CN103634585B - Method and device for image display, and television - Google Patents
Method and device for image display, and television Download PDFInfo
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- CN103634585B CN103634585B CN201310203429.6A CN201310203429A CN103634585B CN 103634585 B CN103634585 B CN 103634585B CN 201310203429 A CN201310203429 A CN 201310203429A CN 103634585 B CN103634585 B CN 103634585B
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Abstract
The invention provides a method and a device for image display, and a television. Based on receiving a 3D image frame, display image control signal frequency of a refreshed frame of a display screen is increased to twice of an original value. The display screen displays four frames of images, wherein a first frame display image is a left eye image, a second frame display image is a black filed image, a third frame display image is a right eye image, and a fourth frame display image is a black filed image. Using the low refresh frequency display screen, a technical problem of crosstalk of the left eye image and the right eye image on the display screen in the prior art is solved, and a technical effect of reducing ghosts when 3D images are displayed on the display screen.
Description
Technical field
The present invention relates to technical field of audio/video, the method and apparatus showing particularly to a kind of image, TV.
Background technology
With the development of 3D Display Technique, existing 3D Display Technique receives different visual angles using the left eye of people and right eye
Same scene, forms 3D stereoeffect in the brain of people.3D display technology type has holographic 3D and two kinds of non-holographic 3D at present, its
In, non-holographic formula Display Technique is more popularized, and non-holographic formula Display Technique mainly has light point-score and two kinds of time-sharing procedure, and light point-score is
Polarization type 3D, time-sharing procedure is shutter 3D.
Wherein, shutter 3D Display Technique, the frame process of frequency multiplication that a frame 3D rendering is divided into two, form continuous friendship
The left-eye image of wrong display and eye image two field pictures, cooperation shutter type 3 D spectacles left eye and right eye eyeglass switch, show in need
When showing left-eye image, the left eyeglass lens of 3D glasses are opened, and close right eye eyeglass, in need display eye image, 3D glasses right eye
Eyeglass is opened, and closes left eyeglass lens, makes left-eye image and eye image respectively enter left eye and the right eye of people, finally in the brain
Synthesis 3D stereo-picture.
Because the slow factor of the liquid crystal molecule response speed by LCD screen is affected, liquid crystal screen is refreshing next display
In image process, can there is the afterimage of a upper display image, that is,：The right side of previous frame（Left）A left side to next frame for the eye pattern picture
（Right）The afterimage of eye pattern picture, human eye sees that afterimage can feel to have the ghost image of ghost image, left-eye image and eye image be
Left-eye image and eye image crosstalk.
The method that prior art solves cross-interference issue is more, and wherein, commonly used method has, such as：Refreshed using 240Hz
The method of insertion black signal or insertion gray signal in the display image of frequency liquid crystal display, that is,：Left-eye image and eye image show
In the middle of insertion black signal two field picture or gray signal two field picture, when showing left-eye image, 3D glasses left eyeglass lens are opened, and close
Close right eye eyeglass, when showing eye image, 3D glasses right eye eyeglass is opened, and closes left eyeglass lens, in the poison-pen letter of display insertion
When number two field picture or gray signal two field picture, simultaneously close off lens about 3D glasses, therefore, the black signal two field picture of middle insertion
Or gray signal two field picture, make image residue reparation when display left-eye image or eye image, mitigate left-eye image and right eye figure
Overlapping between picture, reduce the crosstalk of left eye and eye image；For another example：The method being scanned using segmented backlight, that is,：Segmented backlight pair
Answer corresponding viewing area, control this region backlight to open or close according to liquid crystal addressed areas, liquid crystal is addressed to corresponding viewing area
During domain, open the backlight of respective regions, the backlight of other viewing areas is closed, and when the viewing area that backlight is closed, human eye is not
The image in this region can be seen, therefore, the corresponding viewing area of any one section of backlight, in a upper image addressing backlight open, extremely
Backlight open again when next image addressing arrives, there is backlight in a period of time is place's closed mode, when backlight is closed
LCD screen no image shows, decreases overlapping between an image and next figure, namely：Under 3D dispaly state, mitigate
Between left-eye image and eye image overlapping, reduce the crosstalk of left-eye image and eye image.
During present inventor's technical scheme in realizing the embodiment of the present application, at least find to deposit in prior art
In following technical problem：
Due to, in prior art, reducing the main method of crosstalk in shutter 3D Display Technique, first, adopt 240Hz refreshing
The method of insertion black frame insertion signals or gray signal in the display image of frequency liquid crystal display, the liquid crystal display using 240Hz to drive display
Left eye and right eye 120Hz 3D rendering, need to carry out 2 process of frequency multiplication to display image, but show switching to 60Hz 2D
When showing, 240Hz refreshing frequency is too high, can bring the problems such as hangover or ghost, the liquid crystal display design cost of 240Hz is too high simultaneously,
Realizing what 3D showed, refreshing frequency is too high for therefore 240Hz liquid crystal display, and design cost wastes；Second, being swept using segmented backlight
The method retouched, employs side backlight source, and the backlight in backlight open region can affect the brightness that adjacent backlight closes closed region,
Make adjacent backlight close the afterimage that closed region still can have display image, also can there is left-eye image and eye image
Between overlap, eliminate cross-interference issue effect on driving birds is not good, therefore, using segmented backlight scanning method solve cross-interference issue effect
Fruit is not good, and the design cost that segmented backlight controls is higher, also result in the waste of cost.
Because prior art solves in 3D crosstalk technical problem, wherein, using the design brush of 240Hz liquid crystal display black frame inserting method
Newly too high and segmented backlight scan method solves the not good technical problem of crosstalk effect, there is design cost simultaneously and wastes.
Content of the invention
The application provides the method and system that a kind of image shows, using a kind of low refreshing frequency display screen, existing to solve
There is technology to solve in 3D crosstalk technical problem, wherein, the too high and segmentation back of the body is refreshed using the design of 240Hz liquid crystal display black frame inserting method
Light scan method solves the not good technical problem of crosstalk effect, and avoids design cost to waste.
For realizing upper described goal of the invention, the embodiment of the present application one side provides a kind of method of display image, application
In the electronic equipment including display screen, methods described includes：
Obtain a 3D rendering frame, wherein, described 3D rendering frame comprises：Left eye image data and right eye image data；By institute
The refreshing one frame display image control signal frequency stating display screen is promoted to the second value of the first value twice by former first value；It is based on
A described 3D rendering frame carries out refreshing with described second value on described display screen and is shown as four two field pictures, wherein, in the first frame
In image display periods, in the described left-eye image showing that screen display is obtained based on described left eye image data；In the second frame
In image display periods, in the described black field picture showing that screen display is obtained based on black rank signal；Show in the 3rd two field picture
In cycle, in the described eye image showing that screen display is obtained based on described right eye image data；Show in the 4th two field picture
In cycle, in the described black field picture showing that screen display is obtained based on black rank signal.
On the other hand, the embodiment of the present application additionally provides a kind of display device of display image, and described display device includes：
Receiving unit, for receiving a 3D rendering frame, wherein, described 3D rendering frame comprises：Left eye image data and right eye
View data；Drive signal unit, is connected with described processing unit, for by the refreshing one frame display image control of described display screen
Signal frequency processed is promoted to the second value of twice by former first value；Display screen driver element, is connected with described drive signal unit,
It is shown as four two field pictures for a described 3D rendering frame is carried out refreshing with second value on described display screen；Display screen, with institute
State display screen driver element to be connected, for, within a described 3D rendering frame display cycle, showing four two field pictures, wherein, first
In the two field picture display cycle, in the described left-eye image showing that screen display is obtained based on described left eye image data；Second
In the two field picture display cycle, in the described black field picture showing that screen display is obtained based on black rank signal；Show in the 3rd two field picture
Show in the cycle, the eye image being obtained based on described right eye image data in described display screen display；Show in the 4th two field picture
Show in the cycle, the black field picture being obtained based on black rank signal in described display screen display.
Yet another aspect, the embodiment of the present application also provides a kind of TV, including：Casing, is arranged on described display screen；Letter
Number process circuit, is connected with external input signal, and process signal is sent into and shown in display device；Power supply circuits, with display device
It is connected, for providing power supply for described display device；And described display device.
By the technical scheme in one or more of the embodiment of the present application embodiment, following technology at least can be obtained
Effect：
First, technical scheme is passed through to realize being shown as left-eye image, black successively in display screen by a 3D rendering frame
Field picture, eye image and black field picture, during left-eye image and eye image show, insertion is black for technical scheme
Field picture shows, makes image residue reparation when display left-eye image or eye image, mitigates left（Right）Eye pattern is as show image
Residual and the right side（Left）Eye pattern disturbs as ghost image, solves in prior art left-eye image and eye image crosstalk on a display screen
Technical problem, realizes mitigating the ghost image technique effect showing 3D image on a display screen.
Second, using a kind of low refreshing frequency display screen, by by the refreshing one frame display image control signal of display screen
Frequency is promoted to twice value by initial value, and the display screen solving low refreshing frequency cannot solve string by inserting black signal or gray signal
The technical problem disturbed, reaches the black frame insertion signals of low refresh rate display screen or gray signal solves the technique effect of crosstalk.Meanwhile, solve
Solve prior art solve 3D crosstalk technical problem in, wherein, using 240Hz liquid crystal display black frame inserting method design refresh too high and
Segmented backlight scan method solves the not good technical problem of crosstalk effect, and avoids design cost to waste.
Brief description
The method flow diagram that a kind of image of Fig. 1 embodiment one shows；
The method flow diagram implementing of step S13 in Fig. 2 embodiment one；
Also included method flow diagram before step S11 in Fig. 3 embodiment one；
One of Fig. 4 embodiment two display device block schematic illustration；
1G1D liquid crystal panel configuration diagram in Fig. 5 embodiment two；
Gate drivers control sequential under 1G1D liquid crystal panel framework 3D pattern in Fig. 6 embodiment two；
A kind of 2D display device block schematic illustration in Fig. 7 embodiment two；
Gate drivers control sequential under 1G1D liquid crystal panel framework 2D pattern in Fig. 8 embodiment two；
2G1D liquid crystal panel configuration diagram in Fig. 9 embodiment three；
Gate drivers control sequential under 2G1D liquid crystal panel framework 3D pattern in Figure 10 embodiment three；
Gate drivers control sequential under 2G1D liquid crystal panel framework 2D pattern in Figure 11 embodiment three;
Specific embodiment
The embodiment of the present application is passed through to provide a kind of method and apparatus of display image, to solve existing shutter 3D display skill
Art is being realized during 3D shows, human eye can feel image ghost image, that is,：Left eye and the technical problem of eye image crosstalk, simultaneously
Also the design cost solving prior art mitigation cross-interference issue is too high, and the technical problem that design cost wastes is realized rationally setting
Count into original solution crosstalk purpose.
Technical scheme in the embodiment of the present application is to solve above-mentioned technical problem, and general thought is as follows：
To when obtaining the 3D rendering frame comprising left eye image data and right eye image data and showing, by display screen brush
A new frame display image control signal frequency improves the twice value of initial value, is shown as four two field pictures, wherein, first on a display screen
Frame display image is left-eye image, and the second frame display image is black field picture, and the 3rd frame display image is eye image, the 4th frame
Display image is black field picture.
