CN207676090U - IPS mode LCDs - Google Patents

Abstract

The utility model discloses a kind of IPS mode LCDs, lower substrate including opposed setting and upper substrate, liquid crystal layer is equipped between lower substrate and upper substrate, the upper surface of wherein lower substrate is formed with grid layer, first protective layer, silicon island, data line layer, pixel electrode layer, second protective layer, common electrode layer, further include FPC and several driving electrodes lines, wherein common electrode layer includes several ITO electrode blocks arranged in parallel, often ITO electrode block is electrically connected by row ITO electrode block by a driving electrodes line with FPC respectively, the driving voltage that FPC is provided keeps the driving voltage of every row ITO electrode block identical.This structure can make the voltage value of each ITO electrode block consistent, and then the voltage of each ITO electrode block is made to drive effect consistent, improve the uniformity of display.

Description

IPS mode LCDs

Technical field

The utility model is related to technical field of liquid crystal display, relate more specifically to IPS mode LCDs.

Background technology

Currently, the product of most laptop computer manufacturer all uses TFT-LCD.The TFT-LCD of early stage is mainly used for The manufacture of laptop.Although there is great advantage relative to DSTN in TFT at that time, due to technical, TFT-LCD also has prodigious gap in response time, brightness and visible angle with traditional CRT monitor.But, with skill The continuous development of art, yields is continuously improved, in addition the appearance of some new technologies so that TFT-LCD is in response time, comparison It is made great progress in terms of degree, brightness, visible angle, the gap to have furthered with Traditional CRT Display.Nowadays, most of masters The response time of stream LCD display is all increased to 50ms hereinafter, these all move towards mainstream for LCD has paved road.

It is that the current world is most leading to be located at the wide vision IPS technologies on same plate base using VCOM electrodes and pixel electrode Liquid crystal technology, the liquid crystal molecule in IPS liquid crystal display panels is parallel-oriented relative to substrate surface, by applying to liquid crystal layer Transverse electric field controls the rotation of liquid crystal molecule.Compared with traditional liquid crystal screen, the hard screen liquid crystal response speed of IPS technologies faster, The motion picture of presentation is also more smooth, has the advantages that wide viewing angle, firm screen, professional color.And traditional liquid crystal cell system Make in technology, as shown in Figure 1, the ITO layer 1 that the VCOM electrode layers of viewing area are covered by whole face is formed, then will by electrode wires 2 ITO layer 1 is connect with FPC3, and voltage driving is provided by FPC3.Due in ITO layer 1 regions of distance FPC3 farther out due to load Reason has prodigious voltage attenuation, causes in ITO layer 1 distance FPC3 farther out and the driving of closer region voltage is inconsistent, from And viewing area is caused to show the defects of uneven.

Utility model content

In order to solve the deficiencies in the prior art, the utility model provides a kind of IPS patterns improving display effect Liquid crystal display device.

The utility model institute technique effect to be achieved is realized by following scheme：A kind of IPS mode LCDs, Lower substrate including opposed setting and upper substrate are equipped with liquid crystal layer, the wherein upper table of lower substrate between lower substrate and upper substrate Face is formed with grid layer, the first protective layer is formed on grid layer, silicon island is formed on the first protective layer, is formed with number on silicon island It is formed with according to being formed in pixel electrode layer, pixel electrode layer and data line layer between line layer, data line layer and the first protective layer It is formed with common electrode layer on second protective layer, the second protective layer, further includes FPC and several driving electrodes lines, wherein public Electrode layer includes several ITO electrode blocks arranged in parallel, and often row ITO electrode block is respectively by a driving electrodes line by ITO Electrode block is electrically connected with FPC, and the driving voltage that FPC is provided keeps the driving voltage of every row ITO electrode block identical.

Preferably, further include the voltage compensation line being arranged between every row ITO electrode block and FPC, the driving voltage phase of FPC Together, the offset voltage of voltage compensation line keeps the driving voltage of every row ITO electrode block identical.

Preferably, driving electrodes line is arranged in the display area of IPS mode LCDs.

Preferably, driving electrodes line and the overlapping setting of data line layer insulation.

Preferably, driving electrodes line is arranged in the lower section of common electrode layer and is electrically connected with common electrode layer.

Preferably, upper substrate includes the black matrix" and ink layer for being successively set on upper substrate lower face from top to bottom.

Preferably, lower substrate is array substrate.

Preferably, lower substrate is glass substrate.

Preferably, upper substrate is color membrane substrates.

Preferably, upper substrate is glass substrate.

The utility model has the following advantages：

1, by the way that the common electrode layer of IPS mode LCDs to be arranged to include several ITO arranged in parallel Electrode block, often row ITO electrode block ITO electrode block is electrically connected with FPC by a driving electrodes line respectively, FPC provide drive Dynamic voltage keeps the driving voltage of every row ITO electrode block identical, this structure can make the voltage value of each ITO electrode block consistent, in turn Make the voltage of each ITO electrode block drive effect consistent, improves the uniformity of display.

Description of the drawings

Fig. 1 is the structural schematic diagram that ITO layer is connect with FPC in prior art IPS mode LCDs；

Fig. 2 is the sectional view that upper substrate and lower substrate structure are shown in the utility model IPS mode LCDs；

Fig. 3 is the structural schematic diagram that ITO electrode block is electrically connected with FPC in the utility model IPS mode LCDs.

Specific implementation mode

The utility model is described in detail with reference to the accompanying drawings and examples, the examples of the embodiments are in attached drawing In show, in which the same or similar labels are throughly indicated same or similar elements or with the same or similar functions Element.The embodiments described below with reference to the accompanying drawings are exemplary, it is intended to for explaining the utility model, and cannot understand For limitations of the present invention.

In the description of the present invention, it should be understood that term " length ", " width ", "upper", "lower", " preceding ", The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on Orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than instruction or dark Show that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as pair The limitation of the utility model.

In addition, term " first ", " second ", " third " are used for description purposes only, it is not understood to indicate or imply phase To importance or implicitly indicate the quantity of indicated technical characteristic." first ", " second ", " third " are defined as a result, Feature can explicitly or implicitly include one or more this feature." multiple " contain in the description of the present invention, Justice is two or more, unless otherwise specifically defined.

In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " Gu Calmly ", the terms such as " setting " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral； It can be mechanical connection, can also be electrical connection；It can be directly connected, can also may be used also indirectly connected through an intermediary To be the interaction relationship of connection or two elements inside two elements.For the ordinary skill in the art, The concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

In conjunction with shown in Fig. 2-3, the utility model embodiment provides a kind of IPS mode LCDs, including opposed The lower substrate 100 and upper substrate 200 of setting are equipped with liquid crystal layer 300, wherein lower substrate between lower substrate 100 and upper substrate 200 100 upper surface is formed with grid layer 110, the first protective layer 120 is formed on grid layer 110, is formed on the first protective layer 120 There is silicon island 130, be formed between data line layer 140, data line layer 140 and the first protective layer 120 on silicon island 130 and be formed with pixel Electrode layer 150, pixel electrode layer 150 and it is formed with the second protective layer 160 in data line layer 140, is formed on the second protective layer 160 There is common electrode layer 170.Wherein the second protective layer 160 makes common electrode layer 170 and the insulation of pixel electrode layer 150 separate, pixel 150 distributed areas of electrode layer need that the corresponding common electrode layer 170 in top is completely covered, so as to common electrode layer 170 Constitute storage capacitance.

The first protective layer 120 is formed in the surface of grid layer 110 and lower substrate 100 in the utility model, and is located at grid Between layer 110 and silicon island 130.As shown, the surface of grid layer 110 and lower substrate 100 is completely covered in the first protective layer 120, To play the role of the insulation of grid layer 110 between grid layer 110 and silicon island 130.

IPS mode LCDs further include FPC400 and several driving electrodes lines 500 in the utility model, wherein Common electrode layer 170 includes several ITO electrode blocks 171 arranged in parallel, and often row ITO electrode block 171 is driven by one respectively ITO electrode block 171 is electrically connected by moving electrode line 500 with FPC400, and the driving voltage that FPC is provided makes every row ITO electrode block 171 Driving voltage is identical（V1=V2=V3=V4=V5）.This structure can make the voltage value of each ITO electrode block 171 consistent, and then make every The voltage driving effect of a ITO electrode block 171 is consistent, improves the uniformity of display.

When the FPC400 driving voltage phases provided simultaneously as driving electrodes line 500 is not to going together in the utility model The length difference of ITO electrode block 171 causes load different, when keeping the voltage of ITO electrode block 171 between not going together inconsistent, also One voltage compensation line can be set between the ITO electrode block 171 and FPC400 of every row, and the offset voltage that voltage compensation line provides is most Make the driving voltage of every row ITO electrode block 171 identical eventually.

Also different driving voltages can be provided to the ITO electrode block 171 that do not go together by FPC400 in the utility model, driven The voltage that dynamic voltage reaches often row ITO electrode block 171 after driving electrodes line 500 is finally identical.

Common electrode layer 170 in the utility model can be arranged independently of one another, and each common electrode layer 170 can lead to Electrode wires of overdriving 500 are electrically connected to FPC400.

Common electrode layer 170 is electrically connected to a plurality of driving electrodes line 500 of FPC400 and may be disposed in the utility model In the display area of IPS mode LCDs, setting is overlapped in particular, can be arranged to insulate with data line.

500 one end of driving electrodes line is connect with ITO in the utility model, and the other end is connect with FPC400, driving electrodes line 500 may be provided at the lower section of common electrode layer 170 and are electrically connected with common electrode layer 170.

Upper substrate 200 includes the black matrix" for being successively set on 200 lower face of upper substrate from top to bottom in the utility model 210 and ink layer 220, wherein upper substrate 200 be not formed black matrix" 210 surface it is corresponding with pixel electrode layer 150, structure Area is penetrated at liquid crystal display panel, for showing picture.

Lower substrate 100 described in the utility model is array substrate, preferably glass substrate；The upper substrate 200 is coloured silk Ilm substrate, preferably glass substrate.

First protective layer 120 described in the utility model and the second protective layer 160 can be SiNx, SiOx or SiOxNy The composite membrane of monofilm or material composition.

Finally, it should be noted that above example be only to illustrate the embodiment of the present invention technical solution rather than to its into Row limitation, although the embodiment of the present invention is described in detail with reference to preferred embodiment, those skilled in the art It should be understood that the technical solution of the embodiment of the present invention can be still modified or replaced equivalently, and these are changed or wait The range of modified technical solution disengaging technical solution of the embodiment of the present invention cannot also be made with replacement.

Claims (10)

1. a kind of IPS mode LCDs, include the lower substrate and upper substrate of opposed setting, lower substrate and upper substrate it Between be equipped with liquid crystal layer, the upper surface of wherein lower substrate is formed with grid layer, is formed with the first protective layer, the first protection on grid layer Be formed on layer silicon island, be formed between data line layer, data line layer and the first protective layer on silicon island be formed with pixel electrode layer, It is formed with the second protective layer in pixel electrode layer and data line layer, is formed with common electrode layer on the second protective layer, feature exists In further including FPC and several driving electrodes lines, wherein common electrode layer includes several ITO electrode blocks arranged in parallel, often ITO electrode block is electrically connected by row ITO electrode block by a driving electrodes line with FPC respectively, and the driving voltage that FPC is provided makes often The driving voltage of row ITO electrode block is identical.

2. IPS mode LCDs as described in claim 1, which is characterized in that further include being arranged in every row ITO electrode Voltage compensation line between block and FPC, the driving voltage of FPC is identical, and the offset voltage of voltage compensation line makes every row ITO electrode block Driving voltage it is identical.

3. IPS mode LCDs as described in claim 1, which is characterized in that driving electrodes line is arranged in IPS moulds The display area of formula liquid crystal display device.

4. IPS mode LCDs as described in claim 1, which is characterized in that driving electrodes line and data line layer are exhausted The overlapping setting of edge.

5. IPS mode LCDs as described in claim 1, which is characterized in that driving electrodes line is arranged in common electrical The lower section of pole layer is simultaneously electrically connected with common electrode layer.

6. IPS mode LCDs as described in claim 1, which is characterized in that upper substrate includes from top to bottom successively Black matrix" and ink layer in upper substrate lower face is set.

7. IPS mode LCDs as described in claim 1, which is characterized in that lower substrate is array substrate.

8. IPS mode LCDs as claimed in claim 7, which is characterized in that lower substrate is glass substrate.

9. IPS mode LCDs as described in claim 1, which is characterized in that upper substrate is color membrane substrates.

10. IPS mode LCDs as claimed in claim 9, which is characterized in that upper substrate is glass substrate.