CN105825840A - Optical compensating method and device and display panel - Google Patents
Optical compensating method and device and display panel Download PDFInfo
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- CN105825840A CN105825840A CN201610391300.6A CN201610391300A CN105825840A CN 105825840 A CN105825840 A CN 105825840A CN 201610391300 A CN201610391300 A CN 201610391300A CN 105825840 A CN105825840 A CN 105825840A
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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
- G09G5/00—Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
- G09G5/10—Intensity circuits
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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
- G09G2320/00—Control of display operating conditions
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- G09G2320/066—Adjustment of display parameters for control of contrast
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Abstract
The invention discloses an optical compensating method and device and a display panel. The optical compensating method includes the steps that a data model is generated and stored according to display panel brightness data corresponding to multiple visual angles, multiple sight distances and multiple preset voltage values which are collected in advance, wherein the preset voltage values are driving voltage values for driving the display panel for display, and the data model displays the mutual corresponding relation among the visual angle, the sight distance, the brightness and the voltage values; according to the current watching visual angle and sight distance of a user and the stored data model, compensation voltage is determined and used for compensation. By setting up the data model displaying the corresponding relation among the visual angle, the sight distance, the brightness and the voltage values, the corresponding compensation voltage is determined according to the current watching visual angle and sight distance of the user and used for compensation, the contrast ratio difference caused when the user watches a displayer at different visual angles can be eliminated, the user can experience the display effect the same as that of the front view when watching the displayer at the side view, and the display effect of the displayer is improved.
Description
Technical field
The present invention relates to Display Technique field, particularly relate to a kind of optical compensation method, optical compensating member and display floater.
Background technology
At present, along with the development of Display Technique, Display Technique is widely used in the display of TV, mobile phone and public information, for showing that the flat faced display of picture is widelyd popularize because of the advantage of its ultra-thin energy-saving.The common display pattern of display has normally black mode and normal white mode etc., but under these different display modes, the display effect of display is all limited by visual angle, and i.e. under different visual angles viewing, the contrast of display can change therewith.Such as, normally-black senior super Wei Chang display pattern visual angle can reach about 85 °, and display pattern is listd in the distortion of Chang Bai may only reach about 55 °, and therefore, the distortion of Chang Bai is listd display pattern contrast under big visual angle and differed greatly, and display effect is the most worse.Specifically, as illustrated in figs. ia and ib, when different side-looking angle viewing display devices, the contrast of its display device has notable difference, as in figure 2 it is shown, the visual angle of viewing display device is the biggest, the contrast of display picture is the lowest, thus have impact on display effect.
Therefore, how to reduce the contrast difference of display under different visual angles, thus improve the display effect of display, be those skilled in the art's technical problems urgently to be resolved hurrily.
Summary of the invention
Embodiments provide a kind of optical compensation method, optical compensating member and display floater, in order to solve the problem that under different visual angles, the contrast of display differs greatly present in prior art.
Embodiments provide a kind of optical compensation method, including:
Brightness data according to display floater corresponding to the multiple visual angles gathered in advance, multiple sighting distance and multiple preset voltage value generates data model and stores；Wherein, described preset voltage value is to drive described display floater to carry out the driving voltage value shown；Described data model represents relation the most corresponding between visual angle, sighting distance, brightness and magnitude of voltage；
The visual angle currently viewing according to user and sighting distance and the described data model of storage, determine compensation voltage and compensate.
In a kind of possible embodiment, in the above-mentioned optical compensation method that the embodiment of the present invention provides, also include:
Optical test equipment is utilized to gather the brightness data of display floater corresponding to multiple visual angle, multiple sighting distance and multiple preset voltage value respectively.
In a kind of possible embodiment, in the above-mentioned optical compensation method that the embodiment of the present invention provides, utilize optical test equipment to gather the brightness data of display floater corresponding to multiple visual angle, multiple sighting distance and multiple preset voltage value respectively, specifically include:
Choose multiple visual angle and multiple sighting distance, regulate the driving voltage of described display floater at each side-looking angle respectively so that described display floater has the contrast identical with positive visual angle at each described side-looking angle；
Optical test equipment is utilized to gather under the viewing of each side-looking angle respectively, the brightness of the display floater after driving voltage adjustment；
Choose multiple preset voltage value, utilize optical test equipment to gather the brightness of display floater corresponding to multiple described preset voltage value.
