CN105007070A - Key structure, terminal equipment and method for determining sliding action signal - Google Patents
Key structure, terminal equipment and method for determining sliding action signal Download PDFInfo
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- CN105007070A CN105007070A CN201510404707.3A CN201510404707A CN105007070A CN 105007070 A CN105007070 A CN 105007070A CN 201510404707 A CN201510404707 A CN 201510404707A CN 105007070 A CN105007070 A CN 105007070A
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Abstract
The invention discloses a key structure, terminal equipment and a method for determining a sliding action signal, relating to the technical field of signal processing and aiming at reducing structural complexity. The key structure comprises a key array and a capacitance signal processing unit, wherein the key array comprises more than two keys; the capacitance signal processing unit is connected to the key array and is arranged on a substrate; when the key array slides, the capacitance signal processing unit determines the sliding action signal according to the capacitive change of the sliding key of the key array. The key structure, the terminal equipment and the method for determining the sliding action signal are mainly used in devices, such as gamepads and virtual headset devices.
Description
Technical field
The present invention relates to signal processing technology field, particularly a kind of press-key structure, terminal equipment and determine the method for sliding action signal.
Background technology
Along with increasing of user's request, the function of game paddle is also more and more abundanter, and particularly the demand of application to sliding function compatible on game paddle of virtual reality technology is also more and more stronger.Sliding technology on current game paddle mostly is and utilizes roller or touch screen technology.But no matter be use roller or use touch screen technology, its structure is all very complicated.
Summary of the invention
In view of this, main purpose of the present invention there are provided a kind of press-key structure, terminal equipment, to reduce the complexity of structure.
For achieving the above object, technical scheme of the present invention is achieved in that
On the one hand, embodiments provide a kind of press-key structure, comprising:
Push-button array, described push-button array comprises plural button;
Capacitance signal processing unit, is connected with described push-button array, is arranged on substrate;
When described push-button array is slided, described capacitance signal processing unit is determined sliding action signal according to described push-button array by the change of the electric capacity of button slided.
Wherein, described capacitance signal processing unit comprises: capacitive sensing unit and the signal processing unit be connected with described capacitive sensing unit; Described push-button array is connected with described capacitive sensing unit;
Wherein, the induction of described capacitive sensing unit is described by the change of the electric capacity of button of sliding, and generates the signal value output of numeral, and described signal value output is sent to described signal processing unit according to the change of described electric capacity;
Described signal processing unit is according to described signal value output determination sliding action signal.
Wherein, described signal processing unit comprises: microprocessor and memory; Wherein, described microprocessor, after receiving described signal value output, utilizes the prestored information determination sliding action signal of described memory;
Or described signal processing unit comprises microprocessor; Described microprocessor is direct according to described signal value output determination sliding action signal after receiving described signal value output.
Wherein, described push-button array comprises function button toggle area;
When described capacitance signal processing unit sense described function button toggle area be pressed exceed Preset Time time, trigger corresponding keypress function.
Wherein, described push-button array is arranged in Flexible Printed Circuit;
Or described substrate comprises printed substrate, described push-button array is arranged on described printed substrate.
Wherein, the shape of described button comprises rectangle, wedge shape, and described capacitive sensing unit comprises capacitive sensing chip.
Compared with prior art, the invention has the beneficial effects as follows:
As seen from the above, in embodiments of the present invention, utilize capacitance signal processing unit can determine corresponding hand signal by the change of button electric capacity in push-button array, therefore, compared with prior art, the structure of the press-key structure of the embodiment of the present invention is simple.
Second aspect, embodiments provides a kind of terminal equipment, comprises aforesaid press-key structure.
Compared with prior art, the invention has the beneficial effects as follows: the press-key structure comprised due to terminal equipment is simple, therefore, also makes the structure of this terminal equipment simple accordingly.
In view of this, main purpose of the present invention there are provided a kind of method determining sliding action signal, to improve the convenience determining sliding action signal.
The third aspect, embodiments provides a kind of method utilizing aforementioned keys structure determination sliding action signal, comprising:
When the push-button array of press-key structure is slided, the capacitance signal processing unit of described press-key structure respond to described push-button array by the change of the electric capacity of button of sliding;
Described capacitance signal processing unit determines sliding action signal according to the change of the electric capacity of the button of described push-button array.
Wherein, when described capacitance signal processing unit comprise capacitive sensing unit and be connected with described capacitive sensing unit signal processing unit time, by the change of the electric capacity of button slided, described capacitance signal processing unit is determined that sliding action signal comprises according to described push-button array:
The induction of described capacitive sensing unit is described by the change of the electric capacity of button of sliding, and generates the signal value output of numeral, and described signal value output is sent to described signal processing unit according to the change of described electric capacity;
Described signal processing unit is according to described signal value output determination sliding action signal.
Wherein, when described signal processing unit comprises microprocessor and memory, described signal processing unit comprises according to described signal value output determination sliding action signal: described microprocessor, after receiving described signal value output, utilizes the prestored information determination sliding action signal in described memory;
When described signal processing unit comprises microprocessor, described signal processing unit comprises according to described signal value output determination sliding action signal: described microprocessor is direct according to described signal value output determination sliding action signal after receiving described signal value output.
Compared with prior art, the invention has the beneficial effects as follows: because the change of button electric capacity can determine corresponding hand signal in utilizing capacitance signal processing unit by push-button array in this press-key structure, therefore the structure of this press-key structure is simple, therefore, utilize also realizing than being easier to of the method determination sliding action signal, operation is convenient.
Accompanying drawing explanation
Fig. 1 is the first schematic diagram of the press-key structure of the embodiment of the present invention;
Fig. 2 is the second schematic diagram of the press-key structure of the embodiment of the present invention;
Fig. 3 is the 3rd schematic diagram of the press-key structure of the embodiment of the present invention;
Fig. 4 is the 4th schematic diagram of the press-key structure of the embodiment of the present invention;
Fig. 5 is the flow chart of the method for the determination sliding action signal of the embodiment of the present invention.
Embodiment
Major technique design of the present invention is: when user slides on press-key structure, determine the sliding action signal of user according to the change of button electric capacity in press-key structure.
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with accompanying drawing, embodiment of the present invention is described further in detail.
As shown in Figure 1, the press-key structure of the embodiment of the present invention comprises: push-button array 11, and described push-button array comprises plural button 11a, 11b The capacitance signal processing unit 12 be connected with described push-button array 11, described capacitance signal processing unit is arranged on substrate (not shown).When described push-button array is slided, described capacitance signal processing unit 12 is determined sliding action signal according to described push-button array by the change of the electric capacity of button slided.
Because the present invention determines sliding action signal based on the change of the electric capacity of different key, therefore comprise plural button at this push-button array.Wherein the quantity of button is depending on environment for use and chip port quantity.Electric capacity Key pad port number as fruit chip has 6, and 6 buttons so just can be used to form push-button array.
In embodiments of the present invention, capacitance signal processing unit 12 can comprise different compositions.
The first composition: as shown in Figure 2, capacitance signal processing unit 12 comprises: capacitive sensing unit 121, the signal processing unit 122 be connected with described capacitive sensing unit 121.Described push-button array 11 is connected with described capacitive sensing unit 121.
Now, when described push-button array is slided, described capacitive sensing unit 121 responds to the change of the electric capacity of described button, generates the signal value output of numeral, and described signal value output is sent to signal processing unit 122 according to the change of described electric capacity.Described signal processing unit 122 according to described signal value output determination sliding action signal, such as, slides left or slides to the right.
The second forms: as shown in Figure 3, capacitance signal processing unit 12 comprises: capacitive sensing unit 121, the microprocessor 123 be connected with described capacitive sensing unit 121, the memory 124 be connected with described microprocessor 123.Described push-button array 11 is connected with described capacitive sensing unit 121.Wherein, microprocessor 123 and memory 124 constitute signal processing unit.Wherein, described memory for storing prestored information, such as, stores the program etc. for determining sliding action signal.
Now, when described push-button array is slided, described capacitive sensing unit 121 responds to the change of the electric capacity of described button, generates the signal value output of numeral, and described signal value output is sent to microprocessor 123 according to the change of described electric capacity.Described microprocessor 123, after receiving described signal value output, according to the program determination sliding action signal stored in described memory 124, such as, slides left or slides to the right.
