CN208013603U - A kind of liquid crystal display panel and liquid crystal display device - Google Patents
A kind of liquid crystal display panel and liquid crystal display device Download PDFInfo
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- CN208013603U CN208013603U CN201820365616.2U CN201820365616U CN208013603U CN 208013603 U CN208013603 U CN 208013603U CN 201820365616 U CN201820365616 U CN 201820365616U CN 208013603 U CN208013603 U CN 208013603U
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 153
- 238000010586 diagram Methods 0.000 description 10
- 230000009471 action Effects 0.000 description 8
- 239000010409 thin film Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 5
- 210000001367 artery Anatomy 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 210000003462 vein Anatomy 0.000 description 4
- 238000000465 moulding Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 208000003580 polydactyly Diseases 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 241001269238 Data Species 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
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- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
It includes source drive module, switch control module and multiple first switches that the utility model embodiment, which discloses a kind of liquid crystal display panel and liquid crystal display device, liquid crystal display panel,;The data signal output and data signal line of source drive module, first switch are arranged in a one-to-one correspondence with data signal line;Switch control module includes first switch control signal output, the control terminal of all first switches is electrically connected with first switch control signal output, and the signal control first end that first switch is exported according to first switch control signal output is connected to or turns off with second end;Pulse module includes multiple pulse signal output ends, and the other end of data signal line is electrically connected with corresponding pulse signal output end, and pulse module exports liquid crystal molecule reseting pulse signal by pulse signal output end.By the technical solution of the utility model, avoiding partial liquid crystal molecule can not restore to the serious problem of liquid crystal display panel light leakage caused by original orientation state.
Description
Technical field
The utility model embodiment is related to display technology field more particularly to a kind of liquid crystal display panel and liquid crystal display dress
It sets.
Background technology
Liquid crystal molecule in liquid crystal display panel is carrying out initially with backward, and liquid crystal display panel meeting basis is particularly shown need
Ask to the pixel electrode and public electrode of pixel unit and apply deflection voltage, liquid crystal molecule pixel electrode and public electrode it
Between deflect and light transmission under the action of deflection voltage, liquid crystal display panel realizes display function according to this.
But after liquid crystal display panel is shown, the deflection voltage on pixel electrode and public electrode need to be removed, by
Interaction force between liquid crystal molecule so that partial liquid crystal molecule can not restore to original alignment direction, lead to liquid crystal
Showing panel, there are serious light leakage phenomenas.
Utility model content
In view of this, the utility model embodiment provides a kind of liquid crystal display panel and liquid crystal display device, arteries and veins is utilized
Die block conveys liquid crystal molecule reseting pulse signal to data signal line, effectively prevents removing pixel electrode and public electrode
On deflection voltage after, partial liquid crystal molecule can not restore to original alignment direction, cause liquid crystal display panel light leakage serious
Problem.By the setting of first switch, the liquid crystal molecule reseting pulse signal for effectively preventing pulse module output pours in down a chimney into source
Pole drive module influences source drive module normal work.
In a first aspect, the utility model embodiment provides a kind of liquid crystal display panel, including viewing area and around described
The non-display area and multi-strip scanning signal wire of viewing area setting and a plurality of data signal line further include:
Positioned at the source drive module of the non-display area, switch control module and multiple first switches;
The source drive module includes multiple data signal outputs, and the data signal output is believed with the data
Number line is arranged in a one-to-one correspondence;
The first switch is arranged in a one-to-one correspondence with the data signal line, the first end of the first switch with it is corresponding
Data signal output is electrically connected, and the second end of the first switch is electrically connected with one end of corresponding data signal line, described
Switch control module includes first switch control signal output, control terminal and the first switch of all first switches
Control signal output is electrically connected, and the first switch is used to control letter according to the switch that the control terminal of the first switch inputs
The first end of number control first switch is connected to or turns off with second end;
Pulse module includes multiple pulse signal output ends, and the pulse signal output end and the data signal line are one by one
It is correspondingly arranged, the other end of the data signal line is electrically connected with corresponding pulse signal output end, and the pulse module is used for
Liquid crystal molecule reseting pulse signal is exported by the pulse signal output end.
Further, liquid crystal display panel further includes:
Positioned at multiple second switches of the non-display area, the second switch is set with data signal line one-to-one correspondence
It sets, the other end of the data signal line is electrically connected by the second switch with corresponding pulse signal output end, and described
The first end of two switches is electrically connected with corresponding data signal line, and the second end of the second switch and corresponding pulse signal are defeated
Outlet is electrically connected;
The switch control module further includes second switch control signal output, the control terminal of all second switches
It is electrically connected with the second switch control signal output, the second switch is used for defeated according to the control terminal of the second switch
The first end that the switch control signal entered controls the second switch is connected to or turns off with second end.
Further, all pulse signal output ends of the pulse module share one of the pulse module it is defeated
Exit port.
Further, liquid crystal display panel further includes:
Power module, the power module include power supply signal output end;
The pulse module further includes the first pulse control signal input terminal, the first pulse control signal input terminal with
The power supply signal output end electrical connection, what the pulse module was used to be inputted according to the first pulse control signal input terminal
Power supply signal controls whether output liquid crystal molecule reseting pulse signal.
Further, liquid crystal display panel further includes:
Timing module, the timing module include timing signal output end;
The pulse module further includes the second pulse control signal input terminal, the second pulse control signal input terminal with
The timing signal output end electrical connection, what the pulse module was used to be inputted according to the second pulse control signal input terminal
Timing signal controls whether output liquid crystal molecule reseting pulse signal.
Further, liquid crystal display panel further includes:
Positioned at the grid electrode drive module of the non-display area, the grid electrode drive module is electrically connected with the scan signal line
It connects, for exporting scanning signal to the scan signal line, the switch control module is integrated in the grid electrode drive module and sets
It sets or is independently arranged.
Second aspect, the utility model embodiment provide a kind of liquid crystal display device, including the liquid described in first aspect
LCD panel.
Further, liquid crystal display device further includes:
Printed circuit board and flexible circuit board, the printed circuit board pass through the flexible circuit board and the liquid crystal display
Panel is electrically connected;
Time-sequence control module is provided on the printed circuit board, the time-sequence control module is used for the source drive
Module and grid electrode drive module output timing control signal and according to pre-display image to the source drive module output data
Signal, the pulse module are integrated in the time-sequence control module setting or are independently arranged.
Further, liquid crystal display device further includes:
Data-signal control module, the data-signal control module includes pulse signal input terminal and data controlling signal
Output end, the pulse signal input terminal are electrically connected at least one pulse signal output end, and the data-signal controls mould
Block is used to control the data controlling signal according to the liquid crystal molecule reseting pulse signal that the pulse signal input terminal inputs defeated
The data controlling signal of outlet output;
The source drive module includes data controlling signal input terminal, the data controlling signal output end and the number
It is electrically connected according to control signal input, the number that the source drive module is used to be inputted according to the data controlling signal input terminal
Outputting data signals are controlled whether according to control signal.
Further, liquid crystal display device further includes:
Printed circuit board and flexible circuit board, the printed circuit board pass through the flexible circuit board and the liquid crystal display
Panel is electrically connected;
Time-sequence control module is provided on the printed circuit board, the time-sequence control module is used for the source drive
Module and grid electrode drive module output timing control signal and according to pre-display image to the source drive module output data
Signal, the data-signal control module are independently arranged or are integrated in the time-sequence control module setting.
The utility model embodiment provides a kind of liquid crystal display panel and liquid crystal display device, and the arteries and veins of pulse module is arranged
Signal output end electrical connection corresponding with data signal line is rushed, pulse module is by pulse signal output end to corresponding data-signal
Line exports liquid crystal molecule reseting pulse signal, effectively prevents removing pixel electrode and public using liquid crystal molecule reset signal
After deflection voltage on electrode, partial liquid crystal molecule can not restore to original alignment direction, cause liquid crystal display panel light leakage tight
The problem of weight.In addition, by the way that switch control module and first switch is arranged in non-display area, can believe to data in pulse module
When number line input liquid crystal molecule reseting pulse signal, the liquid crystal molecule reseting pulse signal that pulse module exports effectively is avoided to pour in down a chimney
Entering source drive module influences source drive module normal work.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art does one and simply introduces, it should be apparent that, the accompanying drawings in the following description is
Some embodiments of the utility model, for those of ordinary skill in the art, without creative efforts,
Other drawings may also be obtained based on these drawings.