In the technical scheme of the application, during left-eye image and eye image show, insert black field picture and show,
Make image residue reparation when display left-eye image or eye image, mitigate left（Right）Eye pattern is as show image residual and the right side（Left）
Eye pattern as shown in ghost image interference, the technology solving left-eye image and eye image crosstalk on a display screen in prior art asks
Topic, mitigates the ghost image technique effect of display 3D image, meanwhile, solves prior art and solves in 3D crosstalk technical problem, its
In, the design refreshing using 240Hz liquid crystal display black frame inserting method is too high and segmented backlight scan method solution crosstalk effect is not good
Technical problem, and avoid design cost to waste.
In order that the technical staff in the technical field of the invention is more clearly understood that the present invention, below in conjunction with the accompanying drawings,
By specific embodiment, the technical scheme in the embodiment of the present application is described in detail.
Embodiment one：
The present embodiment provides a kind of method that image shows.The method is applied in image display device, in practice, institute
Stating image display device can be TV, or Internet video playback equipment etc..In the embodiment of the present application, described image is shown
Device is illustrated with 1920*1080/120Hz LCD TV for an example.
As shown in figure 4, the image display device of the method application in embodiment one, including：
Receiving unit 101, for receiving 60Hz mono- 3D rendering frame, wherein, described 3D rendering frame comprises：Left eye image data
And right eye image data；
Drive signal unit 103, is connected with described receiving unit 101, for by the refreshing frequency of described display screen 105 by
Former first value 120Hz is promoted to second value 240Hz of the first value 120Hz twice；
Display screen driver element 104, is connected with described drive signal unit 103, for by described 60Hz mono- 3D rendering frame
Described display screen 105 carries out refreshing with the refreshing frequency of described second value 240Hz and is shown as four two field pictures；
Display screen 105, drives single 104 to be connected with described display screen, in the described 60Hz mono- 3D rendering frame display cycle
In 1/60s, show four two field pictures, wherein,
In the first two field picture display cycle 1/240s, 105 displays on described display screen are based on described left-eye image number
According to the left-eye image obtaining；
In the second two field picture display cycle 1/240s, described display screen 105 shows based on the acquisition of black rank signal
Black field picture；
In the 3rd two field picture display cycle 1/240s, display on described display screen 105 is based on described eye image number
According to the eye image obtaining；
In the 4th two field picture display cycle 1/240s, described display screen 105 shows based on the acquisition of black rank signal
Black field picture.
In the present embodiment, in the first two field picture display cycle 1/240s, on described display screen, 105 displays are based on described
The left-eye image that left eye image data obtains, in the 3rd two field picture display cycle 1/240s, shows on described display screen 105
The eye image being obtained based on described right eye image data, wherein, the DISPLAY ORDER of described left-eye image and described eye image
Can exchange, equal technique effect can be obtained.
As shown in figure 1, a kind of method that image shows, including：
Step S11:Obtain 60Hz mono- 3D rendering frame, wherein, described 3D rendering frame comprises：Left eye image data and right eye
View data；
Step S12：The refreshing frequency of described display screen 105 is promoted to the first value 120H twice by former first value 120Hz
Second value 240Hz；
Step S13：Described 60Hz mono- 3D rendering frame is carried out with second value 240Hz refreshing frequency on described display screen 105
Refresh and be shown as four two field pictures, wherein,
In the first two field picture display cycle 1/240s, display on described display screen 105 is based on described left-eye image number
According to the left-eye image obtaining；
In the second two field picture display cycle 1/240s, described display screen 105 shows based on the acquisition of black rank signal
Black field picture；
In the 3rd two field picture display cycle 1/240s, display on described display screen 105 is based on described eye image number
According to the eye image obtaining；
In the 4th two field picture display cycle 1/240s, described display screen 105 shows based on the acquisition of black rank signal
Black field picture.
Further, in step s 13, described in the second two field picture display cycle 1/240s, in described display screen 105
The black field picture that upper display is obtained based on black rank signal, can be also：
In the second two field picture display cycle 1/240s, described display screen 105 shows based on the acquisition of black rank signal
Black field picture, closes display backlight；
Described in the 4th two field picture display cycle 1/240s, described display screen 105 shows and is obtained based on black rank signal
The black field picture obtaining, can be also：
In the 4th two field picture display cycle 1/240s, described display screen 105 shows based on the acquisition of black rank signal
Black field picture, closes display backlight.
In the present embodiment, realizing during 3D shows, when showing left-eye image on display screen 105, the 3D of coupling is fast
Peephole mirror left eyeglass lens open, right eye eyeglass is closed, when display screen 105 shows black field picture, described glasses
Left eye and right eye eyeglass simultaneously close off, and when showing eye image on display screen 105, described glasses right eye eyeglass is opened, left
Lens is closed, so, when showing black field picture on a display screen, the described left eye of glasses and right eye eyeglass simultaneously close off,
Show that black field picture is not required to want that human eye receives it is therefore an objective to make image residue reparation when display left-eye image or eye image,
Mitigate left（Right）Eye pattern is as show image residual and the right side（Left）Eye pattern as shown in ghost image interference, therefore be shown as on display screen 105
During black field picture, backlight can also be closed, equally can reach above-mentioned purpose, due to showing the one of 3D rendering in display screen 105
In half time cycle, show black field picture, when selecting to close backlight, can save energy the technique effect of nearly half.
So, in the present embodiment, in the second two field picture display cycle 1/240s, described display screen 105 shows
Time schedule controller is produced based on described display screen 105 and produces the black field picture that black rank signal obtains, and/or show in the 4th two field picture
Show in cycle 1/240s, described display screen 105 show the black field picture that black rank signal obtains is produced based on time schedule controller,
When implementing the application, can select to close the technical scheme of backlight it is also possible to select not closing backlight.Wherein, select to close the back of the body
Light, can reach the technique effect of the nearly half of energy-conservation, but need backlight control optimal with the cooperation of 3D glasses matching timing, otherwise can give
The people wearing 3D viewing brings some flickerings；Select not closing backlight, embodiment is simpler, can avoid above-mentioned flicker
Sense.
