CN206282594U

CN206282594U - Display color debugging apparatus

Info

Publication number: CN206282594U
Application number: CN201621364490.4U
Authority: CN
Inventors: 童祖德; 徐萧; 时瑞辉
Original assignee: Yi Tak Automotive Testing Technology (shanghai) Ltd By Share Ltd
Current assignee: Yi Tak Automotive Testing Technology (shanghai) Ltd By Share Ltd
Priority date: 2016-12-13
Filing date: 2016-12-13
Publication date: 2017-06-27
Anticipated expiration: 2026-12-13

Abstract

The utility model is related to a kind of display color debugging apparatus, including：Optical tester, actual color coordinate and intrinsic brilliance value for obtaining point to be regulated；Processor, the actual rgb value of the point to be regulated is obtained for the actual color coordinate according to point to be regulated and intrinsic brilliance value signal；Memory, for storing the chromaticity coordinates and reference point of reference point corresponding some reference RGB magnitudes of voltage under some brightness values；Controller, target rgb value is obtained for sets target chromaticity coordinates and brightness value and according to target color coordinates and brightness value, choose and the reference RGB magnitudes of voltage corresponding to target color coordinates and the immediate reference point of brightness value, on the basis of the reference RGB magnitudes of voltage chosen by the selection module, with target rgb value as target, actual rgb value is adjusted.Aforementioned display device color debugging apparatus can improve display color debugging efficiency.

Description

Display color debugging apparatus

Technical field

The utility model is related to LCDs field, more particularly to a kind of display color debugging apparatus.

Background technology

With the development of science and technology, mobile phone, television screen particularly make to LCDs to OLED LCDs Expenditure is increasingly come, so that people propose higher and higher requirement to the display effect of liquid crystal display.Especially, it is desirable to true The color of real image can be reflected exactly on a liquid crystal display, that is, require on LCDs generate image with Aberration between true picture seen by human eye is smaller.The image generated on LCDs and true picture seen by human eye Between aberration it is smaller, the display effect of LCDs is better.

Aberration between true picture seen by the image and human eye for generating on a liquid crystal display can be white by regulation Balance is reduced, but regulation of the prior art to the white balance of LCDs is less efficient, and the color to display is adjusted Examination needs to expend longer time.

Utility model content

The technical problems to be solved in the utility model is to provide a kind of display color debugging apparatus, to improve regulation effect Rate.

To solve the above problems, the technical solution of the utility model provides a kind of display color debugging apparatus, including：Light Learn tester, actual color coordinate and intrinsic brilliance value for obtaining a point to be regulated on LCDs；Processor, it is and described Optical tester is connected, and the point to be regulated is obtained for the actual color coordinate according to point to be regulated and intrinsic brilliance value signal Actual rgb value；Memory, chromaticity coordinates and the reference point corresponding some references under some brightness values for storing reference point RGB magnitudes of voltage, the RGB magnitudes of voltage include that RGB distinguishes corresponding three component of voltages；Controller, with the processor and Memory is connected, and obtains target rgb value for sets target chromaticity coordinates and brightness value and according to target color coordinates and brightness value, also For selection and the reference RGB magnitudes of voltage corresponding to target color coordinates and the immediate reference point of brightness value, it is additionally operable to described Choose on the basis of the reference RGB magnitudes of voltage that module is chosen, with target rgb value as target, actual rgb value is adjusted.

Optionally, the controller includes：Setting module, for sets target chromaticity coordinates and brightness value and according to aim colour Coordinate and brightness value obtain target rgb value；Module is chosen, is connected with the setting module and the reference point data storage, For choosing and the reference RGB magnitudes of voltage corresponding to target color coordinates and the immediate reference point of brightness value；Adjustment module, with institute Selection module and setting module connection are stated, on the basis of the reference RGB magnitudes of voltage of the selection module selection, with target Rgb value is target, and actual rgb value is adjusted.

Optionally, the adjustment module is used for three mesh by three actual component values of actual rgb value and target rgb value Mark component value is compared respectively；If actual component value is smaller than target component value, the adjustment module is used to increase the reality The corresponding component of voltage value of component value；If actual component value is bigger than target component value, the adjustment module is used to reduce the reality The corresponding component of voltage value of border component value.

Optionally, the adjustment module is used to progressively adjust the component of voltage value with a step value fixed.

Optionally, the step value scope is 0.005V~0.02V.

Optionally, the adjustment module includes comparing unit, is connected with processor with the setting module, actual for inciting somebody to action Three actual component values of rgb value are compared respectively with three target component values of target rgb value；Control unit, it is and described Comparing unit is connected, and for the comparative result according to the comparing unit, adjusts actual rgb value.

Aforementioned display device color debugging apparatus can be selected and mesh when the actual rgb value for treating point of adjustment is adjusted Reference RGB magnitudes of voltage corresponding to mark chromaticity coordinates, the immediate reference point of brightness value are reference, on this basis to actual RGB Magnitude of voltage is adjusted, and can significantly save adjustment time, improves regulation efficiency.

Brief description of the drawings

Fig. 1 is the structural representation of the display color debugging apparatus of the specific embodiment of the utility model one；

Fig. 2 is the structural representation of the display color debugging apparatus of the specific embodiment of the utility model one.

Specific embodiment

The specific embodiment that the utility model is provided is elaborated below in conjunction with the accompanying drawings.

Fig. 1 is refer to, is the structural representation of the display color debugging apparatus.

The display color debugging apparatus include：Optical tester 201, processor 202, memory 203 and controller 204。

The optical tester 201, it is bright for obtaining the actual color coordinate of a point to be regulated and reality on LCDs Angle value.

The processor 202, is connected with the optical tester 201, for the actual color coordinate according to point to be regulated and Intrinsic brilliance value signal obtains the actual rgb value of the point to be regulated.

In a specific embodiment of the present utility model, the optical tester 201 can be connected to institute by USB Processor 202 is stated, so that the processor 202 can get each item data and function of optic test device 201.When optics is surveyed The optical lens LCDs of the alignment with certain brightness of instrument 201 is tried, the processor 202 can obtain the optics and survey Actual color coordinate and intrinsic brilliance value under the optical lens of examination instrument 201 corresponding to each pixel, and turned by certain formula Change, obtain currently practical chromaticity coordinates and intrinsic brilliance is worth corresponding rgb value.

The memory 203, if corresponding under some brightness values for storing the chromaticity coordinates and reference point of reference point Trepang examines RGB magnitudes of voltage, and the RGB magnitudes of voltage include that RGB distinguishes corresponding three component of voltages.

The reference point can be color dot, or white balance point.Obtain reference point corresponding under some brightness values The method of some reference RGB magnitudes of voltage includes：Set some reference brightness values；It is bright with first in some reference brightness values Angle value is target, and the RGB magnitudes of voltage to reference point are adjusted, and obtains the first brightness value corresponding first and refers to RGB magnitudes of voltage； The second brightness value immediate with the first brightness value refers to RGB as target with described first with some reference brightness values On the basis of magnitude of voltage, the RGB magnitudes of voltage to reference point are adjusted, and obtain the second brightness value corresponding second and refer to RGB voltages Value；Above-mentioned steps are repeated in, until obtaining the reference point corresponding all reference RGB voltages under all reference brightness values Value.In a specific embodiment of the present utility model, a white balance point is selected as a reference point, the white balance point Coordinate is x=0.310；Y=0.330；Brightness can arbitrarily be set, and usual maximum is in below 1500nit.With 10nit as most Small brightness value, 1500nit is maximum brightness value, and 10nit is step value, 150 reference brightness values is set, respectively with this 150 Reference brightness value is target, is adjusted, and RGB voltages are referred to corresponding 150 of the reference brightness value difference of winner 150 Value.First, it is brightness regulation target with 10nit, due to being adjusted for first time, so, it will usually longer time is spent, about 70s or so, obtains the corresponding reference RGB magnitudes of voltage of 10nit；It is follow-up with 20nit as target adjust when, with the 10nit correspondingly Reference RGB magnitudes of voltage be reference value, RGB magnitudes of voltage are adjusted on this basis, it will significantly reduce regulating time, About 2s or so can be completed.By that analogy, the reference RGB electricity corresponding to the corresponding reference brightness value of reference point chromaticity coordinates is obtained The time of pressure value was not over 10 minutes.It is follow-up that white balance adjusting is carried out as reference value using the reference RGB magnitudes of voltage, will be big The big time for reducing regulation.The reference point can also be obtained in all reference brightness values using the above method for other reference points Under corresponding all reference RGB magnitudes of voltage, with reference to the more of point selection, the reference RGB magnitudes of voltage of acquisition are more, follow-up white balance The efficiency of regulation is higher.The reference that the data of above-mentioned reference point can also carry out white balance adjusting as other same type screens is counted According to so as to improve white balance adjusting efficiency.

The controller 204, is connected, for sets target chromaticity coordinates and brightness with the processor 202 and memory 203 It is worth and obtains target rgb value according to target color coordinates and brightness value, is additionally operable to choose closest with target color coordinates and brightness value Reference point corresponding to reference RGB magnitudes of voltage, be additionally operable to by it is described selection module choose reference RGB magnitudes of voltage on the basis of, With target rgb value as target, actual rgb value is adjusted.

In another specific embodiment of the present utility model, the controller includes：Setting module 301, selection module 302nd, adjustment module 303, specifically refer to Fig. 2.

The setting module 301, for sets target chromaticity coordinates and brightness value, and obtains according to target color coordinates and brightness value Obtain target rgb value.

The selection module 302, is connected, for selection and aim colour with the setting module 301 and the memory 203 Reference RGB magnitudes of voltage corresponding to coordinate and the immediate reference point of brightness value.The color of all reference points in memory 203 is sat Mark is compared with target color coordinates, obtains and the immediate reference point of target color coordinates；Then it is mesh to select the reference point Reference RGB magnitudes of voltage under the mark immediate brightness value of brightness value, as the reference voltage level of the follow-up actual RBG values of adjustment.

The adjustment module 303, is connected, for the selection module with the selection module 302 and setting module 301 On the basis of the 302 reference RGB magnitudes of voltage chosen, with target rgb value as target, actual rgb value is adjusted.Specifically, institute Adjustment module 303 is stated for three actual component values of actual rgb value to be entered respectively with three target component values of target rgb value Row compares；If actual component value is smaller than target component value, the adjustment module 303 is corresponding for increasing the actual component value Component of voltage value；If actual component value is bigger than target component value, the adjustment module 303 is used to reduce the actual component value pair The component of voltage value answered.In a specific embodiment of the present utility model, the adjustment module 303 is used for a fixation Step value progressively adjusts the component of voltage value, and the step value is too small, and regulating time can be caused long, and it is excessive to cover value Regulation error can be caused excessive.In a specific embodiment of the present utility model, the step value scope be 0.005V~ 0.02V, it is preferred that the step value can be 0.1V.

In a specific embodiment of the present utility model, the adjustment module 303 includes：Comparing unit, it is and described Setting module 301 is connected with processor 202, for by three mesh of three actual component values of actual rgb value and target rgb value Mark component value is compared respectively；Control unit, is connected with the comparing unit, for the comparing knot according to the comparing unit Really, rgb value is adjusted.

Aforementioned display device color debugging apparatus, can select and mesh when the actual rgb value for treating point of adjustment is adjusted Reference RGB magnitudes of voltage corresponding to mark chromaticity coordinates, the immediate reference point of brightness value are reference, on this basis to actual RGB Magnitude of voltage is adjusted, and can significantly save adjustment time, generally 1~3s or so.

The above is only preferred embodiment of the present utility model, it is noted that for the common skill of the art Art personnel, on the premise of the utility model principle is not departed from, can also make some improvements and modifications, these improvements and modifications Also should be regarded as protection domain of the present utility model.

Claims

1. a kind of display color debugging apparatus, it is characterised in that including：

Optical tester, actual color coordinate and intrinsic brilliance value for obtaining a point to be regulated on LCDs；

Processor, is connected with the optical tester, for actual color coordinate and intrinsic brilliance value signal according to point to be regulated Obtain the actual rgb value of the point to be regulated；

Memory, for storing the chromaticity coordinates and reference point of reference point corresponding some reference RGB electricity under some brightness values Pressure value, the RGB magnitudes of voltage include that RGB distinguishes corresponding three component of voltages；

Controller, is connected with the processor and memory, is sat for sets target chromaticity coordinates and brightness value and according to aim colour Mark and brightness value obtain target rgb value, are additionally operable to corresponding to selection and target color coordinates and the immediate reference point of brightness value With reference to RGB magnitudes of voltage, it is additionally operable on the basis of the reference RGB magnitudes of voltage chosen by the selection module, with target rgb value as mesh Mark, is adjusted to actual rgb value.

2. display color debugging apparatus according to claim 1, it is characterised in that the controller includes：Setting mould Block, target rgb value is obtained for sets target chromaticity coordinates and brightness value and according to target color coordinates and brightness value；Choose module, It is connected with the setting module and the reference point data storage, it is immediate with target color coordinates and brightness value for choosing Reference RGB magnitudes of voltage corresponding to reference point；Adjustment module, is connected, for described with the selection module and setting module Choose on the basis of the reference RGB magnitudes of voltage that module is chosen, with target rgb value as target, actual rgb value is adjusted.

3. display color debugging apparatus according to claim 1, it is characterised in that the adjustment module is used for will be actual Three actual component values of rgb value are compared respectively with three target component values of target rgb value；If actual component value compares mesh Mark component value is small, then the adjustment module is used to increase the corresponding component of voltage value of the actual component value；If actual component value ratio Target component value is big, then the adjustment module is used to reducing the corresponding component of voltage value of the actual component value.

4. display color debugging apparatus according to claim 3, it is characterised in that the adjustment module is used for solid with Fixed step value progressively adjusts the component of voltage value.

5. display color debugging apparatus according to claim 4, it is characterised in that the step value scope is 0.005V ~0.02V.

6. display color debugging apparatus according to claim 2, it is characterised in that the adjustment module includes relatively more single Unit, is connected with the setting module with processor, for by the three of three actual component values of actual rgb value and target rgb value Individual target component value is compared respectively；Control unit, is connected with the comparing unit, for the ratio according to the comparing unit Relatively result, adjusts actual rgb value.