The third composition: as shown in Figure 4, capacitance signal processing unit 12 comprises: capacitive sensing unit 121, the microprocessor 126 be connected with described capacitive sensing unit 121.Described push-button array 11 is connected with described capacitive sensing unit 121.Wherein, microprocessor 126 constitutes signal processing unit.In the case, microprocessor 126 itself has memory function.
Now, when described push-button array is slided, described capacitive sensing unit 121 responds to the change of the electric capacity of described button, generates the signal value output of numeral, and described signal value output is sent to microprocessor 125 according to the change of described electric capacity.Described microprocessor, after receiving described signal value output, according to the program determination sliding action signal that described microprocessor self stores, such as, slides left or slides to the right.
In a particular application, described capacitive sensing unit comprises capacitive sensing chip.Wherein, described substrate comprises printed substrate (PCB, Printed circuit board).If press-key structure space is sufficient, described push-button array can be arranged on this printed substrate.Or in order to make press-key structure more flexible, compact, push-button array can be arranged in Flexible Printed Circuit on (FPC, Flexible Printed Circuit).In addition, also do not limit the shape of button in embodiments of the present invention, button can rectangle (as shown in Figure 1 or 2), the arbitrary shapes such as wedge shape (as shown in Figure 3 or Figure 4).
In addition, conveniently operate, push-button array arranges function button toggle area.When described function button toggle area be pressed exceed Preset Time time, described capacitance signal processing unit triggers corresponding keypress function.For the capacitance signal processing unit of above-mentioned three kinds of compositions, in a particular application, capacitive sensing unit senses that described function button toggle area is pressed when exceeding Preset Time, send triggering signal to microprocessor, described microprocessor calls program that is that store in memory or that self store and triggers corresponding keypress function.
Such as, the region of the high order end 5mm width of push-button array is defined as Menu key, if this region is pressed more than more than 1s, namely thinks that Menu key is pressed, therefore trigger the function of Menu key.
As seen from the above, in embodiments of the present invention, utilize capacitance signal processing unit can determine corresponding hand signal by the change of button electric capacity in push-button array, therefore, compared with prior art, the press-key structure of the embodiment of the present invention is simple, cost is low, highly sensitive, and reliability is high, low in energy consumption, easily assemble.
Embodiments provide a kind of terminal equipment, comprise aforesaid press-key structure.Wherein this terminal equipment can be game paddle, virtual helmet etc.The press-key structure comprised due to terminal equipment is simple, therefore, also makes the structure of this terminal equipment simple accordingly.
As shown in Figure 5, the method for the determination sliding action signal of the embodiment of the present invention, comprising:
Step 31, when the push-button array of press-key structure is slided, the capacitance signal processing unit of described press-key structure responds to the change of the electric capacity of the button of described push-button array.
Step 32, described capacitance signal processing unit are determined sliding action signal according to described push-button array by the change of the electric capacity of button slided.
As previously mentioned, described capacitance signal processing unit can comprise different compositions.When described capacitance signal processing unit comprise capacitive sensing unit and be connected with described capacitive sensing unit signal processing unit time, this step is specially: described capacitive sensing unit responds to the change of the electric capacity of described button, the signal value output of numeral is generated according to the change of described electric capacity, and described signal value output is sent to signal processing unit, described signal processing unit is according to described signal value output determination sliding action signal.
Concrete, when described signal processing unit comprises microprocessor and memory, described signal processing unit comprises according to described signal value output determination sliding action signal: described microprocessor after receiving described signal value output, according to the program determination sliding action signal stored in described memory.When described signal processing unit comprises microprocessor, described signal processing unit comprises according to described signal value output determination sliding action signal: described microprocessor after receiving described signal value output, according to described microprocessor self store program determination sliding action signal.
In addition, in the present invention, because push-button array comprises function button toggle area.Therefore, the method also comprises, when capacitance signal processing unit sense described function button toggle area be pressed exceed Preset Time time, trigger corresponding keypress function.For the capacitance signal processing unit of above-mentioned three kinds of compositions, in a particular application, capacitive sensing unit senses that described function button toggle area is pressed when exceeding Preset Time, send triggering signal to microprocessor, described microprocessor calls program that is that store in memory or that self store and triggers corresponding keypress function.
Such as, the region of the high order end 5mm width of push-button array is defined as Menu key, if this region is pressed more than more than 1s, namely thinks that Menu key is pressed, therefore trigger the function of Menu key.
Because the structure of this press-key structure is simple, therefore, utilize also realizing than being easier to of the method determination sliding action signal, operation is convenient, and practicality is high.
The foregoing is only preferred embodiment of the present invention, be not intended to limit protection scope of the present invention.All any amendments done within the spirit and principles in the present invention, equivalent replacement, improvement etc., be all included in protection scope of the present invention.
Claims (10)
1. a press-key structure, is characterized in that, comprising:
Push-button array, described push-button array comprises plural button;
Capacitance signal processing unit, is connected with described push-button array, is arranged on substrate;
When described push-button array is slided, described capacitance signal processing unit is determined sliding action signal according to described push-button array by the change of the electric capacity of button slided.
2. press-key structure according to claim 1, is characterized in that, described capacitance signal processing unit comprises: capacitive sensing unit and the signal processing unit be connected with described capacitive sensing unit; Described push-button array is connected with described capacitive sensing unit;
Wherein, the induction of described capacitive sensing unit is described by the change of the electric capacity of button of sliding, and generates the signal value output of numeral, and described signal value output is sent to described signal processing unit according to the change of described electric capacity;
Described signal processing unit is according to described signal value output determination sliding action signal.
3. press-key structure according to claim 2, is characterized in that,
Described signal processing unit comprises: microprocessor and memory; Wherein, described microprocessor, after receiving described signal value output, utilizes the prestored information determination sliding action signal of described memory;
Or described signal processing unit comprises microprocessor; Described microprocessor is direct according to described signal value output determination sliding action signal after receiving described signal value output.
4., according to the arbitrary described press-key structure of claim 1-3, it is characterized in that, described push-button array comprises function button toggle area;
When described capacitance signal processing unit sense described function button toggle area be pressed exceed Preset Time time, trigger corresponding keypress function.
5., according to the arbitrary described press-key structure of claim 1-3, it is characterized in that, described push-button array is arranged in Flexible Printed Circuit;
Or described substrate comprises printed substrate, described push-button array is arranged on described printed substrate.
6. the press-key structure according to Claims 2 or 3, is characterized in that, the shape of described button comprises rectangle, wedge shape, and described capacitive sensing unit comprises capacitive sensing chip.
7. a terminal equipment, is characterized in that, described terminal equipment comprises the arbitrary described press-key structure of claim 1-6.
8. utilize a method for the arbitrary described press-key structure determination sliding action signal of claim 1-6, it is characterized in that, comprising:
When the push-button array of press-key structure is slided, the capacitance signal processing unit of described press-key structure respond to described push-button array by the change of the electric capacity of button of sliding;
Described capacitance signal processing unit determines sliding action signal according to the change of the electric capacity of the button of described push-button array.
9. method according to claim 8, it is characterized in that, when described capacitance signal processing unit comprise capacitive sensing unit and be connected with described capacitive sensing unit signal processing unit time, by the change of the electric capacity of button slided, described capacitance signal processing unit is determined that sliding action signal comprises according to described push-button array:
The induction of described capacitive sensing unit is described by the change of the electric capacity of button of sliding, and generates the signal value output of numeral, and described signal value output is sent to described signal processing unit according to the change of described electric capacity;
Described signal processing unit is according to described signal value output determination sliding action signal.
10. method according to claim 9, is characterized in that,
When described signal processing unit comprises microprocessor and memory, described signal processing unit comprises according to described signal value output determination sliding action signal: described microprocessor, after receiving described signal value output, utilizes the prestored information determination sliding action signal in described memory;
When described signal processing unit comprises microprocessor, described signal processing unit comprises according to described signal value output determination sliding action signal: described microprocessor is direct according to described signal value output determination sliding action signal after receiving described signal value output.
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| CN201510404707.3A CN105007070A (en) | 2015-07-10 | 2015-07-10 | Key structure, terminal equipment and method for determining sliding action signal |
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| CN201510404707.3A CN105007070A (en) | 2015-07-10 | 2015-07-10 | Key structure, terminal equipment and method for determining sliding action signal |
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Application publication date: 20151028 |