CN102376236B - Method and device for improving resolution ratio of dot matrix display screen and dot matrix display screen system - Google Patents
Method and device for improving resolution ratio of dot matrix display screen and dot matrix display screen system Download PDFInfo
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Abstract
The invention discloses a method and a device for improving the resolution ratio of a dot matrix display screen and a dot matrix display screen system. The method comprises: splitting images to be displayed corresponding to each pixel into small images according to a preset splitting mode, and combining and merging the small images at the position corresponding to each pixel after splitting into small pictures; enabling each pixel in the dot matrix display screen to move according to the preset motion mode, wherein the preset motion mode comprises that each pixel appears once respectively in a pixel grid and the corresponding position of the small split images correspondingly within a cycle period; and detecting the motion position of the dot matrix display screen, and controlling the corresponding small pictures to display according to the current motion position of the dot matrix display screen. According to the scheme provided by the invention, because of the visual transient effect of human eyes, the display effect that each original pixel is divided into a plurality of pixels is generated, the resolution ratio of the dot matrix display screen is improved, and the dot matrix display screen can be suitable for occasions for indoor short-distance view.
Description
Technical field
The present invention relates to a kind of method of dot matrix display screen resolution, a kind of device and a kind of dot matrix display screen system that improves dot matrix display screen resolution of improving.
Background technology
Take the LED dot matrix display screen as example, the large area LED dot matrix display screen is widely used in the occasion that the applicable high brightness such as outdoor advertising, stadium are watched at a distance at present, because dot matrix display screen exists that the pixel particle is large, filling rate is low, (filling rate refers to the ratio of pixel light-emitting area and average every pixel total area, as every pixel total area of the LED screen of 3mm spacing is 3mm*3mm=9mm
2) etc. problem, thereby can't use in the occasion of closely watching application scenarios, pulpit such as power scheduling, subway scheduling.LED dot matrix display screen producer is also making great efforts to reduce the pixel distance, but, along with reducing of a distance, producting process difficulty and cost also sharply increase, can't reach practical degree, at present to take 10mm and 6mm be main flow to LED dot matrix display screen pel spacing, 3mm has accomplished in part producer, but think further to reduce again spacing as to 2mm with interior by extremely difficult, and unit display area cost rises exponentially, if meet the demand of closely watching, spacing need to be controlled to 1.5mm rises to more than 70% with interior and filling rate, the LED dot matrix display screen of prior art can't reach at all.
Summary of the invention
For above-mentioned problems of the prior art, the object of the present invention is to provide a kind of method of dot matrix display screen resolution, a kind of device and a kind of dot matrix display screen system that improves dot matrix display screen resolution of improving, the resolution that it can improve dot matrix display screen, make dot matrix display screen applicable to indoor occasion of closely watching.
For achieving the above object, the present invention by the following technical solutions:
A kind of method that improves dot matrix display screen resolution comprises step:
According to predetermined fractionation mode, by each pixel, corresponding image to be displayed is split as little image, and after splitting respectively, the little image combining of each pixel corresponding position is merged into little picture;
Each pixel in dot matrix display screen is moved according to predetermined mode of motion, described predetermined movement mode comprises: in a cycle period, each pixel in this pixel place pixel grid, with split after the corresponding corresponding position of little image each occur once;
Detect the movement position of dot matrix display screen, control corresponding little picture according to the current movement position of dot matrix display screen and shown.
A kind of device that improves dot matrix display screen resolution comprises:
Display control circuit, for according to predetermined fractionation mode, by each pixel, corresponding image to be displayed is split as little image, after splitting respectively, the little image combining of each pixel corresponding position is merged into little picture, and the little picture corresponding with the current movement position of dot matrix display screen shown according to the signal controlling of movement locus detecting unit;
The mechanical movement means be connected with dot matrix display screen, for each pixel of dot matrix display screen is moved according to predetermined mode of motion, described predetermined movement mode comprises: in a cycle period, each pixel in this pixel place pixel grid, with split after the corresponding corresponding position of little image each occur once;
The movement position detecting unit, for detection of the movement position of dot matrix display screen, the signal according to the current movement position of dot matrix display screen to the current movement position of display control circuit output indication dot matrix display screen.
A kind of dot matrix display screen system, comprise dot matrix display screen, also comprises the device of raising dot matrix display screen resolution as above.
Scheme according to the invention described above, it is that the image to be displayed that each pixel is corresponding is split as little image, after splitting respectively, the little image combining of each pixel corresponding position is merged into little picture, and make each pixel in dot matrix display screen be moved according to predetermined mode of motion, controlling the little picture corresponding with this current movement position according to the current movement position of dot matrix display screen is shown, and be in a cycle period, each pixel corresponding position after fractionation respectively respectively occurs once, the i.e. position of each pixel by mobile dot matrix display screen, original picture to be shown is divided into to a plurality of little pictures to be shown, and what show cuts apart, little picture after merging is corresponding with the current movement position of dot matrix display screen, visual persistence effect due to human eye, will produce the display effect that every original pixel is divided into a plurality of pixels, thereby improve the resolution of dot matrix display screen, make dot matrix display screen applicable to indoor occasion of closely watching.
The accompanying drawing explanation
Fig. 1 is the schematic flow sheet of the embodiment of the method for raising dot matrix display screen resolution of the present invention;
Fig. 2 is the schematic diagram of a picture to be shown in concrete example;
Fig. 3 is the display effect of the dot matrix display screen under stationary state;
Fig. 4 is the schematic diagram after the picture to be shown in Fig. 2 is split;
Fig. 5 is a kind of schematic diagram of display timing generator wherein;
Fig. 6 is according to the display effect schematic diagram in the moment of the display timing generator t in Fig. 5;
Fig. 7 is according to the display effect schematic diagram in the moment of the display timing generator 2t in Fig. 5;
Fig. 8 is according to the display effect schematic diagram in the moment of the display timing generator 3t in Fig. 5;
Fig. 9 is according to the display effect schematic diagram in the moment of the display timing generator 4t in Fig. 5;
Figure 10 is the schematic diagram of a movement locus under concrete example high speed motion;
Figure 11 is the structural representation of the device embodiment of raising dot matrix display screen resolution of the present invention;
Figure 12 is the schematic diagram that the dot matrix display screen of application apparatus of the present invention in a concrete example hangs mounting means.
Embodiment
Below just better embodiment wherein the present invention program is described in detail.
Shown in Figure 1, be the schematic flow sheet of the embodiment of the method for raising dot matrix display screen resolution of the present invention, it comprises step:
Step S101: according to predetermined fractionation mode, by each pixel, corresponding image to be displayed is split as little image, and after splitting respectively, the little image combining of each pixel corresponding position is merged into little picture;
Step S102: each pixel in dot matrix display screen is moved according to predetermined mode of motion, the predetermined movement mode here comprises: in a cycle period, each pixel in this pixel place pixel grid, with split after the corresponding corresponding position of little image each occur once;
Step S103: detect the movement position of dot matrix display screen, control corresponding little picture according to the current movement position of dot matrix display screen and shown.
According to this scheme, it is that the image to be displayed that each pixel is corresponding is split as little image, the little image combining of each pixel corresponding position after splitting is merged into to little picture, and make each pixel in dot matrix display screen be moved according to default mode of motion, controlling the little picture corresponding with this current movement position according to the current movement position of dot matrix display screen is shown, the i.e. position of each pixel by mobile dot matrix display screen, original picture to be shown is divided into to a plurality of little pictures to be shown, and what show cuts apart, little picture after merging is corresponding with the current movement position of dot matrix display screen, visual persistence effect due to human eye, will produce the display effect that every original pixel is divided into a plurality of pixels, thereby improve the resolution of dot matrix display screen, make dot matrix display screen applicable to indoor occasion of closely watching.
Wherein, fractionation in above-mentioned steps S101, merge into the process of little picture, with the motion process of dot matrix display screen in above-mentioned steps can be to carry out simultaneously, so that the motion of dot matrix display screen can with the demonstration synchronised of corresponding little picture, therefore, to the control of the motion of dot matrix display screen with image to be displayed is split, combination, the control shown can adopt identical synchronization control circuit, the mistiming of the time that perhaps can with due regard to process or each pixel motion time, make the control of dot matrix display screen and difference to image to be displayed, combination, show regular hour priority property, can do different settings according to actual needs, do not repeat them here.
The above-mentioned fractionation to image to be displayed, can be image to be displayed to be split as to a plurality of little image of equal size, the little image of four little images, six little images or other numbers of equal size for example, in the situation that pixel is split by ranks, the removable little image that is divided into the capable N row of M, in a cycle period, each pixel in this pixel place pixel grid, with split after the corresponding corresponding position of little image each occur once.
Suppose that the image to be displayed that each pixel is corresponding is split as 2*2 little image of equal size, above-mentioned predetermined movement mode can be: in a cycle period, make each pixel respectively in the upper left corner of pixel grid, the position in the upper right corner, the lower left corner, the lower right corner each occur once.Now, the distance of the each motion of each pixel in the dot matrix display screen screen can be to be greater than or equal to L/4 and to be less than or equal to L/2, the display pixel pitch that wherein L is dot matrix display screen.Consider the effects such as border shade of error, pixel grid, concrete move distance can be also to be slightly less than L/4 or to be slightly larger than L/2, can be different according to actual conditions, do not repeat them here.
Below just with the process of the fractionation in one of them concrete example, demonstration, raising resolution, be described in detail.
Shown in Figure 2, be the schematic diagram of a picture to be shown in concrete example, under static state, according to existing display mode, the display effect of dot matrix display screen can be as shown in Figure 3.In shown in Fig. 2, for convenience of explanation, number of pixels according to dot matrix display screen is distinguished this picture to be shown, the image to be displayed of pixel 1 correspondence is designated as to image 1, the image to be displayed of pixel 2 correspondences is designated as to image 2, the image to be displayed of pixel 3 correspondences is designated as to image 3, the image to be displayed of pixel 4 correspondences is designated as to image 4.
In the present invention program, picture to be shown in Fig. 2 is split, the pixel for the treatment of that each pixel is corresponding is split as respectively the quarter of equal size, the equal portions part of each same position means with identical letter respectively, be that image 1 is split as image 1A, image 1B, image 1C, image 1D, image 2 is split as image 2A, image 2B, image 2C, image 2D, image 3 is split as image 3A, image 3B, image 3C, image 3D, image 4 is split as image 4A, image 4B, image 4C, image 4D, schematic diagram after picture to be shown in Fig. 2 is split has been shown in Fig. 4.
Then, the little image combining of the corresponding position of each pixel after splitting is merged into to little picture, be about to above-mentioned image 1A, 2A, 3A, 4A and be merged into a little picture, above-mentioned image 1B, 2B, 3B, 4B are merged into to a little picture, above-mentioned image 1C, 2C, 3C, 4C are merged into to a little picture, above-mentioned image 1D, 2D, 3D, 4D are merged into to a little picture.
Wherein a kind of schematic diagram of display timing generator has been shown in Fig. 5, for the direction of motion of each pixel of expressing intuitively dot matrix display screen, each run location (A shown in Fig. 5, B, C, D) constantly has been shown in Fig. 5.
Subsequently, in concrete motion procedure for displaying:
At t constantly, each pixel of dot matrix display screen moves to the position in the upper left corner of pixel grid, after this movement position being detected, determine that corresponding with this movement position is the little picture be merged into by image 1A, 2A, 3A, 4A, thereby the little picture that will be merged into by image 1A, 2A, 3A, 4A carries out output display, t display effect schematic diagram constantly has been shown, then the move right distance of L/2 of each pixel of dot matrix display screen in Fig. 6;
At 2t constantly, each pixel of dot matrix display screen moves to the position in the upper right corner of pixel grid, after this movement position being detected, determine that corresponding with this movement position is the little picture be merged into by image 1B, 2B, 3B, 4B, thereby the little picture that will be merged into by image 1B, 2B, 3B, 4B carries out output display, 2t display effect schematic diagram constantly has been shown in Fig. 7, and then each pixel of dot matrix display screen moves down the distance of L/2;
At 3t constantly, each pixel of dot matrix display screen moves to the position in the lower right corner of pixel grid, after this movement position being detected, determine that corresponding with this movement position is the little picture be merged into by image 1D, 2D, 3D, 4D, thereby the little picture that will be merged into by image 1D, 2D, 3D, 4D carries out output display, 3t display effect schematic diagram constantly has been shown in Fig. 8, and then each pixel of dot matrix display screen is moved to the left the distance of L/2;
At 4t constantly, each pixel of dot matrix display screen moves to the position in the lower left corner of pixel grid, after this movement position being detected, determine that corresponding with this movement position is the little picture be merged into by image 1C, 2C, 3C, 4C, thereby the little picture that will be merged into by image 1C, 2C, 3C, 4C carries out output display, 4t display effect schematic diagram constantly has been shown in Fig. 9.
Carrying out such periodicity for every pair picture to be shown, each pixel of dot matrix display screen shows, because the displaying time of each little picture is less than retentivity time of eye of human eye, visual persistence effect due to human eye, finally will form every original pixel and be divided into the display effect that 4 sub-pixels, each sub-pixels show respectively each pixel after fractionation, be about to resolution and improved 4 times, the schematic diagram of the viewing effect finally formed according to above-mentioned display effect is as shown in the fractionation schematic diagram of Fig. 4.In addition, in this process of cutting apart demonstration, the light number of the pixel owing to not changing the little Image Display be combined, thereby the brightness not only can not reduce dot matrix display screen and show the time, and the sharpness can improve dot matrix display screen and show the time.
In practical operation, due to each pixel motion excessive velocities of dot matrix display screen, and each pixel of dot matrix display screen to carry out the loss of moving at right angle larger, during actual motion, the mode that can be similar to arc is moved, to reduce loss, thereby, when final the demonstration, each pixel may demonstrate and be similar to the even display effect of annular of camber line, in the situation that above-mentioned, each pixel is divided into to 2*2, concrete movement locus is similar to circular motion, as shown in figure 10, does not repeat them here.
It should be noted that, in the above description, for the purpose of simplifying the description, , with dot matrix display screen, 2*2 pixel arranged, by each pixel, to be split as 2*2 the little image of equal size be that example describes to corresponding image to be displayed, be M=N=2, this explanation is not in order to be limited the present invention program, according to actual needs, multiple fractionation mode and corresponding mode of motion can be arranged, to M, the value of N is done different settings, for example by each pixel, corresponding image to be displayed is split as capable 2 row of 1*2(1), capable 1 row of 2*1(2), capable 3 row of 2*3(2), capable 2 row of 3*2(3), capable 3 row of 3*3(3), capable 4 row of 3*4(3) etc., as long as pixel can be contained in the space of the pixel grid after splitting according to this same mode, and can in a cycle period, in each space, occur once.
Every pixel is being divided into to 1*2 sub-pixel (1 row 2 row), now, each pixel only need be carried out the rectilinear motion of left and right.If every pixel is divided into to 2*1 sub-pixel (2 row 1 row), now, each pixel only need be carried out upper and lower rectilinear motion, all not there will be the situation that arc is arranged.
In the situation that a pixel is divided into to the sub-pixel of more umbers, for example 2*3(2 capable 3 is listed as), capable 2 row of 3*2(3), capable 3 row of 3*3(3), capable 4 row of 3*4(3) etc., the movement locus of pixel can be the track that S is capable, for example, by the row motion, first in the first row, move from left to right, moving to the second row moves from right-to-left again, moving to the third line moves etc. from left to right again, perhaps by the row motion, first at first row, move from top to bottom, moving to secondary series moves from bottom to top again, move to again the motion etc. from top to bottom of the 3rd row, specifically do not repeat them here.
Each pixel of dot matrix display screen is when being moved, concrete direction of motion also can be according to the actual conditions free setting, during the above-mentioned concrete example of take illustrates, it is example, the direction of motion of each pixel can be also the lower-left, upper right, correspondingly, corresponding burst also can change to some extent, makes the movement position of pixel can be corresponding with the little picture that will show.
In addition, display mode according to present image display periods, there is no flickering in order to want the underwriter to observe picture with the aid of pictures, the frame per second of image should be more than or equal to 50Hz, be to refresh 50 pictures p.s., so, in the present invention program, in order to reach the image frame per second identical with existing mode, take that to be split as K little picture be example, little picture after splitting and the switch speed between little picture should be greater than 50*K, be each pixel of dot matrix display screen moves to next position time from a position should reach 1/ (50*K) second, specifically at the above-mentioned image to be displayed that each pixel is corresponding, be divided in the scheme of 2*2 little image, switch speed should reach 1/(50*4)=5 milliseconds, be in the display timing generator shown in above-mentioned Fig. 5, the t=5 millisecond.Now, above-mentioned cycle period one by one is equivalent to the display cycle of an existing secondary picture, 1/50 second.Certainly, according to actual needs, if less demanding to refresh rate, flickering, or need the refresh rate of requirements at the higher level, the movement velocity of corresponding dot matrix display screen also can be done other setting, for example the refresh rate of picture is doubled, movement velocity t is reached to 2.5 milliseconds etc., will not add to repeat at this.
Method according to the raising dot matrix display screen resolution of the invention described above, the present invention also provides a kind of device that improves dot matrix display screen resolution, the structural representation of the device of the raising dot matrix display screen resolution of the present invention in a concrete example has been shown in Figure 11, and it includes:
Display control circuit, for according to predetermined fractionation mode, by each pixel, corresponding image to be displayed is split as little image, after splitting respectively, the little image combining of each pixel corresponding position is merged into little picture, and the little picture corresponding with the current movement position of dot matrix display screen shown according to the signal controlling of movement locus detecting unit;
The mechanical movement means be connected with dot matrix display screen, for each pixel of dot matrix display screen is moved according to predetermined mode of motion, described predetermined movement mode comprises: in a cycle period, each pixel in this pixel place pixel grid, with split after the corresponding corresponding position of little image each occur once;
The movement position detecting unit, for detection of the movement position of dot matrix display screen, the signal according to the current movement position of dot matrix display screen to the current movement position of display control circuit output indication dot matrix display screen.
According to this scheme, it is that the image to be displayed that each pixel of dot matrix display screen is corresponding is split as little image, the little image combining of each pixel corresponding position is merged into to little picture, and make each pixel in dot matrix display screen be moved according to predetermined mode of motion, control with corresponding little picture and shown according to the current movement position of dot matrix display screen, the i.e. position of each pixel by mobile dot matrix display screen, original picture to be shown is divided into to a plurality of little pictures to be shown, and what show cuts apart, little picture after merging is corresponding with the current movement position of dot matrix display screen, visual persistence effect due to human eye, will produce the display effect that every original pixel is divided into a plurality of pixels, thereby improve the resolution of dot matrix display screen, make dot matrix display screen applicable to indoor occasion of closely watching.
The fractionation of above-mentioned display control circuit to image to be displayed, can be image to be displayed to be split as to a plurality of little image of equal size, the little image of four little images, six little images or other numbers of equal size for example, and the mode of motion of above-mentioned dot matrix display screen can be to make each pixel of dot matrix display screen respectively occur once in each position of pixel grid respectively.
Suppose image to be displayed is split as 2*2 little image of equal size, above-mentioned predetermined movement mode can be: in a cycle period, make each pixel respectively in the upper left corner of pixel grid, the position in the upper right corner, the lower left corner, the lower right corner occurs once.Now, the distance of the each motion of each pixel in dot matrix display screen can be to be greater than or equal to L/4 and to be less than or equal to L/2, the display pixel pitch that wherein L is dot matrix display screen.Consider the effects such as border shade of error, pixel grid, concrete move distance can be also to be slightly less than L/4 or to be slightly larger than L/2, can be different according to actual conditions, do not repeat them here.
For dot matrix display screen can be moved according to predetermined way, can adopt transfer table to impel each pixel of dot matrix display screen to be moved, be that above-mentioned mechanical movement means can be transfer table, transfer table is existing mature technology in prior art, at this, will not add to repeat.
Because dot matrix display screen is all to hang or vertical the installation usually, and general dot matrix display screen is all heavier, therefore, when the motion of carrying out above-mentioned dot matrix display screen is moved, the weight of dot matrix display screen may be to the mobile build-up of pressure of transfer table, make mobile not accurate enough, for this reason, the weight equalizer in order to the weight of balance dot matrix display screen can be set, for example weight, with weight reduction, reduce the pressure of transfer table.This weight equalizer can be arranged on the places such as a side, both sides of dot matrix display screen, the following or back side.Wherein, the weight of weight equalizer can with the balanced of dot matrix display screen.Figure 12 be take the LED dot matrix display screen as example, shows the schematic diagram of the dot matrix display screen suspension mounting means that is combined with weight equalizer in a concrete example, in diagram, weight equalizer is weight, and there are two, divide the both sides that are hung on dot matrix display screen, accordingly the weight of balance dot matrix display screen.
The device of the raising dot matrix display screen resolution of the invention described above improves the specific implementation principle of dot matrix display screen resolution, can with the invention described above method in similar, do not repeat them here.
According to the device of the raising dot matrix display screen resolution of the invention described above, the present invention also provides a kind of dot matrix display screen system, and it comprises the device of raising dot matrix display screen resolution as above.
Above-mentioned dot matrix display screen can be the display screen with the output of dot matrix array mode such as LED dot matrix display screen, OLED dot matrix display screen or DPD display screen.
Above-described embodiment of the present invention, be only the detailed description to better embodiment of the present invention, do not form limiting the scope of the present invention.Any modification of doing within the spirit and principles in the present invention, be equal to and replace and improvement etc., within all should being included in claim protection domain of the present invention.
Claims (13)
1. a method that improves dot matrix display screen resolution, is characterized in that, comprises step:
According to predetermined fractionation mode, by each pixel, corresponding image to be displayed is split as little image, and after splitting respectively, the little image combining of each pixel corresponding position is merged into little picture;
Each pixel in dot matrix display screen is moved according to the predetermined movement mode, described predetermined movement mode comprises: in a cycle period, each pixel in this pixel place pixel grid, with split after the corresponding corresponding position of little image each occur once;
Detect the movement position of dot matrix display screen, control corresponding little picture according to the current movement position of dot matrix display screen and shown.
2. the method for raising dot matrix display screen resolution according to claim 1 is characterized in that:
Described predetermined fractionation mode comprises: by each pixel, corresponding image to be displayed is split as the little image of the capable N row of the M of equal size respectively, and M, N are 1 positive integer when different.
3. the method for raising dot matrix display screen resolution according to claim 2, it is characterized in that, during M=N=2, the distance of the each motion of each pixel in dot matrix display screen is greater than or equal to L/4 and is less than or equal to L/2, the display pixel pitch that L is dot matrix display screen.
4. according to the method for claim 1 or 2 or 3 described raising dot matrix display screen resolution, described dot matrix display screen is LED dot matrix display screen or OLED dot matrix display screen.
5. a device that improves dot matrix display screen resolution, is characterized in that, comprising:
Display control circuit, for according to predetermined fractionation mode, by each pixel, corresponding image to be displayed is split as little image, after splitting respectively, the little image combining of each pixel corresponding position is merged into little picture, and the little picture corresponding with the current movement position of dot matrix display screen shown according to the signal controlling of movement locus detecting unit;
The mechanical movement means be connected with dot matrix display screen, for each pixel of dot matrix display screen is moved according to the predetermined movement mode, described predetermined movement mode comprises: in a cycle period, each pixel in this pixel place pixel grid, with split after the corresponding corresponding position of little image each occur once;
The movement position detecting unit, for detection of the movement position of dot matrix display screen, the signal according to the current movement position of dot matrix display screen to the current movement position of display control circuit output indication dot matrix display screen.
6. the device of raising dot matrix display screen resolution according to claim 5, it is characterized in that: described predetermined fractionation mode comprises: by each pixel, corresponding image to be displayed is split as the little image of the capable N row of the M of equal size respectively, and M, N are 1 positive integer when different.
7. the device of raising dot matrix display screen resolution according to claim 6 is characterized in that:
M=N=2, the distance of the each motion of each pixel in dot matrix display screen is greater than or equal to L/4 and is less than or equal to L/2, the display pixel pitch that L is dot matrix display screen.
8. according to the device of claim 5 or 6 or 7 described raising dot matrix display screen resolution, it is characterized in that, described mechanical movement means is transfer table.
9. the device of raising dot matrix display screen resolution according to claim 8, it is characterized in that, also comprise the desired location that is arranged on dot matrix display screen, in order to the weight equalizer of balance dot matrix screen weights, described desired location is positioned at one or both sides or the following or back side of dot matrix display screen.
10. according to the device of claim 5 or 6 or 7 described raising dot matrix display screen resolution, it is characterized in that: described dot matrix display screen is LED dot matrix display screen or OLED dot matrix display screen.
11. the device of raising dot matrix display screen resolution according to claim 8 is characterized in that: described dot matrix display screen is LED dot matrix display screen or OLED dot matrix display screen.
12. the device of raising dot matrix display screen resolution according to claim 9 is characterized in that: described dot matrix display screen is LED dot matrix display screen or OLED dot matrix display screen.
13. a dot matrix display screen system, comprise dot matrix display screen, it is characterized in that, also comprises the device of raising dot matrix display screen resolution as described as claim 5 to 12 any one.
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| CN102629464A (en) * | 2012-04-16 | 2012-08-08 | 广东威创视讯科技股份有限公司 | LED (Light Emitting Diode) display screen pixel multiplication device |
| JP6791034B2 (en) * | 2017-06-16 | 2020-11-25 | 株式会社Ｊｖｃケンウッド | Display system, video processing device, pixel-shifted display device, video processing method, display method, and program |
| CN107146566A (en) * | 2017-06-29 | 2017-09-08 | 京东方科技集团股份有限公司 | A kind of display device and its display methods |
| CN109841185A (en) * | 2017-11-28 | 2019-06-04 | 薄淑英 | Micro-displacement high definition VR display screen |
| CN109581665A (en) * | 2019-01-02 | 2019-04-05 | 京东方科技集团股份有限公司 | A kind of display device and its display methods, wear-type virtual display device |
| CN109976028B (en) * | 2019-05-13 | 2022-02-22 | 京东方科技集团股份有限公司 | Black matrix, array substrate, display device and display method |
| CN112382253A (en) * | 2020-11-26 | 2021-02-19 | 什邡凯业科技有限公司 | Method for improving screen resolution by moving screen through rapid motor |
| CN114942543B (en) * | 2022-05-25 | 2023-05-30 | Tcl华星光电技术有限公司 | Display device |
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