CN105575346A - Display panel and automatic testing method for display panel - Google Patents
Display panel and automatic testing method for display panel Download PDFInfo
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- CN105575346A CN105575346A CN201410538547.7A CN201410538547A CN105575346A CN 105575346 A CN105575346 A CN 105575346A CN 201410538547 A CN201410538547 A CN 201410538547A CN 105575346 A CN105575346 A CN 105575346A
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Abstract
An embodiment of the invention provides a display panel and an automatic testing method for the display panel. The display panel comprises a first substrate, a second substrate and at least one data driving integrated circuit. The second substrate is combined with the first substrate. The data driving integrated circuit is electrically connected with the second substrate, wherein the data driving integrated circuit can receive a first set of signals and a second set of signals. The first set of signals comprises a first data transmission signal. The second set of signals comprises a second data transmission signal. The first data transmission signal is not equal with the second data transmission signal.
Description
Technical field
The present invention has about a kind of display panel and display panel automated detection method, and refers to that a kind of data-driven integrated circuit has display panel and the display panel automated detection method of a first data transmission signal and the second data transfer signal simultaneously especially.
Background technology
Liquid crystal display common at present, (Liquidcrystaldisplay, LCD) comprises active component array base board, colored filter and backlight module.Active component array base board is arranged on substrate by thin film transistor (TFT), a plurality of data lines and multi-strip scanning line interlaced with each other and be electrically connected with thin film transistor (TFT).Data-driven integrated circuit can be inputed to providing the telecommunication signal of visualization data in panel by data line.
Generally speaking, need to check operation through multiple tracks in the flow process of preparation liquid crystal display, find out in time and deposit defective panel.Wherein, need through a lighting operation at the image of detection LCD monitor, by making panel be lit to data-driven integrated circuit input power signal, clock signal and signal of video signal, whether detection LCD monitor can demonstrate normal display frame.
But, this operation need input telecommunication signal by the tool of external circuit board and input signal and carry out lighting operation, and testing process needs the constantly external circuit board of plug and tool.Therefore, lighting operation is all by manual detection usually, not only bad for output bas line, and often detect a display panel namely need plug, this step easily makes the electrical transfer point of external circuit board and tool damage, thus causes display panel internal short-circuit.
Summary of the invention
The present invention is a kind of display panel of providing of an embodiment wherein, and it comprises first substrate, second substrate and at least one data-driven integrated circuit.Second substrate is combined with first substrate.Data-driven integrated circuit and second substrate are electrically connected.Data-driven integrated circuit can receive one first group of signal and one second group of signal, described first group of signal comprises a first data transmission signal, described second group of signal comprises one second data transfer signal, and described first data transmission signal is not equal to described second data transfer signal.
A kind of display panel that the other embodiment of the present invention provides, it comprises first substrate, second substrate, at least one data-driven integrated circuit and the first control circui substrate.Second substrate is combined with first substrate.Data-driven integrated circuit and second substrate are electrically connected.First control circui substrate and data-driven integrated circuit are electrically connected, and the first control circui substrate can receive one first group of signal and one second group of signal, described first group of signal comprises a first data transmission signal, described second group of signal comprises one second data transfer signal, and described first data transmission signal is not equal to described second data transfer signal.
The present invention is a kind of display panel automated detection method of providing of an embodiment wherein, and it comprises provides a display panel, and wherein display panel comprises first substrate, second substrate and at least one data-driven integrated circuit.Second substrate is combined with first substrate.Data-driven integrated circuit and second substrate are electrically connected.Data-driven integrated circuit can receive one second group of signal, and this second group of signal comprises one second data transfer signal.Then, input second group of signal and show test pictures to data-driven integrated circuit to make display panel.
A kind of display panel automated detection method that the other embodiment of the present invention provides, it comprises provides a display panel, and wherein said display panel comprises first substrate, the second substrate be combined with first substrate, at least one data-driven integrated circuit and the first control circui substrate.Wherein, data-driven integrated circuit is connected with second substrate and the first control circui electrical property of substrate, and the first control circui substrate can receive second group of signal, and second group of signal comprises the second data transfer signal.Then, input second group of signal to the first control circui substrate and show test pictures to make display panel.
In sum, the display panel that the embodiment of the present invention provides, it comprises data-driven integrated circuit, data-driven integrated circuit can receive first data transmission signal and the second data transfer signal, therefore by different transmission interfaces, data-driven integrated circuit can respectively by first group of signal and second group of Signal transmissions to display panel, thus display panel can demonstrate user according to first group of signal and second group of signal respectively views and admires picture or test pictures.With entity, data-driven integrated circuit has first interface unit and the second interface unit, and first interface unit and the second interface unit receive first data transmission signal and the second data transfer signal respectively.
In addition, display panel may further include the first control circui substrate, and the first control circui substrate has the 3rd interface unit and the 4th interface unit.3rd interface unit is corresponding with first interface unit, is all used to receive the first signal comprising first data transmission signal.4th interface unit is then corresponding with the second interface unit, and is all used for receiving the secondary signal comprising the second data transfer signal.With entity, the 3rd interface unit of control circui substrate and the 4th interface unit can be metal gasket, via or probe and visit the structures such as point.By these structures, second group of signal to be able to by grafting or the mode touched directly and to be transferred to data-driven integrated circuit rapidly and then to be passed in display panel, thus display panel demonstrates a test pictures, more preferably to simplify to make lighting operation and rapidly.In addition, third and fourth interface unit also can adopt the structure of plug-in electric connector.In practice, the 3rd interface unit can be generally can for the slot of signal input, and the 4th interface unit can be that the structures such as point visited by metal gasket or probe.When display panel is under normal display state, the first signal is by general slot interface, is transferred in display panel by signal via the 3rd interface unit.And display panel is when carrying out lighting operation, secondary signal visits interfaces such as point and directly and be passed in display panel by signal via the 4th interface unit rapidly, to simplify processing procedure during lighting test by metal gasket or probe.
The display panel automated detection method that the embodiment of the present invention provides can make lighting operation more preferably simplify, rapid and automatic flow, 3rd interface unit and the 4th interface unit can be that the interface structures such as point visited by metal gasket, via or probe, thus second group of signal to be able to by grafting or the mode touched directly and to be passed to rapidly in panel, demonstrates test pictures to make display panel.Known control circui substrate only has an interface unit and only can receive first data transmission signal, and the secondary signal therefore with the second data transfer signal just must can transfer to known control circui substrate by the tool of external flexible circuit board and input signal.Compared to known techniques, because the present invention has the control circui substrate of first data transmission signal and the second data transfer signal, eliminate and need input telecommunication signal by the tool of external flexible circuit board and input signal and carry out lighting operation, simplify flow process and the speed of the lighting operation of display panel further.
Further understand feature of the present invention and technology contents for enable, refer to following detailed description for the present invention and accompanying drawing, but institute's accompanying drawings only provides with reference to and use is described, be not used for the present invention's in addition limitr.
Accompanying drawing explanation
Fig. 1 is the diagrammatic cross-section of the display panel of first embodiment of the invention.
Fig. 2 is the schematic top plan view of the display panel of first embodiment of the invention.
Fig. 3 is the functional-block diagram of the data-driven integrated circuit of the display panel of first embodiment of the invention.
Fig. 4 is the data-driven integrated circuit of the display panel of first embodiment of the invention and the function block schematic diagram of control circui substrate.
Fig. 5 is the data-driven integrated circuit of the display panel of second embodiment of the invention and the function block schematic diagram of control circui substrate.
Fig. 6 is the data-driven integrated circuit of the display panel of second embodiment of the invention and the interface structure schematic diagram of control circui substrate.
The schematic flow sheet of the Aulomatizeted Detect display panel that Fig. 7 provides for first embodiment of the invention.
Description of reference numerals
10 display panels
100,200 data-driven integrated circuits
110,210 first interface unit
120 second interface units
A1 first substrate
A2 second substrate
C1 chromatic filter layer
C1a colored filter
C1b light shield layer
F1 flexible circuit board
LQ liquid crystal layer
P1 panel
S1 first group of signal
S2 second group of signal
S101 first data transmission signal
S102 first data transmission signal
SI turntable driving integrated circuit
T1 active cell array layer
X1, X2 first control circui substrate
X110, X210 the 3rd interface unit
X120, X220 the 4th interface unit
Y1 second circuit controls substrate
Embodiment
Show some exemplary embodiments in the accompanying drawings, and hereafter by accompanying drawings to describe various exemplary embodiments more fully.What deserves to be explained is, concept of the present invention may embody in many different forms, and should not be construed as be limited to herein the exemplary embodiments set forth.Specifically, these exemplary embodiments are provided to make the present invention for detailed and complete, and will will fully pass on the category of concept of the present invention to those who familiarize themselves with the technology.In each accompanying drawing, in order to make illustrated each layer and each region can be explicit, and the ratio that its relative size is shown can be exaggerated, and similar numeral indicates like all the time.
Fig. 1 is the diagrammatic cross-section of the display panel of first embodiment of the invention.Refer to Fig. 1, display panel 10 comprises first substrate A1, second substrate A2, liquid crystal layer LQ, chromatic filter layer C1 and active cell array layer T1.First substrate A1 is combined by encapsulant with second substrate A2, and in liquid crystal layer LQ is sealed in.Chromatic filter layer C1 is configured on first substrate A1, and active cell array layer T1 is configured on second substrate A2.Display panel 10 can be applied to the related display devices such as LCD screen, laptop computer, mobile phone, and wherein, the picture shown by display panel 10 is mainly presented in panel P1 place.
The material of first substrate A1 and second substrate A2 can be glass, plastics or quartz.But, the present invention is not limited the material of first substrate A1 and second substrate A2.
Display panel 10 can comprise the chromatic filter layer C1 be configured on first substrate A1, and wherein chromatic filter layer C1 comprises colored filter C1a and the light shield layer C1b of multiple color.Light shield layer C1b is mainly in order to hide from the light of backlight module to prevent the performance having influence on image because of the leakage of incident light.The material that light shield layer C1b uses can be black resin, black photoresist etc.Colored filter C1b can be assorted photoresistance, and the material used can be chromatic photoresist material, and its color can be red, green, blueness or Transparent color etc.
Liquid crystal layer LQ is configured at the gap between first substrate A1 and second substrate A2, in order to change the direction of incident light.The material category of liquid crystal layer LQ has multiple, can be nematic crystal (NematicLiquidCrystal), smectic liquid crystal (SmecticLiquidCrystal), cholesterol liquid crystal (CholestericLiquidCrystal) etc.But, the present invention is not as limit.
Active cell array layer T1 is configured on second substrate A2, and active cell array layer T1 comprises multiple thin film transistor (TFT), a plurality of data lines (not shown) and multi-strip scanning line (not shown), data line parallel to each other and sweep trace parallel to each other interlaced with each other, thin film transistor (TFT) is then formed in the junction of data line and sweep trace.The active cell array that thin film transistor (TFT) forms corresponds to the assortment that above-mentioned colored filter C1b is formed.What deserves to be explained is, thin film transistor (TFT) comprise be formed on a second substrate A2 gate electrode, gate insulation layer, source electrode and drain electrodes.Wherein, source electrode and data line couple, and gate electrode and sweep trace couple.
Fig. 2 is the schematic top plan view of the display panel of first embodiment of the invention.Refer to Fig. 2, in the present embodiment, display panel 10 comprises an a first control circui substrate X1 and second circuit and controls substrate Y1, first control circui substrate X1 is configured at the wherein side of panel 10, second circuit controls the wherein side that substrate Y1 is configured at the institute neighbor configuration first control circui substrate X1 of panel 10, and the circuit board of the various signal of the transmission being used as display panel 10 respectively.In practice, it can be printed circuit board (PCB) or flexible circuit board that the first control circui substrate X1 and second circuit control substrate Y1, and the first control circui substrate X1 and second circuit control substrate Y1 is electrically connected each other by a flexible circuit board F1.But, in other embodiments, in order to consider the design technology of multiple display panel and electrically assemble demand, display panel only can comprise the first control circui substrate, and carry out signal transmission by described first control circui substrate X1, and do not comprise second circuit control substrate Y1.The present invention is not limited this.
Data line drive unit and the first control circui substrate X1 are electrically connected, and scanning line driving unit and second circuit control substrate Y1 is electrically connected.Data line drive unit comprises multiple data-driven integrated circuit 100, and scanning line driving unit comprises multiple turntable driving integrated circuit SI.Data-driven integrated circuit 100 is used to the input providing visualization data, and it can be received the signal from the first control circui substrate X1 and be transmitted the signal to by data line in panel P1.Turntable driving integrated circuit SI is used to the switch controlling transistor, and it can be controlled substrate Y1 by second circuit and receives the signal from the first control circui substrate X1 and be passed in panel P1 by sweep trace.But, in other embodiments, display panel 10 only can comprise the first control circui substrate X1 and not comprise second circuit control substrate Y1, and its data-driven integrated circuit and turntable driving integrated circuit all with by described first control circui substrate X1 can carry out signal transmission.The present invention is not limited this.
Fig. 3 is the functional-block diagram of the data-driven integrated circuit of the display panel of first embodiment of the invention.Refer to Fig. 3, data-driven integrated circuit 100 can receive first group of signal and second group of signal S2.First group of signal S1 comprises first data transmission signal, second group of signal S2 comprises the second data transfer signal, wherein first data transmission signal and the second data transfer signal are all used to define a kind of high frequency signal of video signal, by the interface transmission in flat-panel screens system, and first data transmission signal is not equal to the second data transfer signal.For example, first data transmission signal can be Low Voltage Differential Signal (minilowvoltagedifferentialsignalInterface, mimi-LVDS) transmission interface, second data transfer signal can be low-swing differential signal (ReducedswingdifferentialsignalInterface, RSDS) transmission interface.
Specifically, first group of signal S1 comprises power supply signal, scanning sequence signal and data timing signal further, and display panel 10 can receive first group of signal S1 by data-driven integrated circuit 100, to demonstrate the first show image.What deserves to be explained is, described first show image is defined as when user views and admires, and described first show image can be used to the normal display frame providing user to view and admire.In the present embodiment, second group of signal S2 only can comprise data transmission interface, or comprise power supply signal, scanning sequence signal and data timing signal further, display panel 10 can receive second group of signal S2 by data-driven integrated circuit 100, to demonstrate the second show image.What deserves to be explained is, described second show image is defined as when lighting operation, display panel 10 shows a single picture by signal produces tester (Patterngenerator) second group of signal S2 providing, be such as simple complete in vain, black, Quan Hong, Quan Lan, entirely green image entirely.That is, described second show image can be used as the test pictures of lighting operation, check whether image shown by display panel 10 has defect, to provide the Defect Detection benchmark of display panel 10 image, thus detect image and the picture that watches of non-user.
In addition, in order to simplify lighting operation, the power supply signal of second group of signal S2, scanning sequence signal and data timing signal can be equal in fact the power supply signal of first group of signal S1, scanning sequence signal and data timing signal.
With entity, data-driven integrated circuit 100 has first interface unit and the second interface unit.First interface unit and the second interface unit are all used to the interface providing display panel 10 control signal, and first interface unit and the second interface unit receive first data transmission signal and the second data transfer signal respectively.Accordingly, by the first interface unit of data-driven integrated circuit 100, first group of signal S1 can transfer to data-driven integrated circuit 100, thus display panel 10 is demonstrated the first show image, that is, the normal display frame that display panel 10 provides user to view and admire.First interface unit and the second interface unit.In addition, first data transmission signal S101 can transfer to data-driven integrated circuit 100 by different electrical transfer points from the second data transfer signal S102.But, in the consideration of different circuit trim designs routes, first data transmission signal S101 and the second data transfer signal S102 also can transfer to data-driven integrated circuit 100 by same electrical transfer point, that is first interface unit and the common electrical structure of the second interface unit, be such as shared same metal gasket.
In addition, difference part due to second group of signal S2 and first group signal S1 is that the second data transfer signal included by second group of signal S2 is not equal to first data transmission signal included by first group of signal S1, therefore, by the second interface unit of data-driven integrated circuit 100, second group of signal S2 can transfer to data-driven integrated circuit 100, thus display panel 10 is demonstrated the second show image, that is display panel 10 provides the test pictures being used as lighting operation.
Because data-driven integrated circuit 100 can receive first data transmission signal and the second data transfer signal, therefore by different transmission interfaces, first group of signal S1 and second group signal S2 can be transferred to display panel 10 by data-driven integrated circuit 100 respectively, thus display panel 10 can demonstrate user view and admire picture or test pictures according to first group of signal S1 and second group of signal S2 respectively.
Fig. 4 is the data-driven integrated circuit of the display panel of first embodiment of the invention and the function block schematic diagram of control circui substrate.Based on above-mentioned display panel, the control circui substrate that the present invention can provide one to be applied to display panel, wherein the most implementation detail of the data-driven integrated circuit of display panel all can with reference to aforementioned explanation, and something in common does not repeat at this.
Refer to Fig. 4, the first interface unit 110 that data-driven integrated circuit 100 has and the second interface unit 120 are all used to the interface providing display panel 10 control signal.The first control circui substrate X1 included by display panel 10 has the 3rd interface unit X110 and the 4th interface unit X120,3rd interface unit X110 and first interface unit 110 are electrically connected, and the 4th interface unit X120 and the second interface unit 120 are electrically connected.What deserves to be explained is, the 3rd interface unit X110 is corresponding with first interface unit 110, is all used to receive the first signal S1 comprising first data transmission signal.4th interface unit X120 is corresponding with the second interface unit 120, and is all used for receiving the secondary signal S2 comprising the second data transfer signal.
Specifically, because data-driven integrated circuit 100 and control circui substrate X1 are electrically connected, first group of signal S1 can transfer to the first interface unit 110 of data-driven integrated circuit 100 by the 3rd interface unit X110 be assemblied on control circui substrate X1, thus display panel 10 can receive first group of signal S1 by first interface unit 110, to demonstrate the first show image.In the present embodiment, second group of signal S2 can transfer to the second interface unit 120 by the 4th interface unit X120 be assemblied on control circui substrate X1, thus display panel 10 can receive second group of signal S2 by the second interface unit 120, to demonstrate the second show image.
Furthermore, under display panel 10 normal display state, that is user is when viewing and admiring picture, first group of signal S1 is passed in panel P1 by the 3rd interface unit X110 that is mutually electrically connected and first interface unit 110 by data-driven integrated circuit 100, shows the first show image to make display panel 10.Under the state of carrying out lighting operation, second group of signal S2 is passed in panel P1 by the 4th interface unit that is mutually electrically connected and the second interface unit 120 by data-driven integrated circuit 100, shows the second show image to make display panel 10.
In practice, in order to make first group of signal S1 and second group signal S2 be passed in display panel 10 respectively by first interface unit 110 and the second interface unit 120, the 3rd interface unit X110 be mutually electrically connected and the circuit trim designs route (layoutdesign) of first interface unit 110 are different with the circuit trim designs route of mutual the second interface unit 120 of being electrically connected and the 4th interface unit X120.That is, first group of signal S1 and second group of signal S2 follows different circuit trace respectively.
With entity, the 3rd interface unit X110 of control circui substrate X1, the 4th interface unit X120 can be metal gasket, via or probe and visit the structures such as point.By these structures, second group of signal S2 to be able to by grafting or the mode touched directly and to be transferred to data-driven integrated circuit 100 rapidly and then to be passed in display panel 10, thus display panel 10 demonstrates a test pictures, more preferably to simplify to make lighting operation and rapidly.In addition, the 4th interface unit X120 also can adopt the structure of plug-in electric connector.
It should be noted that the second interface unit 120 can comprise the electrical transfer point of many groups to transmit second group of signal S2.In order to whether the functional operations such as the power supply of detection display panel 10, sequential and image are normal, display panel 10 is by transmitting second group of signal to the second interface unit to carry out lighting operation.In circuit assembling highway route design, the second interface unit 120 can comprise the electrical transfer point of many groups can for signals such as the power supply signal of transmission second group of signal S2, scanning sequence signal, data timing signal and the second data transfer signals.
But, if in the lighting operation of display panel 10, when only inputting signal of video signal to detect image display function, second group of signal S2 only can comprise signal of video signal and the second data transfer signal, thus can be assemblied in first interface unit 110 for the electrical transfer point of transmission power supply signal, scanning sequence signal and data timing signal, and can still be assemblied in the second interface unit 120 for the electrical transfer point of transmission signal of video signal and the second data transfer signal.
Fig. 5 is the data-driven integrated circuit of the display panel of second embodiment of the invention and the function block schematic diagram of control circui substrate.Based on above-mentioned display panel, the present invention can provide another kind to be applied to the data-driven integrated circuit of display panel, and wherein most implementation detail all can with reference to aforementioned explanation, and something in common does not repeat at this.
Refer to Fig. 5, data-driven integrated circuit 200 has first interface unit 210, and control circui substrate X2 has the 3rd interface unit X210 and the 4th interface unit X220, wherein, the 3rd interface unit X210 and the 4th interface unit X220 is electrically connected with first interface unit 210.In this embodiment, data-driven integrated circuit 200 has first interface unit 210, that is data-driven integrated circuit 200 receives the interface of first data transmission signal and the second data transfer signal for sharing design.In other embodiment, the interface that data-driven integrated circuit 200 receives first data transmission signal and the second data transfer signal can be shared design, that is data-driven integrated circuit 200 has first interface unit 210 and the second interface unit, wherein, 3rd interface unit X210 and first interface unit 210 are electrically connected, and the 4th interface unit X220 and first interface unit 210 are electrically connected.
Specifically, first interface unit 210 can receive first group of signal S1 and second group signal S2, that is, the compatible first data transmission signal of first interface unit 210 and the second data transfer signal.First group of signal S1 comprises power supply signal, scanning sequence signal, data timing signal and first data transmission signal equally, and first group of signal S1 can transfer to first interface unit 110 by the 3rd interface unit X210, data-driven integrated circuit 200 judges that received signal is first group of signal S1, thus display panel 10 is demonstrated normal display frame.Second group of signal S2 can transfer to first interface unit 210 by the 4th interface unit X220, data-driven integrated circuit 200 judges that received signal is second group of signal S2, thus display panel 10 can receive second group of signal S2, to demonstrate test pictures by first interface unit 110.
In the design of circuit assembling route, first group of signal S1 transfers to data-driven integrated circuit 200 by the circuit of at least one electric connection first interface unit 210 and the 3rd interface unit X210.Second group of signal S1 transfers to data-driven integrated circuit 200 by the circuit of at least one electric connection first interface unit 210 and the 4th interface X220 unit.Wherein, 4th interface unit X220 is installed on the first control circui substrate X1 with metal gasket or the form of via, and the circuit trim designs route of the first interface unit 210 be mutually electrically connected and the 3rd interface unit X210 is not identical with the circuit trim designs route of the first interface unit 210 be mutually electrically connected and the 4th interface unit X220, but, first group of signal S1 and second group of signal S2 transfers to first interface unit 210 respectively.
Fig. 6 is the data-driven integrated circuit of the display panel of second embodiment of the invention and the interface structure schematic diagram of control circui substrate.Refer to Fig. 6, because first group of signal S1 and second group signal S2 can be passed to first interface unit 210, therefore, assemble highway route design to make circuit more to simplify, the 4th interface unit X220 is installed in the 3rd interface unit X2100 on the circuit of first interface unit 210 with metal gasket or the form of via.Specifically, the first interface unit 210 be mutually electrically connected and the circuit trim designs route of the 4th interface unit X220 are a part for the circuit trim designs route of first interface unit 210 and the 3rd interface unit X210 be mutually electrically connected.According to this, first group of signal S1 and second group of signal S2 shares portion of lines and can transfer to data-driven integrated circuit 200.
Fig. 7 is the schematic flow sheet of the display panel automated detection method that first embodiment of the invention provides.Refer to Fig. 7.
Perform step S101, display panel 10 (determinand) is provided.The first control circui substrate X1 that display panel 10 comprises at least one data-driven integrated circuit 100 and is electrically connected with data-driven integrated circuit 100.First control circui substrate X1 can receive first group of signal S1 and second group signal S2, and first group of signal S1 comprises first data transmission signal, second group of signal S2 comprises the second data transfer signal, and wherein first data transmission signal is not equal to this second data transfer signal.
Perform step S102, when display panel 10 carries out lighting operation to test power supply, the functional operation such as sequential and image of display panel 10, tester provides second group of signal S2 in probe member by signal generator, and second group of signal S2 comprises power supply signal, scanning sequence signal, data timing signal and the second data transfer signal.But, second group of signal S2 can only comprise the second data transfer signal.
Perform step S103, probe member and the 4th interface unit X220 are electrically connected, in practice, 4th interface unit X220 can be that the interface structure such as point visited by metal gasket, via or probe, thus second group of signal S2 is able to by touching or the mode of grafting and directly and be passed to the 4th interface unit X220 rapidly.Because the 4th interface unit X220 and the second interface unit 120 are electrically connected, second group of signal S2 transfers to the second interface unit 120, data-driven integrated circuit 100 receives second group of signal S2 by the second interface unit 120, thus display panel 10 shows test pictures.
(possible effect of embodiment)
In sum, the display panel that the embodiment of the present invention provides, it comprises data-driven integrated circuit, data-driven integrated circuit can receive first data transmission signal and the second data transfer signal, therefore by different transmission interfaces, data-driven integrated circuit can respectively by first group of signal and second group of Signal transmissions to display panel, thus display panel can demonstrate user according to first group of signal and second group of signal respectively views and admires picture or test pictures.With entity, data-driven integrated circuit has first interface unit and the second interface unit, and first interface unit and the second interface unit receive first data transmission signal and the second data transfer signal respectively, control circui substrate has the 3rd interface unit and the 4th interface unit, and the 3rd interface unit and the 4th interface unit receive first data transmission signal and the second data transfer signal respectively.In practice, the 3rd interface unit can be generally can for the slot of signal input, and the 4th interface unit can be that the structures such as point visited by metal gasket or probe.When display panel is under normal display state, the first signal is transferred in display panel by general slot interface.And display panel is when carrying out lighting operation, secondary signal visits interfaces such as point and directly and be passed to rapidly in display panel, to simplify processing procedure during lighting test by metal gasket or probe.
The display panel automated detection method that the embodiment of the present invention provides can make lighting operation more preferably simplify, rapid and automatic flow, 4th interface unit can be that the interface structures such as point visited by metal gasket, via or probe, thus second group of signal to be able to by grafting or the mode touched directly and to be passed to rapidly in panel, demonstrates test pictures to make display panel.Known control circui substrate only has first interface unit and only can receive first data transmission signal, and the secondary signal therefore with the second data transfer signal just must can transfer to known control circui substrate by the tool of external flexible circuit board and input signal.Compared to known techniques, because control circui substrate of the present invention has the 3rd interface unit and the 4th interface unit, eliminate and need input telecommunication signal by the tool of external flexible circuit board and input signal and carry out lighting operation, simplify flow process and the speed of the lighting operation of display panel further.
The foregoing is only better possible embodiments of the present invention, non-ly therefore limit to the scope of the claims of the present invention, therefore the equivalence techniques change of such as using instructions of the present invention and graphic content to do, be all contained in protection scope of the present invention.
Claims (10)
1. a display panel, wherein, described display panel comprises:
One first substrate;
One second substrate, is combined with described first substrate; And
At least one data-driven integrated circuit, described data-driven integrated circuit and described second substrate are electrically connected;
Wherein, described data-driven integrated circuit can receive one first group of signal and one second group of signal, described first group of signal comprises a first data transmission signal, described second group of signal comprises one second data transfer signal, and described first data transmission signal is not equal to described second data transfer signal.
2. display panel according to claim 1; wherein, when described data-driven integrated circuit receives described first group of signal, described display panel shows a normal pictures; when described data-driven integrated circuit receives described second group of signal, described display panel shows a test pictures.
3. display panel according to claim 1, wherein, described second group of signal comprises a power supply signal, one scan sequence signal, a data timing signal further.
4. display panel according to claim 1, wherein, described first data transmission signal and described second data transfer signal transfer to described data-driven integrated circuit by same electrical transfer point.
5. a display panel, wherein, described display panel comprises:
One first substrate;
One second substrate, is combined with described first substrate;
At least one data-driven integrated circuit, described data-driven integrated circuit and described second substrate are electrically connected; And
One first control circui substrate, described first control circui substrate and described data-driven integrated circuit are electrically connected, described first control circui substrate can receive one first group of signal and one second group of signal, described first group of signal comprises a first data transmission signal, described second group of signal comprises one second data transfer signal, and described first data transmission signal is not equal to described second data transfer signal.
6. display panel according to claim 5, wherein, described data-driven integrated circuit has a first interface unit, described first control circui substrate comprises one the 3rd interface unit and one the 4th interface unit, described first group of signal is by the line transmission of at least one electric connection described first interface unit and described 3rd interface unit to described data-driven integrated circuit, and described second group of signal is by the line transmission extremely described data-driven integrated circuit of at least one electric connection described first interface unit and described 4th interface unit.
7. display panel according to claim 6, wherein, the described circuit being electrically connected described first interface unit and described 4th interface unit is the some of the described circuit being electrically connected described first interface unit and described 3rd interface unit.
8. a display panel automated detection method, wherein, described display panel automated detection method comprises:
One display panel is provided, wherein, described display panel comprises: a first substrate, a second substrate be combined with described first substrate, at least one data-driven integrated circuit and one first control circui substrate, wherein, described data-driven integrated circuit is connected with described second substrate and described first control circui electrical property of substrate, described first control circui substrate can receive one second group of signal, and described second group of signal comprises one second data transfer signal; And
Input described second group of signal and show test pictures to described first control circui substrate to make described display panel.
9. display panel automated detection method according to claim 8, wherein, inputs described second group of signal to the step of described first control circui substrate and comprises:
There is provided described second group of signal in a probe member by a signal generator; And
One the 4th interface on described probe member and described first control circui substrate is electrically connected, to make described second group of Signal transmissions to described first control circui substrate, described data-driven integrated circuit receives described second group of signal by described first control circui substrate.
10. display panel automated detection method according to claim 9, wherein, described 4th interface at least one via and at least one metal gasket one of them.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018107649A1 (en) * | 2016-12-16 | 2018-06-21 | 惠科股份有限公司 | Display panel detection method and display panel detection apparatus |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101527123A (en) * | 2008-03-07 | 2009-09-09 | 群康科技(深圳)有限公司 | Liquid crystal display device |
| CN101533612A (en) * | 2008-03-10 | 2009-09-16 | 奇美电子股份有限公司 | Liquid crystal display device and drive module thereof |
| US20090303224A1 (en) * | 2008-06-04 | 2009-12-10 | Toshiba Matsushita Display Technology | Liquid crystal display device with a timing controller and manufacturing the same |
| CN101800021A (en) * | 2010-04-02 | 2010-08-11 | 友达光电股份有限公司 | Driving device for driving display panel and source drivers thereof |
| KR20100130283A (en) * | 2009-06-03 | 2010-12-13 | 삼성전자주식회사 | Display apparatus and method for driving the same |
| CN202159474U (en) * | 2011-06-27 | 2012-03-07 | 深圳市华星光电技术有限公司 | Data driving system and data driving chip of liquid crystal panel, and liquid crystal display device |
-
2014
- 2014-10-13 CN CN201410538547.7A patent/CN105575346B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101527123A (en) * | 2008-03-07 | 2009-09-09 | 群康科技(深圳)有限公司 | Liquid crystal display device |
| CN101533612A (en) * | 2008-03-10 | 2009-09-16 | 奇美电子股份有限公司 | Liquid crystal display device and drive module thereof |
| US20090303224A1 (en) * | 2008-06-04 | 2009-12-10 | Toshiba Matsushita Display Technology | Liquid crystal display device with a timing controller and manufacturing the same |
| KR20100130283A (en) * | 2009-06-03 | 2010-12-13 | 삼성전자주식회사 | Display apparatus and method for driving the same |
| CN101800021A (en) * | 2010-04-02 | 2010-08-11 | 友达光电股份有限公司 | Driving device for driving display panel and source drivers thereof |
| CN202159474U (en) * | 2011-06-27 | 2012-03-07 | 深圳市华星光电技术有限公司 | Data driving system and data driving chip of liquid crystal panel, and liquid crystal display device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018107649A1 (en) * | 2016-12-16 | 2018-06-21 | 惠科股份有限公司 | Display panel detection method and display panel detection apparatus |
| US10733923B2 (en) | 2016-12-16 | 2020-08-04 | HKC Corporation Limited | Display panel test detection method and device for storing a picture for detection in a source driver circuit board |
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|---|---|
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