In a kind of possible embodiment, in the above-mentioned optical compensation method that the embodiment of the present invention provides, the visual angle currently viewing according to user and sighting distance and the described data model of storage, determine compensation voltage and compensate, specifically including:
Visual angle currently viewing for user and sighting distance are mated with described data model, determine the driving voltage of display floater corresponding to visual angle that in described data model, user is currently viewing, and drive display floater to show as the voltage after compensating described driving voltage；Or,
Visual angle currently viewing for user and sighting distance are mated with described data model, determine the driving voltage of display floater corresponding to visual angle that in described data model, user is currently viewing, and driving voltage corresponding for visual angle currently viewing with user in the described data model determined for driving voltage current for display floater carries out mathematic interpolation acquisition compensation voltage, and driving voltage current for described compensation voltage compensation to display floater will drive display floater show.
In a kind of possible embodiment, in the above-mentioned optical compensation method that the embodiment of the present invention provides, the visual angle currently viewing according to user and sighting distance and the described data model of storage, before determining compensation voltage and compensating, also include:
Use eyeball tracking technology, determine the currently viewing visual angle of user and sighting distance.
Embodiments provide a kind of optical compensating member, including: processing module and compensating module；Wherein,
Described processing module generates data model for the brightness data of the display floater corresponding according to multiple visual angles, multiple sighting distance and the multiple preset voltage value gathered in advance and stores；Wherein, described preset voltage value is to drive described display floater to carry out the driving voltage value shown；Described data model represents relation the most corresponding between visual angle, sighting distance, brightness and magnitude of voltage；
Described compensating module is used for the visual angle currently viewing according to user and sighting distance and the described data model of storage, determines compensation voltage and compensates.
In a kind of possible embodiment, the embodiment of the present invention provide above-mentioned optical compensating member in, described compensating module specifically for:
Visual angle currently viewing for user and sighting distance are mated with described data model, determine the driving voltage of display floater corresponding to visual angle that in described data model, user is currently viewing, and drive display floater to show as the voltage after compensating described driving voltage；Or,
Visual angle currently viewing for user and sighting distance are mated with described data model, determine the driving voltage of display floater corresponding to visual angle that in described data model, user is currently viewing, and driving voltage corresponding for visual angle currently viewing with user in the described data model determined for driving voltage current for display floater carries out mathematic interpolation acquisition compensation voltage, and driving voltage current for described compensation voltage compensation to display floater will drive display floater show.
In a kind of possible embodiment, in the above-mentioned optical compensating member that the embodiment of the present invention provides, also comprise determining that module；
Described determine that module, for using eyeball tracking technology, determines the currently viewing visual angle of user and sighting distance.
A kind of display floater, the above-mentioned optical compensating member provided including the embodiment of the present invention are be provided.
The beneficial effect of the embodiment of the present invention includes:
Embodiments providing a kind of optical compensation method, optical compensating member and display floater, this optical compensation method includes: generates data model according to the brightness data of display floater corresponding to the multiple visual angles gathered in advance, multiple sighting distance and multiple preset voltage value and stores；Wherein, preset voltage value is to drive display floater to carry out the driving voltage value shown；Data model represents relation the most corresponding between visual angle, sighting distance, brightness and magnitude of voltage；The visual angle currently viewing according to user and sighting distance and the data model of storage, determine compensation voltage and compensate.The optical compensation method that so embodiment of the present invention provides, by setting up the corresponding relation data model of visual angle, sighting distance, brightness and voltage, such that it is able to according to the current viewing visual angle of user and sighting distance, determine corresponding compensation voltage and compensate, and then user can be eliminated under different visual angles, watch the contrast difference of display, make user can watch the display effect identical with positive visual angle when watching at side-looking angle, improve the display effect of display.
Accompanying drawing explanation
Fig. 1 a and Fig. 1 b is respectively in prior art the schematic diagram using different visual angles viewing display device；
Fig. 2 is the difference schematic diagram of contrast under different visual angles in prior art；
The optical compensation method flow chart that Fig. 3 provides for the embodiment of the present invention；
The method flow diagram gathering brightness data that Fig. 4 provides for the embodiment of the present invention；
Fig. 5 a and Fig. 5 b is respectively horizontal direction and the contrast difference schematic diagram under vertical direction different visual angles that the embodiment of the present invention provides.
Detailed description of the invention
Below in conjunction with the accompanying drawings, the detailed description of the invention of optical compensation method, optical compensating member and display floater that the embodiment of the present invention provides is described in detail.
Embodiments provide a kind of optical compensation method, as it is shown on figure 3, may comprise steps of:
S101, brightness data according to display floater corresponding to the multiple visual angles, multiple sighting distance and the multiple preset voltage value that gather in advance generate data model and store；Wherein, preset voltage value is to drive display floater to carry out the driving voltage value shown；Data model represents relation the most corresponding between visual angle, sighting distance, brightness and magnitude of voltage；
S102, according to the currently viewing visual angle of user and sighting distance and the data model of storage, determine compensation voltage and compensate.
The above-mentioned optical compensation method that the embodiment of the present invention provides, by setting up the corresponding relation data model of visual angle, sighting distance, brightness and voltage, such that it is able to according to the current viewing visual angle of user and sighting distance, determine corresponding compensation voltage and compensate, and then user can be eliminated under different visual angles, watch the contrast difference of display, make user can watch the display effect identical with positive visual angle when watching at side-looking angle, improve the display effect of display.
In the specific implementation, in the above-mentioned optical compensation method that the embodiment of the present invention provides, it is also possible to including: utilize optical test equipment to gather the brightness data of display floater corresponding to multiple visual angle, multiple sighting distance and multiple preset voltage value respectively.Specifically, in order to set up the corresponding relation data model of visual angle, sighting distance, brightness and voltage, need to use optical test equipment to gather the brightness data of display floater corresponding to multiple visual angles, multiple sighting distance and multiple preset voltage value in display product development stage.The i.e. Development and Production stage at display product can carry out the brightness data collection that under different visual angles, sighting distance, display floater normally shows in advance, it is thus achieved that the corresponding relation of the brightness of different visual angles, sighting distance and display floater；And preset the magnitude of voltage that multiple driving display floaters normally show, under different preset voltage value, gather the brightness of the display floater of correspondence, it is hereby achieved that driving voltage and display brightness corresponding relation.
In the specific implementation, in the above-mentioned optical compensation method that the embodiment of the present invention provides, utilize optical test equipment to gather the brightness data of display floater corresponding to multiple visual angle, multiple sighting distance and multiple preset voltage value respectively, as shown in Figure 4, can specifically include:
S201, choose multiple visual angle and multiple sighting distance, regulate the driving voltage of display floater respectively at each side-looking angle so that display floater has the contrast identical with positive visual angle at each side-looking angle；
S202, utilize optical test equipment to gather under the viewing of each side-looking angle respectively, driving voltage adjust after the brightness of display floater；
S203, choose multiple preset voltage value, utilize optical test equipment to gather the brightness of display floater corresponding to multiple preset voltage value.
Specifically, in the above-mentioned optical compensation method that the embodiment of the present invention provides, multiple visual angle can be chosen and carry out the brightness of corresponding collection display floater, and then obtain corresponding contrast, as shown in figure 5 a and 5b, wherein the corresponding relation at horizontal direction contrast and visual angle is as shown in Figure 5 a, it can be seen that be that visual angle its contrast the biggest is the lowest；The contrast of vertical direction is with the corresponding relation at visual angle as shown in Figure 5 b, it is that visual angle its contrast the biggest is the lowest equally, therefore we can adjust the driving voltage of display floater in the case of side-looking angle, reach the viewing effect that the contrast identical with positive visual angle i.e. reaches identical, and then the brightness of the display floater after Voltage Cortrol is gathered by optical test equipment, it is thus achieved that the brightness of the display floater of side-looking angle viewing effect identical with positive visual angle；Further need exist for gathering the brightness of display floater corresponding to multiple preset voltage value, i.e. one the corresponding magnitude of voltage of brightness data；The brightness of the display floater after so the different visual angles of above-mentioned collection can being adjusted, and the brightness of display floater corresponding to preset voltage value carries out Data Integration, and then the corresponding relation data model of visual angle, sighting distance, brightness and voltage can be set up.
In the specific implementation, in the above-mentioned optical compensation method that the embodiment of the present invention provides, step S102 can specifically include:
Visual angle currently viewing for user and sighting distance are mated with data model, determines the driving voltage of display floater corresponding to visual angle that in data model, user is currently viewing, and drive display floater to show as the voltage after compensating driving voltage；Or,
Visual angle currently viewing for user and sighting distance are mated with data model, determine the driving voltage of display floater corresponding to visual angle that in data model, user is currently viewing, and the driving voltage that driving voltage current for display floater is corresponding with the currently viewing visual angle of user in the data model determined is carried out mathematic interpolation obtain and compensate voltage, and voltage compensation will be compensated drive display floater to show in the current driving voltage of display floater.
Specifically, in the above-mentioned optical compensation method that the embodiment of the present invention provides, visual angle currently viewing for user and sighting distance and the data model pre-build can be mated, obtain the driving voltage that in data model, display floater current visual angle is corresponding, and then display floater can be driven to show as the voltage after compensation, the driving voltage replacing display floater current driving voltage corresponding for current visual angle in data model；Driving voltage current to driving voltage corresponding for current visual angle in data model and display floater can also do difference obtain compensation voltage and compensate, use the driving voltage after compensating to drive display floater to show.Above two mode can make display floater watch the viewing effect identical with positive visual angle at side-looking angle, improves the display effect of display floater.
In the specific implementation, in the above-mentioned optical compensation method that the embodiment of the present invention provides, before step S102, it is also possible to including: use eyeball tracking technology, determine the currently viewing visual angle of user and sighting distance.Specifically, before determining the compensation voltage under display floater is in current visual angle, eyeball tracking technology can be first passed through and determine the visual angle of active user, sighting distance.Usually, eyeball tracking technology can be realized by the image acquisition device on display product, i.e. by the acquisition of Eyeball motion information, model and simulate and realize eyeball tracking, and then determine the current visual angle of user, sighting distance；Wherein, the equipment obtaining Eyeball motion information can be infrared equipment or image capture device, such as the photographic head on general computer or mobile phone, can realize eye tracking under the support of corresponding software.
Based on same inventive concept, embodiments provide a kind of optical compensating member, may include that processing module and compensating module；Wherein,
Processing module generates data model for the brightness data of the display floater corresponding according to multiple visual angles, multiple sighting distance and the multiple preset voltage value gathered in advance and stores；Wherein, preset voltage value is to drive display floater to carry out the driving voltage value shown；Data model represents relation the most corresponding between visual angle, sighting distance, brightness and magnitude of voltage；
Compensating module is used for the visual angle currently viewing according to user and sighting distance and the data model of storage, determines compensation voltage and compensates.
Specifically, in the above-mentioned optical compensating member that the embodiment of the present invention provides, the corresponding relation data model of visual angle, sighting distance, brightness and voltage can be set up by processing module, thus viewing visual angle current for user and sighting distance can be mated by compensating module with data model, determine corresponding compensation voltage and compensate, and then user can be eliminated under different visual angles, watch the contrast difference of display, make user can watch the display effect identical with positive visual angle when watching at side-looking angle, improve the display effect of display.Additionally, above-mentioned processing module and compensating module can be integrated in voltage processor, and voltage processor can be integrated in the data processor in corresponding display product, it is also possible to be integrated in corresponding display product as a single processing apparatus, in this no limit.
In the specific implementation, in the above-mentioned optical compensating member that the embodiment of the present invention provides, compensating module can be specifically for:
Visual angle currently viewing for user and sighting distance are mated with described data model, determines the driving voltage of display floater corresponding to visual angle that in data model, user is currently viewing, and drive display floater to show as the voltage after compensating driving voltage；Or,
Visual angle currently viewing for user and sighting distance are mated with described data model, determine the driving voltage of display floater corresponding to visual angle that in data model, user is currently viewing, and driving voltage corresponding for visual angle currently viewing with user in the data model determined for driving voltage current for display floater is carried out mathematic interpolation obtain and compensate voltage, and voltage compensation will be compensated drive display floater to show in the current driving voltage of display floater.
