CN106057090A - LED display screen for virtual pixel multiplexing - Google Patents
LED display screen for virtual pixel multiplexing Download PDFInfo
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- CN106057090A CN106057090A CN201610386596.2A CN201610386596A CN106057090A CN 106057090 A CN106057090 A CN 106057090A CN 201610386596 A CN201610386596 A CN 201610386596A CN 106057090 A CN106057090 A CN 106057090A
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- 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
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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
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Abstract
The invention discloses an LED display screen for virtual pixel multiplexing, and belongs to the technical field of LED virtual display. The display screen is composed of a plurality of pixel units which are constituted by LED light emitting sources which are different in color and are distributed in a diagonal mosaic-form structure, wherein each pixel unit is composed of three LED light emitting sources differing in color; each pixel unit is composed of three sub-pixels or fractional pixels, namely a red LED, a green LED and a blue LED; and the three LEDs in different colors are distributed in a diagonal mosaic form. The LED display screen disclosed by the invention, under the circumstance of meeting the requirements of an existing LED display screen, can significantly reduce cost, and the LED display screen, which is applicable to both real pixel display and virtual display, is relatively good in applicability. In the LED display screen, the LED light emitting sources are closely distributed, so that the quality of pictures displayed in the display screen is effectively improved and a relatively good display effect is achieved.
Description
Technical field
The present invention relates to a kind of LED display, can be used for of a kind of diagonal mosaic type structural arrangement is virtual
The LED display of pixel multiplexing, belongs to LED virtual Display Technique field.
Background technology
Along with the development of the every technology of LED, the luminosity of LED, package cooling problem is further improved.Skill
Art progress promotes the price of LED more and more cheap so that LED is more widely applied the fields such as illumination, display.
In display field, technology continuous progressive, the requirement to the brightness of LED display, image quality is more and more higher.
The display effect of LED display and the resolution of display screen have much relations, and resolution is one picture of display in LED display
In comprise display count out number, comprising display counts out the most, and picture is the finest, and the quality of picture is the highest.
In LED display, the image quality of LED display depends on the pixel of display, display screen picture matter to be made
The increasingly finer and smoother picture element density being necessary for increasing display screen of amount.The picture element density increasing display screen can be by increasing display screen
In overall pixel number, it is also possible to realize by increasing virtual pixel density in display screen.Existing color LED shows
Screen is to form a pixel display unit, numerous identical pixel display unit with the LED luminous source of at least three different colours
The display surface of color LED display is constituted by matrix form.One red LED source of usual pixel display unit employing,
One green LEDs source and a BLUE LED emissions source.Former, due to a conventional red LED source luminance
Degree is less than the luminosity in a green LEDs source, also below the luminosity in a BLUE LED emissions source, has some color
In color LED display, a pixel display unit uses two red LED sources, a green LEDs source and an indigo plant
Color LED luminous source, the now, along with the development of Display Technique, red LED source luminosity is sent out with green LEDs source
Brightness and BLUE LED emissions source luminosity are about the same, and in some full color LED signs, a pixel display unit is also adopted
With a red LED source, a green LEDs source and a BLUE LED emissions source, thus can effectively reduce
Power consumption.
Summary of the invention
It is an object of the invention to solve picture in LED display the finest and the smoothest, the problem that image quality is the highest, it is provided that a kind of
For the LED display of virtual pixel multiplexing, use a kind of diagonal mosaic type structural arrangement to improve the aobvious of LED display
Show image quality, and use the technology of virtual reality reduce cost and display image quality can be promoted.
For achieving the above object, the present invention uses following technical proposals:
A kind of LED display for virtual pixel multiplexing, is pressed diagonal by numerous by the LED luminous source of different colours
The pixel cell composition that mosaic type structural arrangement is constituted, described pixel cell is made up of, often three LED modules with different colors luminous sources
One pixel cell is made up of a red LED, a green LED and three sub-pixels of a blue led or sub-pix, these three face
The LED of color is the arrangement of diagonal mosaic type.
In the LED display that the present invention provides, LED luminous source is circular configuration, and presses diagonal mosaic type structure row
Row.Each 1R1G1B structure is formed a colour mixture point；The mutual virtual colour mixture of different blended color dot, improves the uniformity that LED shows
And color rendering properties.The close-packed arrays of LED luminous source, is effectively increased the image quality that display screen shows.
The LED display of the present invention, can normally show and also can carry out virtual display；By normal display, there are three kinds of situations:
One: on the most any one line direction, three LED of arbitrary neighborhood may make up a pixel cell, forms one
Colour mixture point, if display screen sub-pixel dot matrix number is: 3m × n(3m is the columns of sub-pixel dot matrix, and n is the row of sub-pixel dot matrix
Number), then can show that the pixel count of picture is: m × n.
Two: on the most any one column direction, three LED of arbitrary neighborhood may make up a pixel cell, is formed
One colour mixture point, if display screen reality pixel-matrix number is: 3m × n(3m is the columns of sub-pixel dot matrix, and n is sub-pixel dot matrix
Line number), then can show that the pixel count of picture is: 3m × (n/3)=m × n.
Three: on a display screen, it is made up of a red LED, a green LED and a blue led in the direction of the clock
The triangular pixel unit of a kind of reality, forms a colour mixture point；In the direction of the clock by a red LED, a blue led
Constitute another kind of actual triangular pixel unit with a green LED, form another colour mixture point, if display screen real image vegetarian refreshments
Battle array number is: 3m × n(3m is the columns of sub-pixel dot matrix, and n is the line number of sub-pixel dot matrix), then can show the pixel count of picture
For: 3m × (2/3) × (n/2)=m × n.
The virtual LED display screen of the present invention, by virtual display, has two kinds of situations:
One: on a display screen, any one red LED, a green LED and a blue led constitute a triangular pixel
Unit, forms a colour mixture point, if display screen reality pixel-matrix number is: 3m × n(3m is the columns of sub-pixel dot matrix, and n is sub-picture
The line number of vegetarian refreshments battle array), then can show that the pixel count of picture is: (3m-1) × (n-1).
Two: on a display screen, any one red LED, a green LED and a blue led constitute a triangle
Pixel cell, forms a colour mixture point, if display screen reality pixel-matrix number is: 3m × n(3m is the columns of sub-pixel dot matrix, and n is
The line number of sub-pixel dot matrix), can show that the pixel count of picture is: (3m-1) × 2 × (n-1).
The present invention compared with prior art, has following obvious substantive distinguishing features and a technological progress:
The present invention can be not only used for real image element and shows and can also be used for virtual display have the preferable suitability.LED in this LED display
Luminous source arrangement closely, is effectively increased the image quality that display screen shows, it is thus achieved that preferably display effect.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the LED luminous source arrangement of LED display of the present invention.
Fig. 2 is the schematic diagram of the LED luminous source arrangement extension example one of LED display of the present invention.
Fig. 3 is the schematic diagram of the LED luminous source arrangement extension example two of LED display of the present invention.
Fig. 4 is the schematic diagram of the LED luminous source arrangement extension example three of LED display of the present invention.
Fig. 5 is the schematic diagram of the LED luminous source arrangement extension example four of LED display of the present invention.
Fig. 6 is the virtual pixel schematic diagram of the LED luminous source arrangement extension example four of LED display of the present invention.
Fig. 7 is the virtual pixel multiplexing modeling mask square of the LED luminous source arrangement extension example four of LED display of the present invention
Battle array.
Fig. 8 is the schematic diagram of the LED luminous source arrangement extension example five of LED display of the present invention.
Fig. 9 is the virtual pixel schematic diagram of the LED luminous source arrangement extension example five of LED display of the present invention.
Figure 10 is the virtual pixel multiplexing modeling mask of the LED luminous source arrangement extension example five of LED display of the present invention
Matrix.
