CN110211541A - A kind of multizone liquid crystal display device based on region control - Google Patents
A kind of multizone liquid crystal display device based on region control Download PDFInfo
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- CN110211541A CN110211541A CN201910466115.2A CN201910466115A CN110211541A CN 110211541 A CN110211541 A CN 110211541A CN 201910466115 A CN201910466115 A CN 201910466115A CN 110211541 A CN110211541 A CN 110211541A
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- liquid crystal
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 40
- 238000005286 illumination Methods 0.000 claims abstract description 27
- 238000000034 method Methods 0.000 claims abstract description 5
- 230000003760 hair shine Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 241001025261 Neoraja caerulea Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 210000004556 brain Anatomy 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002096 quantum dot Substances 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 208000008918 voyeurism Diseases 0.000 description 1
Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/3406—Control of illumination source
- G09G3/342—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Hardware Design (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Liquid Crystal Display Device Control (AREA)
Abstract
The present invention provides a kind of multizone liquid crystal display device based on region control, is related to stereo display technique field, when for improving using multizone backlight, because picture brightness caused by backlight light on and off reduces and the problem of crosstalk increases.A kind of multizone liquid crystal display device based on region control, the device is used for the 3D display equipment of multizone backlight, the device includes liquid crystal display panel, multizone backlight module and zone controller, liquid crystal display panel includes the display area of multiple piecemeal arrangements, and multizone backlight module includes the illumination region of multiple piecemeal arrangements；There is one-to-one relationship, the corresponding one piece of illumination region in one piece of display area, zone controller shines according to the corresponding illumination region of state-driven of display area between the display area of liquid crystal display panel and the illumination region of backlight module.The process includes: to obtain the state of the first display area of liquid crystal display panel；Corresponding illumination region is controlled according to the state of the first display area.Obtain the state of the second display area of liquid crystal display panel；Corresponding illumination region is controlled according to the state of the second display area.The state of liquid crystal display panel residue display area is obtained one by one；Corresponding illumination region is controlled according to the state of corresponding display area, until having shown all display areas.
Description
Technical field
A kind of multizone liquid crystal display device based on region control, belongs to 3D display technical field.
Background technique
3D display technology can be true to nature display three-dimensional scenic, in video display, amusement, inside peeping medical treatment etc. has its unique excellent
Gesture.Its cardinal principle is to receive the picture with certain parallax respectively using human eye or so, is synthesized in the visual centre of human brain, shape
At an image with stereoscopic effect.Naked eye solid and auxiliary solid are two main developing direction.
The three-dimensional main separation that three-dimensional left images pair are realized using equipment such as switch glasses of auxiliary, it is special because needing to wear
The ancillary equipment of door, user experience are slightly worse.It the advantage is that high resolution, crosstalk is extremely low.Currently, the switch eye generallyd use
Mirror is liquid crystal shutter glasses, receives the synchronization signal of three-dimensional left images pair by infrared mode, such as the tall and handsome 3D reached
Still during use, generally existing flicker problem be easy to cause view to (the WIRELESS GALSSES KTT) of Vison 2
Fatigue, the symptoms such as dizziness.But shutter 3D LCD TV is stringent to the timing requirements of right and left eyes picture, is easy to produce picture crosstalk
Problem.It mostly uses backlight subarea scanning mode to solve cross-interference issue at present, i.e., backlight module is divided into several regions, works as correspondence
After some region of liquid crystal display of backlight module is completed to the response of current image date, this in the backlight module is opened
The illuminator in one region, and close the illuminator in other regions in backlight module.
Currently, bore hole stereoscopic display mainly has disparity barrier formula and active backlight type.The three-dimensional main use of disparity barrier formula
Slit grating or column mirror grating are realized, different images is projected to different viewing areas by way of blocking, is generally deposited
It is low in resolution ratio, the problems such as string shadow is high.Active backlight technology is proposed that general tracing of human eye system of arranging in pairs or groups is carried out by 3M company first
Work, has certain advantage in terms of comfort level, but equally exists the above problem.
Summary of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the present invention provides a kind of back lighting devices based on region control.For
Reach above-mentioned purpose, the embodiment of the present invention adopts the following technical scheme that
The device includes liquid crystal display panel, multizone backlight module and zone controller, and liquid crystal display panel includes more
The display area of a piecemeal arrangement, multizone backlight module include the illumination region of multiple piecemeal arrangements；Liquid crystal display panel
There is one-to-one relationship, the corresponding one piece of lighting area in one piece of display area between display area and the illumination region of backlight module
Domain, zone controller shine according to the corresponding illumination region of state-driven of display area.
