CN205265652U - Capacitanc touch button system - Google Patents
Capacitanc touch button system Download PDFInfo
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- CN205265652U CN205265652U CN201520859448.9U CN201520859448U CN205265652U CN 205265652 U CN205265652 U CN 205265652U CN 201520859448 U CN201520859448 U CN 201520859448U CN 205265652 U CN205265652 U CN 205265652U
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Abstract
The utility model relates to an electron field, concretely relates to touch button. Capacitanc touch button system, including a touch panel system, the touch panel system is equipped with a touch induction circuit, and touch induction circuit connects a single chip microcomputer system, and touch induction circuit still connects two at least electrodes, two at least electrode package draw together first response electrode, second response electrode, leave the clearance between first response electrode and the second response electrode, and the clearance is between 1mm~5mm. The utility model discloses a signal of first response electrode, second response electrode carries out two kinds of measurings that detect states of measuring of self -capacitance charge transfer and the measuring of mutual capacitance charge transfer through single chip microcomputer system, when effectively reducing single measuring mode, owing to disturb the circumstances about touching of missing that leads to the fact.
Description
Technical field
The utility model relates to electronic applications, is specifically related to touch key-press.
Background technology
The touch key-press of existing market adopts the capacitive sensing touch controlled key of single detection conventionally, has and is subject toInterference cause false touch defect, be listed as insensitive for high-frequency noise in self-capacitance charge transfer type button,But easily because of low-frequency noise generation false triggering, mutual capacitance charge transfer type button, as easy as rolling off a log because electric conductivityThe surface attachment of liquid is easily judged by accident.
Utility model content
The purpose of this utility model is, a kind of capacitance type touch key system is provided, to solve above-mentioned skillArt problem.
The technical problem that the utility model solves can realize by the following technical solutions:
Capacitance type touch key system, is characterized in that: comprise a touch control system, described touch controlSystem processed is provided with a touch induction circuit, and described touch induction circuit connects a SCM system, described touchingTouch sensor circuit and also connect at least two electrodes;
Described at least two electrodes comprise the first induction electrode, the second induction electrode, described the first induced electricityBetween the utmost point and described the second induction electrode, leave gap, described gap is between 1mm～5mm.
The utility model enters by SCM system by the signal of the first induction electrode, the second induction electrodeRow self-capacitance electric charge shifts detection and mutual capacitance electric charge shifts the detection that detects two kinds of detected states, effectively subtractsWhen few single detecting pattern, because interference causes the situation of false touch.
Between described the first induction electrode and described touch induction circuit, also access the first electrostatic protection resistance;Between described the second induction electrode and described touch induction circuit, also access the second electrostatic protection resistance. Pass throughElectrostatic protection resistance, has effectively improved the security performance of equipment.
The resistance of described the first electrostatic protection resistance is 1～100k Ω, described the second electrostatic protection resistanceResistance is 1～100k Ω. The first electrostatic protection resistance and the second electrostatic protection resistance are too small, electrostatic protection effectFruit is not good, the excessive touch-control sensing that affects.
One in described at least two electrodes is provided with projection, and another is provided with depression, and described projection embedsIn described depression, the edge of described projection and the edge of described depression leave the gap of 1mm～5mm.Precision while improving detection by the projection of interlaced layout with depression.
As a kind of scheme, described the first induction electrode is arranged in described the second induction electrode inner side, described inThe second induction electrode surrounds described the first induction electrode.
As another kind of scheme, described the first induction electrode comprises two gables, described two threeAngled portion is up and down arranges, described the second induction electrode comprises another two gables, described another twoIndividual gable is left and right and arranges.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the utility model capacitance type touch key system.
Detailed description of the invention
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to brightWhite understanding, further sets forth the utility model below in conjunction with concrete diagram.
With reference to Fig. 1, capacitance type touch key system, comprises a touch control system 1, touch control system1 is provided with a touch induction circuit, and touch induction circuit connects a SCM system, and touch induction circuit also connectsBe connected to few two electrodes;
At least two electrodes comprise the first induction electrode 5, the second induction electrode 2, the first induction electrodes 5 withBetween the second induction electrode 2, leave gap, gap is between 1mm～5mm.
The utility model passes through SCM system by the signal of the first induction electrode 5, the second induction electrode 2Carry out the detection that self-capacitance electric charge shifts detection and two kinds of detected states of mutual capacitance electric charge transfer detection, effectivelyWhile reducing single detecting pattern, because interference causes the situation of false touch.
Between the first induction electrode 5 and touch induction circuit, also access the first electrostatic protection resistance 4; The second senseAnswer and between electrode 2 and touch induction circuit, also access the second electrostatic protection resistance 3. By electrostatic protection resistance,Effectively improve the security performance of equipment.
The resistance of the first electrostatic protection resistance 4 is 1～100k Ω, the resistance of the second electrostatic protection resistance 3Be 1～100k Ω. The first electrostatic protection resistance 4 and the second electrostatic protection resistance 3 are too small, electrostatic protection effectFruit is not good, the excessive touch-control sensing that affects.
One at least two electrodes is provided with projection, and another is provided with depression, and projection is embedded in depression,The edge of projection and the edge of depression leave the gap of 1mm～5mm. By the projection of interlaced layoutPrecision while improving detection with depression.
As a kind of scheme, the first induction electrode 5 is arranged in the second induction electrode 2 inner sides, the second inductionElectrode 2 surrounds the first induction electrode 5.
As another kind of scheme, the first induction electrode 5 comprises two gables, two triangular portionDivide to be up and down and arrange, the second induction electrode 2 comprises another two gables, another two gablesBeing left and right arranges.
More than show and described general principle of the present utility model and principal character and of the present utility model excellentPoint. The technical staff of the industry should understand, and the utility model is not restricted to the described embodiments, above-mentionedThat in embodiment and description, describes just illustrates principle of the present utility model, is not departing from the utility modelUnder the prerequisite of spirit and scope, the utility model also has various changes and modifications, these changes and improvementsAll fall within the scope of claimed the utility model. The claimed scope of the utility model is by appended powerProfit claim and equivalent thereof define.
Claims (6)
1. capacitance type touch key system, is characterized in that: comprise a touch control system, described touch control system is provided with a touch induction circuit, and described touch induction circuit connects a SCM system, and described touch induction circuit also connects at least two electrodes;
Described at least two electrodes comprise the first induction electrode, the second induction electrode, between described the first induction electrode and described the second induction electrode, leave gap, and described gap is between 1mm～5mm.
2. capacitance type touch key system according to claim 1, is characterized in that: between described the first induction electrode and described touch induction circuit, also access the first electrostatic protection resistance; Between described the second induction electrode and described touch induction circuit, also access the second electrostatic protection resistance.
3. capacitance type touch key system according to claim 2, is characterized in that: the resistance of described the first electrostatic protection resistance is 1～100k Ω, and the resistance of described the second electrostatic protection resistance is 1～100k Ω.
4. capacitance type touch key system according to claim 1, it is characterized in that: one in described at least two electrodes is provided with projection, another is provided with depression, and described projection is embedded in described depression, and the edge of described projection and the edge of described depression leave the gap of 1mm～5mm.
5. capacitance type touch key system according to claim 1, is characterized in that: described the first induction electrode is arranged in described the second induction electrode inner side, and described the second induction electrode surrounds described the first induction electrode.
6. capacitance type touch key system according to claim 1, it is characterized in that: described the first induction electrode comprises two gables, described two gables are up and down to be arranged, described the second induction electrode comprises another two gables, and described another two gables are left and right and arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520859448.9U CN205265652U (en) | 2015-10-30 | 2015-10-30 | Capacitanc touch button system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520859448.9U CN205265652U (en) | 2015-10-30 | 2015-10-30 | Capacitanc touch button system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205265652U true CN205265652U (en) | 2016-05-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520859448.9U Expired - Fee Related CN205265652U (en) | 2015-10-30 | 2015-10-30 | Capacitanc touch button system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205265652U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106559065A (en) * | 2015-11-13 | 2017-04-05 | 上海宏昊企业发展有限公司 | Self-capacitance mutual capacitance integral type touch key-press |
-
2015
- 2015-10-30 CN CN201520859448.9U patent/CN205265652U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106559065A (en) * | 2015-11-13 | 2017-04-05 | 上海宏昊企业发展有限公司 | Self-capacitance mutual capacitance integral type touch key-press |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180323 Address after: No. 79, No. 79, Hai Tuo Road, Shanghai, Shanghai Patentee after: SHANGHAI HONGGU NETWORK TECHNOLOGY Co.,Ltd. Address before: 201418 Fengxian District Sea Road, Shanghai, No. 79 Patentee before: Shanghai Honghao Enterprise Development Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 3 Blocks No. 79 Haituo Road, Fengxian District, Shanghai, 201418 Patentee after: Shanghai Honggu Technology Co.,Ltd. Address before: 3 Blocks No. 79 Haituo Road, Fengxian District, Shanghai, 201418 Patentee before: SHANGHAI HONGGU NETWORK TECHNOLOGY Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190729 Address after: 314408 Second Floor, No. 109 East Road, Huanzhen Town, Chang'an Town, Haining City, Jiaxing City, Zhejiang Province Patentee after: Haining Zhongjiang Intelligent Technology Co.,Ltd. Address before: 3 Blocks No. 79 Haituo Road, Fengxian District, Shanghai, 201418 Patentee before: Shanghai Honggu Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160525 Termination date: 20201030 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |