CN102314269B - Touch panel proximity detection device and method - Google Patents
Touch panel proximity detection device and method Download PDFInfo
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- CN102314269B CN102314269B CN201010220801.0A CN201010220801A CN102314269B CN 102314269 B CN102314269 B CN 102314269B CN 201010220801 A CN201010220801 A CN 201010220801A CN 102314269 B CN102314269 B CN 102314269B
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Abstract
The invention relates to a touch panel proximity detection device and a touch panel proximity detection method, which are applied to a capacitive touch panel with a structure of electrodes arranged in a matrix mode in a single electrode layer. A proximity induction signal can be detected due to the proximity induction function of the electrodes of the capacitive touch panel, and is output as first-order or multi-order proximity data, and the relative coordinate and movement trend of each dimension are calculated according to the first-order or multi-order proximity data; and a plane movement gesture in space can be obtained through the first-order proximity data of different time sequences, the movement trends of three dimensions can be obtained through the multi-order proximity data, and a three-dimensional gesture in proximity space is calculated.
Description
Technical field
The present invention, about a kind of contact panel, particularly closely connects arrangement for detecting and method about a kind of contact panel.
Background technology
Along with the development of Optoelectronics Technology, closely connect switching device shifter and be for example used in a large number, on different machines: ticket-booking system, Digital camera, telepilot and the LCD screen etc. of intelligent mobile phone, means of transport.The common switching device shifter (Proximity Device) that closely connects comprises as proximity sense (Proximity sensor) and contact panel (touch panel) etc.Wherein, the function mode of proximity sense is: when in the induction range of an object near sensor, proximity sense, touching this object or not touching under the situation of object, is learnt the position at this object proximity proximity sense place via the mode that closely connects induction.Proximity sense changes the signal of induction gained into an electronic signal, and system or machine can be made suitable reaction according to this electronic signal, reach the object of control system state.Contact panel is for the calculating of touch coordinate, as the calculating of single-point contact coordinate or multi-point touch coordinate.
Proximity sense claims again proximity switch (Proximity Switch), be applied in many LCD TV, power switch, appliance switch, gate control system, hand-held remote control unit and mobile phone etc., in recent years, these install one of role indispensable with equipment especially.Whether it is responsible for detecting object close, to allow controller understand the position at current object place.With household electrical appliances application, proximity sense is used in the control in lamp source in a large number, needs only near proximity sense or touches proximity sense, the action that just can open or close according to sensing signal lamp source.And the kind of proximity sense and external form are a feast for the eyes, be rectangle, square, column type, circular hole, ditch type, multipoint type etc.Can be divided into following 4 types according to its principle: inductance type, condenser type, photo-electric and magnetic air type.
As from the foregoing, the application difference of proximity sense and contact panel is very big, respectively as the calculating of change-over switch and touch coordinate.With current technology, not just like the integration application technology of where managing proximity sense and contact panel.Therefore, how to integrate proximity sense and contact panel, and then allow the short distance spatial impression brake of proximity sense and touch coordinate detecting function integrate, become the research direction that can allow electronic equipment significantly increase application function possibility.
Summary of the invention
In view of the problem of above known technology, the invention provides a kind of contact panel and closely connect arrangement for detecting and method, in order to detect the situation that in space, object enters the induction range of contact panel.
The present invention proposes a kind of contact panel and closely connects arrangement for detecting, comprises following primary clustering: capacitance type touch-control panel and control module.Wherein, capacitance type touch-control panel, has and is positioned at conplane multiple electrode, and those electrodes are insulated from each other and separately corresponding to a coordinate, those electrodes produce an induced signal in order to detect approaching of an object, and detect the touching of this object and produce a touching signal.Control module, connects capacitance type touch-control panel and has one and closely connect sense mode and a touch detection pattern, in the time that execution closely connects sense mode, produces a proximity data according to induced signal; In the time carrying out touch detection pattern, according at least one coordinate data of touching calculated signals object.
The present invention more provides a kind of contact panel closely to connect method for detecting, apply to have a panel of multiple electrodes, those electrodes are insulated from each other and corresponding to a coordinate, produce an induced signal and detect the touching of this object and produce a touching signal in order to detect approaching of an object, the method includes the steps of: provide this capacitance type touch-control panel one closely to connect sense mode; Carry out this and closely connect sense mode; According to a work schedule, detecting one object enters this induced signal that the induction zone, space of those electrodes produces; This induced signal of exporting according to this work schedule and this electrode, produces a proximity data; And according to this different work schedules, this coordinate and corresponding this proximity data of this electrode of this electrode, calculate an X-axis mobile trend, a Y-axis mobile trend and a Z axis mobile trend of this object.
For above and other objects of the present invention, feature and advantage can be become apparent, several preferred embodiments cited below particularly, and coordinate accompanying drawing, be described in detail below:
Brief description of the drawings
Figure 1A is that it is the functional block diagram that contact panel of the present invention closely connects arrangement for detecting;
Figure 1B is that it is that contact panel of the present invention closely connects the schematic diagram of selecting closely to connect sense mode in the functional block diagram of arrangement for detecting;
Fig. 2 A uses contact panel of the present invention closely to connect in arrangement for detecting, detecting schematic diagram when object passes through contact panel 11 with track 32;
Fig. 2 B uses contact panel of the present invention closely to connect in arrangement for detecting, A-A section detecting schematic diagram when object 2 passes through contact panel 11 with track 32;
Fig. 2 C uses contact panel of the present invention closely to connect in arrangement for detecting, B-B section detecting schematic diagram when object 2 passes through contact panel 11 with track 32;
Fig. 2 D uses contact panel of the present invention closely to connect in arrangement for detecting, when object 2 passes through contact panel 11 with track 32, and the proximity data schematic diagram of exporting in sequential T1, T2;
Fig. 2 E uses contact panel of the present invention closely to connect in arrangement for detecting, when object 2 passes through contact panel 11 with track 32, and the proximity data schematic diagram of exporting in sequential T3, T4;
Fig. 2 F uses contact panel of the present invention closely to connect in arrangement for detecting, when object 2 passes through contact panel 11 with track 32, and the proximity data schematic diagram of exporting in sequential T5, T6;
Fig. 2 G is in Fig. 2 D, the proximity data detailed content schematic diagram of exporting in sequential T1;
Fig. 2 H is in Fig. 2 D, the proximity data detailed content schematic diagram of exporting in sequential T2;
Fig. 2 I is in Fig. 2 E, the proximity data detailed content schematic diagram of exporting in sequential T3;
Fig. 2 J is in Fig. 2 E, the proximity data detailed content schematic diagram of exporting in sequential T4;
Fig. 2 K is in Fig. 2 F, the proximity data detailed content schematic diagram of exporting in sequential T5;
Fig. 2 L is in Fig. 2 F, the proximity data detailed content schematic diagram of exporting in sequential T6;
Fig. 3 A is for using contact panel of the present invention closely to connect in arrangement for detecting, and object is the detecting schematic diagram during through contact panel 11 with track 32, and it closely meets the embodiment under sense mode for selecting;
Fig. 3 B uses contact panel of the present invention closely to connect in arrangement for detecting, A-A section detecting schematic diagram when object 2 passes through contact panel 11 with track 32;
Fig. 3 C uses contact panel of the present invention closely to connect in arrangement for detecting, B-B section detecting schematic diagram when object 2 passes through contact panel 11 with track 32;
Fig. 3 D uses contact panel of the present invention closely to connect in arrangement for detecting, when object 2 passes through contact panel 11 with track 32, and the proximity data schematic diagram of exporting in sequential T1, T2;
Fig. 3 E uses contact panel of the present invention closely to connect in arrangement for detecting, when object 2 passes through contact panel 11 with track 32, and the proximity data schematic diagram of exporting in sequential T3, T4;
Fig. 3 F uses contact panel of the present invention closely to connect in arrangement for detecting, when object 2 passes through contact panel 11 with track 32, and the proximity data schematic diagram of exporting in sequential T5, T6;
Fig. 3 G is in Fig. 3 D, the proximity data detailed content schematic diagram of exporting in sequential T1;
Fig. 3 H is in Fig. 3 D, the proximity data detailed content schematic diagram of exporting in sequential T2;
Fig. 3 I is in Fig. 3 E, the proximity data detailed content schematic diagram of exporting in sequential T3;
Fig. 3 J is in Fig. 3 E, the proximity data detailed content schematic diagram of exporting in sequential T4;
Fig. 3 K is in Fig. 3 F, the proximity data detailed content schematic diagram of exporting in sequential T5;
Fig. 3 L is in Fig. 3 F, the proximity data detailed content schematic diagram of exporting in sequential T6;
Fig. 4 uses contact panel of the present invention closely to connect arrangement for detecting, the space relative coordinate detecting, then calculate mobile trend according to space relative coordinate, then judged the schematic diagram of gesture by mobile trend;
Fig. 5 is that contact panel three-dimensional of the present invention closely connects induction method for detecting process flow diagram, and single order closely meets an embodiment of sense mode;
Fig. 6 is that contact panel three-dimensional of the present invention closely meets induction method for detecting process flow diagram, a multistage embodiment who closely connects sense mode;
Fig. 7 is that contact panel three-dimensional of the present invention closely meets induction method for detecting process flow diagram, multistage another embodiment that closely connects sense mode;
Fig. 8 is that contact panel three-dimensional of the present invention closely connects induction method for detecting process flow diagram, selects closely to connect an embodiment of sense mode; And
Fig. 9 is that contact panel three-dimensional of the present invention closely connects induction method for detecting process flow diagram, selects closely to connect another embodiment of sense mode.
Symbol description
1 contact panel closely connects arrangement for detecting 2 objects
11 contact panel 14 touch control sensing circuits
16 closely connect sensing circuit 18 control circuits
E1～E24 electrode 22 control modules
24 web joint 32,34 tracks
41,42,43,44,45,46,47,53,59 induction ranges
D1 distance P 1～P7 relative coordinate
T1～T6 sequential
Embodiment
What the present invention used that capacitance type touch-control panel itself has closely connects inducing function, the detected induced signal that closely connects is output as to proximity data, and calculate the mobile trend of each dimension according to proximity data, calculate according to the mobile trend of each dimension the gesture judgement closely connecing in the middle of space again, and then be output as steering order.Wherein, the present invention uses a control module realize touch-control sensing and closely connect sensing function, and exports the representative proximity data that closely connects induced signal result and the coordinate data that represents touch coordinate by unified bus.
Capacitance type touch-control panel mainly divides two classes, is respectively surface-capacitive touch panel and projected capacitive touch panel.Projected capacitive touch panel has function that can detecting multi-point touch, but, in recent years, Ye You manufacturer by surface-capacitive touch panel be made as can detecting multi-point touch function.No matter which kind of capacitance type touch-control panel, the present invention can use individual layer and have the capacitance type touch-control panel structure of multiple independent scan electrodes, and wherein, each electrode is all corresponding to a specific coordinate.The embodiment of following rectangular electrode, is only the cited for purposes of illustration person of the present invention, and not in order to limit the present invention, other different electrode shape also can adopt, for example rhombus, circle, square ...
First, please refer to Figure 1A, it is the embodiment that contact panel of the present invention closely connects the functional block diagram of arrangement for detecting, and it is for being arranged in the embodiment of individual layer with rectangular electrode.Contact panel closely connects arrangement for detecting 1 and includes: contact panel 11, web joint 24 and control module 22.Wherein, have electrode E1～E24 on contact panel 11, the mode of arranging with matrix is arranged as the matrix of 4X6.Each electrode is used for detecting approaching of object and produces induced signal and be used for detecting the touching of object and produce touching signal.In the middle of control module 22, include: touch detection circuit 14, closely connect circuit for detecting 16 and control circuit 18.Control module 22 sees through web joint 24 and connects contact panel 11, and has one and closely connect sense mode and a touch detection pattern, when carrying out while closely connecing sense mode, according to induced signal generation proximity data; In the time carrying out touch detection pattern, according at least one coordinate data of touching calculated signals object.
In the middle of control module 22, closely connect circuit for detecting 16 and connect contact panel 11 via web joint 24, in order to receive induced signal and to produce proximity data; Touch detection circuit 14 connects contact panel 11 via web joint 24, in order to receive this touching signal and to calculate touch coordinate; Control circuit 18 connects and closely connects circuit for detecting 16 and touch detection circuit 14, in order to control the switching execution that closely connects sense mode and touch detection pattern, and this proximity data and this touch coordinate is transferred out.Must notice that the annexation that closely connects circuit for detecting 16, touch detection circuit 14 and control circuit 18 of Figure 1A is only the cited for purposes of illustration person of the present invention, not in order to limit the present invention.
In addition, the present invention also can closely connect sensing control in the mode of selectivity detecting by capacitance type touch-control panel that can detecting multi-point touch coordinate.For example, Figure 1B is the electrode E1, the E3 that have selected in the middle of Figure 1A, E5, E8, E10, E12, E13, E15, E17, E20, E22, E24 as the detecting electrode of selecting closely to connect sense mode, and remaining electrode does not do and closely connects detecting and use.The concrete practice is follow-up will be described.
When capacitance type touch-control panel being used as to the used time that closely connects detecting in space, the detecting Output rusults that closely connects circuit for detecting 16 has two kinds, is respectively single order and closely connects data and the multistage data that closely connects.Wherein single order proximity data is that object enters closely connecing after inductive spacing of capacitance type touch-control panel, a data of exporting.Multi-stage proximity data is the difference induction amount size that distance produces that approaches according to object, exportable long numeric data, for example, two, three, four ...
According to the output of single order proximity data and multi-stage proximity data, can do different mobile trends and the judgement of gesture, below by explanation respectively in actual embodiment.
First, please refer to Fig. 2 A, it is to use contact panel of the present invention closely to connect in arrangement for detecting, detecting schematic diagram when object passes through contact panel 11 with track 32.By finding in figure, track is through the top of E2, E3, E9, E10, E16, E17, E23, E24, and, there is to bear the mobile trend (not shown) of Z axis.The actual sensed of track 32 and output data, by the graphic explanation by follow-up.
Please refer to Fig. 2 B, it is to use contact panel of the present invention closely to connect in arrangement for detecting, A-A section detecting schematic diagram when object 2 passes through contact panel 11 with track 32.Observing Fig. 2 B can find, when object 2 passes through contact panel 11 top with track 32, can pass through respectively the induction range of different electrodes at sequential T1～T6.Wherein, Fig. 2 B has shown respectively the induction range 41,47,53,59 of electrode E1, E7, E13, E19, and object 2 is moved toward the induction range of electrode E19 gradually from the induction range of electrode E1, and, have toward the mobile trend of negative Z axis.
Fig. 2 C uses contact panel of the present invention closely to connect in arrangement for detecting, B-B section detecting schematic diagram when object 2 passes through contact panel 11 with track 32.Observing Fig. 2 C can find, when object 2 passes through contact panel 11 top with track 32, can pass through respectively the induction range of different electrodes at sequential T1～T6.Wherein, Fig. 2 C has shown respectively the induction range 41,42,43,44,45,46 of electrode E1, E2, E3, E4, E5, E6, and object 2 is moved toward the induction range of electrode E6 gradually from the induction range of electrode E1, and, have toward the mobile trend of negative Z axis.
Then, please refer to Fig. 2 D, it is to use contact panel of the present invention closely to connect in arrangement for detecting, when object 2 passes through contact panel 11 with track 32, and the proximity data schematic diagram of exporting in sequential T1, T2.In the time of sequential T1, electrode E1, E2, E7 sense induced signal, also export corresponding proximity data (look closely and be set as single order or multistage) and closely connect circuit for detecting 16.When sequential T2, there are respectively electrode E1, E2, E3, E4, E7, E8, E9, E13, E14 to sense induced signal, also export corresponding proximity data and closely connect circuit for detecting 16.
Fig. 2 E uses contact panel of the present invention closely to connect in arrangement for detecting, when object 2 passes through contact panel 11 with track 32, and the proximity data schematic diagram of exporting in sequential T3, T4.When sequential T3, there are respectively electrode E1, E2, E3, E4, E5, E6, E7, E8, E9, E10, E11, E12, E13, E14, E15, E16, E17, E21, E22 to sense induced signal, also export corresponding proximity data and closely connect circuit for detecting 16.When sequential T4, there are respectively electrode E3, E4, E5, E6, E8, E9, E10, E11, E12, E13, E14, E15, E16, E17, E18, E19, E20, E21, E22 to sense induced signal, also export corresponding proximity data and closely connect circuit for detecting 16.
Fig. 2 F uses contact panel of the present invention closely to connect in arrangement for detecting, when object 2 passes through contact panel 11 with track 32, and the proximity data schematic diagram of exporting in sequential T5, T6.When sequential T5, there are respectively electrode E5, E6, E10, E11, E12, E15, E16, E17, E18, E20, E21, E22, E23, E24 to sense induced signal, also export corresponding proximity data and closely connect circuit for detecting 16.When sequential T6, there are electrode E18, E23, E24 to sense induced signal, also export corresponding proximity data and closely connect circuit for detecting 16.
In Fig. 2 D～2F, proximity data can be single order proximity data or multi-stage proximity data.If single order proximity data, can calculate X-axis mobile trend and Y-axis mobile trend according to the change trend of single order proximity data, and then obtain plane gesture instruction.On the basis of single order proximity data, if will calculate X-axis relative coordinate and Y-axis relative coordinate, obtain after can adopting gravity model appoach or other method that single order is closely connect to statistics.
If proximity data is the multistage data that closely connects, can calculate X-axis relative coordinate, Y-axis relative coordinate, Z axis relative coordinate and X-axis mobile trend, Y-axis mobile trend and Z axis mobile trend according to the multistage data that closely connects.Finally, then according to mobile trend come Judge plane gesture instruction, vertical gestures instruction or three-dimension gesture instruction.
Fig. 2 G～2L is a multistage embodiment who closely connects data, below explanation.
Fig. 2 G is in Fig. 2 D, the proximity data detailed content schematic diagram of exporting in sequential T1.In the time of sequential T1, the multistage data that closely connects of electrode E1, E2, E7 representative is respectively 2,1,1.
Fig. 2 H is in Fig. 2 D, the proximity data detailed content schematic diagram of exporting in sequential T2.When sequential T2, the multistage data that closely connects of electrode E1, E2, E3, E4, E7, E8, E9, E13, E14 representative is respectively 2,3,2,1,1,2,1,1,1.
Fig. 2 I is in Fig. 2 E, the proximity data detailed content schematic diagram of exporting in sequential T3; When sequential T3, the multistage data that closely connects of electrode E1, E2, E3, E4, E5, E6, E7, E8, E9, E10, E11, E12, E13, E14, E15, E16, E17, E21, E22 representative is respectively 1,2,3,3,2,1,1,3,4,4,2,1,1,1,2,2,1,1.
Fig. 2 J is in Fig. 2 E, the proximity data detailed content schematic diagram of exporting in sequential T4.When sequential T4, the multistage data that closely connects of electrode E3, E4, E5, E6, E8, E9, E10, E11, E12, E13, E14, E15, E16, E17, E18, E19, E20, E21, E22 representative is respectively 1,2,2,1,1,2,3,3,2,1,2,4,5,5,4,1,2,2,3,4,2.
Fig. 2 K is in Fig. 2 F, the proximity data detailed content schematic diagram of exporting in sequential T5; When sequential T5, the multistage data that closely connects of electrode E5, E6, E10, E11, E12, E15, E16, E17, E18, E20, E21, E22, E23, E24 representative is respectively 1,1,1,2,2,1,3,5,5,1,3,5,7,7.
Fig. 2 L is in Fig. 2 F, the proximity data detailed content schematic diagram of exporting in sequential T6; When sequential T6, the multistage data that closely connects of electrode E18, E23, E24 representative is respectively 3,3,6.
By the induction amount sizes values of Fig. 2 G～2L, can extrapolate the relative distance of object at Z axis.That is, in each scan period, be scaled object and contact panel in the relative distance of Z axis with the mean value of the multi-stage proximity data of of the amount of responding to maximum or several electrodes.Use the variation of this relative distance, can calculate the mobile trend of Z axis and vertical sliding and start the information such as gesture.And X-axis relative coordinate and Y-axis relative coordinate, in each scan period, can be by the center of gravity of the coordinate of of induction amount maximum or several electrodes as X, Y coordinate.As for X-axis mobile trend, Y-axis mobile trend, Z axis mobile trend, can as calculating, T1～T6 be obtained by the different scan periods.Calculate after X-axis mobile trend, Y-axis mobile trend, Z axis mobile trend, according to this Calculation Plane gesture instruction, vertical gestures instruction or three-dimension gesture instruction.
Fig. 2 A～2L is the detecting means that closely connect of taking full scan formula, and can take in addition to select the detecting means that closely connect of scan-type, please refer to the explanation of Fig. 3 A～3L.
First, please refer to Fig. 3 A, it is for using contact panel of the present invention closely to connect in arrangement for detecting, and object is the detecting schematic diagram during through contact panel 11 with track 32, and it closely meets the embodiment under sense mode for selecting.By finding in figure, track is through the top of E3, E10, E17, E24, and, there is to bear the mobile trend (not shown) of Z axis.The actual sensed of track 32 and output data, by the brief description of the drawings by follow-up.
Please refer to Fig. 3 B, it is to use contact panel of the present invention closely to connect in arrangement for detecting, A-A section detecting schematic diagram when object 2 passes through contact panel 11 with track 32.Observing Fig. 3 B can find, when object 2 passes through contact panel 11 top with track 32, can pass through respectively the induction range of different electrodes at sequential T1～T6.Wherein, Fig. 3 B has shown respectively the induction range 41,53 of electrode E1, E13, and object 2 is moved toward the induction range of electrode E13 gradually from the induction range of electrode E1, and, have toward the mobile trend of negative Z axis.
Fig. 3 C uses contact panel of the present invention closely to connect in arrangement for detecting, B-B section detecting schematic diagram when object 2 passes through contact panel 11 with track 32.Observing Fig. 2 C can find, when object 2 passes through contact panel 11 top with track 32, can pass through respectively the induction range of different electrodes at sequential T1～T6.Wherein, Fig. 3 C has shown respectively the induction range 41,43,45 of electrode E1, E3, E5, and object 2 is moved toward the induction range of electrode E5 gradually from the induction range of electrode E1, and, have toward the mobile trend of negative Z axis.
Then, please refer to Fig. 3 D, it is to use contact panel of the present invention closely to connect in arrangement for detecting, when object 2 passes through contact panel 11 with track 32, and the proximity data schematic diagram of exporting in sequential T1, T2.In the time of sequential T1, electrode E1 senses induced signal, also exports corresponding proximity data (look closely and be set as single order or multistage) and closely connect circuit for detecting 16.When sequential T2, there are respectively electrode E1, E3, E8, E13 to sense induced signal, also export corresponding proximity data and closely connect circuit for detecting 16.
Fig. 3 E uses contact panel of the present invention closely to connect in arrangement for detecting, when object 2 passes through contact panel 11 with track 32, and the proximity data schematic diagram of exporting in sequential T3, T4.When sequential T3, there are respectively electrode E1, E3, E5, E8, E10, E12, E13, E15, E17, E22 to sense induced signal, also export corresponding proximity data and closely connect circuit for detecting 16.When sequential T4, there are respectively electrode E3, E5, E8, E10, E12, E13, E15, E17, E20, E22 to sense induced signal, also export corresponding proximity data and closely connect circuit for detecting 16.
Fig. 3 F uses contact panel of the present invention closely to connect in arrangement for detecting, when object 2 passes through contact panel 11 with track 32, and the proximity data schematic diagram of exporting in sequential T5, T6.When sequential T5, there are respectively electrode E5, E10, E12, E15, E17, E20, E22, E24 to sense induced signal, also export corresponding proximity data and closely connect circuit for detecting 16.When sequential T6, there is electrode E24 to sense induced signal, also export corresponding proximity data and closely connect circuit for detecting 16.
In Fig. 3 D～3F, proximity data can be single order proximity data or multi-stage proximity data.If single order proximity data, can calculate X-axis mobile trend and Y-axis mobile trend according to the change trend of single order proximity data, and then obtain plane gesture instruction.On the basis of single order proximity data, if will calculate X-axis relative coordinate and Y-axis relative coordinate, obtain after can adopting gravity model appoach or other method that single order is closely connect to statistics.
If proximity data is the multistage data that closely connects, can calculate X-axis relative coordinate, Y-axis relative coordinate, Z axis relative coordinate and X-axis mobile trend, Y-axis mobile trend and Z axis mobile trend according to the multistage data that closely connects.Finally, then according to mobile trend come Judge plane gesture instruction, vertical gestures instruction or three-dimension gesture instruction.
Fig. 3 G～3L is selection and closely connects an embodiment of multi-stage proximity data in sense mode, below explanation.
Fig. 3 G is in Fig. 3 D, the proximity data detailed content schematic diagram of exporting in sequential T1.In the time of sequential T1, the multistage data that closely connects of electrode E1 representative is respectively 2.
Fig. 3 H is in Fig. 3 D, the proximity data detailed content schematic diagram of exporting in sequential T2.When sequential T2, the multistage data that closely connects of electrode E1, E3, E8, E13 representative is respectively 2,2,2,1.
Fig. 3 I is in Fig. 3 E, the proximity data detailed content schematic diagram of exporting in sequential T3; When sequential T3, the multistage data that closely connects of electrode E1, E3, E5, E8, E10, E12, E13, E15, E17, E22 representative is respectively 1,3,2,3,4,1,2,2,1.
Fig. 3 J is in Fig. 3 E, the proximity data detailed content schematic diagram of exporting in sequential T4.When sequential T4, the multistage data that closely connects of electrode E3, E5, E8, E10, E12, E13, E15, E17, E20, E22 representative is respectively 1,2,1,3,2,1,4,5,4,1,3,2.
Fig. 3 K is in Fig. 3 F, the proximity data detailed content schematic diagram of exporting in sequential T5; When sequential T5, the multistage data that closely connects of electrode E5, E10, E12, E15, E17, E20, E22, E24 representative is respectively 1,1,2,1,5,1,5,7.
Fig. 3 L is in Fig. 3 F, the proximity data detailed content schematic diagram of exporting in sequential T6; When sequential T6, the multistage data that closely connects of electrode E24 representative is respectively 6.
By the induction amount sizes values of the 3G～3L figure, can extrapolate the relative distance of object at Z axis.That is, in each scan period, be scaled object and contact panel in the relative distance of Z axis with the mean value of the multi-stage proximity data of of the amount of responding to maximum or several electrodes.Use the variation of this relative distance, can calculate the mobile trend of Z axis and vertical sliding and start the information such as gesture.And X-axis relative coordinate and Y-axis relative coordinate, in each scan period, can be by the center of gravity of the coordinate of of induction amount maximum or several electrodes as X, Y coordinate.As for X-axis mobile trend, Y-axis mobile trend, Z axis mobile trend, can as calculating, T1～T6 be obtained by the different scan periods.Calculate after X-axis mobile trend, Y-axis mobile trend, Z axis mobile trend, according to this Calculation Plane gesture instruction, vertical gestures instruction or three-dimension gesture instruction.
From Fig. 2 A～3L, no matter adopt full scan formula or select scan-type, all can reach to calculate and closely connect detecting near the space of object contact panel, that is, and even can obtain X, Y, Z axis relative coordinate, mobile trend gesture instruction.Only the obtaining of X-axis relative coordinate, Y-axis relative coordinate and Z axis relative coordinate, full scan formula closely connect detecting resolution can be higher.
Fig. 4 uses contact panel of the present invention closely to connect arrangement for detecting, the space relative coordinate detecting, then calculate mobile trend according to space relative coordinate, then judged the schematic diagram of gesture by mobile trend.For the object motion track 34 of different sweep intervals, the present invention can obtain the object relative coordinate P1～P7 of different sweep intervals.Wherein, if the data that closely connects is single order while closely connecing data, relative coordinate P1～P6 only can represent X, Y-axis coordinate, and the mobile trend of Judge plane according to this, and then the space of judging plane moves gesture, if the embodiment of Fig. 4 is for drawing circle.If proximity data is multistage while closely connecing data, each relative coordinate P1～P6 will include the relative coordinate of X-axis, Y-axis and Z axis, and can calculate according to this mobile trend information of X-axis, Y-axis.The gesture that therefore, can judge Fig. 4 is three-dimension gesture.
Please refer to Fig. 5, it responds to method for detecting process flow diagram for contact panel three-dimensional of the present invention closely connects, and single order closely meets an embodiment of sense mode, comprises following steps:
Step 110: the single order of opening capacitance type touch-control panel closely connects sense mode.
Step 112: according to work schedule, detect respectively the induced signal that induction zone, space that object enters each electrode produces.
Step 114: according to work schedule, the induced signal of exporting according to each electrode produces single order proximity data.
Step 116: coordinate and corresponding single order proximity data thereof according to each electrode are calculated this object in the X-axis of each work schedule, the relative coordinate of Y-axis.
Step 117: change in the relative coordinate of X-axis, Y-axis according to this object of each sequential, calculate this object in the mobile trend of X-axis, Y-axis.
Step 118: according to X-axis, Y-axis mobile trend, produce a plane gesture instruction.
That is, according to the step of Fig. 5, the most basic relative coordinate that can obtain X-axis, Y-axis and mobile trend, and then can obtain the plane gesture instruction in space.
Then, please refer to Fig. 6, it responds to method for detecting process flow diagram for contact panel three-dimensional of the present invention closely connects, and a multistage embodiment who closely connects sense mode, comprises following steps:
Step 120: that opens capacitance type touch-control panel closely connects sense mode.
Step 122: according to work schedule, detect respectively the induced signal that induction zone, space that object enters electrode produces.
Step 124: the induced signal of exporting according to work schedule and each electrode produces multistage sensed data.
Step 126: according to the corresponding multistage sensed data of each electrode in multiple work schedules, calculate this object in the mobile trend of X-axis, Y-axis and Z axis.
Step 128: according to Z axis mobile trend, produce vertical gestures instruction.
Step 130: according to X-axis and Y-axis mobile trend, produce plane gesture instruction.
Step 132: according to X-axis, Y-axis and Z axis mobile trend, produce three-dimension gesture instruction.
That is, according to the step of Fig. 6, the most basic mobile trend that can obtain X-axis, Y-axis, Z axis, and then can obtain the three-dimension gesture instruction in vertical gestures instruction, plane gesture instruction or space.
Fig. 7 is that contact panel three-dimensional of the present invention closely connects induction method for detecting process flow diagram, and multistage another embodiment that closely connects sense mode, comprises following steps:
Step 120: that opens capacitance type touch-control panel closely connects sense mode
Step 122: according to work schedule, detect respectively the induced signal that induction zone, space that object enters electrode produces.
Step 124: the induced signal of exporting according to work schedule and each electrode produces multistage sensed data.
Step 125: according to the corresponding multistage sensed data of each electrode, calculate this object in X-axis, Y-axis and the Z axis space coordinate of each sequential.
Step 127: in the variation of the space coordinate of X-axis, Y-axis and Z axis, produce X, Y-axis and Z axis mobile trend according to each sequential.
Step 128: according to Z axis mobile trend, produce vertical gestures instruction.
Step 130: according to X-axis and Y-axis mobile trend, produce plane gesture instruction.
Step 132: according to X-axis, Y-axis and Z axis mobile trend, produce three-dimension gesture instruction.
That is, according to the step of Fig. 7, the most basic relative coordinate that can obtain X-axis, Y-axis, Z axis and the mobile trend of object, and then can obtain the three-dimension gesture instruction in vertical gestures instruction, plane gesture instruction or space.
Fig. 8 is that contact panel three-dimensional of the present invention closely connects induction method for detecting process flow diagram, selects closely to connect an embodiment of sense mode, comprises following steps:
Step 140: the selection of opening capacitance type touch-control panel closely connects sense mode.
Step 142: according to work schedule, detect respectively object and enter the induced signal that the induction zone, space of electrode through selecting produces.
Step 144: produce multistage sensed data according to work schedule and each induced signal of exporting through the electrode of selecting.
Step 146: according to each corresponding multistage sensed data of electrode through selecting in multiple work schedules, calculate this object in the mobile trend of X-axis, Y-axis and Z axis.
Step 148: according to Z axis mobile trend, produce vertical gestures instruction.
Step 150: according to X-axis and Y-axis mobile trend, produce plane gesture instruction.
Step 152: according to X-axis, Y-axis and Z axis mobile trend, produce three-dimension gesture instruction.
That is according to the step of Fig. 8, the most basic can obtain X-axis, Y-axis, Z axis object mobile trend, and then can obtain the three-dimension gesture instruction in vertical gestures instruction, plane gesture instruction or space.
Fig. 9 is that contact panel three-dimensional of the present invention closely connects induction method for detecting process flow diagram, selects closely to connect another embodiment of sense mode, comprises following steps:
Step 140: the selection of opening capacitance type touch-control panel closely connects sense mode.
Step 142: according to work schedule, detect respectively object and enter the induced signal that the induction zone, space of electrode through selecting produces.
Step 144: produce multistage sensed data according to work schedule and each induced signal of exporting through the electrode of selecting.
Step 145: according to each corresponding multistage sensed data of electrode through selecting, calculate this object in X-axis, Y-axis and the Z axis space coordinate of each sequential.
Step 147: in the variation of the space coordinate of X-axis, Y-axis and Z axis, produce X, Y-axis and Z axis mobile trend according to each sequential.
Step 148: according to Z axis mobile trend, produce vertical gestures instruction.
Step 150: according to X-axis and Y-axis mobile trend, produce plane gesture instruction.
Step 152: according to X-axis, Y-axis and Z axis mobile trend, produce three-dimension gesture instruction.
That is, according to the step of Fig. 9, the most basic relative coordinate that can obtain X-axis, Y-axis, Z axis and the mobile trend of object, and then can obtain the three-dimension gesture instruction in vertical gestures instruction, plane gesture instruction or space.With regard to output data, exportable proximity data, coordinate data, mobile trend, gesture instruction (one or combination in any) etc.
Although preferred embodiment of the present invention discloses as mentioned above; so it is not in order to limit the present invention; anyly be familiar with person skilled; without departing from the spirit and scope of the present invention; when doing a little change and retouching, the content that therefore protection scope of the present invention must define according to claim is as the criterion.
Claims (15)
1. contact panel closely connects an arrangement for detecting, it is characterized in that, comprises:
One capacitance type touch-control panel, have and be positioned at conplane multiple electrode, those electrodes are insulated from each other and separately corresponding to a coordinate, and those electrodes produce an induced signal in order to detect approaching of an object, and detect the touching of this object and produce a touching signal; And
One control module, connect this capacitance type touch-control panel and have one and closely connect sense mode, and select closely to connect sense mode and a touch detection pattern, when when execution, this closely connects sense mode, produce a proximity data according to this induced signal, in the time that this selection of execution closely connects sense mode, select the central part of those electrodes, and produce this proximity data according to this induced signal producing through those electrodes of part of selecting, in the time carrying out this touch detection pattern, according at least one coordinate data of this this object of touching calculated signals, this control module comprises:
One closely connects circuit for detecting, in order to receive this induced signal and to produce this proximity data;
One touch detection circuit, in order to receive this touching signal and to calculate this touch coordinate; And
One control circuit, be coupled to this and closely connect circuit for detecting and this touch detection circuit, closely connect circuit for detecting and carry out this and closely connect sense mode and carry out this touch detection pattern with controlling this touch detection circuit in order to control this, and this proximity data and this touch coordinate are transferred out.
2. device as claimed in claim 1, is characterized in that, those proximity data that this control module is answered according to those electrode pairs of different sequential are calculated an X-axis coordinate, a Y-axis coordinate of this object.
3. device as claimed in claim 1, is characterized in that, those proximity data that this control module is answered according to those electrode pairs of different sequential are calculated an X-axis coordinate, a Y-axis coordinate, a Z axis coordinate of this object.
4. device as claimed in claim 1, is characterized in that, those proximity data that this control module is answered according to those electrode pairs of different sequential are calculated an X-axis mobile trend, a Y-axis mobile trend of this object.
5. device as claimed in claim 1, is characterized in that, those proximity data that this control module is answered according to those electrode pairs of different sequential are calculated an X-axis mobile trend, a Y-axis mobile trend and a Z axis mobile trend of this object.
6. device as claimed in claim 5, is characterized in that, this Z axis mobile trend comprises a moving direction and a move angle.
7. device as claimed in claim 5, is characterized in that, this control module produces a plane according to this X-axis mobile trend and this Y-axis mobile trend and closely takes over gesture; This control module produces a vertical nearly catcher gesture according to this control module according to this Z axis mobile trend; This control module produces a three-dimensional nearly catcher gesture according to this control module according to this X-axis mobile trend, this Y-axis mobile trend and this Z axis mobile trend.
8. a contact panel closely connects method for detecting, it is characterized in that, apply to have a contact panel of multiple electrodes, those electrodes are insulated from each other and corresponding to a coordinate, produce an induced signal and detect the touching of this object and produce a touching signal in order to detect approaching of an object, the method includes the steps of:
Provide this contact panel one closely to connect sense mode or and select closely to connect sense mode;
When carrying out this while closely connecing sense mode, according to a work schedule, detecting one object enters this induced signal that the induction zone, space of those electrodes produces, and this induced signal of exporting according to this work schedule and this electrode, generation one proximity data;
Closely connect sense mode when carrying out this selection, according to this work schedule, detect this induced signal that induction zone, part space that this object enters those electrodes produces, and this induced signal of exporting according to the part of this work schedule and this electrode, this proximity data produced; And
According to this different work schedules, this coordinate and corresponding this proximity data of this electrode of this electrode, calculate an X-axis mobile trend, a Y-axis mobile trend and a Z axis mobile trend of this object.
9. method as claimed in claim 8, is characterized in that, more comprises following steps:
This coordinate according to this proximity data with corresponding this electrode, calculates an X-axis coordinate, a Y-axis coordinate, a Z axis coordinate of this object; And
Export this X-axis coordinate, this Y-axis coordinate and this Z axis coordinate.
10. method as claimed in claim 8, is characterized in that, more comprises following steps:
According to this X-axis mobile trend and this Y-axis mobile trend, produce a plane gesture instruction.
11. methods as claimed in claim 8, is characterized in that, more comprise following steps:
According to this Z axis mobile trend, produce a vertical gestures instruction.
12. methods as claimed in claim 8, is characterized in that, more comprise following steps:
Produce a three-dimension gesture instruction according to this X-axis mobile trend, this Y-axis mobile trend and this Z axis mobile trend.
13. methods as claimed in claim 8, is characterized in that, this Z axis mobile trend comprises a moving direction and a move angle.
14. methods as claimed in claim 8, is characterized in that, calculate the step of this Z axis mobile trend of this object, comprise following steps:
According to this work schedule, relatively corresponding those proximity data of those electrodes, a maximum induction flowmeter of being exported with those electrodes is calculated a Z axis space coordinate; And
Sequentially obtain this Z axis space coordinate, calculate this Z axis mobile trend.
15. methods as claimed in claim 8, is characterized in that, calculate this X-axis mobile trend of this object and the step of this Y-axis mobile trend, comprise following steps:
According to corresponding this coordinate of at least one this electrode of exporting a maximum induction amount in those electrodes, calculate this object a corresponding X-axis coordinate and Y-axis coordinate in this work schedule; And
According to the variation of this X-axis coordinate and this Y-axis coordinate, calculate this X-axis mobile trend and this Y-axis mobile trend.
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| CN201010220801.0A CN102314269B (en) | 2010-07-02 | 2010-07-02 | Touch panel proximity detection device and method |
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| CN103365405B (en) * | 2012-04-01 | 2016-12-14 | 联想(北京)有限公司 | A kind of input equipment and input method |
| US10088290B2 (en) | 2012-04-23 | 2018-10-02 | Mediatek Inc. | Apparatus and method for performing proximity detection according to capacitive sensing output and status output |
| CN103257714B (en) * | 2013-05-31 | 2014-03-26 | 深圳职业技术学院 | All-in-one machine supporting gesture recognition |
| CN103440049B (en) * | 2013-08-28 | 2017-05-31 | 深圳超多维光电子有限公司 | A kind of input unit and input method |
| CN104123095B (en) * | 2014-07-24 | 2018-03-30 | 广东欧珀移动通信有限公司 | A kind of suspension touch control method and device based on vector calculus |
| US10649488B2 (en) | 2014-08-20 | 2020-05-12 | Microchip Technology Germany Gmbh | Electrode arrangement for gesture detection and tracking |
| CN104391578B (en) * | 2014-12-05 | 2018-08-17 | 重庆蓝岸通讯技术有限公司 | A kind of real-time gesture control method of 3-dimensional image |
| CN104834377A (en) * | 2015-05-05 | 2015-08-12 | 成都上生活网络科技有限公司 | Audio control method based on 3D (3-Dimensional) gesture recognition |
| CN105718117B (en) * | 2016-04-21 | 2018-12-18 | 北京小米移动软件有限公司 | Control method and device, the electronic equipment of touch screen |
| TWI653568B (en) * | 2016-11-03 | 2019-03-11 | 禾瑞亞科技股份有限公司 | Touch processing device, method and electronic system |
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| JP5511682B2 (en) * | 2008-12-04 | 2014-06-04 | 三菱電機株式会社 | Display input device and navigation system |
| US8411045B2 (en) * | 2008-12-15 | 2013-04-02 | Sony Corporation | Touch sensitive displays with coplanar capacitive touch and proximity sensor pads and related touch panels |
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