The layout of display area can be horizontal layout, be also possible to vertical arrangement.
The display mode of display area can be from top to bottom, be also possible to from bottom to top, be also possible to from left to right,
It can be from right to left.
The layout of illumination region can be horizontal layout, be also possible to vertical arrangement.
The lighting method of illumination region can be from top to bottom, be also possible to from bottom to top, be also possible to from left to right,
It can be from right to left.
Specific illumination region provides backlight for specific display area, and the two corresponds to each other.
Zone controller judges the state of the display area according to display signal, if the state of the display area is default
In the range of, then zone controller can drive corresponding illumination region to shine.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of flow diagram of multizone liquid crystal display device based on region control provided in this embodiment；
Fig. 2 is a kind of circuit block diagram of multizone liquid crystal display device based on region control；
Fig. 3 is a kind of structural block diagram of multizone liquid crystal display device based on region control；
Fig. 4 is the flow chart that zone controller answers backlight area according to the state control pair of display area；
Fig. 5 is zone controller according to the single backlight area of the state of single display area control.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Present embodiments provide a kind of multizone liquid crystal display device based on region control.As shown in Fig. 2, video source is logical
Transmission of video channel is crossed, stereo video data is sent to liquid crystal display panel, zone controller is according to liquid crystal display panel
It shows signal, judges the state of different display areas.Wherein, N number of display area is shared, it is corresponding also to have N number of illumination region.
Display panel is described in detail below when showing a secondary picture, the course of work of the device.
As shown in Figure 1, showing that a secondary new image starts to carry out over the display at this time first, it is determined that be assigned a value of 1 to N
Display.Firstly, liquid crystal display panel starts to show first display area, zone controller judges the state in the region, is
No complete display.If the image that display panel continues to complete the region is shown without showing completely.It is completed when the region is shown
Later, zone controller lights its corresponding illumination region, and the light of illumination region can pass through optical module and show figure at this time
Picture.Then, the value of N adds 1, and liquid crystal display panel starts to show the content of the second display area, and carries out similar judgement.With this
Analogize, liquid crystal display panel is sequentially completed the display to each display area, and zone controller is sequentially completed to each lighting area
The driving in domain.
As shown in figure 3, the device includes liquid crystal display panel, multizone backlight module.LED can be used as white in light source
Radiant can also cooperate quantum dot film to be used together using blue-ray LED as excitation light source.In display stereo pairs
When left figure, the light that back light issues can be projected the left eye of viewer by multizone backlight module.In display perspective view
When the right figure of picture pair, the light that back light issues can be converged to the right eye of viewer by multizone backlight module.So hand over
For three-dimensional left images pair are shown, the right and left eyes of viewer are available to the stereopsis pair with certain parallax, realize vertical
Body is shown.Liquid crystal display panel is for showing that video image, the present embodiment use the liquid crystal display panel of 120Hz quick response.
According to time sharing principle, the refresh rate of right and left eyes is 60Hz, playing video data that can be smooth.It is connected with liquid crystal display panel
Video interface circuit is for driving display panel.
As shown in figure 4, zone controller is connected with all display areas and illumination region.It is controlled in liquid crystal display panel
When display area carries out subregion display, zone controller judges the state of the display area according to display signal.If this is aobvious
Show the state in region in default range, then controller can control corresponding illumination region.As shown in figure 5, display area
Display is run according to certain sequence, is only had a display area every time and is refreshed, and zone controller is aobvious to this at this time
Show that the state in region is detected, and makes corresponding judgement.
Although the present invention has been disclosed as a preferred embodiment, however, it is not to limit the invention.Skill belonging to the present invention
Art has usually intellectual in field, is not departing from scope of the invention, when can be used for a variety of modifications and variations.Cause
This, the scope of protection of the present invention is defined by those of the claims.
Claims (7)
1. it is a kind of based on region control multizone liquid crystal display device, it is characterised in that: the device include liquid crystal display panel,
Multizone backlight module and zone controller, liquid crystal display panel include the display area of multiple piecemeal arrangements, multizone backlight
Mould group includes the illumination region of multiple piecemeal arrangements；Between the display area of liquid crystal display panel and the illumination region of backlight module
With one-to-one relationship, the corresponding one piece of illumination region in one piece of display area, zone controller drives according to the state of display area
Corresponding illumination region is moved to shine.
2. a kind of multizone liquid crystal display device based on region control according to claim 1, it is characterised in that: display
The layout in region can be horizontal layout, be also possible to vertical arrangement, and number is K, and K is integer, value range be [0,
Kmax]。
3. a kind of multizone liquid crystal display device based on region control according to claim 1, it is characterised in that: illumination
The layout in region can be horizontal layout, be also possible to vertical arrangement, and number is L, and L is integer, value range be [0,
Lmax]。
4. a kind of multizone liquid crystal display device based on region control according to claim 1, it is characterised in that: specific
Illumination region provide backlight for specific display area, the relationship of the two is K=L+ Δ d, wherein K=L, and Δ d is integer,
Value range is [0, Δ dmax]。
5. a kind of multizone liquid crystal display device based on region control according to claim 1, it is characterised in that: region
Controller judges the state of the display area according to display signal, if the state of the display area in default range,
Zone controller can drive corresponding illumination region to shine.
6. a kind of multizone liquid crystal display device based on region control according to claim 2, it is characterised in that: display
The display mode in region can be from top to bottom, be also possible to from bottom to top, be also possible to from left to right, be also possible to from dextrad
It is left.
7. a kind of multizone liquid crystal display device based on region control according to claim 3, it is characterised in that: illumination
The lighting method in region can be from top to bottom, be also possible to from bottom to top, be also possible to from left to right, be also possible to from dextrad
It is left.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910466115.2A CN110211541A (en) | 2019-05-28 | 2019-05-28 | A kind of multizone liquid crystal display device based on region control |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910466115.2A CN110211541A (en) | 2019-05-28 | 2019-05-28 | A kind of multizone liquid crystal display device based on region control |
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| CN110211541A true CN110211541A (en) | 2019-09-06 |
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| CN201910466115.2A Pending CN110211541A (en) | 2019-05-28 | 2019-05-28 | A kind of multizone liquid crystal display device based on region control |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113504882A (en) * | 2021-04-30 | 2021-10-15 | 惠州华阳通用电子有限公司 | Multi-system multi-region display method |
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| CN102263974A (en) * | 2011-07-28 | 2011-11-30 | 深圳市华星光电技术有限公司 | Stereo display device and control method thereof |
| US20120086710A1 (en) * | 2010-10-07 | 2012-04-12 | Chimei Innolux Corporation | Display method |
| CN102547361A (en) * | 2012-02-09 | 2012-07-04 | 华映视讯（吴江）有限公司 | Stereo image display system and method |
| CN102547318A (en) * | 2010-12-08 | 2012-07-04 | 宏碁股份有限公司 | Video display device for presenting stereoscopic images by matching with stereoscopic glasses and control method thereof |
| CN102663981A (en) * | 2012-04-19 | 2012-09-12 | 深圳市华星光电技术有限公司 | Three-dimensional display device and display control method thereof |
-
2019
- 2019-05-28 CN CN201910466115.2A patent/CN110211541A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20120086710A1 (en) * | 2010-10-07 | 2012-04-12 | Chimei Innolux Corporation | Display method |
| CN102547318A (en) * | 2010-12-08 | 2012-07-04 | 宏碁股份有限公司 | Video display device for presenting stereoscopic images by matching with stereoscopic glasses and control method thereof |
| CN102263974A (en) * | 2011-07-28 | 2011-11-30 | 深圳市华星光电技术有限公司 | Stereo display device and control method thereof |
| CN102547361A (en) * | 2012-02-09 | 2012-07-04 | 华映视讯（吴江）有限公司 | Stereo image display system and method |
| CN102663981A (en) * | 2012-04-19 | 2012-09-12 | 深圳市华星光电技术有限公司 | Three-dimensional display device and display control method thereof |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113504882A (en) * | 2021-04-30 | 2021-10-15 | 惠州华阳通用电子有限公司 | Multi-system multi-region display method |
| CN113504882B (en) * | 2021-04-30 | 2024-02-06 | 惠州华阳通用电子有限公司 | Multi-system multi-region display method |
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Application publication date: 20190906 |