CN205608693U - Touch -control device - Google Patents
Touch -control device Download PDFInfo
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- CN205608693U CN205608693U CN201620366812.2U CN201620366812U CN205608693U CN 205608693 U CN205608693 U CN 205608693U CN 201620366812 U CN201620366812 U CN 201620366812U CN 205608693 U CN205608693 U CN 205608693U
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Abstract
The utility model discloses a touch -control device, include: a plurality of touch -control electrodes and many barss line, an every touch -control electrode and an at least bars line connection, the multichannel gate is with many barss line connection, signal processing unit is through at least one connecting wire and multichannel gating circuit connection for the processing comes from the signal of telecommunication of touch -control electrode, wherein, the connecting wire is small in quantity in the quantity of signal line. The utility model provides a pair of among the touch -control device, will many barss line with multichannel gating circuit connection, after a plurality of signals of telecommunication that will come from many barss line pass through the multichannel gate, the timesharing is passed through the connecting wire and is transmitted to signal processing unit, has reduced the quantity of walking the line that is connected to signal processing unit, has reduced on the one hand to walk the regional area of line, avoid the signal line meticulous, on the other hand has reduced the number of interfaces that signal processing unit needs.
Description
Technical field
This utility model relates to technical field of touch control, particularly relates to a kind of contactor control device.
Background technology
Fig. 1 is a kind of contactor control device that prior art provides, including multiple touch control electrode 10 and many bars
Line 20, every piece of touch control electrode 10 is connected with at least one holding wire 20；Signal processing unit 30, passes through
Holding wire 20 is connected with touch control electrode 10, and signal processing unit 30 is for processing from touch control electrode 10
The signal of telecommunication.In the contactor control device that prior art provides, the operation principle of touch control electrode 10 can be from electricity
Appearance formula, it is also possible to for mutual capacitance type.In large-sized contactor control device, the quantity of touch control electrode 10 increases,
The quantity of corresponding holding wire 20 also increases, as a example by the contactor control device of 15 inches, touch control electrode 10
Size is about 5mm*5mm, if in 60 row 48 array column arrangements, then needing 60*48=2880 bar
Holding wire 20, holding wire 20 quantity is too much, and in order to not increase the area of routing region, holding wire 20 needs
To be designed is thinner, and holding wire 20 easily disconnects and causes open circuit, the resistance of the thinnest holding wire 20
Increase thus cause distortion in signal of telecommunication transmitting procedure serious；In addition, signal processing unit 30 needs
The interface of more multi-link holding wire 20, easily short circuit between interface.
Utility model content
In view of this, this utility model provides a kind of contactor control device, including:
Multiple touch control electrode and many signal line, every piece of touch control electrode is connected with at least one holding wire；Many
Road gating circuit, is connected with many signal line；Signal processing unit, by least one connecting line with many
Road gating circuit connects, for processing the signal of telecommunication from touch control electrode；Wherein, the quantity of connecting line is few
Quantity in holding wire.
Compared with prior art, this utility model at least has one of following prominent advantage:
In a kind of contactor control device that this utility model provides, add multi channel selecting electricity relative to prior art
Many signal line are connected by road with multi-strobe circuit, are led to by the multiple signals of telecommunication from a plurality of holding wire
After crossing multi-strobe circuit, timesharing is transmitted to signal processing unit by connecting line, decreases and is connected to letter
The quantity of the cabling of number processing unit, on the one hand decreases the area of routing region, avoids holding wire meticulous,
On the other hand the interface quantity that signal processing unit needs is decreased.
Accompanying drawing explanation
Fig. 1 is a kind of contactor control device schematic diagram that prior art provides；
Fig. 2 is a kind of contactor control device schematic diagram that one embodiment of this utility model provides；
Fig. 3 is a kind of multi-strobe circuit schematic diagram that one embodiment of this utility model provides；
Fig. 4 is a kind of multi-strobe circuit schematic diagram that this utility model further embodiment provides；
Fig. 5 is a kind of multi-strobe circuit schematic diagram that another embodiment of this utility model provides；
Fig. 6 is a kind of contactor control device schematic diagram that this utility model further embodiment provides；
Fig. 7 is a kind of contactor control device schematic diagram that another embodiment of this utility model provides.