Specifically, in the above-mentioned optical compensating member that the embodiment of the present invention provides, visual angle currently viewing for user and sighting distance and the data model pre-build can be mated by compensating module, obtain the driving voltage that in data model, display floater current visual angle is corresponding, and then display floater can be driven to show as the voltage after compensation, the driving voltage replacing display floater current driving voltage corresponding for current visual angle in data model；Driving voltage current to driving voltage corresponding for current visual angle in data model and display floater can also do difference obtain compensation voltage and compensate, use the driving voltage after compensating to drive display floater to show.Above two mode can make display floater watch the viewing effect identical with positive visual angle at side-looking angle, improves the display effect of display floater.
In the specific implementation, in the above-mentioned optical compensating member that the embodiment of the present invention provides, it is also possible to comprise determining that module；Determine that module, for using eyeball tracking technology, determines the currently viewing visual angle of user and sighting distance.Specifically, before compensating module determines the compensation voltage under display floater is in current visual angle, can first pass through and determine that module uses eyeball tracking technology to determine the visual angle of active user, sighting distance.Usually, eyeball tracking technology can be realized by the image acquisition device on display product, i.e. by the acquisition of Eyeball motion information, model and simulate and realize eyeball tracking, and then determine the current visual angle of user, sighting distance；Wherein, the equipment obtaining Eyeball motion information can be infrared equipment or image capture device, such as the photographic head on general computer or mobile phone, can realize eye tracking under the support of corresponding software.
Based on same inventive concept, embodiments provide a kind of display floater, the above-mentioned optical compensating member provided including the embodiment of the present invention.This display floater can apply to: any product with display function or the parts such as mobile phone, panel computer, television set, display, notebook computer, DPF, navigator.This display floater be embodied as may refer to the embodiment of above-mentioned optical compensating member, repeat no more in place of repetition.
Embodiments providing a kind of optical compensation method, optical compensating member and display floater, this optical compensation method includes: generates data model according to the brightness data of display floater corresponding to the multiple visual angles gathered in advance, multiple sighting distance and multiple preset voltage value and stores；Wherein, preset voltage value is to drive display floater to carry out the driving voltage value shown；Data model represents relation the most corresponding between visual angle, sighting distance, brightness and magnitude of voltage；The visual angle currently viewing according to user and sighting distance and the data model of storage, determine compensation voltage and compensate.The optical compensation method that so embodiment of the present invention provides, by setting up the corresponding relation data model of visual angle, sighting distance, brightness and voltage, such that it is able to according to the current viewing visual angle of user and sighting distance, determine corresponding compensation voltage and compensate, and then user can be eliminated under different visual angles, watch the contrast difference of display, make user can watch the display effect identical with positive visual angle when watching at side-looking angle, improve the display effect of display.
Obviously, those skilled in the art can carry out various change and modification without departing from the spirit and scope of the present invention to the present invention.So, if these amendments of the present invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to comprise these change and modification.
Claims (9)
1. an optical compensation method, it is characterised in that including:
Brightness data according to display floater corresponding to the multiple visual angles gathered in advance, multiple sighting distance and multiple preset voltage value generates data model and stores；Wherein, described preset voltage value is to drive described display floater to carry out the driving voltage value shown；Described data model represents relation the most corresponding between visual angle, sighting distance, brightness and magnitude of voltage；
The visual angle currently viewing according to user and sighting distance and the described data model of storage, determine compensation voltage and compensate.
2. optical compensation method as claimed in claim 1, it is characterised in that also include:
Optical test equipment is utilized to gather the brightness data of display floater corresponding to multiple visual angle, multiple sighting distance and multiple preset voltage value respectively.