Fig. 1 is a kind of structural schematic diagram for liquid crystal display panel that the utility model embodiment provides;
Fig. 2 is the structural schematic diagram for another liquid crystal display panel that the utility model embodiment provides;
Fig. 3 is the structural schematic diagram for another liquid crystal display panel that the utility model embodiment provides;
Fig. 4 is the sequence diagram of liquid crystal display panel shown in Fig. 3;
Fig. 5 is a kind of structural schematic diagram for liquid crystal display device that the utility model embodiment provides.
Specific implementation mode
The utility model is described in further detail with reference to the accompanying drawings and examples.It is understood that herein
Described specific embodiment is used only for explaining the utility model, rather than the restriction to the utility model.It further needs exist for
It is bright, it illustrates only for ease of description, in attached drawing and the relevant part of the utility model rather than entire infrastructure.Through this theory
In bright book, same or analogous drawing reference numeral represents same or analogous structure, element or flow.It should be noted that not
In the case of conflict, the features in the embodiments and the embodiments of the present application can be combined with each other.
The liquid crystal display panel that the utility model embodiment provides includes viewing area and the non-display area around viewing area, with
And multi-strip scanning signal wire and a plurality of data signal line, further include source drive module, the switch control mould positioned at non-display area
Block and multiple first switches, source drive module include multiple data signal outputs, and switch control module includes first switch
Control signal output, pulse module include multiple pulse signal output ends, and data signal output and data signal line are one by one
It is correspondingly arranged, first switch is arranged in a one-to-one correspondence with data signal line, and the first end of first switch and corresponding data-signal are defeated
Outlet is electrically connected, and the second end of first switch is electrically connected with corresponding data signal line, the control terminal of all first switches and the
One switch control signal output end is electrically connected, and pulse signal output end is arranged in a one-to-one correspondence with data signal line, data signal line
It is not electrically connected with corresponding pulse signal output end with one end of first switch electrical connection.First switch is used for according to first switch
Control terminal input switch control signal control first switch first end be connected to or turn off with second end, pulse module is used for
Liquid crystal molecule reseting pulse signal is exported by pulse signal output end.
The pulse signal output end electrical connection corresponding with data signal line of pulse module, arteries and veins is arranged in the utility model embodiment
Die block exports liquid crystal molecule reseting pulse signal by pulse signal output end to corresponding data signal line, utilizes liquid crystal point
Sub- reset signal effectively prevents after removing the deflection voltage on pixel electrode and public electrode, and partial liquid crystal molecule can not be extensive
Multiple extremely original alignment direction, the problem for causing liquid crystal display panel light leakage serious.In addition, by the way that switch control is arranged in non-display area
Molding block and first switch can effectively be kept away when pulse module inputs liquid crystal molecule reseting pulse signal to data signal line
The liquid crystal molecule reseting pulse signal for exempting from pulse module output pours in down a chimney into the source drive module influence normal work of source drive module
Make.
It is the core concept of the utility model above, the following will be combined with the drawings in the embodiments of the present invention, to this reality
It is clearly and completely described with the technical solution in new embodiment.Based on the embodiments of the present invention, this field is general
Without making creative work, the every other embodiment obtained belongs to the utility model to logical technical staff
The range of protection.
Fig. 1 is a kind of structural schematic diagram for liquid crystal display panel that the utility model embodiment provides.As shown in Figure 1, liquid
LCD panel 100 includes viewing area AA and non-display area NAA around viewing area and multi-strip scanning signal wire 1 and a plurality of
Data signal line 2 further includes source drive module 3, switch control module 4 and multiple first switches positioned at non-display area NAA
5, source drive module 3 includes multiple data signal output B1, and switch control module 4 includes first switch control signal output
It includes multiple pulse signal output end D1 to hold C1, pulse module 6, and data signal output B1 is corresponded with data signal line 2
Setting, first switch 5 are arranged in a one-to-one correspondence with data signal line 2, and the first end h2 and corresponding data-signal of first switch 5 are defeated
Outlet B1 electrical connections, the second end h3 of first switch 5 are electrically connected with one end of corresponding data signal line 2, all first switches 5
Control terminal h1 be electrically connected with first switch control signal output C1, pulse signal output end D1 and data signal line 2 are one by one
It is correspondingly arranged, the other end of data signal line 2 is electrically connected with corresponding pulse signal output end D1, in the utility model embodiment
The other end of data signal line 2 is the one end not being electrically connected with first switch 5.
First switch 5 is used to control first switch 5 according to the switch control signal of the control terminal h1 inputs of first switch 5
First end h2 is connected to or turns off with second end h3, and pulse module 6 is used to export liquid crystal molecule by pulse signal output end D1 multiple
Digit pulse signal.Illustratively, as shown in Figure 1, first switch 5 can be thin film transistor (TFT), then the control terminal h1 of first switch 5
The as grid of thin film transistor (TFT), the first end h2 of first switch 5 are the drain electrode of thin film transistor (TFT), the second end of first switch 5
H3 is the source electrode of thin film transistor (TFT).
The stage is controlled first, switch control module 4 can pass through first switch control signal output C1 output switches
Control signal makes the first end h2 of all first switches 5 and second end h3 turn off, and pulse module 6 passes through pulse signal output end
D1 exports liquid crystal molecule reseting pulse signal.Liquid crystal display panel 100 include multi-strip scanning signal wire 1 and data signal line 2, two
Person intersects to form multiple pixel units 11, is resetted since pulse module 6 outputs liquid crystal molecule by pulse signal output end D1
Pulse signal, the liquid crystal molecule reseting pulse signal can be transmitted to pixel unit 11 by data signal line 2, and liquid crystal molecule is multiple
Digit pulse signal for example can be to include more than the high-voltage pulse signal of 15V level, at liquid crystal molecule reseting pulse signal
When the high level stage, the liquid crystal molecule in each pixel unit 11 occur under the action of the liquid crystal molecule reseting pulse signal compared with
The deflection of wide-angle, liquid crystal molecule reseting pulse signal enter the low level stage, and the liquid crystal molecule in each pixel unit 11 then may be used
To restore to original alignment direction, effectively prevent after removing the deflection voltage on pixel electrode and public electrode, part liquid
Brilliant molecule can not restore the problem for causing 100 light leakage of liquid crystal display panel serious to original alignment direction.In addition, due to pulse
Module 6 is when exporting liquid crystal molecule reseting pulse signal, first switch control of all first switches 5 in switch control module 4
It is off state under the action of signal output end C1 processed, liquid crystal molecule reseting pulse signal is effectively prevented and is transmitted to source electrode drive
Dynamic model block 3 influences the normal work of source drive module 3.
Next control stage, switch control module 4 can pass through the switch of first switch control signal output C1 outputs
Control signal makes the first end h2 of all first switches 5 be connected to second end h3, and control pulse module 6 no longer exports liquid crystal point
Sub- reseting pulse signal, control source drive module 3 export number by data signal output B1 to corresponding data signal line 2
It is believed that number, pressure difference is formed between the pixel electrode and public electrode in each pixel unit 11 of liquid crystal display panel 100, is located at liquid
The electric field that liquid crystal molecule between the array substrate and color membrane substrates of LCD panel 100 is formed in pixel electrode and public electrode
Under the action of deflect, liquid crystal display panel 100 realize display function.
Fig. 2 is the structural schematic diagram for another liquid crystal display panel that the utility model embodiment provides, knot shown in Fig. 1
On the basis of structure liquid crystal display panel 100, structure liquid crystal display panel shown in Fig. 2 100 further includes positioned at the more of non-display area NAA
A second switch 7, second switch 7 are arranged in a one-to-one correspondence with data signal line 2, and the other end of data signal line 2 passes through one second
Switch 7 is electrically connected with corresponding pulse signal output end D1, and in the present embodiment, the other end of data signal line 2 is not with first
One end that switch 5 is electrically connected, the first end h2 of second switch 7 and the electrical connection of corresponding data signal line 2, the of second switch 7
Two end h3 are electrically connected with corresponding pulse signal output end D1, and switch control module 4 further includes second switch control signal output
C2, the control terminal h1 of all second switches 7 is held to be electrically connected with the second switch control signal output C2 of switch control module 4
It connects, second switch 7 is used to control the first of second switch 7 according to the switch control signal of the control terminal h1 inputs of second switch 7
End h2 is connected to or turns off with second end h3.
Illustratively, second switch 7 can also be thin film transistor (TFT), then the control terminal h1 of second switch 7 is film crystalline substance
The grid of body pipe, the first end h2 of second switch 7 are the drain electrode of thin film transistor (TFT), and the second end h3 of second switch 7 is that film is brilliant
The source electrode of body pipe.
The stage is controlled first, switch control module 4 can pass through first switch control signal output C1 output switches
Control signal makes the first end h2 of all first switches 5 and second end h3 turn off, and controls signal output by second switch
The first end h2 that the switch control signal of end C2 outputs controls all second switches 7 is connected to second end h3, and pulse module 6 is logical
Extra pulse signal output end D1 exports liquid crystal molecule reseting pulse signal, which can pass through data
Signal wire 2 is transmitted to pixel unit 11, equally the liquid crystal molecule of each pixel unit 11 in liquid crystal display panel 100 can be made at this
The deflection that larger angle occurs under the action of liquid crystal molecule reseting pulse signal, drags down in liquid crystal molecule reseting pulse signal level
When, so that liquid crystal molecule is restored to effectively prevent removing to original alignment direction the deflection electricity on pixel electrode and public electrode
After pressure, partial liquid crystal molecule can not restore the problem for causing 100 light leakage of liquid crystal display panel serious to original alignment direction.Separately
Outside, since pulse module 6 is when exporting liquid crystal molecule reseting pulse signal, all first switches 5 are in switch control module 4
It is off state under the action of first switch control signal output C1, effectively prevents liquid crystal molecule reseting pulse signal biography
Source drive module 3 is transported to, the normal work of source drive module 3 is influenced.
Next control stage, switch control module 4 can pass through the switch of first switch control signal output C1 outputs
Control signal makes the first end h2 of all first switches 5 be connected to second end h3, and controls signal output by second switch
The switch control signal of end C2 outputs makes first end h2 and the second end h3 shutdowns of all second switches 7 so that pulse module 6
The liquid crystal molecule reseting pulse signal of output can not flow into data signal line 2, and control source drive module 3 is defeated by data-signal
Outlet B1 realizes display function to 2 outputting data signals of corresponding data signal line, liquid crystal display panel 100.
Fig. 3 is the structural schematic diagram for another liquid crystal display panel that the utility model embodiment provides.Knot shown in Fig. 2
On the basis of structure liquid crystal display panel 100, all pulses letter of pulse module 6 is arranged in structure liquid crystal display panel shown in Fig. 3 100
Number output end D1 shares an output port of pulse module 6.The connection of first switch 5 and second switch 7 and turn-off time with
Fig. 2 institutes structure liquid crystal display panel 100 is identical, control process which is not described herein again.Illustratively, pulse module 6 is sent to respectively
Liquid crystal molecule reseting pulse signal on data signal line 2 can be identical, such as can be to include more than the height of 15V level
Pressure pulse signal, therefore, all pulse signal output end D1 of setting pulse module 6 share an output end of pulse module 6
Mouth equally can be avoided effectively after removing the deflection voltage on pixel electrode and public electrode, and partial liquid crystal molecule can not restore
To original alignment direction, the problem for causing 100 light leakage of liquid crystal display panel serious, and reduce the number of pin of pulse module 6.
Optionally, referring to figs. 1 to Fig. 3, liquid crystal display panel 100 can also include power module 8, and power module 8 includes
Power supply signal output end E1, pulse module 6 further include the first pulse control signal input terminal D2, the input of the first pulse control signal
End D2 is electrically connected with power supply signal output end E1, the power supply that pulse module 6 is inputted according to the first pulse control signal input terminal D2
Signal controls whether output pulse signal.
Optionally, referring to figs. 1 to Fig. 3, liquid crystal display panel 100 can also include timing module 9, and timing module 9 includes
Timing signal output end F1, pulse module 6 further include the second pulse control signal input terminal D3, the input of the second pulse control signal
End D3 is electrically connected with timing signal output end F1, and pulse module 6 is according to the meter of the input of the second pulse control signal input terminal D3
When signal control whether output pulse signal.
Fig. 4 is the sequence diagram of liquid crystal display panel shown in Fig. 3.In conjunction with Fig. 3 and Fig. 4, E1 ' indicates the power supply of power module 8
The power supply signal of signal output end E1 outputs, F1 ' indicate the timing signal of the timing signal output end F1 outputs of timing module 9,
C1 ' indicates that the switch control signal of the first switch control signal output C1 outputs of switch control module 4, C2 ' indicate switch
The switch control signal of the second switch control signal output C2 outputs of control module 4, D1 ' indicate the pulse of pulse module 6
The pulse signal of signal output end D1 outputs.
Referring to figs. 1 to Fig. 4, in the t1 periods in the power supply signal E1 ' of the power supply signal output end E1 outputs of power module 8
A high level is exported, power module 8 is powered on to pulse module 6 at this time, gives pulse module 6 after the power is turned in power module 8, pulse mode
Block 6 exports high level within t4 the and t5 periods, i.e. pulse module 6 passes through pulse signal output end D1 within t4 the and t5 periods
First pulse control signal input terminal D2 of output liquid crystal molecule reseting pulse signal namely pulse module 6 is detecting power supply
Liquid crystal molecule reset pulse letter is exported by pulse signal output end D1 after the power supply signal output end E1 output high level of module 8
Number.In addition, timing module 9 can be spaced setting time output high level, the setting time at interval for example can be 16.7ms, i.e.,
It is t3, t4 and t5 and be 16.7ms, when there is failing edge in second high level that timing signal includes, pulse module 6 terminate
Liquid crystal molecule reseting pulse signal is exported, i.e. the second pulse control signal input terminal D3 of pulse module 6 is detecting timing mould
When there is failing edge in second high level that the timing signal F1 ' of the timing signal output end F1 outputs of block 9 includes, pulse module
6 stop exporting liquid crystal molecule reseting pulse signal by pulse signal output end D1.
Within t4 the and t5 periods, pulse module 6 exports liquid crystal molecule reset pulse by pulse signal output end D1 to be believed
Number, the switch that the first switch control signal output C1 outputs of switch control module 4 are controlled in t4 the and t5 periods controls letter
Number C1 ' is low level, controls the switch control signal of the second switch control signal output C2 outputs of switch control module 4
C2 ' is high level, and it is N-type TFT that first switch 5 and second switch 7, which is arranged to the property of can be exemplified, then all the
One switch 5 is all off under the action of the low level of the first switch control signal output C1 outputs of switch control module 4,
All second switches 7 are under the action of the high level of the second switch control signal output C2 outputs of switch control module 4
All connections, the liquid crystal molecule reseting pulse signal that pulse module 6 exports are transmitted to all pixel lists by data signal line 2
Member 11, effectively prevent after removing the deflection voltage on pixel electrode and public electrode, partial liquid crystal molecule can not restore to
Original alignment direction, the problem for causing 100 light leakage of liquid crystal display panel serious.
Optionally referring to figs. 1 to Fig. 3, liquid crystal display panel 100 can also include the gate driving positioned at non-display area NAA
Module 10, grid electrode drive module 10 are electrically connected with scan signal line 1, and grid electrode drive module 10 is used to export to scan signal line 1
Scanning signal, can be as shown in Figure 1 to Figure 3, and switch control module 4 is independently arranged, and can also integrate switch control module 4
It is arranged in grid electrode drive module 10.
Fig. 5 is a kind of structural schematic diagram for liquid crystal display device that the utility model embodiment provides.As shown in figure 5, liquid
Crystal device includes the liquid crystal display panel 100 of above-described embodiment, further includes printed circuit board 101 and flexible circuit board 102,
Printed circuit board 101 is electrically connected by flexible circuit board 102 with liquid crystal display panel 100, when being provided on printed circuit board 101
Sequence control module 103, time-sequence control module 103 is for the source drive module 3 and gate driving into liquid crystal display panel 100
10 output timing of module controls signal and according to pre-display image to 3 outputting data signals of source drive module, can be such as Fig. 5 institutes
Show, pulse module 6 is made to be independently arranged, pulse module 6 can also be integrated in time-sequence control module 103 and be arranged.
It should be noted that Fig. 5 schematically with a conducting wire show printed circuit board 101 and flexible circuit board 102 it
Between be electrically connected, the two is generally corresponding with the pad in flexible circuit board 102 by pad on printed circuit board 101
Electrical connection is realized in contact.Time-sequence control module 103 can pass through flexible circuit board 102 and grid electrode drive module 10 and source electrode
Drive module 3 is electrically connected, and controls signal to grid electrode drive module 10 and 3 output timing of source drive module, and according to liquid crystal
The pre-display picture of display device is to 3 outputting data signals of source drive module.
Optionally, as shown in figure 5, liquid crystal display device can also include data-signal control module 104, data-signal control
Molding block 104 includes pulse signal input terminal G1 and data control signal output G2, pulse signal input terminal G1 and at least one
Pulse signal output end D1 electrical connections, are illustratively arranged the pulse signal input terminal G1 of data-signal control module 104 here
It is electrically connected with a pulse signal output end D1, the liquid that data-signal control module 104 is inputted according to pulse signal input terminal G1
The data controlling signal of brilliant molecule reseting pulse signal control data controlling signal output end G2 outputs.Source drive module 3 includes
Data controlling signal input terminal B2, data controlling signal output end G2 are electrically connected with data controlling signal input terminal B2, and source electrode drives
Dynamic model block 3 controls whether outputting data signals according to the data controlling signal input terminal B2 data controlling signals inputted.
The number of the data controlling signal output end G2 outputs of data-signal control module 104 is indicated in conjunction with Fig. 4 and Fig. 5, G2 '
According to control signal, D0 '-Dn ' states the data-signal on the n datas signal wire 2 of liquid crystal display device, and the t6 periods are liquid crystal
The display period of display device, at the end of the t5 periods, the pulse signal output end D1 of pulse module 6 stops output liquid crystal point
Sub- reseting pulse signal, at this time the pulse signal input terminal G1 of data-signal control module 104 it is defeated to detect that pulse module 6 terminates
Go out liquid crystal molecule reseting pulse signal, a high level, the number of source drive module 3 are exported by data controlling signal output end G2
After detecting the high level according to control signal input B2, control source drive module 3 is believed by 2 output data of data signal line
Number, liquid crystal display device realizes display function.Illustratively, data-signal control module 104 can be made independently to set as shown in Figure 5
It sets, data-signal control module 104 can also be set and be integrated in the setting of time-sequence control module 103.
It should be noted that the utility model embodiment shows that attached drawing is only exemplary the size for indicating each element, not
Represent the actual size of each element in liquid crystal display panel or liquid crystal display device.It should be noted simultaneously that above-described embodiment
Between can be combined with each other.
The pulse signal output end electrical connection corresponding with data signal line of pulse module, arteries and veins is arranged in the utility model embodiment
Die block exports liquid crystal molecule reseting pulse signal by pulse signal output end to corresponding data signal line, utilizes liquid crystal point
Sub- reset signal effectively prevents after removing the deflection voltage on pixel electrode and public electrode, and partial liquid crystal molecule can not be extensive
Multiple extremely original alignment direction, the problem for causing liquid crystal display panel light leakage serious.In addition, by the way that switch control is arranged in non-display area
Molding block and first switch can effectively be kept away when pulse module inputs liquid crystal molecule reseting pulse signal to data signal line
The liquid crystal molecule reseting pulse signal for exempting from pulse module output pours in down a chimney into the source drive module influence normal work of source drive module
Make.
More than, only it is the preferred embodiment of the utility model, limit in any form not is made to the utility model
System, although the utility model has been disclosed with preferred embodiment as above, is not limited to the utility model, any to be familiar with sheet
Technical professional is not departing within the scope of technical solutions of the utility model, when the technology contents work using the disclosure above
Go out a little change or be modified to the equivalent embodiments of equivalent variations, as long as be without departing from the content of the technical scheme of the utility model, according to
According to the technical essence of the utility model to any simple modification, equivalent change and modification made by above example, still fall within
In the range of technical solutions of the utility model.
Claims (10)
1. a kind of liquid crystal display panel, including viewing area and non-display area and multi-strip scanning around viewing area setting
Signal wire and a plurality of data signal line, which is characterized in that including:
Positioned at the source drive module of the non-display area, switch control module and multiple first switches;
The source drive module includes multiple data signal outputs, the data signal output and the data signal line
It is arranged in a one-to-one correspondence;
The first switch is arranged in a one-to-one correspondence with the data signal line, the first end of the first switch and corresponding data
Signal output end is electrically connected, and the second end of the first switch is electrically connected with one end of corresponding data signal line, the switch
Control module includes first switch control signal output, and control terminal and the first switch of all first switches control
Signal output end is electrically connected, the switch control signal control that the first switch is used to be inputted according to the control terminal of the first switch
The first end for making the first switch is connected to or turns off with second end;
Pulse module includes multiple pulse signal output ends, and the pulse signal output end is corresponded with the data signal line
Setting, the other end of the data signal line are electrically connected with corresponding pulse signal output end, and the pulse module is for passing through
The pulse signal output end exports liquid crystal molecule reseting pulse signal.
2. liquid crystal display panel according to claim 1, which is characterized in that further include:
Positioned at multiple second switches of the non-display area, the second switch is arranged in a one-to-one correspondence with the data signal line,
The other end of the data signal line is electrically connected by the second switch with corresponding pulse signal output end, and described second opens
The first end of pass is electrically connected with corresponding data signal line, the second end of the second switch and corresponding pulse signal output end
Electrical connection;
The switch control module further includes second switch control signal output, the control terminal of all second switches and institute
The electrical connection of second switch control signal output is stated, what the second switch was used to be inputted according to the control terminal of the second switch
The first end that switch control signal controls the second switch is connected to or turns off with second end.
3. liquid crystal display panel according to claim 2, which is characterized in that all pulse letters of the pulse module
Number output end shares an output port of the pulse module.
4. liquid crystal display panel according to claim 1, which is characterized in that further include:
Power module, the power module include power supply signal output end;
The pulse module further includes the first pulse control signal input terminal, the first pulse control signal input terminal with it is described
Power supply signal output end is electrically connected, the power supply that the pulse module is used to be inputted according to the first pulse control signal input terminal
Signal controls whether output liquid crystal molecule reseting pulse signal.
5. liquid crystal display panel according to claim 4, which is characterized in that further include:
Timing module, the timing module include timing signal output end;
The pulse module further includes the second pulse control signal input terminal, the second pulse control signal input terminal with it is described
Timing signal output end is electrically connected, the timing that the pulse module is used to be inputted according to the second pulse control signal input terminal
Signal controls whether output liquid crystal molecule reseting pulse signal.
6. liquid crystal display panel according to claim 1, which is characterized in that further include:
Positioned at the grid electrode drive module of the non-display area, the grid electrode drive module is electrically connected with the scan signal line, is used
In exporting scanning signal to the scan signal line, the switch control module is integrated in the grid electrode drive module setting or only
It erects and sets.
7. a kind of liquid crystal display device, which is characterized in that including claim 1-6 any one of them liquid crystal display panels.
8. liquid crystal display device according to claim 7, which is characterized in that further include:
Printed circuit board and flexible circuit board, the printed circuit board pass through the flexible circuit board and the liquid crystal display panel
Electrical connection;
Time-sequence control module is provided on the printed circuit board, the time-sequence control module is used for the source drive module
Signal is controlled with grid electrode drive module output timing and according to pre-display image to the source drive module outputting data signals,
The pulse module is integrated in the time-sequence control module setting or is independently arranged.
9. liquid crystal display device according to claim 7, which is characterized in that further include:
Data-signal control module, the data-signal control module include pulse signal input terminal and data controlling signal output
End, the pulse signal input terminal are electrically connected at least one pulse signal output end, and the data-signal control module is used
The data controlling signal output end is controlled in the liquid crystal molecule reseting pulse signal inputted according to the pulse signal input terminal
The data controlling signal of output;
The source drive module includes data controlling signal input terminal, the data controlling signal output end and the data control
Signal input part electrical connection processed, the data control that the source drive module is used to be inputted according to the data controlling signal input terminal
Signal processed controls whether outputting data signals.
10. liquid crystal display device according to claim 9, which is characterized in that further include:
Printed circuit board and flexible circuit board, the printed circuit board pass through the flexible circuit board and the liquid crystal display panel
Electrical connection;
Time-sequence control module is provided on the printed circuit board, the time-sequence control module is used for the source drive module
Signal is controlled with grid electrode drive module output timing and according to pre-display image to the source drive module outputting data signals,
The data-signal control module is independently arranged or is integrated in the time-sequence control module setting.
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CN113811943A (en) * | 2020-04-13 | 2021-12-17 | 京东方科技集团股份有限公司 | Display panel and display device |
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CN113811943A (en) * | 2020-04-13 | 2021-12-17 | 京东方科技集团股份有限公司 | Display panel and display device |
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Address after: 215301 No. 1, Longteng Road, Kunshan Development Zone, Jiangsu, Suzhou Patentee after: InfoVision Optoelectronics(Kunshan)Co.,Ltd. Address before: 215301 No. 1, Longteng Road, Kunshan Development Zone, Jiangsu, Suzhou Patentee before: INFOVISION OPTOELECTRONICS (KUNSHAN) Co.,Ltd. |