Detailed description of the invention
Understandable for enabling above-mentioned purpose of the present utility model, feature and advantage to become apparent from, below will knot
Close drawings and Examples this utility model is described further.
It should be noted that elaborate detail in the following description so that fully understanding that this practicality is new
Type.But this utility model can be different from alternate manner described here implement with multiple, this area
Technical staff can do similar popularization in the case of this utility model intension.Therefore this practicality is new
Type is not limited by following public detailed description of the invention.
Refer to Fig. 2, Fig. 2 is a kind of contactor control device schematic diagram that one embodiment of this utility model provides.
The present embodiment provides a kind of contactor control device, including: multiple touch control electrode 10 and many signal line 20, every piece
Touch control electrode 10 is connected with at least one holding wire 20；Multi-strobe circuit 40, with many signal line 20
Connect；Signal processing unit 30, is connected with multi-strobe circuit 40 by least one connecting line 50,
For processing the signal of telecommunication from touch control electrode 10；Wherein, the quantity of connecting line 50 is less than holding wire 20
Quantity.Wherein, multi-strobe circuit 40 is MUX/DEMUX (Multiplexer/Demultiplexer)
Circuit, can be transmitted the signal of telecommunication timesharing of many signal line 20 to letter by least one connecting line 50
Number processing unit 30, it is also possible to by multiple signals of telecommunication of signal processing unit 30 by least one connecting line
50 time sharing transmissions at most signal line 20.In the multi-strobe circuit that prior art provides, outfan is with defeated
The ratio entering end is output ratio, and such as one multi-strobe circuit has 1 input, and 4 outputs
End, this 1 input timesharing inputs multiple signals of telecommunication, and these 4 outfan timesharing export from input
Multiple signals of telecommunication, then the output of this multi-strobe circuit is than for 4:1.The contactor control device that the present embodiment provides
In, many signal line 20 are connected with multi-strobe circuit 40, multiple by from a plurality of holding wire 20
The signal of telecommunication is by after multi-strobe circuit 40, and timesharing is transmitted to signal processing unit 30 by connecting line 50,
Decrease the quantity of the cabling being connected to signal processing unit 30, on the one hand decrease routing region area,
Avoid holding wire 20 meticulous, on the other hand decrease the interface quantity that signal processing unit 30 needs.
In some optional implementations, refer to Fig. 3, multi-strobe circuit 40 includes that k level is many
Road gating circuit 400, and k >=2；The sub-multi-strobe circuit of one-level 400 includes at least one multi channel selecting
Unit 100, a multi channel selecting unit 100 includes at least two control line L and at least two switch T.
In some optional implementations, include controlling end, the first pole please continue to refer to Fig. 3, switch T
With the second pole；Control end to be connected with control line L；In one multi channel selecting unit 100, the of switch T
One pole electrical connection, the second pole insulation.
In some optional implementations, refer to Fig. 4, the switch of first order multi channel selecting unit 100
First pole of T is connected with connecting line 50, and second pole of the switch T of first order multi channel selecting unit 100 is divided
It is not connected with first pole of the switch T of second level multi channel selecting unit 100.
First pole of the switch T of a level multi channel selecting unit 100 and a-1 level multi channel selecting unit 100
Switch T second pole connect, second pole of the switch T of a level multi channel selecting unit 100 respectively with
First pole of the switch T of a+1 level multi channel selecting list 100 yuan connects, a+1≤k.
First pole of the switch T of kth level multi channel selecting unit 100 and-1 grade of multi channel selecting unit 100 of kth
Switch T second pole connect, second pole of the switch T of kth level multi channel selecting unit 100 and signal
Line 20 connects.
In some optional implementations, please continue to refer to Fig. 4, with the multi channel selecting unit 100 of one-level
Output ratio identical.Such as, the output ratio of a level multi channel selecting unit 100 is 2:1.
In some optional implementations, the output of multi channel selecting unit the most at the same level is than identical or not
With.Refer to Fig. 4, the output of first order multi channel selecting unit 100 is than for 2:1, a level multi channel selecting
The output ratio of unit 100 is similarly 2:1, and the output ratio of multi channel selecting unit 100 the most at the same level is identical.Please
With reference to Fig. 5, the output of first order multi channel selecting unit 100 ratio is for 2:1, second level multi channel selecting unit 100
Output ratio for 3:1, the output of multi channel selecting unit 100 the most at the same level is than difference.
In some optional implementations, the switch that this utility model embodiment provides is that N-type thin film is brilliant
Body pipe or P-type TFT.
In some optional implementations, touch control electrode is the arrangement of m row n array column, wherein m >=1,
n≥1.Refer to Fig. 6, Fig. 6 with m=4, as a example by n=4, k=2, touch control electrode 10 is 4 row 4
Array column is arranged；The holding wire being connected with first row touch control electrode 10 is respectively holding wire 211, signal
Line 221, holding wire 231, holding wire 241, the holding wire being connected with secondary series touch control electrode 10 is respectively
Holding wire 212, holding wire 222, holding wire 232, holding wire 242, with the 3rd row touch control electrode 10 even
The holding wire connect is respectively holding wire 213, holding wire 223, holding wire 233, holding wire 243, with
Four row touch control electrode 10 connect holding wire be respectively holding wire 214, holding wire 224, holding wire 234,
Holding wire 244.Multi-strobe circuit 40 includes 2 grades of sub-multi-strobe circuits 400, the sub-multichannel of the first order
Gating circuit 400 includes that four outputs are than the multi channel selecting unit 100 for 2:1；The sub-multi channel selecting in the second level
Circuit 400 includes that eight outputs are than the multi channel selecting unit 100 for 2:1.In string touch control electrode 10 extremely
Few two touch control electrode 10 are connected to the 2nd grade of same multi channel selecting unit 100, are, and first row touches
In control electrode 10 two touch control electrode 10 by holding wire 211, holding wire 221 be connected to the 2nd grade same
Individual multi channel selecting unit 100, in first row touch control electrode 10 two touch control electrode 10 by holding wire 231,
Holding wire 241 is connected to the 2nd grade of same multi channel selecting unit 100, in like manner, secondary series touch control electrode
10, the 3rd row touch control electrode the 10, the 4th row touch control electrode 10 is connected to the multichannel of the 2nd grade by holding wire
Gating unit 100.
In some optional implementations, refer to Fig. 7, Fig. 7 and continue to use the reference of Fig. 2, identical
Part repeats no more.The contactor control device that this utility model embodiment provides also includes gate line 50 and data wire
60, control line L are arranged with layer with gate line 50, or control line L is arranged with layer with data wire 60.
In the contactor control device that the present embodiment provides, data wire 60 is identical with the bearing of trend of holding wire 20, grid
The bearing of trend of line 50 intersects with the bearing of trend of data wire 60, and gate line 50 and data wire 60 are common
Defining pixel region (not shown), the contactor control device that the present embodiment provides is integrated with display function, controls
Line L is arranged with layer with gate line 50 or data wire 60, it is possible to reduce film layer structure, Simplified flowsheet system
Journey.
In some optional implementations, the contactor control device that this utility model embodiment provides also includes public affairs
Common electrode, touch control electrode is multiplexed with public electrode.By inputting public voltage signal to touch control electrode, can
To realize display function.The contactor control device that the present embodiment provides is integrated with display function, and touch control electrode is multiple
With for public electrode, it is possible to reduce film layer structure, Simplified flowsheet processing procedure.
Above content be combine that this utility model made by concrete preferred implementation the most specifically
Bright, it is impossible to assert that of the present utility model being embodied as is confined to these explanations.For this utility model institute
For belonging to the those of ordinary skill of technical field, without departing from the concept of the premise utility, also may be used
To make some simple deduction or replace, protection domain of the present utility model all should be considered as belonging to.
Claims (10)
1. a contactor control device, including:
Multiple touch control electrode and many signal line, every piece of described touch control electrode and holding wire described at least one
Connect；
Multi-strobe circuit, is connected with a plurality of described holding wire；
Signal processing unit, is connected with described multi-strobe circuit by least one connecting line, is used for locating
Manage the signal of telecommunication from described touch control electrode；
Wherein, the quantity of described connecting line is less than the quantity of described holding wire.
2. contactor control device as claimed in claim 1, it is characterised in that described multi-strobe circuit includes
The sub-multi-strobe circuit of k level, and k >=2；
Sub-multi-strobe circuit described in one-level includes at least one multi channel selecting unit, a described multichannel choosing
Logical unit includes at least two control lines and at least two switch.
3. contactor control device as claimed in claim 2, it is characterised in that described switch include controlling end,
First pole and the second pole；
Described control end is connected with described control line；
In one described multi channel selecting unit, the described first pole electrical connection of described switch, described second pole
Insulation.
4. contactor control device as claimed in claim 3, it is characterised in that
Described first pole of the described switch of multi channel selecting unit described in the first order is connected with described connecting line,
Described second pole of the described switch of multi channel selecting unit described in the first order is selected with multichannel described in the second level respectively
Described first pole of the described switch of logical unit connects；
Described first pole of the described switch of a level described multi channel selecting unit and the described multichannel of a-1 level
Described second pole of the described switch of gating unit connects, and opens described in a level described multi channel selecting unit
Described second pole closed connects with described first pole of the described switch of a+1 level described multi channel selecting unit
Connect, a+1≤k；
Described first pole of the described switch of kth level described multi channel selecting unit and the described multichannel of kth-1 grade
Described second pole of the described switch of gating unit connects, and opens described in kth level described multi channel selecting unit
Described second pole closed is connected with described holding wire.
5. contactor control device as claimed in claim 2, it is characterised in that with the described multi channel selecting of one-level
The output ratio of unit is identical.
6. contactor control device as claimed in claim 2, it is characterised in that described multi channel selecting the most at the same level
The output ratio of unit is identical or different.
7. contactor control device as claimed in claim 2, it is characterised in that described switch is that N-type thin film is brilliant
Body pipe or P-type TFT.
8. contactor control device as claimed in claim 2, it is characterised in that described touch control electrode is m row n
Array column is arranged, wherein m >=1, n >=1；Touch-control electricity described at least two in touch control electrode described in string
Pole is connected to the same described multi channel selecting unit of kth level.
9. contactor control device as claimed in claim 2, it is characterised in that also include gate line and data wire,
Described control line is arranged with layer with described gate line, or described control line is arranged with layer with described data wire.
10. contactor control device as claimed in claim 1, it is characterised in that also include public electrode, described
Touch control electrode is multiplexed with described public electrode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620366812.2U CN205608693U (en) | 2016-04-27 | 2016-04-27 | Touch -control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620366812.2U CN205608693U (en) | 2016-04-27 | 2016-04-27 | Touch -control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205608693U true CN205608693U (en) | 2016-09-28 |
Family
ID=56971525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620366812.2U Active CN205608693U (en) | 2016-04-27 | 2016-04-27 | Touch -control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205608693U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI679566B (en) * | 2018-10-05 | 2019-12-11 | 友達光電股份有限公司 | Touch display panel |
| US10984694B2 (en) | 2019-03-26 | 2021-04-20 | Au Optronics Corporation | Display device and multiplexer circuit thereof |
-
2016
- 2016-04-27 CN CN201620366812.2U patent/CN205608693U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI679566B (en) * | 2018-10-05 | 2019-12-11 | 友達光電股份有限公司 | Touch display panel |
| US10984694B2 (en) | 2019-03-26 | 2021-04-20 | Au Optronics Corporation | Display device and multiplexer circuit thereof |
| US11355045B2 (en) | 2019-03-26 | 2022-06-07 | Au Optronics Corporation | Display device and multiplexer circuit thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |