CN104391602B - Touch device control method - Google Patents
Touch device control method Download PDFInfo
- Publication number
- CN104391602B CN104391602B CN201410692463.9A CN201410692463A CN104391602B CN 104391602 B CN104391602 B CN 104391602B CN 201410692463 A CN201410692463 A CN 201410692463A CN 104391602 B CN104391602 B CN 104391602B
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- Prior art keywords
- touch points
- control circuit
- touch
- coordinate
- mentioned
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04104—Multi-touch detection in digitiser, i.e. details about the simultaneous detection of a plurality of touching locations, e.g. multiple fingers or pen and finger
Abstract
The invention discloses a touch device control method. A touch device comprises a plurality of touch panels and a control circuit coupled to the touch panels. Adjacent areas of the touch panels are defined by the control circuit, and touch points of the touch panels are judged according to touch signals of the touch panels. When the control circuit judges that at least two touch points are arranged in the adjacent areas and positioned on at least two touch panels respectively, the control circuit judges whether the distance between at least two touch positions is smaller than a default value or not. When the control circuit judges that the distance between the touch positions is smaller than the default value, the control circuit redefines new touch points according to coordinates of the touch points, the touch points are replaced, and signals corresponding to the new touch points are outputted.
Description
Technical field
The present invention relates to technical field of touch control, more particularly to contactor control device control method.
Background technology
Fig. 1 is refer to, Fig. 1 is the schematic diagram of the contactor control device 100 of prior art.Contactor control device 100 is touched comprising single
Control panel 110 and control circuit 120.Control circuit 120 is coupled to contact panel 110.When contact panel 110 is touched,
Contact panel 110 can be produced and export relative touching signal to control circuit 120.Control circuit 120 is again according to received
Touching signal, judge the touched position of contact panel 110.However, because being used to produce the limitation of the equipment of contactor control device,
Therefore the framework of Fig. 1 is not appropriate for on the contactor control device of oversize.
Fig. 2 is refer to, Fig. 2 is the schematic diagram of another contactor control device 200 of prior art.Contactor control device 200 is comprising more
Individual contact panel 210 and control circuit 220.Control circuit 220 is coupled to multiple contact panels 210.Multiple contact panels 210
It is assembled into the touch surface of contactor control device 200.When each contact panel 210 is touched, contact panel 210 can be produced and export phase
To touching signal to control circuit 220.Control circuit 220 touching signal again received by, judges each contact panel
210 touched positions.However, by taking Fig. 2 as an example, multiple contact panels 210 used identical four angular coordinate (0,0), (10,
0), (0,10) and (10,10), thus when touch a little fall on the adjacent border of two or more contact panels 210 when, control electricity
The touching that road 220 is easy to singly refer to user is mistaken for the touch-control for referring to more.
The content of the invention
It is a primary object of the present invention to provide a kind of control method of contactor control device, it is intended to which how solution is avoided user
The touching for singly referring to is mistaken for the technical problem of the touch-control for referring to more.
To achieve the above object, the present invention provides a kind of control method of contactor control device, and the contactor control device is touched comprising multiple
Control panel and be coupled to the control circuit of those contact panels, the control method is included：The control circuit definitions those touch surfaces
The adjacent area of plate；The control circuit receives touching signals from those contact panels；The control circuit is according to from those touch surfaces
The touching signals that plate is received, judge the touch points of those contact panels；When the control circuit judges go out in the adjacent area
There are at least two touch points, and above-mentioned at least two touch points respectively positioned at least two contact panels of those contact panels
When, whether the distance between above-mentioned at least two touch position of the control circuit judges is less than a default value；And when the control
When the distance between above-mentioned at least two touch position of circuit judges is less than the default value, the control circuit is according to above-mentioned at least two
The coordinate of individual touch points, redefines a new touch points, to replace above-mentioned at least two touch points, and exports new tactile corresponding to this
Touch signal a little.
Preferably, the adjacent area at least covers at least two contact panels of those contact panels.
Preferably, the control circuit calculates above-mentioned at least two touch points according to the coordinate of above-mentioned at least two touch points
Center of gravity coordinate, and according to the coordinate of the center of gravity, redefine the new touch points.
Preferably, the contact panel where the contact panel where the coordinate of the center of gravity is the new touch points.
Preferably, those contact panels are arranged in a matrix.
Preferably, those contact panels are arranged in the way of diagonal contact.
Preferably, to be arranged in one stepped for those contact panels.
Contactor control device of the invention includes multiple contact panels, and the control circuit of contactor control device can define contact panel
Adjacent area, and determine whether that multiple touch points fall within defined adjacent area.Defined when there are multiple touch points to fall within
Adjacent area in when, control circuit can judge that whether these fall within adjacent area the distance between multiple touch points less than silent
Recognize value.Thereby, the control circuit user that can correctly judge is actually carrying out single-point contact or multi-point touch, therefore when touching
Contact falls when on the adjacent border of two or more contact panels, and the control circuit of contactor control device of the invention will will not be used
The touching that family singly refers to is mistaken for the touch-control for referring to more.
Brief description of the drawings
Fig. 1 is the schematic diagram of the contactor control device of prior art；
Fig. 2 is the schematic diagram of another contactor control device of prior art；
Fig. 3 is the schematic diagram of the contactor control device of one embodiment of the invention；
Fig. 4 is the flow chart to the method for the contactor control device of control figure 3 according to one embodiment of the invention；
Fig. 5 is the schematic diagram of the contactor control device of another embodiment of the present invention；
Fig. 6 is the schematic diagram of the contactor control device of another embodiment of the present invention.
The realization of the object of the invention, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
Fig. 3 is refer to, Fig. 3 is the schematic diagram of the contactor control device 300 of one embodiment of the invention.Contactor control device 300 is comprising more
Individual contact panel 310A to 310D and control circuit 320.Control circuit 320 is coupled to multiple contact panels 310.In this implementation
In example, the coordinate range of each contact panel definable of contact panel 310A to 310D is all 30 × 30, and through control electricity
Coordinate after road 320 is treated as shown in figure 3, its coordinate range covers all of contact panel 310A to 310D, wherein touching
The coordinate of tetra- jiaos of control panel 310A is respectively (0,0), (30,0), (0,30) and (30,30), the coordinate that tetra- jiaos of contact panel 310B
Respectively (31,0), (60,0), (31,30) and (60,30), the coordinate that tetra- jiaos of contact panel 310C be respectively (0,31), (30,
31), (0,60) and (30,60), and the coordinate of tetra- jiaos of contact panel 310D be respectively (31,31), (61,31), (31,60) and
(60,60).Additionally, control circuit 320 can define (the area represented with oblique line of adjacent area 330 of contact panel 310A to 310D
Domain), and adjacent area 330 contains each contact panel 310A to 310D borders adjacent with other panels and apart from adjacent boundary
Touch area in one preset range.By taking Fig. 3 as an example, above-mentioned preset range is, for example, three coordinate units.In the case, phase
Neighbouring region 330 contain by (27,0), (34,0), (27,60) and (34,60) 4 area defined and by (0,27),
(60,27), (0,34) and (60,34) 4 area defined.
When contact panel 310A to 310D is touched, contact panel 310A to 310D can be produced and be exported relative touch-control
Signal SA to SD extremely controls circuit 320.Control circuit 220 signal again received by, judges each contact panel 310A extremely
The touch points of 310D.When control circuit 320 judges that in adjacent area 330 have at least two touch points, and above-mentioned at least two
When individual touch points are located at least two contact panel of contact panel 310A to 310D respectively, control circuit 320 can further
Judge the distance between above-mentioned at least two touch position whether less than a default value.Afterwards, if in the control judgement of circuit 320
When stating the distance between at least two touch positions less than above-mentioned default value, control circuit 320 is according to above-mentioned at least two touchings
The coordinate of point, redefines a new touch points, to replace above-mentioned at least two touch points, and exports corresponding to new touch points
Signal SO.To further illustrate the above-mentioned mode for redefining new touch points, will below give some instances and explain.
First, if falling in adjacent area 330 without any touch points or only single touch points fall adjacent
Region 330, then control circuit 320 to be not necessary to redefine a new touch points, therefore it is substituted to there will not be any touch points,
Therefore control circuit 320 is produced and exports the signal SO corresponding to script touch point according to the touch points that script is judged.Furthermore, if
If control circuit 320 judges have two or more touch points to fall in adjacent area 330, control circuit 320 can be further
Ground judges whether the distance between the multiple touch points fallen in adjacent area 330 is less than above-mentioned default value.If distance is less than
Above-mentioned default value, then control circuit 320 to redefine a new touch points, with the multiple being substituted in adjacent area 330
Touch points；If conversely, distance is more than or equal to above-mentioned default value, then controlling circuit 320 not redefine one newly
Touch points, therefore there will not be any touch points and be substituted, and controlling circuit 320 is produced according to the touch points for being judged originally
Give birth to and export the signal SO corresponding to script touch point.
For the embodiment of Fig. 3, control circuit 320 can judge have two or more touch points to fall in adjacent area
330 situation has two kinds, and a kind of is the side of the two of which contact panel that user touches contact panel 310A to 310D simultaneously
Boundary, it is another then be user simultaneously touch four borders of contact panel 310A to 310D.First made with the first situation herein
Explanation, it is assumed that above-mentioned default value is five coordinate units, and has the touch points of two coordinates respectively (28,8) and (31,9)
Fall in adjacent area 330, because of the distance between the two touch points about 3.16 (i.e.)
Individual coordinate unit and be less than above-mentioned default value, therefore control circuit 320 can further according to the coordinate of the two touch points, weight
Newly define a new touch points, with replace it is above-mentioned fall two touch points in adjacent area 330, and export to correspond to and newly touch
The signal SO of point.In an embodiment of the present invention, control circuit 320 can according to the two touch points coordinate, first calculate this two
The coordinate of the center of gravity of individual touch points, and according to the coordinate of this center of gravity, redefine new touch points.In detail, because of (28,8) and
The coordinate of the center of gravity that 2 points of (31,9) be (29.5,8.5) (i.e.), and due to the coordinate of this center of gravity
(29.5,8.5) belong to the coordinate range of contact panel 310A, therefore the coordinate of new touch points can also fall in contact panel 310A.Connect
, control circuit 320 can by below the coordinate value decimal point of center of gravity unconditionally carry to integer obtaining the seat of new touch points
Mark, therefore the coordinate of new touch points is (30,9).
Additionally, when the user border of four contact panel 310A to 310D of touching simultaneously, four contact panel 310A
Can respectively there are corresponding touch points to 310D.In other words, control circuit 320 can judge that four fall within contact panel 310A respectively
To the touch points of 310D.Assuming that this four coordinates of the touch points in adjacent area 330 that fall respectively (30,30), (31,
30), (30,31) and (31,31), because the distance between any two touch points in this four touch points are smaller than above-mentioned acquiescence
Value, therefore control circuit 320 can redefine a new touch points further according to this four coordinates of touch points, to replace
It is above-mentioned fall four touch points in adjacent area 330, and export the signal SO corresponding to new touch points.Implement in the present invention one
In example, control circuit 320 can first calculate this four coordinates of the center of gravity of touch points according to this four coordinates of touch points, and according to
The coordinate of center of gravity, redefines new touch points accordingly.In detail, because of 4 points of (30,30), (31,30), (30,31) and (31,31)
Center of gravity coordinate for (30.5,30.5) (i.e.), and due to this center of gravity
Coordinate (30.5,30.5) belongs to the coordinate range of contact panel 310D, therefore the coordinate of new touch points can also fall in contact panel
310D.Then, control circuit 320 can by below the coordinate value decimal point of center of gravity unconditionally carry to integer obtaining new touching
The coordinate of point, therefore the coordinate of new touch points is (31,31).
Fig. 4 is refer to, Fig. 4 is the flow to the method for the contactor control device of control figure 3 according to one embodiment of the invention
Figure.The method of contactor control device 300 is controlled to comprise the steps of：
Step S410：Control circuit 320 defines the adjacent area 330 of contact panel 310A to 310D；
Step S420：Control circuit 320 receives touch signal SA to SD from contact panel 310A to 310D；
Step S430：Control circuit 320 is sentenced according to the touch signal SA to SD received from contact panel 310A to 310D
The touched point of disconnected contact panel 310A to 310D；
Step S440：Whether control circuit 320 judges there are at least two touch points in adjacent area 330；If judging
Result is affirmative, then carry out step S450；Conversely, then returning to step S420；
Step S450：Whether control circuit 320 judges the distance between above-mentioned at least two touch position less than default value；
If the result for judging is affirmative, step S460 is carried out；Conversely, then returning to step S420；And
Step S460：Control circuit 320 redefines a new touching according to the coordinate of above-mentioned at least two touch points
Point, to replace above-mentioned at least two touch points, and exports the signal SO corresponding to new touch points.
Contact panel 310A to 310D in Fig. 3 is arranged in a matrix.But the arrangement mode of the contact panel in the present invention
It is not limited thereto.For example, as shown in figure 5, the contactor control device 500 of one embodiment of the invention, two contact panel
510A and 510B is arranged in the way of diagonal contact, and the control circuit 520 of contactor control device 500 define contact panel 510A and
The adjacent area 530 (region represented with oblique line) of 510B.Wherein, the coordinate of tetra- jiaos of contact panel 510A be respectively (0,0),
(10,0), (0,10) and (10,10), and the coordinate of tetra- jiaos of contact panel 510B is respectively (11,11), (21,11), (11,21)
And (21,21).Again for example, as shown in fig. 6, the contactor control device 600 of one embodiment of the invention, its six contact panel 610A are extremely
610F is arranged in one stepped, and the control circuit 620 of contactor control device 600 defines the adjacent region of contact panel 610A to 610F
Domain 630 (region represented with oblique line).Wherein, the coordinate in the lower right corner of contact panel 610A to 610F be respectively (10,10),
(21,10), (32,10), (10,21), (21,21) and (10,32).
In sum, contactor control device of the invention includes multiple contact panels, and the control circuit of contactor control device can be defined
The adjacent area of contact panel, and determine whether that multiple touch points fall within defined adjacent area.When there is multiple touch points
Fall within when in defined adjacent area, control circuit can judge that these fall within the distance between multiple touch points in adjacent area
Whether default value is less than.Thereby, the user that be correctly judged by control circuit is actually to carry out single-point contact or multiple spot
Touching, thus when touch a little fall on the adjacent border of two or more contact panels when, the control of contactor control device of the invention
The touching that circuit will not singly refer to user is mistaken for the touch-control for referring to more.
The preferred embodiments of the present invention are these are only, the scope of the claims of the invention is not thereby limited, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (6)
1. a kind of control method of contactor control device, it is characterised in that the contactor control device includes multiple contact panels and is coupled to this
The control circuit of a little contact panels, the control method is included：
The adjacent area of the control circuit definitions those contact panels；
The control circuit receives touching signals from those contact panels；
The control circuit judges the touch points of those contact panels according to the touching signals received from those contact panels；
There are at least two touch points in the adjacent area when the control circuit judges go out, and above-mentioned at least two touch points are distinguished
During positioned at least two contact panel of those contact panels, between above-mentioned at least two touch position of the control circuit judges
Whether distance is less than a default value；And
When the distance between above-mentioned at least two touch position of the control circuit judges be less than the default value when, the control circuit according to
According to the coordinate of above-mentioned at least two touch points, a new touch points are redefined, to replace above-mentioned at least two touch points, and exported
Corresponding to the signal of the new touch points；
The control circuit calculates the seat of the center of gravity of above-mentioned at least two touch points according to the coordinate of above-mentioned at least two touch points
Mark, and according to the coordinate of the center of gravity, redefine the new touch points.
2. control method as claimed in claim 1, it is characterised in that the adjacent area at least covers those contact panels extremely
Few two contact panels.
3. control method as claimed in claim 1, it is characterised in that it is new that the contact panel where the coordinate of the center of gravity is this
Contact panel where touch points.
4. control method as claimed in claim 1, it is characterised in that those contact panels are arranged in a matrix.
5. control method as claimed in claim 1, it is characterised in that those contact panels are arranged in the way of diagonal contact.
6. control method as claimed in claim 1, it is characterised in that it is stepped that those contact panels are arranged in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410692463.9A CN104391602B (en) | 2014-11-25 | 2014-11-25 | Touch device control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410692463.9A CN104391602B (en) | 2014-11-25 | 2014-11-25 | Touch device control method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104391602A CN104391602A (en) | 2015-03-04 |
| CN104391602B true CN104391602B (en) | 2017-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410692463.9A Active CN104391602B (en) | 2014-11-25 | 2014-11-25 | Touch device control method |
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| Country | Link |
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| CN (1) | CN104391602B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101609385A (en) * | 2009-07-17 | 2009-12-23 | 中兴通讯股份有限公司南京分公司 | A kind of method and system of utilizing a plurality of resistive touch screens to realize the multiple spot input |
| TW201235915A (en) * | 2011-02-22 | 2012-09-01 | Shenzhen Focaltech Systems Co | Multiple point touch inspection method for touch panel |
| CN103164137A (en) * | 2011-12-15 | 2013-06-19 | 宏碁股份有限公司 | Identification method for cross-screen operation and electronic device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI438413B (en) * | 2009-10-09 | 2014-05-21 | Egalax Empia Technology Inc | Method and device for signal detection |
-
2014
- 2014-11-25 CN CN201410692463.9A patent/CN104391602B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101609385A (en) * | 2009-07-17 | 2009-12-23 | 中兴通讯股份有限公司南京分公司 | A kind of method and system of utilizing a plurality of resistive touch screens to realize the multiple spot input |
| TW201235915A (en) * | 2011-02-22 | 2012-09-01 | Shenzhen Focaltech Systems Co | Multiple point touch inspection method for touch panel |
| CN103164137A (en) * | 2011-12-15 | 2013-06-19 | 宏碁股份有限公司 | Identification method for cross-screen operation and electronic device |
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| Publication number | Publication date |
|---|---|
| CN104391602A (en) | 2015-03-04 |
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