Detailed description of the invention
Embodiment one: seeing Fig. 1, Fig. 2, a kind of LED display for virtual pixel multiplexing, by numerous by different face
The LED luminous source of color presses the pixel cell composition that diagonal mosaic type structural arrangement is constituted, and described pixel cell is by three not
Constituting with color LED luminous source, each pixel cell is by a red LED, a green LED and three sub-pixels of a blue led
Or sub-pix composition, the LED of these three color is the arrangement of diagonal mosaic type.
On the most any one line direction, three LED of arbitrary neighborhood constitute a pixel cell, form one and mix
Color dot, if display screen sub-pixel dot matrix number is: 3m × n, wherein 3m is the columns of sub-pixel dot matrix, and n is the row of sub-pixel dot matrix
Number, then show that the pixel count of picture is: m × n.
Embodiment two: seeing Fig. 1, Fig. 3, the present embodiment is essentially identical with embodiment one, and difference is, at display screen
On upper any string direction, three LED of arbitrary neighborhood constitute a pixel cell, form a colour mixture point, if display screen is real
Pixel-matrix number is: 3m × n, and wherein 3m is the columns of sub-pixel dot matrix, and n is the line number of sub-pixel dot matrix, then show picture
Pixel count is: m × n.
Embodiment three: seeing Fig. 1, Fig. 4, the present embodiment is essentially identical with embodiment one, and difference is, by clockwise
Direction is constituted the triangular pixel unit of a kind of reality by a red LED, a green LED and blue led, forms one
Individual colour mixture point；The three of another kind of reality is constituted in the direction of the clock by a red LED, a blue led and a green LED
Dihedral pixel cell, forms another colour mixture point, if display screen reality pixel-matrix number is: 3m × n, wherein 3m is sub-pixel dot matrix
Columns, n is the line number of sub-pixel dot matrix, then show that the pixel count of picture is: 3m × (2/3) × (n/2)=m × n.Form two
Kind of pixel, the generation type of pixel is: for xth row y row red LED source D (x, y): red LED source D
(x, y) adjacent with right side green LEDs source D (and x+1, y) and under adjacent BLUE LED emissions source D (x, y+1) constitute
The first actual pixels unit；Green LEDs source D (x+3, y+1) for xth+3 row y+1 row: green LEDs source D
Red LED source D (x+2, y+1) that (x+3, y+1) is adjacent with a left side and upper adjacent BLUE LED emissions source D (x+3,
Y) the second actual pixels unit is constituted.
Embodiment four: seeing Fig. 1, Fig. 5, the present embodiment is essentially identical with embodiment one, and difference is, at display screen
On, any one red LED, a green LED and a blue led constitute a triangular pixel unit, form one and mix
Color dot, if display screen reality pixel-matrix number is: 3m × n, wherein 3m is the columns of sub-pixel dot matrix, and n is the row of sub-pixel dot matrix
Number, then show that the pixel count of picture is: (3m-1) × (n-1).Form three kinds of virtual pixels, the generation type of virtual representation vegetarian refreshments
For: for xth row y row red LED source D (x, y): red LED source D (x, y) send out by the green LED adjacent with the right side
Light source D (x+1, y) and under adjacent BLUE LED emissions source D (x, y+1) constitute the first virtual pixel cell；For xth
+ 1 row y row green LEDs source D (x+1, y): green LEDs source D (x+1, y) adjacent with right side BLUE LED emissions source
D (x+2, y) and under adjacent red LED source D (x+1, y+1) constitute the second virtual pixel cell；Xth is arranged
BLUE LED emissions source D (x, y+1) of y+1 row: the red LED source D that BLUE LED emissions source D (x, y+1) is adjacent with the right side
(x+1, y+1) and under adjacent green LEDs source D (x, y+2) constitute the third virtual pixel cell.
For the virtual representation vegetarian refreshments of embodiment four, see Fig. 1, Fig. 6, Fig. 7, the pixel multiplexing of the LED display of the present invention
Divide four classes: the LED in the region of numbering 101,103,105 for being only formed with contribution, the district of numbering 102,106 to a pixel cell
The LED in territory is formed with contribution to two pixel cells, and the LED in the region of numbering 104 does not contributes, the region of numbering 107
LED is the main composition unit of LED display of the present invention, according to Fig. 7 modeling pattern, with the unit of three row three row LED pipe compositions
As a example by, middle red LED value can be calculated by formula below:
It will be seen that middle red LED value is pixel and three pixel Central Asia pictures in above it and left side of this position
The value weighting of vegetarian refreshments.These computational methods can be obtained by the mask matrix of the 3 × 3 of Fig. 7.
Embodiment five: seeing Fig. 1, Fig. 8, the present embodiment is essentially identical with embodiment one, and difference is, at display screen
On, any one red LED, a green LED and a blue led constitute a triangular pixel unit, form one and mix
Color dot, if display screen reality pixel-matrix number is: 3m × n, wherein 3m is the columns of sub-pixel dot matrix, and n is the row of sub-pixel dot matrix
Number, then show that the pixel count of picture is: (3m-1) × 2 × (n-1).Form six kinds of virtual pixels, the formation side of virtual representation vegetarian refreshments
Formula is: for xth row y row red LED source D (x, y): red LED source D (x, y) green LED adjacent with the right side
Luminous source D (x+1, y) and under adjacent BLUE LED emissions source D (x, y+1) constitute the first virtual pixel cell；For
Red LED source D (x+1, y+1) of (x+1)th row y+1 row: the blueness that red LED source D (x+1, y+1) is adjacent with a left side
(x+1 y) constitutes the second virtual pixel cell to LED luminous source D (x, y+1) and upper adjacent green LEDs source D；Right
In (x+1)th row y row green LEDs source D (x+1, y): green LEDs source D (x+1, y) blue led adjacent with the right side
Luminous source D (x+2, y) and under adjacent red LED source D (x+1, y+1) constitute the third virtual pixel cell；Right
Green LEDs source D (x+2, y+1) in xth+2 row y+1 row: red adjacent with a left side, green LEDs source D (x+2, y+1)
(x+2 y) constitutes the 4th kind of virtual pixel list for color LED luminous source D (x+1, y+1) and upper adjacent BLUE LED emissions source D
Unit；BLUE LED emissions source D (x, y+1) for xth row y+1 row: red adjacent with the right side, BLUE LED emissions source D (x, y+1)
Color LED luminous source D (x+1, y+1) and under adjacent green LEDs source D (x, y+2) constitute the 5th kind of virtual pixel list
Unit；BLUE LED emissions source D (x+1, y+2) for (x+1)th row y+2 row: BLUE LED emissions source D (x+1, y+2) and left phase
Adjacent green LEDs source D (x, y+2) and upper adjacent red LED source D (x+1, y+1) constitute the 6th kind virtual
Pixel cell.
For the virtual representation vegetarian refreshments of embodiment five, see Fig. 1, Fig. 9, Figure 10, the pixel multiplexing of the LED display of the present invention
Divide four classes: the LED in the region of numbering 201,205 is only formed with contribution to a pixel cell, the region of numbering 203,207
LED is formed with contribution to two pixel cells, and the LED in the region of numbering 202,204,206,207 is to three pixel cells
Being formed with contribution, the LED in the region of numbering 208 is the main composition unit of LED display of the present invention, according to Figure 10 side of modeling
Formula, as a example by the unit of three row three row LED pipe compositions, middle red LED value can be calculated by formula below:
It will be seen that middle red LED value is pixel and the value of its surrounding totally 6 pixel Central Asia pixels of this position
Weighting.These computational methods can be obtained by the mask matrix of the 6 × 4 of Figure 10.
Claims (9)
1. the LED display for virtual pixel multiplexing, it is characterised in that: luminous by the LED of different colours by numerous
The pixel cell composition that diagonal mosaic type structural arrangement is constituted is pressed in source, and described pixel cell is sent out by three LED modules with different colors
Light source is constituted, and each pixel cell is made up of a red LED, a green LED and three sub-pixels of a blue led or sub-pix
, the LED of these three color is the arrangement of diagonal mosaic type.
LED display for virtual pixel multiplexing the most according to claim 1, it is characterised in that: appoint on a display screen
Anticipating on a line direction, three LED of arbitrary neighborhood constitute a pixel cell, form a colour mixture point, if display screen sub-pixel
Dot matrix number is: 3m × n, and wherein 3m is the columns of sub-pixel dot matrix, and n is the line number of sub-pixel dot matrix, then show the pixel of picture
Number is: m × n.
LED display for virtual pixel multiplexing the most according to claim 1, it is characterised in that: appoint on a display screen
Anticipating on a column direction, three LED of arbitrary neighborhood constitute a pixel cell, form a colour mixture point, if display screen real image is plain
Dot matrix number is: 3m × n, and wherein 3m is the columns of sub-pixel dot matrix, and n is the line number of sub-pixel dot matrix, then show the pixel of picture
Number is: m × n.
LED display for virtual pixel multiplexing the most according to claim 1, it is characterised in that: on a display screen, press
The triangular pixel unit of a kind of reality it is made up of clockwise a red LED, a green LED and blue led,
Form a colour mixture point；Constituted another kind of real by a red LED, a blue led and a green LED in the direction of the clock
The triangular pixel unit on border, forms another colour mixture point, if display screen reality pixel-matrix number is: 3m × n, wherein 3m is sub-picture
The columns of vegetarian refreshments battle array, n is the line number of sub-pixel dot matrix, then show that the pixel count of picture is: 3m × (2/3) × (n/2)=m × n.
LED display for virtual pixel multiplexing the most according to claim 4, it is characterised in that: form two kinds of pixels,
The generation type of pixel is: for xth row y row red LED source D (x, y): red LED source D (x, y) with
Right adjacent green LEDs source D (x+1, y) and under to constitute the first real in adjacent BLUE LED emissions source D (x, y+1)
Border pixel cell；Green LEDs source D (x+3, y+1) for xth+3 row y+1 row: green LEDs source D (x+3, y+
1) (x+3 y) constitutes for adjacent with left side red LED source D (x+2, y+1) and upper adjacent BLUE LED emissions source D
Two kinds of actual pixels unit.
LED display for virtual pixel multiplexing the most according to claim 1, it is characterised in that: on a display screen, appoint
An anticipate red LED, a green LED and blue led constitutes a triangular pixel unit, forms a colour mixture point,
If display screen reality pixel-matrix number is: 3m × n, wherein 3m is the columns of sub-pixel dot matrix, and n is the line number of sub-pixel dot matrix, then
The pixel count of display picture is: (3m-1) × (n-1).
LED display for virtual pixel multiplexing the most according to claim 6, it is characterised in that: formed three kinds virtual
Pixel, the generation type of virtual representation vegetarian refreshments is: for xth row y row red LED source D (x, y): red LED source D
(x, y) adjacent with right side green LEDs source D (and x+1, y) and under adjacent BLUE LED emissions source D (x, y+1) constitute
The first virtual pixel cell；For (x+1)th row y row green LEDs source D (x+1, y): green LEDs source D (x+1,
Y) adjacent with right side BLUE LED emissions source D (x+2, y) and under adjacent red LED source D (x+1, y+1) constitute
Two kinds of virtual pixel cell；BLUE LED emissions source D (x, y+1) for xth row y+1 row: BLUE LED emissions source D (x, y+
1) adjacent with right side red LED source D (x+1, y+1) and under adjacent green LEDs source D (x, y+2) constitute
Three kinds of virtual pixel cell.
LED display for virtual pixel multiplexing the most according to claim 1, it is characterised in that: on a display screen, appoint
An anticipate red LED, a green LED and blue led constitutes a triangular pixel unit, forms a colour mixture point,
If display screen reality pixel-matrix number is: 3m × n, wherein 3m is the columns of sub-pixel dot matrix, and n is the line number of sub-pixel dot matrix, then
The pixel count of display picture is: (3m-1) × 2 × (n-1).
LED display for virtual pixel multiplexing the most according to claim 8, it is characterised in that: formed six kinds virtual
Pixel, the generation type of virtual representation vegetarian refreshments is: for xth row y row red LED source D (x, y): red LED source D
(x, y) adjacent with right side green LEDs source D (and x+1, y) and under adjacent BLUE LED emissions source D (x, y+1) constitute
The first virtual pixel cell；Red LED source D (x+1, y+1) for (x+1)th row y+1 row: red LED source D
BLUE LED emissions source D (x, y+1) that (x+1, y+1) is adjacent with a left side and upper adjacent green LEDs source D (x+1, y)
Constitute the second virtual pixel cell；For (x+1)th row y row green LEDs source D (x+1, y): green LEDs source D
(x+1, y) adjacent with right side BLUE LED emissions source D (and x+2, y) and under adjacent red LED source D (x+1, y+1)
Constitute the third virtual pixel cell；Green LEDs source D (x+2, y+1) for xth+2 row y+1 row: green LEDs
Red LED source D (x+1, y+1) adjacent with a left side for source D (x+2, y+1) and upper adjacent BLUE LED emissions source D (x+
2, y) constitute the 4th kind of virtual pixel cell；BLUE LED emissions source D (x, y+1) for xth row y+1 row: blue led is sent out
Red LED source D (x+1, y+1) adjacent with the right side for light source D (x, y+1) and under adjacent green LEDs source D (x,
Y+2) the 5th kind of virtual pixel cell is constituted；BLUE LED emissions source D (x+1, y+2) for (x+1)th row y+2 row: blue led
Green LEDs source D (x, y+2) adjacent with a left side for luminous source D (x+1, y+2) and upper adjacent red LED source D (x
+ 1, y+1) constitute the 6th kind of virtual pixel cell.
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| CN108230927A (en) * | 2017-12-29 | 2018-06-29 | 西安智盛锐芯半导体科技有限公司 | Virtual LED display module and 3 times of frequency displaying methods based on three vitta shape LED chips |
| CN108257517A (en) * | 2017-06-15 | 2018-07-06 | 常德市飞泓光电科技有限公司 | A kind of LED display virtual display plate |
| CN108564890A (en) * | 2017-12-29 | 2018-09-21 | 西安智盛锐芯半导体科技有限公司 | Virtual LED display module based on three vitta shape LED chips and 6 times of frequency displaying methods |
| CN109671364A (en) * | 2019-01-08 | 2019-04-23 | 长春希达电子技术有限公司 | LED colorful display screen building method based on surface color screening |
| CN112185298A (en) * | 2020-10-12 | 2021-01-05 | 小马智显(深圳)科技有限公司 | Pixel arrangement and composition method applied to LED display screen |
| CN113362760A (en) * | 2021-06-24 | 2021-09-07 | 康佳集团股份有限公司 | Pixel multiplexing display method and device, storage medium and terminal equipment |
| CN116959334A (en) * | 2023-09-21 | 2023-10-27 | 长春希达电子技术有限公司 | Arrangement structure of sub-pixels, virtual pixel structure and pixel multiplexing method |
| CN117058985A (en) * | 2023-10-12 | 2023-11-14 | 长春希达电子技术有限公司 | Arrangement structure, virtual multiplexing mode, control method and display device |
| CN117275394A (en) * | 2023-09-22 | 2023-12-22 | 上海纬而视科技股份有限公司 | Physical pixel multiplexing arrangement structure of LED display screen |
| CN117476626A (en) * | 2023-12-27 | 2024-01-30 | 元旭半导体科技股份有限公司 | LED display module |
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