3. optical compensation method as claimed in claim 2, it is characterised in that utilize optical test equipment to gather the brightness data of display floater corresponding to multiple visual angle, multiple sighting distance and multiple preset voltage value respectively, specifically include:
Choose multiple visual angle and multiple sighting distance, regulate the driving voltage of described display floater at each side-looking angle respectively so that described display floater has the contrast identical with positive visual angle at each described side-looking angle；
Optical test equipment is utilized to gather under the viewing of each side-looking angle respectively, the brightness of the display floater after driving voltage adjustment；
Choose multiple preset voltage value, utilize optical test equipment to gather the brightness of display floater corresponding to multiple described preset voltage value.
4. the optical compensation method as described in any one of claim 1-3, it is characterised in that the visual angle currently viewing according to user and sighting distance and the described data model of storage, determines compensation voltage and compensates, specifically including:
Visual angle currently viewing for user and sighting distance are mated with described data model, determine the driving voltage of display floater corresponding to visual angle that in described data model, user is currently viewing, and drive display floater to show as the voltage after compensating described driving voltage；Or,
Visual angle currently viewing for user and sighting distance are mated with described data model, determine the driving voltage of display floater corresponding to visual angle that in described data model, user is currently viewing, and driving voltage corresponding for visual angle currently viewing with user in the described data model determined for driving voltage current for display floater carries out mathematic interpolation acquisition compensation voltage, and driving voltage current for described compensation voltage compensation to display floater will drive display floater show.
5. optical compensation method as claimed in claim 4, it is characterised in that the visual angle currently viewing according to user and sighting distance and the described data model of storage, before determining compensation voltage and compensating, also includes:
Use eyeball tracking technology, determine the currently viewing visual angle of user and sighting distance.
6. an optical compensating member, it is characterised in that including: processing module and compensating module；Wherein,
Described processing module generates data model for the brightness data of the display floater corresponding according to multiple visual angles, multiple sighting distance and the multiple preset voltage value gathered in advance and stores；Wherein, described preset voltage value is to drive described display floater to carry out the driving voltage value shown；Described data model represents relation the most corresponding between visual angle, sighting distance, brightness and magnitude of voltage；
Described compensating module is used for the visual angle currently viewing according to user and sighting distance and the described data model of storage, determines compensation voltage and compensates.
7. optical compensating member as claimed in claim 6, it is characterised in that described compensating module specifically for:
Visual angle currently viewing for user and sighting distance are mated with described data model, determine the driving voltage of display floater corresponding to visual angle that in described data model, user is currently viewing, and drive display floater to show as the voltage after compensating described driving voltage；Or,
Visual angle currently viewing for user and sighting distance are mated with described data model, determine the driving voltage of display floater corresponding to visual angle that in described data model, user is currently viewing, and driving voltage corresponding for visual angle currently viewing with user in the described data model determined for driving voltage current for display floater carries out mathematic interpolation acquisition compensation voltage, and driving voltage current for described compensation voltage compensation to display floater will drive display floater show.
Optical compensating member the most as claimed in claims 6 or 7, it is characterised in that also comprise determining that module；
Described determine that module, for using eyeball tracking technology, determines the currently viewing visual angle of user and sighting distance.
9. a display floater, it is characterised in that include the optical compensating member as described in any one of claim 6-8.
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| CN108986734B (en) * | 2018-06-06 | 2021-07-20 | 友达光电股份有限公司 | Image compensation method of display panel |
| CN109448654A (en) * | 2018-12-20 | 2019-03-08 | 深圳Tcl新技术有限公司 | Adjust method, liquid crystal display and the storage medium of liquid crystal display visible angle |
| CN109753303A (en) * | 2019-01-07 | 2019-05-14 | 成都中电熊猫显示科技有限公司 | viewing angle compensation method, device and equipment |
| CN109753303B (en) * | 2019-01-07 | 2022-03-25 | 成都中电熊猫显示科技有限公司 | Visual angle compensation method, device and equipment |
| CN110992915A (en) * | 2019-11-22 | 2020-04-10 | 京东方科技集团股份有限公司 | Display device and display method thereof |
| CN111724693A (en) * | 2020-07-13 | 2020-09-29 | 杭州海康威视数字技术股份有限公司 | Splicing display method, device, equipment and system, terminal equipment and display unit |
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