CN2519369Y

CN2519369Y - Space grey level display of display unit

Info

Publication number: CN2519369Y
Application number: CN 01279331
Authority: CN
Inventors: 张平; 邬恒中; 林昶伸
Original assignee: Giantplus Technology Co Ltd
Current assignee: Giantplus Technology Co Ltd
Priority date: 2001-12-26
Filing date: 2001-12-26
Publication date: 2002-10-30
Anticipated expiration: 2011-12-26

Abstract

The utility model provides a space gray scale display for the display, which displays by controlling the brightness contrast of a plurality of aligned pixels, each of which comprises at least one color which is controlled by at least one line of drive elements, and each pixel comprises at least two blocks, each of which is controlled by one row of drive elements. The utility model improves the gray scale numbers by means of mixing by the block space, and has the advantages of improving display effect and low cost.

Description

The space GTG of display shows

Technical field

The relevant a kind of display of the utility model, particularly the display space GTG about a kind of simplicity of design shows.

Background technology

Development along with Information of Science and Technology, flat-panel screens becomes the main flow in the electronic application product gradually, such as various electrical appliances in the daily life, comprise TV, computer screen, advertisement plate, personal digital assistant (Personal Digital Assistant, PDA), mobile phone and electronic toy etc., the application of flat-panel screens is healed and is become frequent, and no matter in black and white display or color monitor, the demonstration of GTG can increase the richness of color colour mixture.

The GTG demonstration of known display with the shading value by liquid crystal adjustment light, and reaches outside the GTG demonstration each pixel except the IC driving liquid crystal that utilization has the GTG function reverses; And the IC that can make tool GTG function supports the local colour mixture function of a plurality of pixels simultaneously, as shown in Figure 1, a plurality of pixels 12 of arranged on the display panel 10 are divided into a plurality of pixel groups 14 according to the designed operational formula of IC, 14 ', to utilize IC to each pixel group 14,14 ' does image processing, and make pixel group 14, each pixel 12 in 14 ' provides the brightness of different proportion according to the computing of IC, with under the allocation plan of IC, it is spacing color mixed that pixel 12 can be done, and the GTG that increases display shows, wherein, pixel group 14,14 ' division also changes along with the difference of IC operational formula.Right in the above-mentioned IC difficult design with GTG function, the cost of manufacture height is generally and is applicable to middle high-order display; But another kind utilizes IC to support the design of colour mixture function then for making the display frame uniform color mixture have preferable image quality effect, except IC is had the GTG function, and make IC have the design of colour mixture computing simultaneously, therefore the running of IC is comparatively time-consuming, and increase the degree of difficulty of IC integral layout, and causing the complex structure of display, difficulty comparatively in the making only is used for generally that high-order is colored to be shown.

Therefore, the utility model promptly asks that at the sky that proposes the low display of a kind of simplicity of design and cost at above-mentioned puzzlement GTG shows.

Summary of the invention

Fundamental purpose of the present utility model is every pixel to be divided at least two blocks drive, and improves grey exponent number in the spacing color mixed mode by block, and then increases the Show Color of low order display, has the advantage that promotes display effect.

Another purpose of the present utility model is that the GTG that utilizes general driving element to control different blocks in each pixel shows, to reach the purpose that reduces cost.

According to the utility model, on the panel of a LCD, be formed with the pixel of a plurality of marshallings, and each pixel is divided into a big block and a block of cells, and each transversely arranged block scans the cabling electrical connection by a signal, each pixel of vertically arranging utilizes an information transmission line to be electrically connected, and makes each a bars sweep trace and an information transmission line be subjected to the drive controlling of a driving element respectively.

Description of drawings Fig. 1 is the display panel synoptic diagram that known a kind of space GTG shows; Fig. 2 is a white and black displays panel synoptic diagram of the present utility model; Fig. 3 is a color display panel synoptic diagram of the present utility model; Fig. 4 a and Fig. 4 b are respectively another embodiment synoptic diagram of the utility model pixel segmentation; Fig. 5 is another structural representation of white and black displays panel of the present utility model; Fig. 6 is another structural representation of color display panel of the present utility model.

Embodiment

The utility model is divided into several sections with pixel region and drives, and improving grey exponent number by spacing color mixed mode, and then promotes display effect.It is beneath that (Liquid CrystalDisplay LCD) illustrates characteristics of the present utility model by a LCD.

As shown in Figure 2, on the display panel 20 of a LCD, be formed with the neat pixel of a plurality of arranged 22, each pixel 22 is divided into small one and large one two block 24 up and down, 26, and the area ratio of each block of cells 26 and each big block 24 is about one to two, and each is electrically connected 28 with a signal scanning line to make each transversely arranged big block 24 and block of cells that each is transversely arranged 26, and each signal scanning line 28 is connected to a row driving element 32 respectively, reaching the effect that the big block 24 of control same row block of cells 26 or same row drives, and each pixel 22 of vertically arranging is electrically connected to delegation's driving element 36 by an information transmission line 34.

Wherein, have greatly owing to cut apart in each pixel 22, block of

cells

24,26, both have different bright weights, if represent each block 24 with color numerical value (picture data), presenting of 26 colors, white and black displays with Fig. 2 is an example, 0 representative of color numerical value is big, block of

cells

24,26 dull threads are by presenting black, color when color numerical value 1 is represented block of cells 26 tool brightness, and because big block 24 has bigger glazed area, make that the brightness of big block 24 is higher, with its number of colours value defined is 2, therefore in each pixel 22, greatly, block of

cells

24,26 pass through the drive controlling of signal scanning line 28 and information transmission line 34 separately after, each pixel 22 can be by greatly, block of

cells

24,26 spacing color mixed, to obtain color numerical value be 0 and be in harmonious proportion, 1,2 and 3 four kind of GTG look.The area of the big block 24 of each pixel and block of cells 26 is than can be between 1.2 between 1.5 times of grey exponent number again, promptly shows when being considered as example with above-mentioned second order black and white, and the area ratio of big block and block of cells can be between 1.2 to 3.

Space GTG demonstration also can be applicable in the color monitor, as shown in Figure 3, each pixel 22 has redness (R), green (G) and blue (B) three kinds of colors 38, and each pixel 22 is divided into small one and large one two

block

24,26, make in each big block 24 and each block of cells 26 and have R respectively, G, three kinds of colors 38 of B, and color of the same race 38 that each is vertically arranged also is electrically connected by an information transmission line 34, make each bar information transmission line 34 will be connected to capable driving element 36 with the color 38 of delegation, when signal scanning line 28 and information transmission line 34 drivings, then red in each pixel 22, blue, green three colors 38 can have four kinds of GTG looks respectively, make that the spacing color mixed number of colours of each pixel 22 is abundanter, and then make the low order display after the adapted space GTG shows, can reach the effect that the high luminance relay colour display screen shows.

Wherein, each above-mentioned pixel 22 also can only have two complementary hues, so that have two complementary hues respectively in the big block 24 of each that cut apart and each block of cells 26, other structures then structure with three kinds of Color Scheme of above-mentioned tool are identical, do not repeat them here.

The general driving element 32 of above-mentioned utilization, 36 to each

block

24,26 designs that drive, can directly make each pixel 22 by greatly, block of

cells

24,26 spacing color mixed and reach GTG and show, and because the utility model adopts

general driving element

32,36 drive, must not select driving element for use through the tool GTG driving of particular design, therefore cost is lower, and the utility model makes each

block

24,26 only are subjected to the control of a row driving element 32 and delegation's driving element 36, to present bright spot or dim spot, comparatively simple and reduce the loaded down with trivial details property of layout in the IC design, also must not make driving element that complex calculations are arranged, to improve the picture speed of displaying.

Wherein, shown in Fig. 4 a, each pixel 22 also can be interlocked and is divided into three junior unit blocks 48 and three big unit blocks 46, or shown in Fig. 4 b, staggered two junior unit blocks 48 and three big unit blocks 46 of being divided into, and the area summation of different units block than also between 1.2 between 1.5 times of grey exponent number, each row junior unit block 48 and each row big unit block 46 connect with a signal scanning line 28 respectively, and make in the same row pixel 22, a plurality of signal scanning lines 28 that connect a plurality of signal scanning lines 28 of junior unit block 48 and connect big unit block 46 nationality separately are connected to same row driving element 32 by an electric conduction routing 30, to reach the effect that the block of cells 26 of controlling same row pixel simultaneously or big block 24 drive.This kind design outside the colour mixture effect that improves the space GTG, and reduces the degree of difficulty that display panel 20 is made except making line widths shrink, makes the utility model have more the advantage of low price.

On the other hand, the utility model also can be the structure of another kind of embodiment, as shown in Figure 5, in display panel 20, form the strip block 40 of a plurality of marshallings, it includes a plurality of continuous color elements 44, each strip block 40 and on, under be divided into two zigzag blocks 42, make each zigzag block 42 utilize a signal scanning linear 28 to be electrically connected respectively, to be connected to a row driving element 32, each color elements 44 of vertically arranging then utilizes an information transmission line 34 to be connected to delegation's driving element 36 respectively, the design of this kind zigzag block 42 can more increase the colour mixture uniformity coefficient in space, and it is more well-balanced that the color GTG is shown, to have better display effect, wherein in each zigzag block 42, the area of the block that block that this sawtooth protrudes and sawtooth are recessed than also between 1.2 between 1.5 times of grey exponent number; And as shown in Figure 6, each color elements more can have R, G, three kinds of colors of B respectively, increases the richness of display color.

In addition, each these row,

row driving element

32,36 itself also can have the function of GTG control, make each pixel 22 except by spacing color mixed to do GTG shows, and can utilize the adjustment liquid crystal molecule of this GTG control driving component and make large and

small block

24,26 itself promptly have the demonstration of GTG, to promote the GTG effect of color.

Only the above person is preferred embodiment of the present utility model only, is not to be used for limiting the scope that the utility model is implemented.So be that all equalizations of doing according to the described shape of the utility model claim, structure, characteristic and spirit change and modification, all should be included in the claim of the present utility model.

Claims

1. the space GTG of a display shows, it is characterized in that: the pixel that on a display panel, is provided with a plurality of marshallings, this pixel has at least a color to be subjected to the control of delegation's driving element at least, and each this pixel vertically is divided at least two blocks, and each this block also is subjected to the control of a row driving element respectively.

2. the space GTG of display as claimed in claim 1 shows, it is characterized in that: each this driving element has the design of GTG control.

3. the space GTG of display as claimed in claim 1 shows that it is characterized in that: each this pixel segmentation is at least one big block and at least one block of cells.

4. the space GTG of display as claimed in claim 3 shows, it is characterized in that: the area of each this big block and each this block of cells compares between 1.2 between 1.5 times of grey exponent number.

5. the space GTG of display as claimed in claim 1 shows, it is characterized in that: each this block includes redness, blueness and green three kinds of colors.

6. the space GTG of display as claimed in claim 1 shows that it is characterized in that: each this block includes two complementary hues.

7. the space GTG of display as claimed in claim 1 shows, it is characterized in that: each transversely arranged a plurality of these pixel more can be formed a strip block, it includes a plurality of color elements, and each this color elements has at least a color, and this strip block also vertically is divided at least two zigzag blocks.

8. the space GTG of display as claimed in claim 7 shows, it is characterized in that: each this color elements includes redness, blueness and green three kinds of colors.

9. the space GTG of display as claimed in claim 7 shows that it is characterized in that: each this color elements includes two complementary hues.

10. the space GTG of display as claimed in claim 7 shows, it is characterized in that: in each this zigzag block, the area of the block that the block that this sawtooth protrudes and this sawtooth are recessed than also between 1.2 between 1.5 times of grey exponent number.