Further, in step s 11, after described step obtains 60Hz mono- 3D rendering frame, specifically also include：
Based on the described left eye image data comprising in described 60Hz mono- 3D rendering frame and described right eye image data, obtain
1920*1080 display image data,
Wherein, obtain the described display image upper half field data of 1920*540 based on described left eye image data, based on institute
State the described display image lower half field data that right eye image data obtains 1920*540.
Further, in step s 12, the refreshing frequency of described display screen 105 is promoted to two by former first value 120Hz
Second value 240Hz again, specifically also includes：
By in former field sync signal pulse a cycle, recurring rising edge of a pulse twice, produce the first pulse
Rising edge and the second rising edge of a pulse, field signal refreshing frequency is improved to twice value 240Hz by former 120Hz.
Further, in conjunction with step S13, as shown in Fig. 2
Step S41:One line-pulse signal rising edge occur when, control simultaneously described display screen 105 jth odd-numbered line and
Jth+1 row gate drivers, make to open jth odd number and jth+1 row gate line simultaneously, send into display image a line display data and exist
Display screen display, wherein j is the odd number more than or equal to 1；
Step S42：When the first rising edge of a pulse occurs, the left-eye image or described that described left eye image data is obtained
The eye image that right eye image data obtains shows on described display screen 105；
Step S43：When the second rising edge of a pulse occurs, by the black field picture being obtained based on black rank signal in described display
Show on screen 105.
Further, step S43, specially：
When the second rising edge of a pulse occurs, based on the black rank drive signal of time schedule controller circuit direct access, described black
Rank drive signal is sent into and is shown black field picture on display screen 105.
In the present embodiment, take the refreshing one frame display image control signal frequency of liquid crystal display by initial value 120Hz improve to
The 240Hz of doubled frequency, and keep liquid crystal display row grid control signal frequency to keep constant frequency doubling technology, a row grid control
Signal processed controls two row gate drivers simultaneously, so that a line grid control signal opens continuous two row gate lines simultaneously, same
Two row that row view data is admitted to display screen 105 carry out refreshing display, and therefore, the half-court view data of 1920*540 is permissible
Complete a two field picture in display screen 105 display to show.
Wherein, within the described 60Hz mono- 3D rendering frame display cycle, four two field pictures are shown on display screen 105, first
The described display image upper half field data of 1920*540 in the two field picture display cycle, is obtained based on described left eye image data,
It is shown as a frame left-eye image in display screen 105 display；Within the second two field picture display cycle, produced based on described time schedule controller
Raw black rank drive signal, described black rank drive signal is sent into and is shown as black field picture on display screen 105；In the 3rd two field picture
In display cycle, obtain the described display image lower half field data of 1920*540 based on described right eye image data, in display screen
It is shown as a frame eye image in 105 displays；Within the 4th two field picture display cycle, black rank is produced based on described time schedule controller
Drive signal, described black rank drive signal is sent into and is shown as black field picture on display screen 105.
The refreshing one frame display image control signal frequency of above-mentioned employing liquid crystal display is improved to doubled frequency by initial value 120Hz
240Hz, and keep liquid crystal display row grid control signal frequency to keep constant frequency doubling technology, a line grid control signal controls
Two row gate drivers, different from frequency doubling technology in prior art, wherein, and frequency doubling technology in the prior art, take liquid
The refreshing one frame display image control signal frequency of brilliant screen doubles, the row grid control signal frequency of corresponding liquid crystal display
Improve the row gate drivers often gone respectively to the twice of initial value, newline grid control signal.The row field frequency of prior art is same
When frequency multiplication frequency doubling technology, need by data line send into two row display when, recur in continuous very short time and go twice
Pulse, makes two row gate lines open in very short time, but above-mentioned very short time still can existence time poor, control sequential become
Complicated, also result in what cycle of adjacent lines grid control signal pulse differed, and in the present embodiment, above-mentioned employing liquid simultaneously
The refreshing one frame display image control signal frequency of brilliant screen is improved to doubled frequency by initial value, and keeps liquid crystal display row grid to control
Signal frequency keeps constant frequency doubling technology, and a line grid control signal controls two row gate drivers, and its row grid controls
The sequential of signal is constant, and method to set up is simple.
Wherein, in second or the 4th in the two field picture display cycle, black rank drive signal is produced based on described time schedule controller,
Described black rank drive signal is sent into and is shown as black field picture on display screen 105, this technical scheme make use of display screen 105 when
Sequence controller itself can produce GTG drive signal, there is provided black rank drive signal is directly shown as black field on display screen 105
Image.Different from black insertion technology solution crosstalk in prior art, in the prior art, black field insertion image is derived from mainboard and processes
The black image display data generating, is sent into time schedule controller together with display image data and carries out data processing, in display screen
Black field picture is shown on 105.The black insertion technology of the present embodiment, produces black rank signal using time schedule controller itself, simplifies insertion
The step of black field display image, makes black plug handling process become simple, has significant substantial advance.
Further, before described step S11, as shown in figure 3, can also include：
Step S111：When obtaining a 2D picture frame, a described 2D image carries out picture frame two process of frequency multiplication, to generate the
One two field picture frame data and the second frame image data；
Step S112：A described 2D picture frame carries out refreshing display with the first value refreshing frequency on described display screen 105
For two field pictures, wherein,
Within the first two field picture display cycle, display on described display screen 105 is based on described first two field picture frame data
The first two field picture obtaining；
Within the second two field picture display cycle, described display screen 105 shows based on described second two field picture acquisition
Second two field picture.
In the present embodiment, may also provide two kinds of display patterns, when obtaining a 3D rendering frame, show 3D display pattern,
Black field insertion image shows, the refreshing one frame display image control signal frequency of display screen is improved by 120Hz to the two of initial value
Two row that the same data line of value 240Hz, and display image again sends into display screen carry out refreshing display, are shown as four in display screen
Two field picture；When obtaining a 2D picture frame, show 2D display pattern, a 2D picture frame is carried out at the image frequency multiplication of two frequencys multiplication
Reason, to generate the two field pictures of the first two field picture and the second picture frame, carries out refreshing display, this reality with refreshing frequency for 120Hz
Apply and switch between the achievable two kinds of different modes of 2D and 3D of example, make under 2D pattern, to keep original refreshing frequency constant, by
Under 2D, the refreshing frequency of 120Hz is sufficient for refresh requirements, if forcing for refreshing frequency to be promoted to 240Hz, meeting under 2D
Bring streaking and the problem of ghost, so, keep the refreshing frequency of original display screen constant in 2D pattern, it is to avoid strong
System lifting refreshing frequency brings the hangover of 2D image and the problem of ghost.
Implement two：
So that display panel pixel is for 1920*1080/120Hz LCD TV as a example, in Fig. 5 the embodiment of the present application two
1G1D liquid crystal panel configuration diagram, as shown in figure 5, wherein, red, green, blue that S1, S2, S3, S4, S5 are corresponding in turn to, red, green
Pixel column.
As indicated at 4, a kind of display device of display image, including：
Receiving unit 101, for receiving 60Hz mono- 3D rendering frame, wherein, described 3D rendering frame comprises：Left eye image data
And right eye image data；
Drive signal unit 103, is connected with receiving unit 101, for scheming the refreshing one frame display of described display screen 105
As control signal frequency is promoted to second value 240Hz of the first value twice by former first value 120Hz；
Display screen driver element 104, is connected with described drive signal unit 103, for by described 60Hz mono- 3D rendering frame
Described display screen 105 carries out refreshing with the refreshing frequency of second value 240Hz and is shown as four two field pictures；
Display screen 105, drives single 104 to be connected with described display screen, in the described 60Hz mono- 3D rendering frame display cycle
In 1/60s, show four two field pictures, wherein,
In the first two field picture display cycle 1/240s, display on described display screen 105 is based on described left-eye image number
According to the left-eye image obtaining；
In the second two field picture display cycle 1/240s, described display screen 105 shows based on the acquisition of black rank signal
Black field picture；
In the 3rd two field picture display cycle 1/240s, display on described display screen 105 is based on described eye image number
According to the eye image obtaining；
In the 4th two field picture display cycle 1/240s, described display screen 105 shows based on the acquisition of black rank signal
Black field picture.
Further, described display screen 105, it may also be used for：
In the second two field picture display cycle 1/240s, obtained based on black rank signal for showing on described display screen 105
The black field picture obtaining, closes display screen 105 backlight；
In the 4th two field picture display cycle 1/240s, obtained based on black rank signal for showing on described display screen 105
The black field picture obtaining, closes display screen 105 backlight.
Further, described receiving unit 101, is specifically additionally operable to：
Based on the described left eye image data comprising in described 60Hz mono- 3D rendering frame and described right eye image data, obtain
The display image data of 1920*1080；
Wherein, obtain the described display image upper half field data of 1920*540 based on described left eye image data, based on institute
State the described display image lower half field data that right eye image data obtains 1920*540.
Further, described drive signal unit 103, specifically also includes：
For by former field sync signal pulse a cycle, recurring rising edge of a pulse twice, producing first
Rising edge of a pulse and the second rising edge of a pulse, field signal refreshing frequency are improved to the twice of former field signal refreshing frequency 120Hz
Value 240Hz.
Further, described drive signal unit 103, specifically also includes：
For when a line-pulse signal rising edge occurs, controlling described display screen 105 jth odd-numbered line and jth+1 simultaneously
Row gate drivers, make to open jth odd number and jth+1 row gate line simultaneously, send into display image a line display data in display
Screen display, wherein j are the odd number more than or equal to 1；
For when the first rising edge of a pulse occurs, by the left-eye image of described left eye image data acquisition or described right eye
The eye image that view data obtains shows on described display screen 105；
For when the second rising edge of a pulse occurs, by the black field picture being obtained based on black rank signal in described display screen
Show on 105.
In this enforcement, as shown in fig. 6, gate drivers control sequential under 1G1D liquid crystal panel framework 3D pattern, first
When row signal pulse CPV arrives, gate drivers Continuous Drive two row gate lines G 1 and G2, second row signal pulse CPV arrives
When coming, gate drivers Continuous Drive two row gate lines G 3 and G4, the like, it is, a row signal pulse CPV, with
When driving two rows gate line, when sending into a line display image data, make a line display image data aobvious on two row of display screen
Show.So, the liquid crystal display of 1920*1080, the image data of 1920*540 completes display screen 105 1 two field picture and shows.
Further, as shown in fig. 7, described device, also include：
2D and 3D mode switch element 102, are connected with receiving unit 101, for when obtaining a 2D picture frame, starting 2D
Pattern, or when obtaining a 3D rendering frame, start 3D pattern；
Described receiving unit 101, is under 2D pattern, is additionally operable to receive a 2D picture frame, and a described 2D image is carried out
Picture frame two process of frequency multiplication, to generate the first two field picture frame data and the second frame image data；
Display screen driver element 104, is under 2D pattern, is additionally operable to a described 2D picture frame in described display screen 105
On refreshing carried out with the first value refreshing frequency be shown as two field pictures,；
Display screen 105, is under 2D pattern, is additionally operable within the first two field picture display cycle, on described display screen 105
The first two field picture that display is obtained based on described first frame image data；
Within the second two field picture display cycle, described display screen 105 shows based on described second two field picture acquisition
Second two field picture.
