CN2524331Y

CN2524331Y - Four colour display devices

Info

Publication number: CN2524331Y
Application number: CN 01223354
Authority: CN
Inventors: 梁伟成; 张平; 邬恒中
Original assignee: Giantplus Technology Co Ltd
Current assignee: Giantplus Technology Co Ltd
Priority date: 2001-05-10
Filing date: 2001-05-10
Publication date: 2002-12-04
Anticipated expiration: 2011-05-10

Abstract

The utility model discloses a four color display devices which realize full color imaging by a plurality of sub-pixel that have hour color. The four colors are two main colors and two comparison colors that complement the two main colors, such as red and the complement colors of cyan, green and the complement color of purple. The utility model has the advantages of improving the color richness and the picture quality of the display without increasing the cost or changing the structure.

Description

The color monitor that four colour cells are closed

The utility model relates to a kind of display, refers in particular to a kind of color monitor that can show that four full-color colour cells are closed.

Display is an indispensable outfit in information society now, and it is mainly used in showing on the output unit of picture and literal signal.Develop towards light, thin direction with the work information product, flat-panel screens becomes the main flow in the electronic application product gradually.In general flat-panel screens, be which kind of display mode regardless of what take, all be the incompatible purpose that reaches colorful visualization of various set of variations of utilizing Red.

With LCD (Liquid Crystal Display, LCD) be example, it is that the arbitrary pixel (pixel) on the liquid crystal panel is divided into three sub-pixels (sub-pixel), and make these three sub-pixels see through colored filter (color filter) respectively to show Red Green Blue, demonstrate the color of full color mode again through the mediation of three primary colors different proportion.Though yet this trichromatic application can make display reach full color mode, but its Color Range that can show only in the color table by triangle area that three primary colors surrounded, for those concerning the consumer that color is had relatively high expectations, this color is abundant inadequately, and the color image quality is also comparatively coarse and unnatural.Therefore, the utility model proposes the color monitor that a kind of four colour cells that improve display color richness and image quality are closed.

Fundamental purpose of the present utility model is for above-mentioned defective and the not enough color monitor that provides a kind of four colour cells to close are provided, and its color that demonstrates is very abundant, and the color image quality is very good.

Another purpose of the present utility model provides the color monitor that a kind of four colour cells are closed, its color drives the number of the employed IC of module (integrated chip) with suitable by the number of the employed IC of the display that three primary colors constituted (integrated chip), thereby improved the quality of the shown color that goes out of display under the condition that does not increase cost.

The purpose of this utility model adopts following technical proposals to realize: the color monitor that a kind of four colour cells are closed, comprise pixel, described pixel is formed by the arrangement of subpixels of four kinds of colors, and four kinds of colors of this formation pixel are respectively to be made of the main color of two kinds of different colors and two kinds of contrast colors with this main color complementation.

Described main color is red and green, with the contrast color of this main color complementation be cyan and purple.

Described main color is red and blue, with the contrast color of this main color complementation be that cyan is with yellow.

Described main color is green and blue, with the contrast color of this main color complementation be purple and yellow.

Each vertically and each transversely arranged described sub-pixel arrange in regular turn by the mode of above-mentioned four kinds of color combination in any.

Each vertically and each transversely arranged described sub-pixel control by active independent circuits unit drives.

After adopting technique scheme,, thereby can produce four good colour balances (white balance) effect, therefore can make the background color of display reconcile into excellent white because each four kinds of color vertical and each horizontal sub-pixel is evenly distributed.In addition, the scope of the color that above-mentioned four kinds of colors are in harmonious proportion to scale is the area that a quadrilateral is surrounded in color table, it is much larger than the triangle area by three primary colors surrounded, thereby the color that the utility model presented has higher rich color degree with being compared by the color that three primary colors constituted, and then the image of display is more true to nature, nature, and the picture beauty is bright-coloured again.Color of the present utility model drives the design of module with similar by the design of the driving module of three primary colors generation colorful visualization in the past, employed semiconductor driving element number is suitable, therefore can not cause the raising of cost of manufacture, thereby the utility model can reach rich color degree that improves display and the purpose of improving the image quality of image under the constant condition of cost.

Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.

Fig. 1 is the structural representation of LCD;

Fig. 2 is the synoptic diagram that color of the present utility model drives module;

Fig. 3 is the synoptic diagram of another embodiment of the color monitor that closes of four colour cells of the present utility model;

Fig. 4 has electromechanics to excite the structural representation of display.

Principal feature of the present utility model is that the colorful visualization of display is to utilize the combination and variation of four kinds of colors to finish.The contrast color of the main color that four kinds of colors are two kinds of different colours and two kinds and this main color complementation.(organic Light Emitting Diode, OLED) two embodiment illustrate characteristics of the present utility model to have electromechanics to excite display below by a LCD and.

As shown in Figure 1, the structure of LCD 10 is: two transparency carriers 12 and 12 ' between from top to bottom clamping in regular turn have a colored filter 14, transparent electrode plate 16, oriented film 18, liquid crystal layer 20, oriented film 18 ' and transparent electrode plate 16 ', liquid crystal molecule according to oriented film 18,18 ' assigned direction rotate arrangement in regular turn, two transparency carriers 12,12 ' outside surface respectively be coated with a Polarizer 22,22 '.Wherein evenly distributed on the colored filter 14 have a plurality of sub-pixels 24 that are selected from four kinds of colors, and these four kinds of colors are respectively the first main color 26 and the complementary hue 28 and second main color 30 and the complementary hue 32 thereof; Arrangement between the sub-pixel 24 of different color as shown in Figure 2.The color of these a plurality of sub-pixels 24 is selected from redness (R), cyan (C), green (G) and four kinds of colors of purple (M) respectively, and each vertically reaches each horizontal sub-pixel 24 all is evenly being staggered of R, C, G, four kinds of colors of M.In addition, any two groups in above-mentioned main color and the optional redness of complementary hue and complementary colors cyan, blueness and complementary colors yellow thereof and green and the complementary colors purple thereof.

The above-mentioned colored filter 14 that evenly is staggered and is constituted by four kinds of colors, because its each four kinds of colors vertical and each horizontal sub-pixel 24 are evenly distributed, thereby can produce four good colour balances (white balance) effect, therefore can make the background color of display reconcile into excellent white.In addition, the scope of the color that above-mentioned four kinds of colors are in harmonious proportion to scale is the area that a quadrilateral is surrounded in color table, it is much larger than the triangle area by three primary colors surrounded, thereby the color that the utility model presented has higher rich color degree with being compared by the color that three primary colors constituted, and then the image of display is more true to nature, nature, and the picture beauty is bright-coloured again.

Respectively be provided with a signal sweep trace 34 and an information transmission line 36 on above-mentioned each transversely arranged and each sub-pixel 24 of vertically arranging, thereby it is subjected to the driving of one group of signal turntable driving element 38 and one group of data transmission driving element 40 respectively.Information transmission line 36 and signal sweep trace 34 be respectively by the tin indium oxide of levels (Indio Tin oxide, the ITO) module that is constituted, its evenly be arranged on respectively transparent electrode plate 16 ' and 16 on.Color of the present utility model drives the design of module with similar by the design of the driving module of three primary colors generation colorful visualization in the past, employed semiconductor driving element number is suitable, therefore can not cause the raising of cost of manufacture, thereby the utility model can reach rich color degree that improves display and the purpose of improving the image quality of image under the constant condition of cost.Above-mentioned signal turntable driving element 38 and data transmission driving element 40 can be an active independent circuits unit.

The arrangement mode of the sub-pixel 24 of above-mentioned different color also can be as shown in Figure 3, wherein a sub-pixel 24 of vertically arranging is the evenly distributed of the first main color 26 and its complementary hue 28, and the sub-pixel 24 that adjacent with it another vertically arranged is the evenly distributed of the second main color 30 and its complementary hue 32; Though this arrangement makes the background color of display have color easily, these four kinds of colors that color was in harmonious proportion out also can have higher richness.

Have electromechanics to excite display 42 as shown in Figure 4, it is that an ITO electrode layer 46, diaphragm 48, luminescent layer 50 and metal electrode layer 52 are set on a glass substrate 44 in regular turn.Wherein, on luminescent layer 50, evenly be coated with four kinds of organic macromolecular LED materials, these four kinds of luminescent materials can send respectively two kinds of main colors and with these two kinds of corresponding complementary hues of main color.After the energising, the organic macromolecule outer-shell electron will be quickened and be jumped to the high energy rank, and when it returned the low energy rank, the energy that is formed by the energy jump can pass out in the mode of light, thereby makes pixel present color.The arrangement mode and the connected mode of the sub-pixel in the arrangement mode of luminescent material and the above-mentioned LCD are identical, do not repeat them here.

Generally speaking, the color monitor that the utility model four colour cells are closed can be under the condition that does not raise the cost, and generation has the full-color video picture of high richness color, yet can make image more true to nature from being difficult for distortion.

The above only is a best specific embodiment of the present utility model, actual being not limited thereto, and all have identical or the variation person of the equivalence principle, is all the protection domain of this patent.

Claims

1, the color monitor that closes of a kind of four colour cells, comprise pixel, it is characterized in that: described pixel is formed by the arrangement of subpixels of four kinds of colors, and four kinds of colors of this formation pixel are respectively to be made of the main color of two kinds of different colors and two kinds of contrast colors with this main color complementation.

2, the color monitor that closes of four colour cells according to claim 1 is characterized in that: described main color is red and green, with the contrast color of this main color complementation be cyan and purple.

3, the color monitor that closes of four colour cells according to claim 1 is characterized in that: described main color is red and blue, with the contrast color of this main color complementation be that cyan is with yellow.

4, the color monitor that closes of four colour cells according to claim 1 is characterized in that: described main color is green and blue, with the contrast color of this main color complementation be purple and yellow.

5, the color monitor that closes of four colour cells according to claim 1 is characterized in that: each vertically and each transversely arranged described sub-pixel arrange in regular turn by the mode of above-mentioned four kinds of color combination in any.

6, the color monitor that closes of four colour cells according to claim 1 is characterized in that: each vertically and each transversely arranged described sub-pixel control by active independent circuits unit drives.