machine
According to memory block.
The white balance adjustment method of the module TV, wherein before the step A, further include：
A11, when module TV electrifying startup, determine whether to first power on startup, if first power on start,
White balance initial data is then loaded, and initializes white balance data storage region, and executes step A12；If not on first time
It electrically activates, then directly executes step A12；
A12, setting white balance debugging precondition and execution initialization preparation, the information source input at smart card end is cut
It is changed to HDMI, to access specific signal picture；Colour temperature is set to mode standard；Image model is set as bright；Close dynamic
Backlight control simultaneously sets backlight value to maximum value.
The white balance adjustment method of the module TV, wherein the step A is specifically included：
A21, white balance data is loaded from the white balance data memory block at display screen end, and is shown in smart card factory menu
White balance submenu on；The white balance data includes the standard, the R/G/B proportionings of cold, warm Three models, yield value of colour temperature
And deviant；
Or
A22, pre-set chromaticity coordinates, yield value and deviant are imported；
Or
A23, loaded and displayed screen end white balance data memory block white balance data, and be shown in display screen end factory dish
On single white balance submenu；The white balance data includes the standard, the R/G/B proportionings of cold, warm Three models, gain of colour temperature
Value and deviant.
The white balance adjustment method of the module TV, wherein the step B is specifically included：
B1, the information source input at the smart card end of module TV is switched to HDMI, and accesses signal specific picture；
B2, signal specific picture is set to the white field from 10% to 100% successively, the grayscale from 8 to 128, and detect each
Whether a gray scale variation is uniform, well arranged；Whether grey field, grayscale colour temperature are similar, if exist and jump rank colour cast.
The white balance adjustment method of the module TV, wherein the step C is specifically included：
C1, detection display screen end show the corresponding colour temperature of the signal specific picture, calculate the color under current color temperature state
Coordinate value, and compared with original chromaticity coordinates value, judge whether current color coordinate value and the relative deviation of original chromaticity coordinates value are being marked
In quasi- fluctuation range, if it has, then whether the colour temperature of module TV is consistent with image quality model machine；If it has not, the then color of module TV
Whether temperature is inconsistent with image quality model machine.
A kind of white balance adjustment system of module TV, wherein including：
White balance load-on module, for loading white balance number from the white balance data memory block at module tv display screen end
According to；
Signal access module for the information source input at the smart card end of module TV to be switched to HDMI, and accesses specific
Signal picture；
Colour temperature judgment module shows the corresponding colour temperature of the signal specific picture, judgment module for detecting display screen end
Whether the colour temperature of TV is consistent with image quality model machine；If inconsistent, white balance adjusting module is triggered；If consistent, preservation is triggered
Module；
White balance adjusting module, is used for the white balance data of adjustment module TV, and triggers colour temperature judgment module；
Preserving module, for not having corresponding white balance data when deviation to preserve the colour temperature of module TV and image quality model machine
To white balance data memory block.
The white balance adjustment system of the module TV, wherein further include：
Electrifying startup module determines whether to first power on startup for when module TV electrifying startup, if the
Electrifying startup, then load white balance initial data, and initializes white balance data storage region, and mould is arranged in trigger parameter
Block；If not first powering on startup, then direct trigger parameter setup module；
Parameter setting module, for white balance debugging precondition to be arranged and executes initialization preparation, by smart card
The information source input at end is switched to HDMI, to access specific signal picture；Colour temperature is set to mode standard；It sets image model to
It is bright；Dynamic backlight is closed to control and set backlight value to maximum value.
The white balance adjustment system of the module TV, wherein the white balance load-on module includes：
Card end loading unit for loading white balance data from the white balance data memory block at display screen end, and is shown in
On the white balance submenu of smart card factory menu；The white balance data includes the standard of colour temperature, R/ that is cold, warming up Three models
G/B proportionings, yield value and deviant；
Automatic loading unit, for importing pre-set chromaticity coordinates, yield value and deviant；
Shield end loading unit, the white balance data of the white balance data memory block for loaded and displayed screen end, and be shown in
On the white balance submenu of display screen end factory menu；The white balance data includes the standard of colour temperature, cold, warm Three models
R/G/B proportionings, yield value and deviant.
The white balance adjustment system of the module TV, wherein the signal access module includes：
Signal access unit for the information source input at the smart card end of module TV to be switched to HDMI, and accesses specific
Signal picture；
Signal conditioning unit, for setting signal specific picture to the white field from 10% to 100% successively, from 8 to 128
Grayscale, whether and it is uniform, well arranged to detect each gray scale variation；Whether grey field, grayscale colour temperature are similar, if there are jump ranks
Colour cast.
The white balance adjustment system of the module TV, wherein the colour temperature judgment module includes：
Colour code value judging unit shows that the corresponding colour temperature of the signal specific picture, calculating are worked as detecting display screen end
Chromaticity coordinates value under preceding colour temperature state, and compared with original chromaticity coordinates value, judge current color coordinate value and original chromaticity coordinates value
Whether relative deviation is in standard fluctuation range, if it has, then whether the colour temperature of module TV is consistent with image quality model machine；If
No, then whether the colour temperature of module TV is inconsistent with image quality model machine.
The white balance adjustment method and system of a kind of module TV provided by the present invention, efficiently solve existing module
TV colour temperature discreteness is high, the problem of cannot being adapted to different smart card ends, passes through the white balance from module tv display screen end
Data storage area loads white balance data；The information source input at the smart card end of module TV is switched to HDMI, and is accessed specific
Signal picture；Detection display screen end shows the corresponding colour temperature of the signal specific picture, the colour temperature of judgment module TV whether with
Image quality model machine is consistent；If inconsistent, the white balance data of adjustment module TV, and continue to judge whether colour temperature consistent；If one
It causes, then there is no corresponding white balance data when deviation to preserve to white balance data storage the colour temperature of module TV and image quality model machine
Area；To eliminate the discreteness of display screen colour temperature, and it is adapted to different smart cards, is uniformly processed and stores white balance data,
It brings and greatly facilitates.
Description of the drawings
Fig. 1 is the flow chart of the white balance adjustment method preferred embodiment of module TV provided by the invention.
Fig. 2 is the structure diagram of the white balance adjustment system preferred embodiment of module TV provided by the invention.
Specific implementation mode
The present invention provides a kind of white balance adjustment method and system of module TV, to make the purpose of the present invention, technical side
Case and advantage are clearer, clear, and the present invention is described in more detail for the embodiment that develops simultaneously referring to the drawings.It should be appreciated that
The specific embodiments described herein are merely illustrative of the present invention, is not intended to limit the present invention.
Referring to Fig. 1, Fig. 1 is the flow of the white balance adjustment method preferred embodiment of module TV provided by the invention
Figure, as shown, the described method comprises the following steps：
Step S100, white balance data is loaded from the white balance data memory block at module tv display screen end；
Step S200, the input of the information source at the smart card end of module TV is switched to HDMI, and accesses signal specific picture；
Step S300, detection display screen end shows the corresponding colour temperature of the signal specific picture, the color of judgment module TV
Whether temperature is consistent with image quality model machine；If inconsistent, S400 is thened follow the steps；If consistent, S500 is thened follow the steps；
Step S400, the white balance data of adjustment module TV, and return to step S300；
Step S500, corresponding white balance data when deviation is not had to preserve to white the colour temperature of module TV and image quality model machine
Equilibrium criterion memory block.
Above-mentioned steps are described in detail with reference to specific embodiment.
In the step s 100, white balance data is loaded from the white balance data memory block at module tv display screen end.Specifically
For, in order to enable display screen end to be adapted to different smart cards, make different smart card output signals can be in the aobvious of display screen
Show that picture has identical effect and quality, the fidelity of display reproduction color, display screen end to need to carry out standard school to white balance
Just, and to white balance data it is uniformly processed and is stored.Storage region at display screen end marks off one piece of white balance number
According to memory block, for storing white balance data.In this way, when display screen end loads white balance data every time, it is only necessary to white flat from this
Weigh data storage area reading white balance data, greatly facilitates to bring.Specifically, the white balance data packet
Include the standard of colour temperature, R/G/B proportionings, yield value and the deviant of cold, warm Three models.
Preferably, before the step S100, further include：S111, when module TV electrifying startup, determine whether
Startup is first powered on, starts if first powering on, then loads white balance initial data, and initializes white balance data storage
Region, and execute step S112；If not first powering on startup, then step S112 is directly executed；
S112, setting white balance debugging precondition and execution initialization preparation, the information source at smart card end is inputted
It is switched to HDMI, to access specific signal picture；Colour temperature is set to mode standard；Image model is set as bright；It closes dynamic
State backlight control simultaneously sets backlight value to maximum value.
Preferably, there are three types of modes for the step S100 load white balance datas.The first：White balance from display screen end
Data storage area loads white balance data, and is shown on the white balance submenu of smart card factory menu；The white balance number
According to R/G/B proportionings, yield value and the deviant of standard, cold, warm Three models including colour temperature.Second：Importing is pre-set
Chromaticity coordinates, yield value and deviant, that is, image quality factory teacher provide chromaticity coordinates, yield value and deviant.The third：Add
The white balance data of the white balance data memory block at display screen end is carried, and is shown in the sub- dish of white balance of display screen end factory menu
Dan Shang；The white balance data includes the standard of colour temperature, R/G/B proportionings, yield value and the deviant of cold, warm Three models.
Specifically, it when adjusting white balance data by smart card end factory menu, needs from display screen end white balance number
" standard " of colour temperature, the R/G/B Offset of " cold ", " warm " Three models are loaded according to memory block（Offset）、Gain（Gain）It is white
Equilibrium criterion, and be shown on the white balance submenu of smart card factory menu, so that can be adjusted by smart card end white
Equilibrium criterion.And when automatic by factory commissioning device adjust automatically white balance data, it needs to import what image quality factory teacher provided
Chromaticity coordinates and Gain, Offset value.And when adjusting white balance data by display screen end, need the white balance at loaded and displayed screen end
The data of data storage area, and be shown on the white balance submenu of display screen end factory menu, so that display can be passed through
Shield end and adjusts white balance data.
In step s 200, the input of the information source at the smart card end of module TV is switched to HDMI, and accesses signal specific
Picture.Specifically, information source input in smart card end is exactly switched to HDMI, accesses specific signal picture.
Preferably, the step S200 is specifically included：S210, the information source input at the smart card end of module TV is switched to
HDMI, and access signal specific picture；S220, set signal specific picture to the white field from 10% to 100% successively, from 8 to
128 grayscale, and whether detect each gray scale variation uniform, well arranged；Whether grey field, grayscale colour temperature are similar, if exist
Jump rank colour cast.
In practical application, the signal of signal generator output picture is set to 10% ~ 100% white field successively, 8 ~
128 grayscale, and whether observe each gray scale variation uniform, well arranged；Grey field, grayscale colour temperature are similar, no jump rank colour cast；And
Confirm whether debugging model machine colour temperature is consistent with image quality model machine.Image quality model machine is the standard color temperature module TV for being compared.
In step S300, detection display screen end shows the corresponding colour temperature of the signal specific picture, judgment module TV
Colour temperature it is whether consistent with image quality model machine；If inconsistent, S400 is thened follow the steps；If consistent, S500 is thened follow the steps.It is specific next
It says, detection display screen end shows the corresponding colour temperature of the signal specific picture, calculates the chromaticity coordinates value under current color temperature state, and
Compared with original chromaticity coordinates value, judge the relative deviation of current color coordinate value and original chromaticity coordinates value whether in standard fluctuation range
It is interior, if it has, then whether the colour temperature of module TV is consistent with image quality model machine；If it has not, then the colour temperature of module TV whether with picture
Matter model machine is inconsistent.
In practical application, if debugging machine colour temperature and image quality model machine have deviation, R, G, B are finely tuned by factory menu
Gain, Offset value.When being adjusted by automatic debugging acid, the color temperature value of display screen can be detected with colour temperature meter, and is calculated and worked as
Chromaticity coordinates value under preceding colour temperature state, compared with original chromaticity coordinates value, it is ensured that no deviation or relative deviation are fluctuated in standard
In range, such as 80%, 100% white field measurement chromaticity coordinates（X1, y1）、（X2, y2）, wherein | x1-x2 |<0.015 or | y1-y2 |<
0.015。
In step S400, the white balance data of adjustment module TV, and return to step S300.Specifically, if currently
The relative deviation of chromaticity coordinates value and original chromaticity coordinates value then needs the white balance of adjustment module TV not in standard fluctuation range
Data, that is, the proportioning of adjusting R, G, B and yield value and deviant.Corresponding with step S100, there are three types of modes to adjust white put down
Weigh data.The debugging operations mode of white balance can be smart card end, display screen end or by the automatic debugging acid tune of white balance
Whole, either any adjustment mode can be unified to store and process white balance data.Preferably, if being calculated
Chromaticity coordinates and initial value deviation it is larger, then need to feed back to image quality engineer, confirm the validity of data.
In step S500, there is no corresponding white balance data when deviation to preserve the colour temperature of module TV and image quality model machine
To white balance data memory block.Specifically, if detection colour temperature does not have deviation, data is preserved to white balance data and are stored
Area.
With specific Application Example, that the present invention is described in detail is as follows below.
For module TV, the system of blank level adjustment, including smart card end, display screen end, for detecting colour temperature
The signal generator of colour temperature meter and the debugging signal and picture that be connected with smart card by HDMI wire, generated.When system electrification, if
Startup is first powered on, then loads white balance initial data（R/G/B Offset and Gain default values generally are 128, by drawing
Matter is researched and developed engineer and is provided）, and the storage region of white balance data is initialized, when hereafter system electrification starts, load this region
Data.Then system access signal specific picture can be passed through smart card end or display screen by setting white balance debugging precondition
The automatic commissioning device adjust automatically of white balance can also be used in the factory menu manual setting at end.It, will after adjusting white balance data
The new white balance data of adjustment covers old white balance data, and stores and arrive white balance data memory block.In general, adjustment is white
Balance really adjusts proportioning, yield value and the deviant of R/G/B, and the practical colour temperature of display screen is allowed to tend to target（Image quality model machine
Colour temperature）.
The white balance adjustment method of module TV provided by the invention eliminates the discrete of colour temperature between display screen individual
Property.Display screen after blank level adjustment can have identical picture effect and quality when being adapted to different smart cards, make
The reduction of module television picture quality is accurate, improves user's visual effect.And using dedicated white balance adjust automatically tool and
Method, adjustment realize automation, enable efficiently to complete adjustment task when plant produced, improve production efficiency, reduce production cost,
The profit for promoting product, brings and greatly facilitates.
Based on the white balance adjustment method of above-mentioned module TV, the embodiment of the present invention additionally provides a kind of the white of module TV
Balance regulation system, as shown in Fig. 2, including：
White balance load-on module 10, for loading white balance number from the white balance data memory block at module tv display screen end
According to；Specifically as described in step S100；
Signal access module 20 for the information source input at the smart card end of module TV to be switched to HDMI, and accesses spy
Determine signal picture；Specifically as described in step S200；
Colour temperature judgment module 30 shows the corresponding colour temperature of the signal specific picture for detecting display screen end, judges mould
Whether the colour temperature of block TV is consistent with image quality model machine；If inconsistent, white balance adjusting module 40 is triggered；If consistent, trigger
Preserving module 50；Specifically as described in step S300；
White balance adjusting module 40, is used for the white balance data of adjustment module TV, and triggers colour temperature judgment module 30；Tool
Body is as described in step S400；
Preserving module 50, for not having corresponding white balance data when deviation to protect the colour temperature of module TV and image quality model machine
It deposits to white balance data memory block；Specifically as described in step S500.
Further, the white balance adjustment system of the module TV further includes：
Electrifying startup module determines whether to first power on startup for when module TV electrifying startup, if the
Electrifying startup, then load white balance initial data, and initializes white balance data storage region, and mould is arranged in trigger parameter
Block；If not first powering on startup, then direct trigger parameter setup module；
Parameter setting module, for white balance debugging precondition to be arranged and executes initialization preparation, by smart card
The information source input at end is switched to HDMI, to access specific signal picture；Colour temperature is set to mode standard；It sets image model to
It is bright；Dynamic backlight is closed to control and set backlight value to maximum value.
Further, the white balance load-on module 10 includes：
Card end loading unit for loading white balance data from the white balance data memory block at display screen end, and is shown in
On the white balance submenu of smart card factory menu；The white balance data includes the standard of colour temperature, R/ that is cold, warming up Three models
G/B proportionings, yield value and deviant；
Automatic loading unit, for importing pre-set chromaticity coordinates, yield value and deviant；
Shield end loading unit, the white balance data of the white balance data memory block for loaded and displayed screen end, and be shown in
On the white balance submenu of display screen end factory menu；The white balance data includes the standard of colour temperature, cold, warm Three models
R/G/B proportionings, yield value and deviant.
Further, the signal access module 20 includes：
Signal access unit for the information source input at the smart card end of module TV to be switched to HDMI, and accesses specific
Signal picture；
Signal conditioning unit, for setting signal specific picture to the white field from 10% to 100% successively, from 8 to 128
Grayscale, whether and it is uniform, well arranged to detect each gray scale variation；Whether grey field, grayscale colour temperature are similar, if there are jump ranks
Colour cast.
Further, the colour temperature judgment module includes：
Colour code value judging unit shows that the corresponding colour temperature of the signal specific picture, calculating are worked as detecting display screen end
Chromaticity coordinates value under preceding colour temperature state, and compared with original chromaticity coordinates value, judge current color coordinate value and original chromaticity coordinates value
Whether relative deviation is in standard fluctuation range, if it has, then whether the colour temperature of module TV is consistent with image quality model machine；If
No, then whether the colour temperature of module TV is inconsistent with image quality model machine.
In conclusion the white balance adjustment method and system of a kind of module TV provided by the invention, by electric from module
White balance data memory block depending on display screen end loads white balance data；The information source at the smart card end of module TV is inputted into switching
For HDMI, and access signal specific picture；Detection display screen end shows the corresponding colour temperature of the signal specific picture, judgment module
Whether the colour temperature of TV is consistent with image quality model machine；If inconsistent, the white balance data of adjustment module TV, and continue to judge color
Whether temperature is consistent；If consistent, there is no corresponding white balance data when deviation to preserve the colour temperature of module TV and image quality model machine
To white balance data memory block；To eliminate the discreteness of display screen colour temperature and be adapted to different smart cards, and at unification
Reason and storage white balance data；Can be simultaneously reached and measure faster and debugging speed, improve tester to test assignment and
As a result treatment effeciency preferably monitors display image quality, effective hoisting module TV entirety image quality, to meet people
Increasing quality requirements, bring to user and greatly facilitate.
It should be understood that the application of the present invention is not limited to the above for those of ordinary skills can
With improvement or transformation based on the above description, all these modifications and variations should all belong to the guarantor of appended claims of the present invention
Protect range.
Claims (8)
1. a kind of white balance adjustment method of module TV, which is characterized in that including：
A, white balance data is loaded from the white balance data memory block at module tv display screen end；
B, the input of the information source at the smart card end of module TV is switched to HDMI, and accesses signal specific picture；
C, detection display screen end shows the corresponding colour temperature of the signal specific picture, the colour temperature of judgment module TV whether with image quality
Model machine is consistent；If inconsistent, D is thened follow the steps；If consistent, E is thened follow the steps；
D, the white balance data of adjustment module TV, and return to step C；
E, there is no when deviation corresponding white balance data preserve to white balance data the colour temperature of module TV and image quality model machine to deposit
Storage area；
The step A is specifically included：
A21, white balance data is loaded from the white balance data memory block at display screen end, and is shown in the white of smart card factory menu
It balances on submenu；The white balance data includes the standard of colour temperature, the R/G/B proportionings of cold, warm Three models, yield value and partially
Shifting value；
Or A22, the pre-set chromaticity coordinates of importing, yield value and deviant；
Or A23, loaded and displayed screen end white balance data memory block white balance data, and be shown in display screen end factory menu
White balance submenu on；The white balance data includes the standard, the R/G/B proportionings of cold, warm Three models, yield value of colour temperature
And deviant.
2. the white balance adjustment method of module TV according to claim 1, which is characterized in that before the step A,
Further include：
A11, when module TV electrifying startup, determine whether to first power on startup, if first power on start, then plus
White balance initial data is carried, and initializes white balance data storage region, and executes step A12；It is opened if not first powering on
It is dynamic, then directly execute step A12；
A12, setting white balance debugging precondition and execution initialization preparation, the information source input at smart card end is switched to
HDMI, to access specific signal picture；Colour temperature is set to mode standard；Image model is set as bright；Close dynamic backlight
It controls and sets backlight value to maximum value.
3. the white balance adjustment method of module TV according to claim 1, which is characterized in that the step B is specifically wrapped
It includes：
B1, the information source input at the smart card end of module TV is switched to HDMI, and accesses signal specific picture；
B2, it sets signal specific picture to the white field from 10% to 100%, the grayscale from 8 to 128 successively, and detects each ash
Whether rank variation is uniform, well arranged；Whether grey field, grayscale colour temperature are similar, if exist and jump rank colour cast.
4. the white balance adjustment method of module TV according to claim 1, which is characterized in that the step C is specifically wrapped
It includes：
C1, detection display screen end show the corresponding colour temperature of the signal specific picture, calculate the chromaticity coordinates under current color temperature state
Whether value judges the relative deviation of current color coordinate value and original chromaticity coordinates value in standard wave and compared with original chromaticity coordinates value
In dynamic range, if it has, then whether the colour temperature of module TV is consistent with image quality model machine；If it has not, then the colour temperature of module TV is
It is no inconsistent with image quality model machine.
5. a kind of white balance adjustment system of module TV, which is characterized in that including：
White balance load-on module, for loading white balance data from the white balance data memory block at module tv display screen end；
Signal access module for the information source input at the smart card end of module TV to be switched to HDMI, and accesses signal specific
Picture；
Colour temperature judgment module shows the corresponding colour temperature of the signal specific picture, judgment module TV for detecting display screen end
Colour temperature it is whether consistent with image quality model machine；If inconsistent, white balance adjusting module is triggered；If consistent, preserving module is triggered；
White balance adjusting module, is used for the white balance data of adjustment module TV, and triggers colour temperature judgment module；
Preserving module, for not having corresponding white balance data when deviation to preserve to white the colour temperature of module TV and image quality model machine
Equilibrium criterion memory block；
The white balance load-on module includes：
Card end loading unit for loading white balance data from the white balance data memory block at display screen end, and is shown in intelligence
On the white balance submenu of card factory menu；The white balance data includes the standard of colour temperature, R/G/B that is cold, warming up Three models
Proportioning, yield value and deviant；
Automatic loading unit, for importing pre-set chromaticity coordinates, yield value and deviant；
Shield end loading unit, the white balance data of the white balance data memory block for loaded and displayed screen end, and it is shown in display
On the white balance submenu for shielding end factory menu；The white balance data includes the standard of colour temperature, R/G/ that is cold, warming up Three models
B proportionings, yield value and deviant.
6. the white balance adjustment system of module TV according to claim 5, which is characterized in that further include：
Electrifying startup module, for when module TV electrifying startup, determining whether to first power on startup, if for the first time
Electrifying startup then loads white balance initial data, and initializes white balance data storage region, and trigger parameter setup module；
If not first powering on startup, then direct trigger parameter setup module；
Parameter setting module, for white balance debugging precondition to be arranged and executes initialization preparation, by smart card end
Information source input is switched to HDMI, to access specific signal picture；Colour temperature is set to mode standard；Image model is set as bright
It is bright；Dynamic backlight is closed to control and set backlight value to maximum value.
7. the white balance adjustment system of module TV according to claim 5, which is characterized in that the signal access module
Including：
Signal access unit for the information source input at the smart card end of module TV to be switched to HDMI, and accesses signal specific
Picture；
Signal conditioning unit, for setting signal specific picture to the white field from 10% to 100%, the ash from 8 to 128 successively
Rank, and whether detect each gray scale variation uniform, well arranged；Whether grey field, grayscale colour temperature are similar, if it is inclined to there is jump rank
Color.
8. the white balance adjustment system of module TV according to claim 5, which is characterized in that the colour temperature judgment module
Including：
Colour code value judging unit shows the corresponding colour temperature of the signal specific picture for detecting display screen end, calculates current color
Chromaticity coordinates value under temperature state, and compared with original chromaticity coordinates value, judge that current color coordinate value is opposite with original chromaticity coordinates value
Whether deviation is in standard fluctuation range, if it has, then whether the colour temperature of module TV is consistent with image quality model machine；If it has not, then
Whether the colour temperature of module TV is inconsistent with image quality model machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510776185.XA CN105376542B (en) | 2015-11-13 | 2015-11-13 | A kind of white balance adjustment method and system of module TV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510776185.XA CN105376542B (en) | 2015-11-13 | 2015-11-13 | A kind of white balance adjustment method and system of module TV |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105376542A CN105376542A (en) | 2016-03-02 |
| CN105376542B true CN105376542B (en) | 2018-09-18 |
Family
ID=55378291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510776185.XA Active CN105376542B (en) | 2015-11-13 | 2015-11-13 | A kind of white balance adjustment method and system of module TV |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105376542B (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105898262A (en) * | 2016-05-11 | 2016-08-24 | 深圳创维－Rgb电子有限公司 | Method and device for adjusting white balance |
| CN106454306A (en) * | 2016-12-19 | 2017-02-22 | 四川长虹电器股份有限公司 | Automatic white balance debugging method at smart TV side |
| CN106897044B (en) * | 2017-01-13 | 2020-03-03 | 极品影视设备科技(深圳)有限公司 | Screen color temperature consistency fault-tolerant method and terminal |
| CN109743560A (en) * | 2017-10-28 | 2019-05-10 | 沈阳同方多媒体科技有限公司 | A kind of image quality management-control method of the LCD TV based on colour temperature |
| CN108174195A (en) * | 2018-01-15 | 2018-06-15 | 深圳创维－Rgb电子有限公司 | A kind of full-automatic infrared white balance debugging method and system |
| CN108965846A (en) * | 2018-09-07 | 2018-12-07 | 晶晨半导体(上海)股份有限公司 | Adjust method, system and the display of white balance |
| CN109151429B (en) * | 2018-11-07 | 2020-03-17 | 四川长虹电器股份有限公司 | Method for accurately determining television white balance data |
| CN112637693B (en) * | 2020-12-14 | 2022-02-18 | 四川长虹电器股份有限公司 | System, method, device and storage medium for dynamically switching television picture quality effect |
| CN113035118B (en) * | 2021-03-17 | 2022-06-28 | 冠捷电子科技(福建)有限公司 | Method for correcting color temperature and brightness consistency of multiple display screens |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101340596A (en) * | 2007-07-04 | 2009-01-07 | 深圳Tcl新技术有限公司 | Apparatus and system for white balance debugging |
| CN104683778A (en) * | 2015-02-10 | 2015-06-03 | 四川长虹电器股份有限公司 | Automatic white balance online regulation system and method for flat-panel display product |
| JP2015142239A (en) * | 2014-01-28 | 2015-08-03 | フーチー ウーＦｕ−Ｃｈｉ ＷＵ | White balance device for display |
| CN104992691A (en) * | 2015-06-29 | 2015-10-21 | 青岛歌尔声学科技有限公司 | White balance adjustment method of display system and display system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8334930B2 (en) * | 2007-10-02 | 2012-12-18 | Lg Electronics Inc. | Image display apparatus and method of compensating for white balance |
-
2015
- 2015-11-13 CN CN201510776185.XA patent/CN105376542B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101340596A (en) * | 2007-07-04 | 2009-01-07 | 深圳Tcl新技术有限公司 | Apparatus and system for white balance debugging |
| JP2015142239A (en) * | 2014-01-28 | 2015-08-03 | フーチー ウーＦｕ−Ｃｈｉ ＷＵ | White balance device for display |
| CN104683778A (en) * | 2015-02-10 | 2015-06-03 | 四川长虹电器股份有限公司 | Automatic white balance online regulation system and method for flat-panel display product |
| CN104992691A (en) * | 2015-06-29 | 2015-10-21 | 青岛歌尔声学科技有限公司 | White balance adjustment method of display system and display system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105376542A (en) | 2016-03-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105376542B (en) | A kind of white balance adjustment method and system of module TV | |
| CN101277453B (en) | Imaging device and method for processing imaging result in imaging device | |
| CN105135782B (en) | A kind of Intelligent refrigerator management system based on Internet of Things | |
| CN101860765B (en) | White balance adjustment method | |
| CN103067743B (en) | System and method of quick adjustment of liquid crystal display television | |
| CN107111995B (en) | Image processor, display device, configuration decision maker, configuration determination method, recording medium | |
| CN107886920B (en) | Method and system for obtaining correct Mura compensation data | |
| US20210250564A1 (en) | Image capture methods and systems | |
| CN102985906B (en) | Color based on color profile adjustment display device exports | |
| CN101903939B (en) | Method and apparatus using performance prediction for optimization of color fidelity of a display | |
| CN101867840A (en) | Television and aging test method for television | |
| CN109726109A (en) | Code debugging method, apparatus, equipment and computer storage medium | |
| CN102881240A (en) | Display apparatus and control method thereof | |
| CN104992691A (en) | White balance adjustment method of display system and display system | |
| CN102769726A (en) | Method for adjusting image effects and intelligent device | |
| CN104316192A (en) | Image display quality testing method, testing platform and system | |
| CN101149894A (en) | Plane display capable of automatic correction for color characteristic and its method | |
| CN105592231B (en) | A kind of processing method of signal, device and equipment | |
| CN109729333A (en) | Color space mapping method, device, computer readable storage medium and system | |
| US20240086951A1 (en) | Satisfaction level calculation device, satisfaction level calculation method, and computer readable medium | |
| CN110430409A (en) | A kind of automatic adjustment method of LCD TV white balance and system | |
| CN103731649A (en) | Image color temperature adjusting device and method and smart television | |
| CN102577399A (en) | System and method for controlling shutter glasses | |
| CN101241690B (en) | Display for color tracking algorithm based on built-in optical feature value | |
| CN109887449B (en) | Display and energy efficiency testing method and system thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |