CN108898959A - Spliced display device and its display methods - Google Patents
Spliced display device and its display methods Download PDFInfo
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- CN108898959A CN108898959A CN201810839490.2A CN201810839490A CN108898959A CN 108898959 A CN108898959 A CN 108898959A CN 201810839490 A CN201810839490 A CN 201810839490A CN 108898959 A CN108898959 A CN 108898959A
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- 230000001447 compensatory effect Effects 0.000 claims abstract description 85
- 230000002708 enhancing effect Effects 0.000 claims abstract description 9
- 230000001154 acute effect Effects 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000008569 process Effects 0.000 description 11
- 238000010586 diagram Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 230000001965 increasing effect Effects 0.000 description 5
- 230000002688 persistence Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
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- 238000012986 modification Methods 0.000 description 2
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- 210000001328 optic nerve Anatomy 0.000 description 1
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/302—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements
- G09F9/3026—Video wall, i.e. stackable semiconductor matrix display modules
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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
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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
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/02—Composition of display devices
- G09G2300/026—Video wall, i.e. juxtaposition of a plurality of screens to create a display screen of bigger dimensions
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Abstract
The invention discloses a kind of spliced display device and its display methods, display device includes the corresponding sub-viewing areas of sub- display unit, corresponding first non-display area of splicing seams and the first luminance compensation unit, sub-viewing areas includes the first compensatory zone close with the first non-display area and disposed in parallel, the width of first compensatory zone is not less than the first non-display area, and spliced display device is moved back and forth along the predefined paths for being parallel to display surface；First compensatory zone is used to cover the first non-display area mobile dark space picture formed during spliced display device is mobile, first luminance compensation unit is used for when the first compensatory zone covers the dark space picture that the first non-display area is formed, the brightness enhancing of the first compensatory zone of control.The present invention can eliminate the blanking bar region on picture caused by the movement of splicing seams region, help to realize the picture continuity of spliced display device by carrying out luminance compensation to the corresponding region of splicing seams in display picture.
Description
Technical field
The present invention relates to tiled display technical field more particularly to a kind of spliced display devices and its display methods.
Background technique
To meet display panel tiled display needs, existing splicing focuses on the side for being dedicated to reducing display device
Frame enables spliced display device to have better and continuous with the splicing side seam reduced between display device as far as possible
Display effect.
However, as long as display device there are entity splicing seams, must be directed to splicing when display device carries out tiled display
Side seam is handled, which generally comprises：Cutting out for image side seam is carried out for splicing side seam, makes to show that picture is being spelled
There can be continuous display effect at edge fit seam；Due to above-mentioned display scene cuts, and will lead to some algorithm need in stitching portion
Specially treated is carried out, such as first to carry out image synergy algorithm process comprising the display image for splicing side seam size, then is shown
Show side seam cut and the engagement of image, although can make under this processing mode show image continuity improved,
The picture material being cut at display side seam can not be effectively avoided to incur loss.In addition, not cut for display side seam
Under the premise of processing, though the display mode of stitching image can be simplified, apparent picture displacement effect can be formed at display side seam
Fruit makes to show that image generates apparent discontinuity.
Therefore, it when existing display device carries out tiled display, is calculated in addition to will increase display contents processing and image synergy
The degree of difficulty of method practical operation can also require to make corresponding processing, make to show when splicing side seam size changes every time
The content of diagram picture can have preferable continuity at display side seam, not can avoid the picture material being cut at display side seam but
It incurs loss.
Summary of the invention
It in view of the shortcomings of the prior art, can the present invention provides a kind of spliced display device and its display methods
To improve the influence for even completely eliminating splicing side seam to display effect, continuously displaying for picture is realized.
In order to achieve the above purpose, present invention employs the following technical solutions：
A kind of spliced display device is spliced by least two sub- display units, including each sub- display list
Corresponding first non-display area of splicing seams between the corresponding sub-viewing areas of member, two adjacent sub- display units and the
One luminance compensation unit, the sub-viewing areas include the first compensation close with first non-display area and disposed in parallel
Region, the width of first compensatory zone are not less than first non-display area, and the spliced display device is along parallel
It is moved back and forth in the predefined paths of display surface；First compensatory zone is used for the process mobile in the spliced display device
The middle mobile dark space picture formed of covering first non-display area, first luminance compensation unit are used for described first
When compensatory zone covers the dark space picture that first non-display area is formed, the brightness for controlling first compensatory zone increases
By force.
As one of embodiment, the sub-viewing areas includes second of the frame close to the sub- display unit
Compensatory zone, second compensatory zone are used to control second compensation during spliced display device is mobile
The brightness in region enhances.
As one of embodiment, the length of the moving direction of the spliced display device and the sub- display unit
Side/short side is vertical, and second compensatory zone is parallel to long side/short side of the sub- display unit.
As one of embodiment, the shift length that the sub- display unit moves in the same direction is not less than described
The width of splicing seams.
As wherein another embodiment, the long side of the moving direction of the sub- display unit and the sub- display unit
Or the angle of short side is acute angle, second compensatory zone includes the first son compensation for being parallel to the long side of the sub- display unit
Regional peace row is in the second sub- compensatory zone of the short side of the sub- display unit.
As one of embodiment, each sub- display unit includes one close to first non-display area
First compensatory zone in domain.
Another object of the present invention is to provide a kind of display methods of spliced display device, including：
The spliced display device is moved back and forth along predefined paths, the spliced display device is aobvious by least two sons
Show that unit spliced forms, the sub- display unit has sub-viewing areas, the splicing seams between two adjacent sub- display units
Corresponding region is the first non-display area；
First compensatory zone of group display unit covers between two adjacent sub- display units described first non-aobvious
When showing the dark space picture that region movement is formed, the brightness enhancing of first compensatory zone is controlled.
As one of embodiment, the display methods of the spliced display device further includes：
During the spliced display device is mobile, when the second compensatory zone covers the side of the sub- display unit
When the dark space picture that frame is formed, the brightness enhancing of second compensatory zone is controlled.
As one of embodiment, the length of the moving direction of the spliced display device and the sub- display unit
Side/short side is vertical, and second compensatory zone is parallel to long side/short side of the sub- display unit.
As one of embodiment, the long side of the moving direction of the sub- display unit and the sub- display unit or
The angle of short side is acute angle, and second compensatory zone includes the first sub- compensating basin for being parallel to the long side of the sub- display unit
The second sub- compensatory zone in domain and the short side for being parallel to the sub- display unit.
Display device of the invention is spliced by multiple sub- display units, and spliced display device edge is parallel to display surface
The predefined paths in direction rapidly move back and forth, and by carrying out luminance compensation to the corresponding region of splicing seams in display picture, make
Its brightness is consistent with other regions, so as to eliminate the mobile blanking bar region caused on picture in splicing seams region；Meanwhile passing through
Luminance compensation is carried out to the boundary on sub- display unit, can further eliminate the blanking bar on the mobile bring picture of frame black surround
Region, to realize the picture continuity of spliced display device.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of spliced display device of the embodiment of the present invention 1；
Fig. 2 a is a kind of display area schematic diagram of spliced display device of the embodiment of the present invention 1；
Fig. 2 b is a kind of display process schematic of spliced display device of the embodiment of the present invention 1；
Fig. 2 c is a kind of display methods schematic diagram of spliced display device of the embodiment of the present invention 1；
Fig. 3 a is a kind of display area schematic diagram of spliced display device of the embodiment of the present invention 2；
Fig. 3 b is a kind of display process schematic of spliced display device of the embodiment of the present invention 2；
Fig. 4 a is a kind of display area schematic diagram of spliced display device of the embodiment of the present invention 3；
Fig. 4 b is a kind of display process schematic of spliced display device of the embodiment of the present invention 3.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, with reference to the accompanying drawings and embodiments, right
The present invention is further described.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and do not have to
It is of the invention in limiting.
Embodiment 1
Refering to fig. 1 with Fig. 2 a, the spliced display device of the embodiment of the present invention mainly includes what at least two splicings were arranged
Sub- display unit 10 and the first luminance compensation unit 21, spliced display device have the aobvious of corresponding every sub- display unit 10
Show the corresponding first non-display area B1 of splicing seams between the sub-viewing areas A in face, adjacent two sub- display units 10, son
With the first compensatory zone C1 close and disposed in parallel, the present embodiment are preferred with the first non-display area B1 in the A of display area
Ground, first compensatory zone C1 connect with splicing seams, and the width of the first compensatory zone C1 is not less than the first non-display area B1,
Spliced display device is rapidly moved back and forth along the predefined paths of display surface, and the first compensatory zone C1 is used to connect formula display dress
The mobile dark space picture formed of the first non-display area B1 is covered during setting movement.Wherein, the first luminance compensation unit 21
For controlling the first compensatory zone when the first compensatory zone C1 covers the dark space picture that the first non-display area B1 movement is formed
The brightness of C1 enhances, and the dark space picture of the first non-display area B1 is protected by compensated brightness and the brightness of sub-viewing areas A
It holds unanimously, so as to eliminate the shade generated during splicing seams region fast moves.
In spliced display device, in addition to being mended for the brightness to the first non-display area B1 corresponding to splicing seams
Outside the first luminance compensation unit 21 repaid, also there is the second luminance compensation unit 22, sub-viewing areas A further includes close to son display
Second compensatory zone C2 of the frame of unit 10, the present embodiment preferably, the second compensatory zone C2 and sub- display unit 10
Frame connects, which is used to cover the side of sub- display unit 10 during spliced display device is mobile
It frames shift and moves the dark space picture of formation, the second luminance compensation unit 22 is used to cover sub- display unit 10 in the second compensatory zone C2
When the dark space picture that frame movement is formed, the brightness enhancing of the second compensatory zone C2 of control, the dark space of the second non-display area B2
Picture is consistent by compensated brightness and the brightness of sub-viewing areas A, thus to the frame institute on sub- display unit 10
The brightness of corresponding second non-display area B2 compensates.
Since the brightness of the first compensatory zone C1, the second compensatory zone C2 are higher than other regions, in spliced display device
In mobile process, the first compensatory zone C1 on the left of splicing seams compensates the first non-display area B1 closed on, and son is aobvious
Show that the second compensatory zone C2 of unit 10 compensates the second non-display area B2, so as to eliminate splicing seams to a certain degree
With frame for showing the successional influence of picture.The present embodiment is only equipped with first compensatory zone in the side of splicing seams
C1.In other embodiments, a first compensatory zone C1, two first compensation can also be respectively provided in the two sides of splicing seams
Region C1 simultaneously compensates the first non-display area B1 closed on.
When the present invention watches the image fast moved in view of human eye, after picture drop-out, after optic nerve is to watched
The impression of image will not disappear at once.Therefore, in conjunction with shown in Fig. 2 a and Fig. 2 b, the present embodiment is in all of spliced display device
The preferably linear arrangement of sub- display unit 10, in the process of moving, by by the corresponding picture of each sub- display unit 10
It is also designed to be change from frame to frame with moving process, so that frame picture and previous frame picture composition that display unit is currently shown are at one
A new display picture so continues to move to spliced display device, the display area for the new display picture that eye-observation arrives
It then needs to move quickly when needing to realize the persistence of vision for the combined area for the front and back multiframe picture that human eye can not be perceived
Spliced display device, and the speed for switching the image of each sub- display unit 10 is not less than 1/24 second every frame, so that view
Feel that the frame picture persisted and present frame picture realize perfect combination.And during picture refreshing, between each sub- display unit 10
The corresponding first non-display area B1 of splicing seams due to by luminance compensation, causing brightness at this to be able to and other regions one
It causes, the corresponding second non-display area B2 of frame of each sub- display unit 10 is due to also by luminance compensation, leading to brightness at this
Also be able to it is consistent with other regions so that the whole image display area for the spliced display device that spectators see keeps one substantially
The brightness of cause.
In conjunction with shown in Fig. 2 b, in the present embodiment, the long side of the moving direction of spliced display device and sub- display unit 10
In parallel, abbreviation transverse translation here, t0, t1, t2 at the time of different, t0 < t1 < t2, the picture that each sub- display unit 10 is shown
Content and the picture of former frame are different, for example, for showing a triangle pattern, when t0, current display frame is shown
The complete left-half of triangle, but a part of width for being located at the triangle rightmost side is not shown；It is filled in spliced display
It sets during fast moving to the right, offset to the left occurs in the picture that triangle is shown in each sub- display unit 10, that is, three
The angular not shown width in left side is gradually increased, and not shown width is gradually reduced on the right side of triangle, current to show such as in t1
Frame shows the middle section of triangle, and a part of width in the left side of triangle and a part of width on right side are not shown completely
Out, increased when at this point, not shown width comparing t0 on the left of triangle, when not shown width compares t0 on the right side of triangle
Reduced；Spliced display device continues to fast move to the right, and when t2, current display frame shows the complete right side of triangle
Half part, but the not shown width in left side of triangle reaches maximum；When spliced display device inversely returns, compensation principle
Similar, in other embodiments, non-display period when spliced display device also can use screen switching is quickly inverse
Display effect is not influenced to return so that human eye can not be observed.Here, t0 and t2 moment corresponding spliced display
The position of device is respectively the extreme position of the leftmost side and the rightmost side, and intermediate the first compensatory zone C1 transverse reciprocating movement is formed
The superposition width in boundary compensation region be D1, the mobile boundary compensation area formed of the second compensatory zone C2 transverse reciprocating of two sides
The superposition width in domain is D2, and the interval of t0~t2 is very short, and human eye is observed that multiple incomplete pictures are superimposed to be formed
Complete triangle, the picture width of eye-observation are the display surface width of spliced display device and folding for unidirectional moving displacement
Degree of widening.
In the display device that sub- display unit 10 linearly arranges, for showing that the brightness of picture influences maximum to be each son
Perpendicular to boundary/splicing seams of the moving direction of sub- display unit 10, the first luminance compensation unit 21, second on display unit 10
Shape and the width splicing between each sub- display unit 10 respectively of luminance compensation unit 22 respective compensatory zone C1, C2
Seam, the shape on boundary and width matching, that is, the width of compensatory zone C1, C2 of each luminance compensation unit are at least greater than or wait
In the width of the first adjacent non-display area B1, the second non-display area B2, the width is usually with the width of sub-pixel
For unit.
As shown in Figure 2 b, the sub- display unit 10 of the present embodiment is spliced in length (long side) direction, and son display is single
The moving direction of member 10 is parallel to its length direction, the compensating basin of the first luminance compensation unit 21, the second luminance compensation unit 22
Domain is along the strip region that the width direction of sub- display unit 10 extends, and sub- display unit 10 is in the same direction (i.e. unidirectional)
Mobile shift length is not less than the width (i.e. the width of the first non-display area B1) of single splicing seams, then can guarantee to splice
Seam can preferably carry out luminance compensation, and the picture width that the human eye of spliced display device is observed that is spliced aobvious
The sum of the maximum monodisplacement of the physical length of showing device and spliced display device, the height of image display area are single
The display width of a sub- display unit 10.During display device is mobile, the picture shown in each sub- display unit 10 is real
When switch over so that the picture currently shown and the former frame picture of the persistence of vision can be formed, boundary is continuous, natural mistake
The display picture crossed.
As shown in Figure 2 c, the present invention also provides a kind of display methods of above-mentioned spliced display device, including：
S01, spliced display device is moved back and forth along predefined paths；
S02, the display picture for switching each sub- display unit 10 in real time, and during each sub- display unit 10 is mobile,
The brightness of display area corresponding to splicing seams between every two adjacent sub- display unit 10 is compensated, with
And the brightness of display area corresponding to the boundary intersected on sub- display unit 10 with its moving direction is compensated, son is aobvious
Show that shift length that unit 10 moves in the same direction is not less than the width of single splicing seams.Specifically group display unit 10
First compensatory zone C1 covers what the movement of the first non-display area B1 between the sub- display unit 10 of adjacent two was formed
When the picture of dark space, the brightness enhancing of the first compensatory zone C1 is controlled.
During sub- display unit 10 is mobile, the picture that each sub- display unit 10 is shown also changes therewith, so that aobvious
Show that frame picture that unit is currently shown and previous frame picture composition at a new display picture, so continue to move to spliced aobvious
Showing device, eye-observation to new display picture the combination of front and back multiframe picture that can not be perceived for human eye of display area
The speed of area, the image switching of each sub- display unit 10 is not less than 1/24 second every frame, so that the frame picture of the persistence of vision
Perfect combination is realized with present frame picture.
Embodiment 2
Shown in Fig. 3 a, 3b, unlike the first embodiment, the moving direction and son of the sub- display unit 10 of the present embodiment are aobvious
Show that the short side of unit 10 is parallel.
In the present embodiment, sub- display unit 10 is spliced in width (short side) direction, and the shifting of spliced display device
It moves and is oriented parallel to its width direction, here abbreviation longitudinal translation, the first luminance compensation unit 21, the second luminance compensation unit 22
Respective compensatory zone C1, C2 are along the strip region that the length direction of sub- display unit 10 extends, spliced display dress
Set the width that the shift length that moves in the same direction is not less than single splicing seams, then can guarantee splicing seams can preferably into
Row luminance compensation, the width of the whole image display area of spliced display device are that the display of the single display unit 10 of son is wide
Degree, the height that human eye is observed that be spliced display device physical width and spliced display device most
The sum of big monodisplacement.
Here still for showing a triangle pattern, when t0, current display frame show triangle it is complete on
Half part, but be located at a part of width of triangle the lowermost and do not show；It is fast moved downwards in spliced display device
In the process, there is upward offset in the picture that triangle is shown in each sub- display unit 10, that is, triangle upper end is not shown
Height is gradually increased, and the not shown height in triangle lower end is gradually reduced, and such as in t1, current display frame shows triangle
Middle section, a part height of the upper end of triangle and a part height of lower end are not shown completely, at this point, on triangle
Increased when holding not shown height compared to t0, the not shown height in triangle lower end is reduced when comparing t0；It is spliced
Display device continues to fast move downwards, and when t2, current display frame shows the complete lower half portion of triangle, but triangle
The not shown height in upper end reach maximum.Here, the position of t0 and t2 moment corresponding spliced display device is respectively most
Upper end and the lowermost extreme position, the longitudinally reciprocal mobile boundary compensation region formed the first intermediate compensatory zone C1 are folded
Degree of increasing is D1 ', and the superposition height in the longitudinally reciprocal mobile boundary compensation region formed the second compensatory zone C2 at both ends is
The interval of D2 ', t0~t2 are very short, and human eye is observed that multiple incomplete pictures are superimposed the complete triangle to be formed,
The height of eye-observation is that display surface height and the unidirectional moving displacement of spliced display device is superimposed height.
Embodiment 3
In addition, the moving direction of spliced display device can also be in the long side of sub- display unit 10 or the angle of short side
Acute angle, at this point, the luminance compensation region of the first luminance compensation unit 21 can be constant, and the brightness of the second luminance compensation unit 22
Compensatory zone then needs simultaneously to the boundary (length direction of i.e. sub- display unit 10 intersected with sub- 10 moving direction of display unit
Boundary and width direction boundary) compensate, compensation principle is illustrated with reference to the accompanying drawing.
As shown in fig. 4 a, the spliced display device of the present embodiment still has adjacent with the first non-display area B1/flat
The first capable compensatory zone C1 needs to carry out the second non-display area B2 of luminance compensation unlike above-described embodiment 1,2
For the All Border region of spliced display device, the second compensatory zone C2 include be parallel to sub- display unit 10 long side
The second sub- compensatory zone C22 of one sub- compensatory zone C21 and the short side for being parallel to sub- display unit 10, the first compensatory zone C1 are excellent
To select adjacent with the first non-display area B1, the two sides of the first non-display area B1 are respectively provided with a first compensatory zone C1, and first
Sub- compensatory zone C21, the second sub- compensatory zone C22 are preferably adjacent to the corresponding frame of sub- display unit 10 respectively.It was showing
Cheng Zhong, the first compensatory zone C1 compensate the first non-display area B1, the first sub- compensatory zone C21, the second sub- compensating basin
Domain C22 compensates the frame region of sub- display unit 10.
As shown in Figure 4 b, here by spliced display device towards being said for the linear movement of upper right side and lower left
Bright, within the t0-t2 period, spliced display device is translated towards upper right side, in the process, by the first non-display area B1
The first compensatory zone C1 brightness be greater than sub-viewing areas A other regions, in spliced display device moving process
The brightness of the first non-display area B1 closed on is compensated, the first sub- compensatory zone on the inside of the second non-display area B2
C21, the second sub- compensatory zone C22 respectively compensate the brightness of the long side, short side region of the second non-display area B2.It is more excellent
Selection of land, spliced display device is towards in the translation motion of upper right side, the t1 moment, and first on the left of the first non-display area B1
The dark space that the sub- inswept first non-display area B1 of compensatory zone C21 is formed, positioned at the first sub- inswept top compensatory zone C21 of upper end
The dark space that minister side frame is formed, positioned at the dark space that inswept its right end short side frame of the second sub- compensatory zone C22 of right end is formed,
To be compensated to corresponding dark space, further to make human eye that can not observe corresponding dark space by visual persistence phenomenon.
Display device of the invention is spliced by multiple sub- display units, and sub- display unit edge is parallel to display device
The predefined paths in display surface direction rapidly move back and forth, by bright to the corresponding region progress of splicing seams is corresponded in display picture
Degree compensation, keeps its brightness consistent with other regions, so as to eliminate the penumbra area on picture caused by the movement of splicing seams region
Domain；Meanwhile by carrying out luminance compensation to the boundary on sub- display unit, the mobile bring of frame black surround can be further eliminated
Blanking bar region on picture, to realize the picture continuity of spliced display device.
The above is only the specific embodiment of the application, it is noted that for the ordinary skill people of the art
For member, under the premise of not departing from the application principle, several improvements and modifications can also be made, these improvements and modifications are also answered
It is considered as the protection scope of the application.
Claims (10)
1. a kind of spliced display device is spliced, which is characterized in that including each by least two sub- display units (10)
Splicing seams pair between the corresponding sub-viewing areas (A) of the sub- display unit (10), adjacent two sub- display units (10)
The first non-display area (B1) and the first luminance compensation unit (21) answered, the sub-viewing areas (A) include and described
One non-display area (B1) is close and the first compensatory zone (C1) disposed in parallel, and the width of first compensatory zone (C1) is not
Less than first non-display area (B1), the spliced display device is back and forth moved along the predefined paths for being parallel to display surface
It is dynamic；First compensatory zone (C1) is used to cover described first during the spliced display device is mobile non-display
The mobile dark space picture formed in region (B1), first luminance compensation unit (21) are used in first compensatory zone (C1)
When covering the dark space picture of the mobile formation of first non-display area (B1), the brightness of first compensatory zone (C1) is controlled
Enhancing.
2. spliced display device according to claim 1, which is characterized in that further include the second luminance compensation unit
(22), the sub-viewing areas (A) includes the second compensatory zone (C2) of the frame close to the sub- display unit (10), described
Second compensatory zone (C2) is used to control second compensatory zone (C2) during the spliced display device is mobile
Brightness enhancing.
3. spliced display device according to claim 2, which is characterized in that the mobile side of the spliced display device
To vertical with long side/short side of the sub- display unit (10), second compensatory zone (C2) is parallel to the sub- display list
Long side/the short side of first (10).
4. spliced display device according to claim 3, which is characterized in that the sub- display unit (10) is along same side
It is not less than the width of the splicing seams to mobile shift length.
5. spliced display device according to claim 2, which is characterized in that the mobile side of the sub- display unit (10)
Angle to long side or short side with the sub- display unit (10) is acute angle, and second compensatory zone (C2) includes being parallel to
The sub- compensatory zone (C21) of the first of the long side of the sub- display unit (10) and the short side for being parallel to the sub- display unit (10)
The second sub- compensatory zone (C22).
6. spliced display device according to claim 3 or 4, which is characterized in that each sub- display unit (10)
It include first compensatory zone (C1) close to first non-display area (B1).
7. a kind of display methods of spliced display device, which is characterized in that including：
The spliced display device is moved back and forth along predefined paths, the spliced display device is single by least two son displays
First (10) are spliced, and the sub- display unit (10) has sub-viewing areas (A), the sub- display unit (10) of adjacent two it
Between the corresponding region of splicing seams be the first non-display area (B1)；
The first compensatory zone (C1) of group display unit (10) covers described between two adjacent sub- display units (10)
When the dark space picture of the mobile formation of the first non-display area (B1), the brightness enhancing of first compensatory zone (C1) is controlled.
8. the display methods of spliced display device according to claim 7, which is characterized in that further include：
During the spliced display device is mobile, when the second compensatory zone (C2) covers the sub- display unit (10)
The frame mobile dark space picture formed when, control the brightness enhancing of second compensatory zone (C2).
9. the display methods of spliced display device according to claim 8, which is characterized in that the spliced display dress
The moving direction set is vertical with long side/short side of the sub- display unit (10), and second compensatory zone (C2) is parallel to institute
State long side/short side of sub- display unit (10).
10. the display methods of spliced display device according to claim 8, which is characterized in that the sub- display unit
(10) the long side of moving direction and the sub- display unit (10) or the angle of short side is acute angle, second compensatory zone
(C2) including being parallel to the first sub- compensatory zone (C21) of the long side of the sub- display unit (10) and being parallel to the sub- display
The sub- compensatory zone (C22) of the second of the short side of unit (10).
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