In this enforcement, such as Fig. 8, gate drivers control sequential under 1G1D liquid crystal panel framework 2D pattern, during display image
The liquid crystal molecule of display screen is driven to carry out refreshing display, when the first line-pulse signal CPV arrives, gate driver drive line by line
Corresponding a line gate lines G 1, sequentially into, the second line-pulse signal CPV arrives, gate driver drive corresponding a line gate lines G 2,
The like.It is, the LCDs of 1920*1080, need the display image data of 1920*1080 just can complete to show
One frame display image of screen 105.
In addition, in the present embodiment, also providing a kind of TV, it includes：
Casing, is arranged on described display screen；
Signal processing circuit, is connected with external input signal, and process signal is sent into and shown in display device；
Power supply circuits, are connected with display device, for providing power supply for described display device；And
Arbitrary described display device in the present embodiment.
Embodiment three：
So that display panel pixel is for 1920*1080/120Hz LCD TV as a example, in Fig. 9 the embodiment of the present application three
2G1D liquid crystal panel configuration diagram, as shown in figure 9, wherein, when driving image display, gate drivers simultaneously drive two row
Gate line, red, green, blue that S1, S2, S3, S4, S5 are corresponding in turn to, red, green pixel row.
As indicated at 4, a kind of display device of display image, including：
Receiving unit 101, for receiving 60Hz mono- 3D rendering frame, wherein, described 3D rendering frame comprises：Left eye image data
And right eye image data；
Drive signal unit 103, is connected with described receiving unit 101, for showing refreshing one frame of described display screen 105
Show that graphics control signals frequency is promoted to second value 240Hz of the first value 120Hz twice by former first value 120Hz；
Display screen driver element 104, is connected with described drive signal unit 103, for by described 60Hz mono- 3D rendering frame
Described display screen carries out refreshing with the refreshing frequency of described second value 240Hz and is shown as four two field pictures；
Display screen 105, is connected with described display screen driver element 104, for showing week in described 60Hz mono- 3D rendering frame
In phase 1/60s, show four two field pictures, wherein,
In the first two field picture display cycle 1/240s, 105 displays on described display screen are based on described left-eye image number
According to the left-eye image obtaining；
In the second two field picture display cycle 1/240s, described display screen 105 shows based on the acquisition of black rank signal
Black field picture；
In the 3rd two field picture display cycle 1/240s, display on described display screen 105 is based on described eye image number
According to the eye image obtaining；
In the 4th two field picture display cycle 1/240s, described display screen 105 shows based on the acquisition of black rank signal
Black field picture.
Further, described display screen 105, it may also be used for：
In the second two field picture display cycle 1/240s, obtained based on black rank signal for showing on described display screen 105
The black field picture obtaining, closes display screen 105 backlight；
In the 4th two field picture display cycle 1/240s, obtained based on black rank signal for showing on described display screen 105
The black field picture obtaining, closes display screen 105 backlight.
Further, described receiving unit 101, is specifically additionally operable to：
Based on the described left eye image data comprising in described 60Hz mono- 3D rendering frame and described right eye image data, obtain
The display image data of 1920*1080；
Wherein, obtain the described display image upper half field data of 1920*540 based on described left eye image data, based on institute
State the described display image lower half field data that right eye image data obtains 1920*540.
Further, described drive signal unit 103, specifically includes：
For by former field sync signal pulse a cycle, recurring rising edge of a pulse twice, producing first
Rising edge of a pulse and the second rising edge of a pulse, field signal refreshing frequency is improved to former field signal refreshing frequency 120Hz twice value
240Hz.
Further, described drive signal unit 103, specifically also includes：
For when a line-pulse signal rising edge occurs, control simultaneously 105 jth row of described display screen, jth+1 row,
Jth+2 row and jth+3 row gate drivers, make to open jth row, the grid of jth+1 row, jth+2 row and jth+3 row simultaneously
Line, is simultaneously fed into what a line display image data showed on a display screen, and wherein j is 1,5,9,13 ... the odd numbers analogized；
For when the first rising edge of a pulse occurs, by the left-eye image of described left eye image data acquisition or described right eye
The eye image that view data obtains shows on described display screen 105；
For when the second rising edge of a pulse occurs, by the black field picture being obtained based on black rank signal in described display screen
Show on 105.
In the present embodiment, as shown in Figure 10, when under Figure 10 2G1D liquid crystal panel framework 3D pattern, gate drivers control
Sequence, first row signal pulse CPV, gate drivers Continuous Drive four row gate lines G 1, G2, G3 and G4, second row signal
Pulse CPV, gate drivers Continuous Drive four row gate lines G 5, G6, G7 and G8, the like, it is, a row signal arteries and veins
Rush CPV, simultaneously drive four row gate lines, when sending into a line display image data, make a line display image data in display screen 105
Four row on show.So, the liquid crystal display of 1920*1080, the image data of 1920*540 completes display screen 105 1 frame figure
As display.
Further, as shown in fig. 7, described device, also include：
2D and 3D mode switch element 102, are connected with receiving unit 101, for when obtaining a 2D picture frame, starting 2D
Pattern, or when obtaining a 3D rendering frame, start 3D pattern；
Described receiving unit 101, is under 2D pattern, is additionally operable to receive a 2D picture frame, and a described 2D image is carried out
Picture frame two process of frequency multiplication, to generate the first frame image data and the second frame image data；
Display screen driver element 104, is under 2D pattern, is additionally operable to a described 2D picture frame in described display screen 105
On refreshing carried out with the first value refreshing frequency be shown as two field pictures,；
Display screen 105, is under 2D pattern, is additionally operable within the first two field picture display cycle, on described display screen 105
The first two field picture that display is obtained based on described first frame image data；
Within the second two field picture display cycle, described display screen 105 shows based on described second two field picture acquisition
Second two field picture.
In this enforcement, such as Figure 11, gate drivers control sequential under 2G1D liquid crystal panel framework 2D pattern, during display image
The liquid crystal molecule of display screen is driven to carry out refreshing display, when the first line-pulse signal CPV arrives, gate driver drive line by line
Corresponding two every trade gate lines G 1 and G2, sequentially into, when the second line-pulse signal CPV arrives, interdependent two row of gate driver drive
Gate lines G 3 and G4, the like.It is, the LCDs of 1920*1080, need the display image number of 1920*1080
According to the frame display image that just can complete display screen 105.
In addition, in the present embodiment, also providing a kind of TV, it includes：
Casing, is arranged on described display screen；
Signal processing circuit, is connected with external input signal, and process signal is sent into and shown in display device；
Power supply circuits, are connected with display device, for providing power supply for described display device；And
Arbitrary described display device in the present embodiment.
By the technical scheme in one or more of the embodiment of the present application embodiment, following technology at least can be obtained
Effect：
First, technical scheme is passed through to add black field picture in former 3D rendering frame, so that a 3D rendering frame is realized
Display screen is shown as left-eye image, black field picture, eye image and black field picture successively, and technical scheme is in left-eye image
During showing with eye image, black field insertion image shows, so that image residue when display left-eye image or eye image is repaiied
Multiple, mitigate left（Right）Eye pattern is as show image residual and the right side（Left）Eye pattern disturbs as ghost image, solves in prior art in display
The technical problem of left-eye image and eye image crosstalk on screen, realizes mitigating the ghost image technology effect showing 3D image on a display screen
Really.
Second, using a kind of low refreshing frequency display screen, by the display refreshing frequency of display screen is promoted to by initial value
The refreshing frequency of twice value, solves the low display screen refreshing frequency and cannot solve the technology of crosstalk by inserting black signal or gray signal
Problem, has reached the equal black frame insertion signals of refresh rate display screen of twice or gray signal solves the technique effect of crosstalk.Meanwhile, solve
Certainly solve prior art and solve in 3D crosstalk technical problem, wherein, refreshed using the design of 240Hz liquid crystal display black frame inserting method too high
And segmented backlight scan method solves the not good technical problem of crosstalk effect, and design cost is avoided to waste.
Although preferred embodiments of the present invention have been described, but those skilled in the art once know basic creation
Property concept, then can make other change and modification to these embodiments.So, claims are intended to be construed to including excellent
Select embodiment and fall into being had altered and changing of the scope of the invention.
Obviously, those skilled in the art can carry out the various changes and modification essence without deviating from the present invention to the present invention
God and scope.So, if these modifications of the present invention and modification belong to the scope of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to comprise these changes and modification.
Claims (13)
1. a kind of method of display image, is applied in the electronic equipment include display screen it is characterised in that methods described bag
Include：
When obtaining a 2D picture frame, a described 2D image carries out picture frame two process of frequency multiplication, to generate the first frame image data
With the second frame image data；
A described 2D picture frame carries out refreshing with the first value refreshing frequency on described display screen and is shown as two field pictures, wherein,
Within the first two field picture display cycle, obtained based on described first two field picture frame data in described display screen display the
One two field picture；
Within the second two field picture display cycle, in the second frame figure based on described second two field picture acquisition for the described display screen display
Picture；
When obtaining a 3D rendering frame, wherein, described 3D rendering frame comprises：Left eye image data and right eye image data；
The refreshing one frame display image control signal frequency of described display screen is promoted to the of the first value twice by former first value
Two-value；
Refreshing is carried out with described second value refresh rate on described display screen based on a described 3D rendering frame and is shown as four two field pictures,
Wherein,
Within the first two field picture display cycle, in the described left eye figure showing that screen display is obtained based on described left eye image data
Picture；
Within the second two field picture display cycle, it is based on black rank signal in described display screen display and obtains black field picture；
Within the 3rd two field picture display cycle, in the described right eye figure showing that screen display is obtained based on described right eye image data
Picture；
Within the 4th two field picture display cycle, it is based on black rank signal in described display screen display and obtains black field picture.
2. method according to claim 1 it is characterised in that described within the second two field picture display cycle, described aobvious
Show that screen display is based on black rank signal and obtains black field picture, can be also：
Within the second two field picture display cycle, in the described black field picture showing that screen display is obtained based on black rank signal, close
Display backlight；
The described black field picture within the 4th two field picture display cycle, being obtained based on black rank signal in described display screen display,
Can be also：
Within the 4th two field picture display cycle, in the described black field picture showing that screen display is obtained based on black rank signal, close
Display backlight.
3. method according to claim 1 is it is characterised in that after described step acquisition one 3D rendering frame, specifically also wrap
Include：
Based on the described left eye image data comprising in a described 3D rendering frame and described right eye image data, obtain display image
Data,
Wherein, described display image upper half field data is obtained based on described left eye image data, based on described right eye image data
Obtain described display image lower half field data.
4. method according to claim 1 is it is characterised in that the described refreshing frequency by described display screen is worth by former first
It is promoted to the second value of twice, specifically include：
By in former field sync signal pulse a cycle, recurring rising edge of a pulse twice, produce the first pulse and rise
Edge and the second rising edge of a pulse, field signal refreshing frequency are improved to the twice value of former field signal refreshing frequency.
5. method according to claim 4 it is characterised in that a described 3D rendering frame on described display screen with second value
Refreshing frequency carries out refreshing and is shown as four two field pictures, specifically includes：
When a line signal pulse rising edge occurs, control described display screen jth odd number and jth+1 row gate drivers simultaneously,
Make to open jth odd number and jth+1 row gate line simultaneously, send into display image a line display data and show on a display screen, wherein j
It is the odd number more than or equal to 1；
When the first rising edge of a pulse occurs, by the left-eye image of described left eye image data acquisition or described right eye image data
The eye image obtaining is in described display screen display；
When the second rising edge of a pulse occurs, by the black field picture being obtained based on black rank signal in described display screen display.
6. method according to claim 5 it is characterised in that described second rising edge of a pulse occur when, will be based on black
The black field picture that rank signal obtains in described display screen display, specially：
When the second rising edge of a pulse occurs, black rank signal is obtained based on time schedule controller circuit, described black rank signal is sent into aobvious
Show the black field picture of screen display.
7. a kind of display device of display image is it is characterised in that described display device includes：
2D and 3D mode switch element, for when obtaining a 2D picture frame, starting 2D pattern, or are obtaining a 3D rendering frame
When, start 3D pattern；
Receiving unit, is under 2D pattern, is additionally operable to receive a 2D picture frame, and a described 2D image is carried out picture frame two frequency multiplication
Process, to generate the first two field picture frame data and the second frame image data；
Display screen driver element, is under 2D pattern, be additionally operable to by a described 2D picture frame on described display screen with the first value
Refreshing frequency carries out refreshing and is shown as two field pictures；
Display screen, is under 2D pattern, is additionally operable within the first two field picture display cycle, is based on institute in described display screen display
State the first two field picture that the first frame image data obtains；
Within the second two field picture display cycle, in the second frame figure based on described second two field picture acquisition for the described display screen display
Picture；
Described receiving unit, for receiving a 3D rendering frame, wherein, described 3D rendering frame comprises：Left eye image data and right eye
View data；
Drive signal unit, is connected with described receiving unit, for the refreshing one frame display image of described display screen is controlled letter
Number frequency is promoted to the second value of twice by former first value；
Described display screen driver element, is connected with described drive signal unit, for by a described 3D rendering frame in described display
On screen, refreshing is carried out with the refresh rate of second value and be shown as four two field pictures；
Described display screen, is connected with described display screen driver element, for, within a described 3D rendering frame display cycle, showing four
Two field picture, wherein,
Within the first two field picture display cycle, in the described left eye figure showing that screen display is obtained based on described left eye image data
Picture；
Within the second two field picture display cycle, in the described black field picture showing that screen display is obtained based on black rank signal；
Within the 3rd two field picture display cycle, in the described right eye figure showing that screen display is obtained based on described right eye image data
Picture；
Within the 4th two field picture display cycle, in the described black field picture showing that screen display is obtained based on black rank signal.
8. device according to claim 7 is it is characterised in that described display screen, it may also be used for：
Within the second two field picture display cycle, for the black field picture being obtained based on black rank signal in described display screen display,
Close display backlight；
Within the 4th two field picture display cycle, for the black field picture being obtained based on black rank signal in described display screen display,
Close display backlight.
9. device according to claim 7, it is characterised in that described receiving unit, is specifically additionally operable to：
Based on the described left eye image data comprising in a described 3D rendering frame and described right eye image data, obtain display image
Data,
Wherein, described display image upper half field data is obtained based on described left eye image data, based on described right eye image data
Obtain described display image lower half field data.
10. device according to claim 7, it is characterised in that described drive signal unit, is specifically additionally operable to：
By in former field sync signal pulse a cycle, recurring rising edge of a pulse twice, produce the first pulse and rise
Edge and the second rising edge of a pulse, field signal refreshing frequency are improved to the twice value of former field signal refreshing frequency.
11. devices according to claim 10, it is characterised in that described drive signal unit, specifically include：
When a line signal pulse rising edge occurs, control described display screen jth odd number and jth+1 row gate drivers simultaneously,
Make to open jth odd number and jth+1 row gate line simultaneously, send into display image a line display data and show on a display screen, wherein j
It is the odd number more than or equal to 1；
When the first rising edge of a pulse occurs, by the left-eye image of described left eye image data acquisition or described right eye image data
The eye image obtaining is in described display screen display；
When the second rising edge of a pulse occurs, by the black field picture being obtained based on black rank signal in described display screen display.
12. devices according to claim 11, it is characterised in that described drive signal unit, specifically also include：
Time schedule controller, for when the second rising edge of a pulse occurs, obtaining black rank signal, wherein, described black rank signal being sent
Enter to show the black field picture of screen display.
A kind of 13. TVs are it is characterised in that include：
Display device described in claim 7 to 12 any one；
Casing, is arranged on described display screen；
Signal processing circuit, is connected with external input signal, and process signal is sent into and shown in display device；And
Power supply circuits, are connected with display device, for providing power supply for described display device.
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| CN109032541B (en) * | 2017-06-09 | 2021-11-02 | 京东方科技集团股份有限公司 | Refresh rate adjusting method and assembly, display device and storage medium |
| US10690980B2 (en) | 2017-12-18 | 2020-06-23 | Shenzhen China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Array substrate and driving method thereof and liquid crystal panel |
| CN108008585A (en) * | 2017-12-18 | 2018-05-08 | 深圳市华星光电半导体显示技术有限公司 | Array base palte and its driving method, liquid crystal panel |
| CN114501096A (en) * | 2020-10-27 | 2022-05-13 | 西安钛铂锶电子科技有限公司 | Image display method, image display device, and image display system |
| TWI761064B (en) * | 2021-02-04 | 2022-04-11 | 瑞昱半導體股份有限公司 | Control circuit and control method applied to display panel |
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