CN205750184U - Display floater and display device - Google Patents
Display floater and display device Download PDFInfo
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- CN205750184U CN205750184U CN201620380181.XU CN201620380181U CN205750184U CN 205750184 U CN205750184 U CN 205750184U CN 201620380181 U CN201620380181 U CN 201620380181U CN 205750184 U CN205750184 U CN 205750184U
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Abstract
This utility model provides display floater and display device, and this display floater includes: substrate, including viewing area and non-display area；Touch control electrode array, is arranged on the viewing area of substrate, touch control electrode array include by multiple in the row direction and column direction arrangement touch control electrode；Multiple test cabling groups, each test cabling group includes a plurality of test cabling connected by non-display area, the touch control electrode electrical connection that every test cabling is corresponding with；And multiple input, the most corresponding connect a test cabling group.This utility model can effectively solve the missing inspection problem in virtual test, reduces rear end yield loss, and without increasing test cabling in viewing area.Display floater of the present utility model and display device can effectively solve the missing inspection problem in virtual test, there is not check frequency, reduce rear end yield loss, and without increasing test cabling in viewing area.
Description
Technical field
This utility model relates to Display Technique field, particularly relate to a kind of can detect open circuit and short circuit display floater and
Display device.
Background technology
Existing In-cell touch panel (In Cell Touch Panel), typically by display panels (Liquid
Crystal Display, LCD) common electrode layer be divided into multiple public electrode block, and each public electrode block is led to respectively
Cross a cabling and and control IC (integrated circuit) electrical connection.Touch control electrode is done in described public electrode block multiplexing.?
Under display state, described public electrode block is used for receiving public voltage signal, under touch-control state, and described public electrode block conduct
Touch-control drive electrode also is used for receiving touch-control driving signal.
At present, in manufacture process, before binding control IC, the most ripe effective detection mode is to detect touch-control electricity
Whether pole and corresponding touch-control cabling exist exception, can only judge touch-control cabling by the display function of detection panel
Whether there is exception, and judge whether through OM (Optical Microscope, optical microscope) board when display is abnormal
There is broken string phenomenon, detect Period Process length, complex operation.
Fig. 1 is the schematic diagram of a kind of display floater of prior art.Fig. 2 is the circuit of a kind of display floater of prior art
Connection diagram.As illustrated in fig. 1 and 2, existing display floater 10 include matrix arrangement touch control electrode (as the T1 in figure, T2,
T3...... to T12) and test module 11.Touch control electrode (T1, T2, T3...... to T12) is connected to integrated electricity by cabling
Road serial ports, is multiplexed with public electrode and touch detection electrodes.Test module 11 is generally arranged on display floater 10 away from integrated
One end of circuit.Test module 11 includes multiple switching device 14, control signal input 12 and test signal input part 13.
Each touch control electrode is connected to test signal input part 13 by a corresponding switching device 14, all switching devices 14
Control end and be connected to control signal input 12.As shown in Figure 1, 2, existing display floater, when detection, detects public electrode
Logical short circuit only limits dotted portion, and VT (Visual Test, visual testing) detection cannot confirm the reality that module really uses
Line cabling, there is large range of blind area in the most this VT detection.
Summary of the invention
For the problems of the prior art, the purpose of this utility model is to provide display floater and display device, energy
Effectively solve the missing inspection problem in virtual test, it is possible to detection all really uses the solid line cabling arrived, and there is not check frequency,
Reduce rear end yield loss, and without increasing test cabling in viewing area.
A kind of display floater that this utility model embodiment provides, including:
Substrate, including viewing area and non-display area；
Touch control electrode array, is arranged on the viewing area of described substrate, and described touch control electrode array includes by multiple along row
Direction and the touch control electrode of column direction arrangement；
Multiple test cabling groups, each described test cabling group includes a plurality of test cabling connected by non-display area,
The described touch control electrode electrical connection that every described test cabling is corresponding with one；And
Multiple inputs, test cabling group the most corresponding connection described in one.
Preferably, also include multiple switching device, be arranged on column direction or the line direction two of described touch control electrode array
The non-display area of end, described first test cabling group and described second test cabling group are each through described switching device string
Connection.
Preferably, also include: a control signal input, connect the control end of described switching device.
Preferably, described switching device is thin film transistor (TFT), and described control end is the grid of described thin film transistor (TFT).
Preferably, the plurality of test cabling group at least includes a plurality of first test cabling group connected by non-display area
The the first test cabling group become, and the second test cabling of a plurality of second test cabling composition connected by non-display area
Group；
Described first test cabling group electrically connects a first input end, and described second test cabling group connects one second input
End.
Preferably, the touch control electrode of even number line even column and the touch-control of odd-numbered line odd column in described touch control electrode array
The described first test cabling group of electrode electrical connection；
In described touch control electrode array, the touch control electrode of odd-numbered line even column and the touch control electrode of even number line odd column are electric
Connect described second test cabling group.
Preferably, the described first test cabling group of the touch control electrode electrical connection of odd-numbered line in described touch control electrode array；Institute
State the described second test cabling group of touch control electrode electrical connection of even number line in touch control electrode array.
Preferably, the described first test cabling group of the touch control electrode electrical connection of odd column in described touch control electrode array；Institute
State the described second test cabling group of touch control electrode electrical connection of even column in touch control electrode array.
Preferably, described first test cabling group includes multiple first test cabling pair, and described first test cabling is to bag
Include two adjacent and the first test cablings of series connection；
Described second test cabling group includes multiple second test cabling pair, and described second test cabling is to including two phases
The second test cabling that is adjacent and that connect；
The described first test cabling pair of the described touch control electrode of odd column and described second test cabling are in the row direction
On put in order, with the described touch control electrode of even column described first test cabling pair with described second test cabling to
The specular that puts in order on line direction.
Preferably, during test, described first input end applies different voltages from described second input.
Preferably, the plurality of test cabling group also includes that a plurality of 3rd test cabling connected by non-display area is formed
The 3rd test cabling group, and by non-display area connect a plurality of 4th test cabling composition the 4th test cabling group；
Described 3rd test cabling group connects one the 3rd input, and described 4th test cabling group connects one the 4th input
End.
On the other hand, this utility model embodiment also provides for a kind of display device, including above-mentioned display floater.
Display floater provided by the utility model and display device have the advantage that
Display floater of the present utility model and display device can effectively solve the missing inspection problem in virtual test, it is possible to inspection
Survey and all really use the solid line cabling arrived, there is not check frequency, reduce rear end yield loss, and without in viewing area
Increase test cabling.
Accompanying drawing explanation
The detailed description with reference to the following drawings, non-limiting example made by reading, other spy of the present utility model
Levy, purpose and advantage will become more apparent upon.
Fig. 1 is the schematic diagram of a kind of display floater of prior art；
Fig. 2 is the circuit connection diagram of a kind of display floater of prior art；
Fig. 3 is the circuit connection diagram of the first display floater of the present utility model；
Fig. 4 is the test cabling packet schematic diagram of the first display floater of the present utility model；
Fig. 5 is the test mode schematic diagram of the first display floater of the present utility model；
Fig. 6 is the test mode schematic diagram of the second display floater of the present utility model；
Fig. 7 is the test mode schematic diagram of the third display floater of the present utility model；
Fig. 8 is the schematic diagram of the 4th kind of display floater of the present utility model；And
Fig. 9 is the test mode schematic diagram of the 4th kind of display floater of the present utility model.
Detailed description of the invention
It is described more fully with example embodiment referring now to accompanying drawing.But, example embodiment can be with multiple shape
Formula is implemented, and is not understood as limited to embodiment set forth herein；On the contrary, it is provided that these embodiments make this practicality new
Type will fully and completely, and the design of example embodiment is conveyed to those skilled in the art all sidedly.The most identical
Reference represent same or similar structure, thus repetition thereof will be omitted.
Fig. 3 is the circuit connection diagram of the first display floater of the present utility model.As it is shown on figure 3, this utility model
Display floater 20, including: substrate, touch control electrode array (such as: T1, T2, T3...... to T16), multiple test cabling group, many
Individual switching device 24, the control signal input 23 controlling switching device 24 state and first input end the 21, second input
22。
Substrate includes viewing area and non-display area.Touch control electrode array (such as: T1 to T16) is arranged on the display of substrate
Region, touch control electrode array include by multiple in the row direction and column direction arrangement touch control electrode.Each test cabling group bag
Include a plurality of test cabling connected by non-display area, the touch control electrode electrical connection that every test cabling is corresponding with.Multiple
Test cabling group at least includes the first test cabling group of a plurality of first test cabling composition connected by non-display area, and
By the second test cabling group of a plurality of second test cabling composition that non-display area is connected.First test cabling group electrical connection one
First input end 21, the second test cabling group connects one second input 22.Switching device 24 is arranged on touch control electrode array
Column direction or the non-display area at line direction two ends, the first test cabling group and the second test cabling group are each through derailing switch
Part 24 is connected.Control signal input 23 connects the control end of all switching devices 24.In this utility model, switching device 24 is
Thin film transistor (TFT), controls the grid that end is thin film transistor (TFT), but is not limited.
With continued reference to Fig. 3, the touch control electrode of even number line even column and odd number in touch control electrode array of the present utility model
Touch control electrode electrical connection the first test cabling group of row odd column, the first test cabling group of first input end 21 correspondence is through also
It is connected to the touch control electrode of wherein half, including touch control electrode T1, T3, T6, T8, T9, T11, T14 and T16.Touch control electrode battle array
Touch control electrode electrical connection the second test cabling group of the touch control electrode of odd-numbered line even column and even number line odd column in row, second
The touch control electrode of other half is passed through and be connected to second test cabling group of input 22 correspondence, including touch control electrode T2, T4,
T5, T7, T10, T12, T13 and T15, two groups of test touch control electrode of connecting respectively of cabling group are that gridiron pattern is spaced apart, but
It is not limited.
This utility model can arrange multiple switching device 24 for viewing area, but in order to avoid switching device 24
Be positioned proximate to and cause the structure that needs multilamellar to pass a bridge, this utility model by different test cabling groups is grouped,
And the mode put in order between packet that adjusts is to reduce bridge structure.Fig. 4 is the first display surface of the present utility model
The test cabling packet schematic diagram of plate.As shown in Figure 4, first test cabling group include multiple first test cabling to 25, first
Test cabling includes two adjacent and the first test cablings of series connection to 25.Second test cabling group includes that multiple second test is walked
Line is to 26, and the second test cabling includes two adjacent and the second test cablings of series connection to 26.The of the touch control electrode of odd column
One test cabling tests cabling to 26 putting in order, with the first of the touch control electrode of even column in the row direction to 25 with second
Test cabling 25 to the second test cabling to 26 specular that put in order in the row direction.As a example by Fig. 4, from the most from left to right the
In the touch control electrode of string and tertial touch control electrode first test cabling to 25 on a left side, second test cabling to 26
Right；And second in the touch control electrode of secondary series from left to right and the touch control electrode of the 4th row tests cabling to 26 on a left side, first
Test cabling to 25 on the right side.So, in the touch control electrode of first row, the first test cabling is testing cabling to 26 to 25 with second
Position relationship and secondary series touch control electrode on the first test cabling to 25 with the second test cabling position relationship to 26
Specular (that is: both put in order on the contrary).Similarly, in tertial touch control electrode the first test cabling to 25 with the
First test cabling on the position relationship of 26 and the touch control electrode of the 4th row is being tested cabling to 25 with second by two test cablings
Position relationship specular (that is: both put in order on the contrary) to 26.
Fig. 5 is the test mode schematic diagram of the first display floater of the present utility model.As it is shown in figure 5, this utility model
Display floater test time, first input end 21 applies different voltage from the second input 22 so that first test cabling group
Touch control electrode T1 of process, T3, T6, T8, T9, T11, T14 and T16, have a first dark brightness, and the second test is walked
Touch control electrode T2 of line group process, T4, T5, T7, T10, T12, T13 and T15, have a second brighter brightness.Then when
When picture is shown as the gridiron pattern at light and shade interval, display floater is non-defective unit；When part gridiron pattern part pure color picture occurs in picture,
Represent that display floater exists the open circuit of test cabling；When picture entirety display pure color picture time represent test cabling between exist short
Road is bad, with this, can judge the quality of display floater rapidly and accurately, or accurately know that display floater circuit occurs that
Which kind of problem (is that display floater occurs in that open circuit problem, or display floater occurs in that short circuit problem).
First test cabling group of the present utility model and the second test cabling group can also connect respectively in other way
Individual touch control electrode.
Fig. 6 is the test mode schematic diagram of the second display floater of the present utility model.As shown in Figure 6, a change
In example, touch control electrode T1 of odd-numbered line in the touch control electrode array in this utility model, T3, T5, T7, T9, T11, T13 and
T15, electrical connection the first test cabling group, touch control electrode T2 of even number line in touch control electrode array, T4, T6, T8, T10, T12,
T14 and T16, electrical connection the second test cabling group (in order to clearly show that test result, does not show the concrete electricity of connection in Fig. 6
Road figure).First input end 31 connects the first test cabling group, and first input end 32 connects the second test cabling group.Other technologies
Feature is as it was previously stated, here is omitted.
With continued reference to Fig. 6, display floater of the present utility model is when test, and first input end 31 is executed with the second input 32
Add different voltage so that first test touch control electrode T1 of cabling group process, T3, T5, T7, T9, T11, T13 and T15, have
One the first dark brightness, second test touch control electrode T2 of cabling group process, T4, T6, T8, T10, T12, T14 and
T16, has a second brighter brightness.Then when picture is shown as the horizontal zebra crossing at light and shade interval, display floater is
Non-defective unit；When part zebra crossing part pure color picture occurs in picture, represent that display floater exists the open circuit of test cabling；When picture is whole
Represent during body display pure color picture and there is poor short circuit between test cabling, with this, display floater can be judged rapidly and accurately
Quality, or accurately know display floater circuit occur which kind of problem (be that display floater occurs in that open circuit problem, or
It is that display floater occurs in that short circuit problem).
Fig. 7 is the test mode schematic diagram of the third display floater of the present utility model.As it is shown in fig. 7, a change
In example, touch control electrode T1 of odd column in the touch control electrode array in this utility model, T2, T3, T4, T9, T10, T11 and
T12, electrical connection the first test cabling group, touch control electrode T5 of even column in touch control electrode array, T6, T7, T8, T13, T14,
T15 and T16, electrical connection the second test cabling group (in order to clearly show that test result, does not the most show the concrete of connection in Fig. 7
Circuit diagram).First input end 41 connects the first test cabling group, and the second input 42 connects the second test cabling group.Other skills
Art feature is as it was previously stated, here is omitted.
With continued reference to Fig. 7, display floater of the present utility model is when test, and first input end 41 is executed with the second input 42
Add different voltage so that first test touch control electrode T1 of cabling group process, T2, T3, T4, T9, T10, T11 and T12, have
One the first dark brightness, second test touch control electrode T5 of cabling group process, T6, T7, T8, T13, T14, T15 and
T16, has a second brighter brightness.Then when picture is shown as the zebra crossing of the longitudinal direction that light and shade is spaced, display floater is
Non-defective unit；When part zebra crossing part pure color picture occurs in picture, represent that display floater exists the open circuit of test cabling；When picture is whole
Represent during body display pure color picture and there is poor short circuit between test cabling, with this, display floater can be judged rapidly and accurately
Quality, or accurately know display floater circuit occur which kind of problem (be that display floater occurs in that open circuit problem, or
It is that display floater occurs in that short circuit problem).
This utility model can also be detected by four inputs, and in order to coordinate four inputs, this practicality is new
Multiple test cabling groups of type also include the 3rd test cabling of a plurality of 3rd test cabling composition connected by non-display area
Group, and the 4th test cabling group of a plurality of 4th test cabling composition connected by non-display area, form multiple difference
The detection pattern of brightness degree, in order to reply has the panel of more pixel.
Fig. 8 is the schematic diagram of the 4th kind of display floater of the present utility model.As shown in Figure 8, this utility model can also wrap
Include first input end the 51, second input the 52, the 3rd input 53 and four-input terminal 54.These four inputs each connect 64
16 touch control electrode (not showing the physical circuit figure of connection in Fig. 8) in individual touch control electrode.Other technologies feature as it was previously stated,
Here is omitted.
Fig. 9 is the test mode schematic diagram of the 4th kind of display floater of the present utility model.As it is shown in figure 9, this utility model
Display floater when test, first input end the 51, second input the 52, the 3rd input 53 and four-input terminal 54 are Bu Tong electric
Pressure.
First input end 51 electrically connects the first test cabling group, the first test touch control electrode T1 of cabling group process, T5,
T11, T15, T17, T21, T27, T31, T33, T37, T43, T47, T49, T53, T59 and T63, have the first brightness.
Second input 52 electrically connects the second test cabling group, the second test touch control electrode T2 of cabling group process, T6,
T12, T16, T18, T22, T28, T32, T34, T38, T44, T48, T50, T54, T60 and T64, have the second brightness.
3rd input 53 electrically connect the 3rd test cabling group, the 3rd test touch control electrode T3 of cabling group process, T7,
T9, T13, T19, T23, T25, T29, T35, T39, T41, T45, T51, T55, T57 and T61, have the 3rd brightness.
Four-input terminal 54 electrically connect the 4th test cabling group, the 4th test touch control electrode T4 of cabling group process, T8,
T10, T14, T20, T24, T26, T30, T36, T40, T42, T46, T52, T56, T58 and T62, have the 4th brightness.
Similarly, then when picture is shown as the complicated gridiron pattern at four kinds of different brightness light and shades intervals (as shown in Figure 9), aobvious
Show that panel is non-defective unit；When part gridiron pattern part pure color picture occurs in picture, represent that display floater exists the open circuit of test cabling；
Represent when picture entirety display pure color picture and there is poor short circuit between test cabling, with this, can judge rapidly and accurately
The quality of display floater, or accurately know which kind of problem that display floater circuit occurs (is that display floater occurs in that open circuit is asked
Inscribe, or display floater occurs in that short circuit problem).
On this basis, input and/or test cabling group (such as 6 inputs and 6 test cabling groups are increased；Or
It is 8 inputs and 8 test cabling groups etc.) technical scheme that carries out testing, also fall at protection domain of the present utility model
Among.
Present embodiments provide a kind of display device, including: display floater and drive circuit, including using above-mentioned showing
Show panel.In this example it is shown that device can be mobile phone, desktop computer, notebook, panel computer, electron album etc..
To sum up, display floater provided by the utility model and display device have the advantage that of the present utility model
Display floater and display device can effectively solve the missing inspection problem in virtual test, it is possible to detection all really uses the reality arrived
, there is not check frequency in line cabling, reduces rear end yield loss, and without increasing test cabling in viewing area.
Above content is to combine concrete preferred implementation further detailed description of the utility model, it is impossible to
Assert that of the present utility model being embodied as is confined to these explanations.Ordinary skill for this utility model art
For personnel, without departing from the concept of the premise utility, it is also possible to make multiple simple deduction or replace, all should regard
For belonging to protection domain of the present utility model.
Claims (13)
1. a display floater, it is characterised in that including:
Substrate, including viewing area and non-display area；
Touch control electrode array, is arranged on the viewing area of described substrate, described touch control electrode array include by multiple in the row direction
And the touch control electrode of column direction arrangement；
Multiple test cabling groups, each described test cabling group includes a plurality of test cabling connected by non-display area, every
The described touch control electrode electrical connection that described test cabling is corresponding with one；And
Multiple inputs, test cabling group the most corresponding connection described in one.
Display floater the most according to claim 1, it is characterised in that the plurality of test cabling group at least includes one first
Test cabling group and one second test cabling group.
Display floater the most according to claim 2, it is characterised in that also include: multiple switching devices, is arranged on described touching
The column direction of control electrod-array or the non-display area at line direction two ends, described first test cabling group and described second test
Cabling group is each connected through described switching device.
Display floater the most according to claim 3, it is characterised in that also include: a control signal input, connects described
The control end of switching device.
Display floater the most according to claim 4, it is characterised in that described switching device is thin film transistor (TFT), described control
End processed is the grid of described thin film transistor (TFT).
Display floater the most as claimed in any of claims 1 to 5, it is characterised in that the plurality of test cabling group
At least include the first test cabling group of a plurality of first test cabling composition connected by non-display area, and by non-display
Second test cabling group of a plurality of second test cabling composition of district's series connection；
Described first test cabling group electrically connects a first input end, and described second test cabling group connects one second input.
Display floater the most according to claim 6, it is characterised in that even number line even column in described touch control electrode array
The described first test cabling group of touch control electrode electrical connection of touch control electrode and odd-numbered line odd column；
In described touch control electrode array, the touch control electrode of odd-numbered line even column and the touch control electrode of even number line odd column electrically connect
Described second test cabling group.
Display floater the most according to claim 6, it is characterised in that the touch-control electricity of odd-numbered line in described touch control electrode array
The described first test cabling group of pole electrical connection；In described touch control electrode array, the touch control electrode electrical connection described second of even number line is surveyed
Examination cabling group.
Display floater the most according to claim 6, it is characterised in that the touch-control electricity of odd column in described touch control electrode array
The described first test cabling group of pole electrical connection；In described touch control electrode array, the touch control electrode electrical connection described second of even column is surveyed
Examination cabling group.
Display floater the most according to claim 6, it is characterised in that described first test cabling group includes multiple first
Test cabling pair, described first test cabling is to including two adjacent and the first test cablings of series connection；
Described second test cabling group includes multiple second test cabling pair, described second test cabling to include two adjacent and
Second test cabling of series connection；
The described first test cabling pair of the described touch control electrode of odd column tests cabling in the row direction with described second
Put in order, test cabling to the side of being expert at the described first test cabling pair of the described touch control electrode of even column with described second
The specular that puts in order upwards.
11. display floaters according to claim 6, it is characterised in that during test, described first input end and described second
Input applies different voltage.
12. display floaters according to claim 6, it is characterised in that the plurality of test cabling group also includes by non-
3rd test cabling group of a plurality of 3rd test cabling composition of viewing area series connection, and a plurality of the connected by non-display area
4th test cabling group of four test cabling compositions；
Described 3rd test cabling group connects one the 3rd input, and described 4th test cabling group connects a four-input terminal.
13. 1 kinds of display devices, it is characterised in that use the display floater as described in any one in claim 1 to 12.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620380181.XU CN205750184U (en) | 2016-04-29 | 2016-04-29 | Display floater and display device |
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|---|---|---|---|
| CN201620380181.XU CN205750184U (en) | 2016-04-29 | 2016-04-29 | Display floater and display device |
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| CN205750184U true CN205750184U (en) | 2016-11-30 |
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