CN202058412U

CN202058412U - Foldable display

Info

Publication number: CN202058412U
Application number: CN2011201823991U
Authority: CN
Inventors: 孙伟
Original assignee: Beijing BOE Optoelectronics Technology Co Ltd
Current assignee: BOE Technology Group Co Ltd
Priority date: 2011-06-01
Filing date: 2011-06-01
Publication date: 2011-11-30
Anticipated expiration: 2021-06-01

Abstract

The utility model discloses a foldable display, which can be folded without influencing the performance and is portable. The foldable display comprises at least two panels for display and a panel control circuit for controlling the at least two panels, wherein at least one panel is provided with a grid drive circuit; each panel is provided with a source drive circuit; the at least two panels are mutually connected through grid connecting wires in a flexible circuit board; and the panel control circuit is attached to and covered on the back of either of the at least two panels.

Description

A kind of collapsible display

Technical field

The utility model relates to machinery and electronic applications, particularly a kind of collapsible display.

Background technology

Now people are increasing to the demand of portable equipment, require also more and more highlyer, and big characteristics of OLED (Organic Light Emitting Diode) product release are exactly collapsible, are easy to carry.But because the life-span of OLED is not suitable for producing in a large number than problems such as weak points at present.

TFT-LCD (Thin Film Transistor (TFT) LCD) is present unique display device of catching up with comprehensively and surpass CRT (crt display unit) on combination properties such as brightness, contrast, power consumption, life-span, volume and weight, its function admirable, large-scale production characteristic are good, the automaticity height, the cost of raw material is cheap, development space is wide, has become main flow and has shown product.

At present the TFT-LCD industry is comparatively ripe, but the TFT-LCD product is because it backlightly waits restriction, and its substrate mostly is the hard material, can't bend, and this will the shortcoming that large-sized product is inconvenient to carry occur because of folding.

The utility model content

The utility model embodiment provides a kind of collapsible display, is used to realize the folding of display screen, neither influences the performance of display, is easy to carry again simultaneously.

The utility model embodiment provides a kind of collapsible display, comprising:

At least two panels that are used to show, wherein at least one panel is provided with a gate driver circuit, and each panel is equipped with the one source pole driving circuit;

The grid of the line scanning drive TFT of each pixel cell is connected in described gate driver circuit and this panel;

Described source electrode drive circuit is connected with the data line of each pixel cell in this panel;

One is arranged at the panel control circuit on the PCB, is connected with source electrode drive circuit with described gate driver circuit, is used for by described gate driver circuit and source electrode drive circuit each panel being shown control; Described PCB is covered on the back of any panel;

FPC is connected between two panels;

Wherein, be not provided with the grid of the line scanning drive TFT of each pixel cell in the panel of described gate driver circuit, be connected to described gate driver circuit by the grid connecting line that is arranged among the FPC.

Further, described collapsible display also comprises: be used to support the support rod of at least one energy of described at least two panels with arbitrarily angled bending, described at least one support rod connects described at least two panels from the inside or the back of described at least two panels.

Further, described collapsible display also comprises: sensor, be arranged on except that the panel at the stiff end place of support rod on other panel, at least one alives in the described support rod, described sensor is used for after the triggering that is subjected to supportting the rod electric current sending useful signal to the source electrode drive circuit and the grid connecting line among the flexible PCB FPC of self place panel, and the panel at self place is opened.

The utility model embodiment also provides a kind of collapsible display, comprising:

At least two panels that are used to show, described panel are the GOA panel, and each panel is equipped with the one source pole driving circuit;

Described source electrode drive circuit is connected with the data line of each pixel cell in the panel of place;

One is arranged at the panel control circuit on the PCB, is connected with gate driver circuit in described source electrode drive circuit and the GOA panel, is used for by described gate driver circuit and source electrode drive circuit each GOA panel being shown control; Described PCB is covered on the back of any panel;

Wherein, adjacent two panels connect by FPC or by the groove that is arranged on one of them panel.

Collapsible display among the utility model embodiment is connected with each other by FPC or groove, and at least two panels are fused, and can this collapsible display be launched or fold by the bending control of FPC.Panel control circuit is positioned at any one panel back, can control respectively at least two panels, alleviates the weight of collapsible display.

Description of drawings

Fig. 1 is the primary structure figure of a kind of collapsible display among the utility model embodiment;

Fig. 2 A has the panel structure chart of regulating and control button among the utility model embodiment;

Fig. 2 B is the primary structure figure of panel control circuit among the utility model embodiment;

Fig. 3 is the primary structure figure of another kind of collapsible display among the utility model embodiment;

Fig. 4 is three synoptic diagram that panels fold with different angles among the utility model embodiment;

Fig. 5 A is a kind of primary structure figure of the third collapsible display among the utility model embodiment;

Fig. 5 B is the another kind of primary structure figure of the third collapsible display among the utility model embodiment.

Embodiment

Collapsible display comprises among the utility model embodiment: at least two panels that are used to show, and wherein at least one panel is provided with a gate driver circuit, and each panel is equipped with the one source pole driving circuit; The grid of the line scanning drive TFT of each pixel cell is connected in described gate driver circuit and this panel; Described source electrode drive circuit is connected with the data line of each pixel cell in this panel; One is arranged at the panel control circuit on the PCB (printed circuit board (PCB)), is connected with source electrode drive circuit with described gate driver circuit, is used for by described gate driver circuit and source electrode drive circuit each panel being shown control; Described PCB is covered on the back of any panel; FPC (flexible PCB) is connected between adjacent two panels; Wherein, be not provided with the grid of the line scanning drive TFT of each pixel cell in the panel of described gate driver circuit, be connected to described gate driver circuit by the grid connecting line that is arranged among the FPC.Collapsible display among the utility model embodiment is connected with each other by FPC, and at least two panels are fused, and can this collapsible display be launched or fold by the bending control of FPC.Panel control circuit is positioned at any one panel back, can control respectively at least two panels, alleviates the weight of collapsible display.

Referring to Fig. 1, collapsible display comprises at least two panels that are used to show among the utility model embodiment, is used for the panel control circuit 104 that described at least two panels are controlled.At least one panel has a gate driver circuit 1011, and each panel all has one source pole driving circuit 1000.Gate driver circuit 1011 can be independent of outside the pixel cell, perhaps also can be in pixel cell with gate driver circuit 1011 designs, the latter can make each panel that independently gate driver circuit 1011 is arranged, and neither influences the viewing area, also is more conducive to counter plate simultaneously and drives.Each panel comprises the image element circuit array, and this image element circuit array intersects the pixel cell that limits by data line and sweep trace and constituted.The grid of the line scanning drive TFT of each pixel cell is connected in gate driver circuit 1011 and this panel, and source electrode drive circuit 1000 is connected with the data line of each pixel cell in this panel, and promptly the data line with the image element circuit array links to each other.Panel control circuit 104 can be arranged on the PCB (printed circuit board (PCB)), is connected with source electrode drive circuit 1000 with described gate driver circuit 1011, is used for by gate driver circuit 1011 and source electrode drive circuit 1000 each panel being shown control.This PCB can be covered on the back of any panel.The utility model embodiment comprises that with collapsible display three panels are example, and then collapsible display comprises first panel 101 (having only first panel 101 to have gate driver circuit 1011 among Fig. 1), second panel 102 and the 3rd panel 103 among the utility model embodiment.More if desired panel can carry out the phase strain type according to the thought of the utility model embodiment, and it is also all within protection domain of the present utility model.FPC (flexible PCB) is connected between two panels, promptly first panel 101, second panel 102 and the 3rd panel 103 are connected with each other by the grid connecting line among the FPC, wherein, be not provided with the grid of the line scanning drive TFT of each pixel cell in the panel of gate driver circuit 1011, be connected to gate driver circuit 1011 by the grid connecting line that is arranged among the FPC.Panel control circuit 104 is covered on the back of any panel in three panels.Being covered on first panel, 101 backs with panel control circuit 104 among the utility model embodiment is example.Wherein, the back of panel is the zone, the back side of viewing area.Wherein, panel control circuit 104 is a dotted line among Fig. 1, is meant that panel control circuit 104 is positioned at the back of first panel 101.The part of drawing oblique line among Fig. 1 is the FPC zone.

First panel 101, second panel 102 and the 3rd panel 103 are used for showing.All source electrode drive circuit 1000 can be arranged in each panel, be used for the source electrode input useful signal of counter plate TFT, described useful signal can be the effective voltage signal.This source electrode drive circuit 1000 can be arranged on the minor face of each panel, can be positioned at the top of panel, can not influence the normal demonstration of panel like this, and need not to take the resource of panel bottom.At least one panel has gate driver circuit 1011.And, because of not having the zone that can not show between the panel, therefore the panel that preferably is not chosen in the middle of being arranged in adds gate driver circuit 1011, preferable, when in collapsible display, only needing a gate driver circuit 1011, only with any panel that a panel links to each other in this gate driver circuit 1011 of interpolation.Gate driver circuit 1011 is positioned at the marginal position of first panel 101 among the utility model embodiment.When the multiaspect plate shows,, also can so just can adopt the mode that drives simultaneously from both sides only with in the panel that a panel links to each other all adding gate driver circuit 1011 in order to improve actuating speed.In the middle of second panel 102 was positioned among the utility model embodiment, first panel 101 and the 3rd panel 103 were positioned at both sides, and promptly first panel 101 and the 3rd panel 103 all only link to each other with a panel.In first panel 101, added gate driver circuit 1011 among the utility model embodiment.Because of in first panel 101, having added gate driver circuit 1011, what at first drive is first panel 101, thus if this collapsible display work, then first panel 101 must be worked, if only need a panel to show in three panels, also must be that first panel 101 shows.Link to each other by FPC (flexible PCB) between these three panels, FPC can launch or fold thereby control collapsible display with arbitrarily angled bending.Grid connecting line (gate line) is arranged in FPC, be connected with gate driver circuit with the grid of TFT in adjacent two panels or with the grid of TFT in a certain panel by this grid connecting line.Preferable, in the FPC of per two panel junctions, first on-off circuit can be arranged, for example this first on-off circuit can be a fet switch unit, FPC with first panel 101 and second panel, 102 junctions is an example, an end of first on-off circuit connects the gate driver circuit 1011 in first panel 101 among this FPC, and the other end connects the grid of the line scanning TFT of each pixel cell in second panel 102.If this first on-off circuit is opened, then gate driver circuit can make second panel 102 open by the useful signal of grid connecting line output, if this first on-off circuit cuts out, then the grid connecting line can't be to second panel, 102 output useful signals, and then second panel 102 is closed.For example, among the utility model embodiment, this useful signal can be a high level signal.Thereby first on-off circuit is driven by this grid connecting line counter plate, can also control second panel 102 by this first on-off circuit simultaneously and open or close.

Can also be at the arranged outside second switch circuit of panel viewing area, the area size that is used to regulate the panel viewing area, this touch area generally is positioned at the edge of panel.This second switch circuit can be realized with TFT.And in the panel bottom regulation and control button can be set, this regulation and control button links to each other with the second switch circuit, controls by the second switch circuit.For example, shown in Fig. 2 A, be example only among Fig. 2 A with first panel 101.Be provided with the regulation and control button of two arrowhead forms in first panel, 101 bottoms, when pressing difference regulation and control button, the second switch circuit can be regulated and control first panel, 101 viewing areas.For example, when the regulation and control button pressed left, mean and reduce the viewing area, the TFT that supposes current these first panel, 101 viewing areas be from 0 row to 20 row conductings, then can become after the minimizing from 0 row to the 10th row conducting, other all ends, then display area reduces.When the regulation and control button pressed to the right, meaning increases the viewing area, the TFT that supposes current these first panel, 101 viewing areas be from 0 row to 20 row conductings, then can become after the increase from 0 row to the 30th row conducting, then display area increases.Perhaps also can represent different control methods with other different regulation and control button.Like this viewing area is regulated and control, both power savings can be avoided maloperation again simultaneously.

Panel control circuit 104 is used at least two panels are controlled, and this panel control circuit 104 can be covered on any one panel back.Then this panel control circuit 104 is used for first panel 101, second panel 102 and the 3rd panel 103 are controlled among the utility model embodiment, and panel control circuit 104 is covered on first panel, 101 backs among the utility model embodiment.

Shown in Fig. 2 B, can comprise timing control unit 1041, first memory 1042, second memory 1043 and switch element 1044 in the panel control circuit 104.Wherein, the first input end of timing control unit 1041 links to each other with external system, first interface links to each other with the output terminal of first memory 1042, second interface links to each other with the output terminal of second memory 1043, output terminal links to each other with the panel data line, the input end of switch element 1044 links to each other with the system control signal end, first output terminal links to each other with gate driver circuit 1011, second input end links to each other with source electrode drive circuit 1000, the 3rd output terminal links to each other with the input end of first memory 1042, and the 4th output terminal links to each other with the input end of second memory 1043.

Timing control unit 1041 (T-CON) is used to receive first control signal (SW-SIGNAL) of external system input, and from first memory 1042 or second memory 1043 the required real time data of reading displayed and output to the data line of each pixel cell in the panel.

First memory 1042 is used to store single sided board and shows required real time data, and second memory 1043 is used to store the multiaspect plate and shows required real time data.Wherein, first memory 1042 and second memory 1043 can be EEPROM (EEPROM (Electrically Erasable Programmable Read Only Memo)), also can be other devices with memory function.

Switch element 1044 (SWITCH IC) is used to receive first control signal (SW-SIGNAL) of external system input, and sends second control signal (SCON-SIGNAL) and send the 3rd control signal (TCON-SIGNAL) to source electrode drive circuit 1000 to gate driver circuit 1011.Switch element 1044 also is responsible for to first memory 1042 output significant level or inactive levels, and to second memory 1043 output inactive level or significant levels.

External system can be first level signal or second level signal to first control signal (can be called SW-SIGNAL) of timing control unit 1041 and switch element 1044 inputs, first level signal shows that displaying scheme is that single sided board shows, second level signal shows that displaying scheme shows for the multiaspect plate.First level signal can be a low level signal among the utility model embodiment, and second level signal can be a high level signal.

When display is started working, if external system is at first to timing control unit 1041 and one first level signal of switch element 1044 outputs, then switch element 1044 determines that according to this first level signal displaying scheme is that single sided board shows, switch element 1044 can send invalid signals to the source electrode drive circuit 1000 of other panel outside the panel control circuit 104 place panels, other panel is all closed, for example switch element 1044 sends invalid signals to second panel 102 and the 3rd panel 103 among the utility model embodiment, and second panel 102 and the 3rd panel 103 are all closed.Switch element 1044 also is responsible for to first memory 1042 output significant levels, and to second memory 1043 output inactive levels, timing control unit 1041 can not be from second memory 1043 reading of data, show required real time data and can only from this first memory 1042, read single sided board, and output to the data line of first panel 101, first panel 101 is shown.

If at first to timing control unit 1041 and one second level signal of switch element 1044 outputs, then switch element 1044 determines that according to this second level signal displaying scheme shows for the multiaspect plate in system.Switch element 1044 can send useful signal to the source electrode drive circuit 1000 of other panel outside the panel control circuit 104 place panels, other panel is all opened, for example switch element 1044 sends useful signal to second panel 102 and the 3rd panel 103 among the utility model embodiment, and second panel 102 and the 3rd panel 103 are all opened.Switch element 1041 also is responsible for to first memory 1042 output inactive levels, and to second memory 1043 output significant levels, timing control unit 1041 reads the multiaspect plate and shows required real time data from this second memory 1043, and output to the data line of first panel 101, second panel 102 and the 3rd panel 103 respectively, first panel 101, second panel 102 and the 3rd panel 103 are shown.Wherein, different display screens can show different contents, also can show identical content, depends on that three panels show whether required real time data is identical.

Perhaps, three storeies can be arranged also in the panel control circuit 104, be respectively applied for three panels of storage and show required real time datas, need which screen to show data in the storer that then reads this screen correspondence.Then system needs three types at least to the signal of timing control unit 1041 and switch element 1044 outputs, a kind of is that single screen shows, a kind of is multihead display (promptly using all screen displays), and a kind of is that double screen shows (which two screen double screen can also specify show in showing).But control is comparatively complicated like this.

Described collapsible display can also have at least one support rod, is used to support described at least two panels.Promptly be used to support first panel 101, second panel 102 and the 3rd panel 103 among the utility model embodiment.The support rod connects three panels by the side, and the support rod can be positioned at the inside of three panels, also can be positioned at the back of three panels, watches display screen in order not influence, and had better not be positioned at the front portion of three panels.The support rod is selected plastic material for use, and an end is fixed, and the other end can stretch, can be by supportting excellent extension and contraction control panel expansion or folding.The stiff end of support rod can be fixed on the edge of any one panel, and is preferable, this stiff end is fixed on the edge of any panel that only links to each other with a panel.Perhaps the two ends of support rod are all scalable, then the support rod can be fixed on any panel.The support rod can be with arbitrarily angled bending.

Referring to Fig. 3, another kind of collapsible display also is provided among the utility model embodiment, comprise at least two panels that are used to show, at least one one end fixed, the other end can be with the support rod 304 and the sensor 305 of arbitrarily angled bending.At least one panel is provided with a gate driver circuit 1011, and at least one panel has one source pole driving circuit 1000.Gate driver circuit 1011 can be independent of outside the pixel cell, perhaps also can be in pixel cell with gate driver circuit 1011 designs, can make each panel that independently gate driver circuit 1011 is all arranged like this, neither influence the viewing area, also be more conducive to counter plate simultaneously and drive.The grid of the line scanning drive TFT of each pixel cell is connected in gate driver circuit 1011 and this panel.Source electrode drive circuit 1000 is connected with the data line of each pixel cell in this panel.The utility model embodiment comprises that with collapsible display three panels are example, and then collapsible display comprises first panel 101, second panel 102 and the 3rd panel 103 among the utility model embodiment.More if desired panel can carry out the phase strain type according to the thought of the utility model embodiment, and it is also all within protection domain of the present utility model.Wherein, FPC is connected between two panels, promptly first panel 101, second panel 102 and the 3rd panel 103 are connected to each other by the grid connecting line among the FPC, wherein, be not provided with the grid of the line scanning drive TFT of each pixel cell in the panel of gate driver circuit 1011, be connected to gate driver circuit 1011 by the grid connecting line that is arranged among the FPC.At least one one end fixed, the other end can with the support rod 304 of arbitrarily angled bending internally or the back connect three panels.Wherein, the back of panel is the zone, the back side of viewing area.Wherein, the support rod 304 that only drawn among Fig. 3, support rod 304 is positioned at three panel inside or back for dotted line is meant support rod 304.The part of drawing oblique line among Fig. 3 is the FPC zone.

First panel 101, second panel 102 and the 3rd panel 103 are used for showing.All source electrode drive circuit 1000 can be arranged in each panel, be used for the source electrode input useful signal of counter plate TFT, this useful signal can be the effective voltage signal.This source electrode drive circuit 1000 can be arranged on the minor face of each panel, can be positioned at the top of panel, can not influence the normal demonstration of panel like this, and need not to take the resource of panel bottom.Because of having the zone that can not show between the panel, therefore had better not add gate driver circuit 1011 by the panel in the middle of being arranged in, when in collapsible display, only needing a gate driver circuit 1011, only with any panel that a panel links to each other in this gate driver circuit 1011 of interpolation.Gate driver circuit 1011 is positioned at the marginal position of first panel 101 among the utility model embodiment.When the multiaspect plate shows,, also can so just can adopt the mode that drives simultaneously from both sides only with in the panel that a panel links to each other all adding gate driver circuit 1011 in order to improve actuating speed.In the middle of second panel 102 was positioned among the utility model embodiment, first panel 101 and the 3rd panel 103 were positioned at both sides, and promptly first panel 101 and the 3rd panel 103 all only link to each other with a panel.Hypothesis has been added gate driver circuit 1011 among the utility model embodiment in first panel 101.Because of in first panel 101, having added gate driver circuit 1011, at first drive first panel 101, thus if this collapsible display work, then first panel 101 must be worked, if only need a panel to show in three panels, also must be that first panel 101 shows.Link to each other by FPC (flexible PCB) between these three panels, grid connecting line (gate line) is arranged in FPC, connect by the grid of this grid connecting line with TFT in adjacent two panels.Preferable, in the FPC of per two panel junctions, on-off circuit can be arranged, for example this on-off circuit can be a fet switch unit, FPC with first panel 101 and second panel, 102 junctions is an example, on-off circuit among the FPC of this junction is called first on-off circuit, one end of this first on-off circuit connects the gate driver circuit 1011 in first panel 101, and the other end connects the grid of the line scanning drive TFT in second panel 102, is used for control panel and opens or close.If this first on-off circuit is opened, then the useful signal by the output of grid connecting line can make second panel 102 open, if this first on-off circuit cuts out, then the grid connecting line can't be to second panel, 102 output useful signals, and then second panel 102 is closed.Thereby first on-off circuit is driven by this grid connecting line counter plate, can also control second panel 102 by this first on-off circuit simultaneously and open or close.

Can also be used to regulate the area of panel viewing area at the arranged outside second switch circuit of panel touch area, this touch area generally is positioned at the edge of panel.This second switch circuit can be realized with TFT.In the panel bottom regulation and control button can be set, this regulation and control button links to each other with the second switch circuit, controls by the second switch circuit.For example, be example with first panel 101.The regulation and control button of two arrowhead forms is set in first panel, 101 bottoms, and when pressing difference regulation and control button, the second switch circuit can be regulated and control first panel, 101 viewing areas.For example, when the regulation and control button pressed left, mean and reduce the viewing area, for example at present the TFT of these first panel, 101 viewing areas be from 0 row to 20 row conductings, can be after the minimizing from 0 row to the 10th row conducting, other all ends, then display area reduces.When the regulation and control button pressed to the right, meaning increases the viewing area, for example at present the TFT of these first panel, 101 viewing areas be from 0 row to 20 row conductings, can be after the increase from 0 row to the 30th row conducting, then display area increases.Perhaps also can represent different control methods with other different regulation and control button.The counter plate viewing area is regulated and control like this, and both power savings can be avoided maloperation again simultaneously.

Support rod 304 is used for supporting at least two panels, and triggers sensor 305 behind the current signal that the panel that receives its stiff end place provides.Promptly be used to support first panel 101, second panel 102 and the 3rd panel 103 among the utility model embodiment.Support rod 304 connects three panels by the side, and support rod 304 can be positioned at the inside of three panels, also can be positioned at the back of three panels, watches display screen in order not influence, and had better not be positioned at the front portion of three panels.Plastic material is selected in support excellent 304 for use, and an end is fixed, and the other end can stretch, and can stretch by the extension and contraction control panel of support rod 304 or fold.The stiff end of support rod 304 can be fixed on the edge of any one panel, and is preferable, this stiff end is fixed on the edge of any panel that only links to each other with a panel.Among the utility model embodiment this stiff end is fixed on first panel 101 not with the edge of second panel, 102 adjacent sides.Simultaneously, support rod 304 not only can stretch, and also can fold, for example support rod 304 is all opened, promptly three panels are all opened, and then can bend at any angle and make three panels with arbitrarily angled folding by supportting rod 304, thereby the user who conveniently is in different angles watches.Be illustrated in figure 4 as three panels with the folding synoptic diagram of different angles.At least connect a support rod 304 in three panels.If only connected a support rod 304 in three panels, then when this collapsible display work, there is electric current to pass through in this support rod 304; If connected at least two support rods 304 in three panels, then when this collapsible display work, there is electric current to pass through at least one support rod 304.Wherein, can have a button to control support rod 304 and stretch or contraction, this button can be connected with the panel power supply, and is preferable, and this button is connected with the power supply of the stiff end place panel of support rod 304.Push button, the panel power supply provides current signal for supportting rod 304, and support rod 304 begins to stretch, and up to having connected second panel 102, then the sensor in second panel 102 can be sensed the electric current that supports in the rod 304 by electromagnetic induction principle, thereby carries out follow-up work.

Sensor 305 is used for after the triggering that is subjected to supportting excellent 304 electric currents sending useful signal to the source electrode drive circuit 1000 of self place panel and the grid connecting line of FPC, and the panel at self place is opened.Except that the panel at the excellent stiff end place of support, be provided with sensor 305 on other panel.In second panel 102 and the 3rd panel 103, all can be furnished with sensor 305 among the utility model embodiment, sensor 305 can link to each other with support rod 304, directly be subjected to supportting the triggering of electric current in the rod 304, perhaps can not link to each other yet, respond to the electric current that supports in the rod 304 by electromagnetic induction with support rod 304.As a plurality of supports excellent 304 o'clock, sensor 305 linked to each other with alive support rod 304 at least, or the distance between them can make sensor 305 sense electric current in the support excellent 304.Sensor 305 does not directly link to each other with support rod 304 among the utility model embodiment, is have electric current to pass through in the perception support rod 304 by electromagnetic induction.Electric current in the support rod 304 is mainly used in to sensor trigger pip is provided.For example, when the button of pressing control support rod 304, support rod 304 begins to stretch, and wherein, the length that support rod 304 stretches can be controlled by this button, for example, presses this button always, and then support rod 304 stretches always, decontrols this button, and then support rod 304 stops to stretch.After support rod 304 connects second panel 102, then sensor 305 is sensed the electric current in the support rod 304, this sensor 305 can be exported grid useful signal (EN signal) by first on-off circuit in the FPC of first panel 101 and second panel, 102 junctions, first on-off circuit is opened, drive second panel 102, source electrode drive circuit in second panel 102 1000 is exported the source electrode useful signals simultaneously, source electrode drive circuit 1000 in second panel 102 is started working, make second panel, 102 complete openings and received signal.So can carry out the signal transmission between a plurality of panels.

The utility model embodiment also provides the third collapsible display, the panel control circuit 104 that this display comprises at least two panels that are used to show and is used at least two panels are controlled.Each panel all has gate driver circuit 1011, and each panel all has source electrode drive circuit 1000.The utility model embodiment comprises that with collapsible display three panels are example, and then collapsible display comprises first panel 401, second panel 402 and the 3rd panel 403 among the utility model embodiment.More if desired panel can carry out the phase strain type according to the thought of the utility model embodiment, and it is also all within protection domain of the present utility model.Panel control circuit 104 is covered on the back of any panel in three panels.Adjacent two panels connect by the groove that is arranged on one of them panel.In this groove the lead pin can be arranged, make the panel that links to each other by this groove carry out the signal transmission by lead.For example, the side of any one between adjacent two panels has groove, and another panel that does not have groove inserts in this groove from the side, realizes interconnecting of a plurality of panels; Described panel control circuit is covered on the back of any panel in described at least two panels.

For example, shown in Fig. 5 A, first panel 401 has first groove in the side that links to each other with second panel 402, second panel 402 can insert in described first groove from the side to be realized and being connected of first panel 401, the 3rd panel 403 has second groove in the side that links to each other with second panel 402, second panel 402 can insert in described second groove from the side realizes and being connected of the 3rd panel 401 that described panel control circuit 104 is covered on the back of any panel in three panels.Being covered on first panel, 401 backs with panel control circuit 104 among the utility model embodiment is example.Panel control circuit 104 is a dotted line among Fig. 5 A, is meant that panel control circuit 104 is positioned at the back of first panel 401, and all the other dotted portions are groove part.

Perhaps for example, shown in Fig. 5 B, second panel 402 has the 3rd groove in the side that links to each other with first panel 401, the side that links to each other with the 3rd panel 403 has the 4th groove, first panel 401 can insert in described the 3rd groove from the side to be realized and being connected of second panel 402, and the 3rd panel 402 can insert being connected of realization and second panel 402 described the 4th groove from the another side.Can make the connection of three panels more simple like this.Panel control circuit 104 is a dotted line among Fig. 5 B, is meant that panel control circuit 104 is positioned at the back of first panel 401, and all the other dotted portions are groove part.

First panel 401, second panel 402, the 3rd panel 403 are used for showing.Wherein first panel 401, second panel 402, the 3rd panel 403 are the panel of GOA framework.Wherein, the panel of GOA framework is called for short the GOA panel, refers to gate driving directly is produced on panel on the array base palte, and the GOA full name is Gate Driver on Array.

Collapsible display comprises among the utility model embodiment: at least two panels that are used to show, and wherein at least one panel is provided with a gate driver circuit 1011, and each panel is equipped with one source pole driving circuit 1000; The grid of the line scanning drive TFT of each pixel cell is connected in described gate driver circuit 1011 and this panel; Described source electrode drive circuit 1000 is connected with the data line of each pixel cell in this panel; One is arranged at the panel control circuit 104 on the printing board PCB, is connected with source electrode drive circuit 1000 with described gate driver circuit 1011, is used for by described gate driver circuit 1011 and source electrode drive circuit 1000 each panel being shown control; Described PCB is covered on the back of any panel; Flexible PCB FPC is connected between two panels; Wherein, be not provided with the grid of the line scanning drive TFT of each pixel cell in the panel of described gate driver circuit 1011, be connected to described gate driver circuit 1011 by the grid connecting line that is arranged among the FPC.Collapsible display among the utility model embodiment is connected with each other by FPC, and at least two panels are fused, and can by the bending control of FPC this collapsible display be stretched or fold.Panel control circuit 104 is positioned at any one panel back, can control respectively at least two panels, alleviates the weight of collapsible display.Can realize control at an easy rate by panel control circuit 104 to three panels.Regulating switch can be set on panel, by second switch circuit control viewing area, both can power saving, also can avoid maloperation.Can realize that the demonstration of single screen, multihead display or double screen show by the control of counter plate, to meet the different needs.

The utility model embodiment also provides the collapsible display of another kind of GOA panel, and this collapsible display comprises: at least two panels, at least one support rod 304, at least one sensor 305; Described at least two panels are used for showing; At least one panel has gate driver circuit, and at least one panel has source electrode drive circuit; Described support rod 304 is used to support described at least two panels, and triggers described sensor 305 after receiving current signal; Described sensor 305 is used for that source electrode drive circuit and the FPC to the place panel sends useful signal after the triggering that is subjected to supportting excellent 304 electric currents, and panel is opened; Wherein, described at least two panels are connected with each other by the grid connecting line among the flexible PCB FPC, described at least one support rod 304 connects described at least two panels internally, or from described at least two panels of described at least two panel backs perforation, the stiff end of described support rod 304 is fixed in the edge of any one panel that only links to each other with a panel, and other panel all has sensor 305 except that the panel at the stiff end place of supportting rod 304.Because of supportting rod 304 plasticity, can make three panels realize bending at any angle, the user of being convenient to be in different angles watches.Regulating switch can be set on panel, by second switch circuit control viewing area, both can power saving, also can avoid maloperation.

The utility model embodiment also provides the collapsible display of the third GOA panel, and this collapsible display is connected by the groove of panel side, makes the annexation between the panel more simple.Each panel all has independently gate driver circuit 1011 simultaneously, is convenient to each panel is carried out individual drive, the control of being more convenient for.

Obviously, those skilled in the art can carry out various changes and modification to the utility model and not break away from spirit and scope of the present utility model.Like this, if of the present utility model these are revised and modification belongs within the scope of the utility model claim and equivalent technologies thereof, then the utility model also is intended to comprise these changes and modification interior.

Claims

1. a collapsible display is characterized in that, comprising:

FPC is connected between two adjacent panels;

2. collapsible display as claimed in claim 1, it is characterized in that, have first on-off circuit among the described FPC, the grid by the line scanning drive TFT in described grid connecting line and adjacent two panels links to each other with gate driver circuit respectively, is used for control panel and opens or close.

3. collapsible display as claimed in claim 1 is characterized in that, described panel control circuit also comprises: timing control unit, first memory, second memory and switch element;

Described timing control unit is used for receiving first control signal of external system input, and from described first memory or the required real time data of described second memory reading displayed, and output to the data line of each pixel cell in the panel by described source electrode drive circuit;

Described first memory is used to store single sided board and shows required real time data;

Described second memory is used to store the multiaspect plate and shows required real time data;

Described switch element is used for first control signal of receiving system input, sends the control signal that control panel is opened or closed to the gate driver circuit and the source electrode drive circuit of panel.

4. collapsible display as claimed in claim 3 is characterized in that, described switch element also is used for sending significant level or inactive level to described first memory, and sends inactive level or significant level to described second memory.

5. collapsible display as claimed in claim 1 is characterized in that, also comprises: be used to regulate the second switch circuit of panel viewing area area, described second switch circuit is positioned at outside described two panel touch areas at least.

6. collapsible display as claimed in claim 5, it is characterized in that, also comprise: the regulation and control button is used for by described second switch circuit conditioning panel viewing area area size, described regulation and control button links to each other with described second switch circuit, is positioned at outside described at least two panel touch areas.

7. as each described collapsible display of claim 1～6, it is characterized in that, described collapsible display also comprises: be used to support the support rod of at least one energy of described at least two panels with arbitrarily angled bending, described at least one support rod connects described at least two panels from the inside or the back of described at least two panels.

8. collapsible display as claimed in claim 7 is characterized in that, also comprises:

Sensor, be arranged on except that the panel at the stiff end place of support rod on other panel, at least one alives in the described support rod, described sensor is used for after the triggering that is subjected to supportting the rod electric current sending useful signal to the source electrode drive circuit and the grid connecting line among the flexible PCB FPC of self place panel, and the panel at self place is opened.

9. a collapsible display is characterized in that, comprising: