CN208622075U - Touch panel anti-error-touch device - Google Patents
Touch panel anti-error-touch device Download PDFInfo
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- CN208622075U CN208622075U CN201821079240.5U CN201821079240U CN208622075U CN 208622075 U CN208622075 U CN 208622075U CN 201821079240 U CN201821079240 U CN 201821079240U CN 208622075 U CN208622075 U CN 208622075U
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- touch panel
- touch
- error
- touching
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Abstract
The utility model provides a kind of touch panel anti-error-touch device, and the touch panel anti-error-touch device includes touch panel, touching detection sensor, memory and processing chip；The touch panel is used to generate elastic wave signal according to touching；The touching detection sensor is used to acquire the elastic wave signal and the elastic wave signal that will be received is converted into voltage signal；The memory is for storing preset voltage signal threshold value；The processing chip is connected with the touching detection sensor, for the voltage signal compared with the preset voltage signal threshold value, to be obtained touching testing result according to comparison result.
Description
Technical field
The utility model relates to smart machine interaction field, espespecially a kind of touch panel anti-error-touch devices.
Background technique
With the development of electronic technology, touch panel has become common electronic equipment input device in for people's lives,
Ultra-thin, portable advantage likes its depth by the majority of consumers；User can be simple by the equipment and be conveniently accomplished daily do
Public or amusement and recreation.
These touch panels can be widely applied to PAD, mobile phone, on computer, can be used for the keyboard of laptop
The function of being similar to mouse is provided below area.It is carried to be lighter convenient for user, it is touched in the upper main selection of control thus
The modes such as screen are as main control means, wherein those touch panels mainly pass through the inductance elements such as capacitance plate acquisition user
The data such as voltage difference when use judge the practical touch point of user, determine that the input of user is believed further according to those touch points
Breath, by being distributed with multiple virtual keys, for user by a control piece (such as finger) to those touch screens touched by.So
And the foundation of the acquired sampling point of those touch screens is the change of capacitor or resistance, level, when such as user by palm or long finger
Between when being placed in the touch screen, then can cause identification mistake or unrecognized problem to subsequent button operation, lead to simultaneously
Common family when to operate conveniently or reduce fatigue problem when input operation, often has finger when lasting importation instructs
Or palm is placed in the habit of touch screen；Therefore, existing touch screen causes to bring to user's practical operation poor because of above-mentioned reason
Usage experience.
Meanwhile existing notebook, mobile phone or other intelligent electronic devices are to improve its service life, aesthetic measure and body
Product space increasingly develops to integrated structure design；Because of touch panel and other non-tactile faces in integrated structure design
Plate is in same plane or antarafacial structure, cause user in operation part it is unconscious operation also by touch panel institute
Acquisition makes the instruction of the electronic equipment output error using touch panel, substantially reduces the usage experience of user.
For this purpose, the operational order of user can be accurately identified by how providing one kind, and it can be reduced the transformation to existing equipment
Cost becomes a big problem of urgent need to resolve in the industry.
Utility model content
The utility model aim is to provide a kind of simple and effective and existing touch screen identification is helped more accurately to touch
Panel anti-error-touch device.
In order to achieve the above object, touch panel anti-error-touch device provided by the utility model, specifically comprising touch panel, touching
Touch detection sensor, memory and processing chip；The touch panel is used to generate elastic wave signal according to touching；The touching
Detection sensor is for acquiring the elastic wave signal and converting voltage signal for the elastic wave signal received；It is described
Memory is for storing preset voltage signal threshold value；The processing chip is connected with the touching detection sensor, is used for institute
Voltage signal is stated compared with the preset voltage signal threshold value, touching testing result is obtained according to comparison result.
In above-mentioned touch panel anti-error-touch device, it is preferred that the touching detection sensor includes one or more pressures
Electric transducer, the piezoelectric transducer are piezoceramic transducer, piezoelectric film sensor, piezoeletric quartz sensor or other
Sensor with piezoelectric effect.
In above-mentioned touch panel anti-error-touch device, it is preferred that the touch panel anti-error-touch device also includes circuit board,
The circuit board is connected with the touching detection sensor and the processing chip respectively, pre- for carrying out to the voltage signal
Processing, and the pretreated voltage signal is exported to the processing chip.
In above-mentioned touch panel anti-error-touch device, it is preferred that the circuit board includes that charge turns potential circuit, filtered electrical
Road, amplifying circuit one or more circuits combination.
In above-mentioned touch panel anti-error-touch device, it is preferred that two electrodes of the touching detection sensor pass through weldering
It connects and is connected with the circuit board, the circuit board connects with the touch panel.
In above-mentioned touch panel anti-error-touch device, it is preferred that relative to being welded with touching inspection on the circuit board
The other side for surveying sensor spreads copper.
In above-mentioned touch panel anti-error-touch device, it is preferred that the touch panel anti-error-touch device also includes AD sampling
Circuit, the AD sample circuit are connected with the circuit board and the processing chip respectively, for the pretreated institute
It states after voltage signal carries out conversion process and exports to the processing chip.
In above-mentioned touch panel anti-error-touch device, it is preferred that the touch panel includes touch screen and non-touch screen；Its
Described in non-touch screen include glass plate, plank, metal plate.
In above-mentioned touch panel anti-error-touch device, it is preferred that the touch panel anti-error-touch device includes also comprising outer
Shell, the shell and the touch panel constitute closing shell, for protecting the touch panel anti-error-touch device.
In above-mentioned touch panel anti-error-touch device, it is preferred that the shell is non-solid with the touching detection sensor
Determine face with empty avoiding distance, the empty avoiding distance be greater than the circuit board preboarding displacement from.
The touch action that user can be accurately identified by touch panel anti-error-touch device provided by the utility model, prevents
Situations such as accidentally touching caused maloperation occurs, and greatly improves the operating experience of user；Meanwhile the touch panel false-touch prevention
Apparatus structure is simply more suitable for promoting the use of.
Detailed description of the invention
Attached drawing described herein is used to provide a further understanding of the present invention, and is constituted part of this application,
The restriction to the utility model is not constituted.In the accompanying drawings:
Figure 1A to Fig. 1 C is the structural schematic diagram of touch panel anti-error-touch device provided by the utility model；
Fig. 2 is the scheme of installation of touch panel anti-error-touch device provided by an embodiment of the present invention；
Fig. 3 is the scheme of installation of touch panel anti-error-touch device provided by an embodiment of the present invention；
Fig. 4 is the scheme of installation of touch panel anti-error-touch device provided by an embodiment of the present invention.
Specific embodiment
For the objectives, technical solutions, and advantages of the embodiments of the present invention are more clearly understood, below with reference to embodiment
And attached drawing, the utility model is described in further details.Here, the illustrative embodiments and their description of the utility model are used for
It explains the utility model, but is not intended to limit the scope of the present invention.
In the description of this specification, reference term " embodiment ", " specific embodiment ", " such as " etc. description meaning
Refer to that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained at least one reality of the application
It applies in example or example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or show
Example.Moreover, particular features, structures, materials, or characteristics described can be in any one or more of the embodiments or examples
It can be combined in any suitable manner.The step of involved in each embodiment, sequentially is used to schematically illustrate the implementation of the application, step therein
Suddenly it is sequentially not construed as limiting, can appropriately adjust as needed.
It please refers to shown in Figure 1A to Fig. 1 C, touch panel anti-error-touch device provided by the utility model, it is specific to include touching
Touch panel 101, touching detection sensor 102, memory 104 and processing chip 103；The touch panel 101 is used for according to touching
It touches and generates elastic wave signal；The touching detection sensor 102 is for acquiring the elastic wave signal and described in receiving
Elastic wave signal is converted into voltage signal；The memory 104 is for storing preset voltage signal threshold value；The processing chip
103 are connected with the touching detection sensor 102, for by the voltage signal compared with the preset voltage signal threshold value,
Touching testing result is obtained according to comparison result.For convenient for protection touching detection sensor 102, memory 104 and processing chip
103 equal circuits and component, touch panel anti-error-touch device provided by the utility model also may include structure stand 105, institute
Structure stand 105 is stated for providing the placement space of foregoing circuit and component, can be metal or other hard materials, this reality
With it is novel herein and with no restrictions；In this embodiment, the touch panel 101 can be that glass, plank, metal plate etc. can bases
Touching generates the hard material of elastic wave signal, can also be the common touch with display function such as existing capacitance plate, touch screens
Screen, relevant technical staff in the field can select appropriate material to use according to actual needs, and the utility model is not done excessively herein
Limitation；The touching detection sensor 102 may include one or more piezoelectric transducers, and the piezoelectric transducer can make pottery for piezoelectricity
Porcelain sensor, piezoelectric film sensor, piezoeletric quartz sensor or other sensors with piezoelectric effect, with this by user
Elastic wave signal caused by practical touch substrate is converted into voltage signal, thereafter further according to the voltage signal and preset voltage
Signal threshold value compares, and judges whether the touching is specified touching object, such as finger or stylus etc., judges that the touching is with this
The no true intention for user touches testing result；Certainly, in the process, the defeated of user is obtained according to the voltage signal
The mode for entering instruction also may include existing a variety of validation testings, such as can be according to touch area pre-set on substrate and electricity
Press signal that the corresponding relationship of position, the target instruction target word inputted required for confirmation user occurs；The dynamics of user's touching can also be used
Or the target instruction target word inputted required for time confirmation user, relevant technical staff in the field can select that it is arranged according to actual needs
In one or more combinations, the utility model do not do excessive limitation herein.
In the above-described embodiments, the memory 104 can also store preset dynamics threshold value, and described processing chip 103
According to it is described touching detection sensor 102 export voltage signal calculate obtain touching generate pressure value, by the pressure value with
The dynamics threshold value comparison can be obtained whether the touching on touch panel is effectively to input.Certainly, in real work, because each
The structure of electronic equipment and the difference of element, the computing capability of the processing chip is there is also difference, this field correlation skill thus
Art personnel can select suitable threshold value to be stored in the memory according to actual needs, and the utility model is herein and with no restrictions.
In the above-described embodiments, the processing chip 103 can be integrated in the electricity using above-mentioned touch panel anti-error-touch device
It in the processing chip of sub- equipment, can also be separately provided, the utility model is to this and with no restrictions；Touching provided by the utility model
The difference of generated elastic wave signal, can directly know when touching panel anti-error-touch device based on different objects touching touch panel
Whether user is specified touching object when touching touch screen, such as in actual use, acquires finger and/or stylus in advance
Etc. the elastic wave signal that is generated when touching touch panel of equipment, and specifying those signals is specified signal；Thereafter it is grasped in user
When making touch panel, it is only necessary to which the elastic wave signal for generating touching is compared with above-mentioned specified signal；As wave character is consistent
Judge that user is to should be useful signal at this time carrying out operating touch panel with specified object, then it can be according to the useful signal
Control touch panel generates corresponding control signal and is fed back；Such as collect the elastic wave signal and specified letter on touch panel
Number it is not inconsistent；It then represents and touches the object of touch panel this moment as non-default object, control touch panel and the touch is not given instead
Mistake touching operation is abandoned in feedback；With this, user, can be by the touch when misplacing palm or other objects with touch panel
Panel anti-error-touch device identified, at this time corresponding electronic equipment can according to touch panel anti-error-touch device whether output signal come
Judge whether user is that true operation is intended to.
It is worth noting that when the touch panel is non-touch screen, in the above-described embodiments, the piezoelectric transducer
Quantity can select to be arranged according to the actual situation, such as when needing to position using the piezoelectric transducer, can be in the touch surface
A piezoelectric transducer is respectively set in multiple pre-positions on plate；When needing to control cost, then can be arranged on the substrate
At least three piezoelectric transducers, the elastic wave signal received according to each piezoelectric transducer obtain elastic wave signal generate position and
Thus dynamics judges user's practical touch purpose；Certainly, examples detailed above is only optional embodiment, when specifically used, ability
Domain related technical personnel can select to use according to actual needs, and the utility model does not further limit it herein.
To improve the efficiency and accuracy that processing chip 103 compares, in an embodiment of the utility model, the touch surface
Plate anti-error-touch device also may include circuit board, the circuit board respectively with the touching detection sensor and the processing chip phase
Even, it exports for being pre-processed to the voltage signal, and by the pretreated voltage signal to the processing chip；
The circuit board include charge turn potential circuit, filter circuit, amplifying circuit one or more circuits combination；This field phase
Close technical staff when it is found that the circuit board can be common pretreatment circuit set, can be according to actual needs by one of them
Or it is multiple be applied in combination, the utility model is to improve in this purpose the feature of the voltage signal, helps subsequent processing chip
More accurate identifies whether that, to specify signal, the utility model does not further limit it.
Mainly pass through the confirmation triggering of elastic wave signal in view of touch panel anti-error-touch device provided by the utility model
Object, for this purpose, can accurately and effectively to identify the touch event on touch panel convenient for the touching detection sensor,
In an embodiment of the present invention, two electrodes of the touching detection sensor can be connected by welding with the circuit board,
The circuit board connects with the touch panel.Meanwhile relative to being welded with the touching detection sensor on the circuit board
The other side spread copper, with improve in real work touch detection sensor detection efficiency.Further, it please refers to shown in Fig. 2,
Above-mentioned welding manner utilizes pad solder, and the touching detection sensor 202 and the electricity can be specifically divided by pad 201
On the plate of road, for detection sensor 202 will to be touched by being fixedly welded on the circuit board.As shown in Fig. 2, on the pad
It is also provided with isolated area 203, the isolated area 203 is used to provide the channel isolation between pad.The isolation zone position can be set
It is placed between two soldering opening of pad, is mainly used for preventing two pads of touching 202 two sides of detection sensor from connecting, cause
The problem of short circuit, position can select to be arranged according to actual needs, and the utility model is herein and without limitation.Certain touching
Detection sensor can also be connected with the circuit board by direct or indirect mode, and specific connection type will be in following embodiment
Middle explanation be not just described in detail herein.
Please referred to shown in Fig. 3 again, in an embodiment of the utility model, 301 side of circuit board by ITO technology or
Brush silver paste line technology (the touching detection sensor is connected with golden finger 304 by ITO conducting wire or silver paste line 302) is arranged
The pad 303 is pad spare interface, and the circuit board 301 passes through ultrasonic bonding pad with the touching detection sensor
Or reflow soldering pad is connected.In this embodiment, mainly by the touching detection sensor in above-mentioned Fig. 2 pad and institute
The pad spare interface stated on circuit board is directly weldingly connected, and touching detection sensor is fixed on the circuit board with this
On, convenient for can effectively collect the elastic wave signal for touching generation on touch panel when follow-up work.Wherein, by the touching
When touching detection sensor and being fixed on the circuit board, flexible circuit board can also be used, the touching detection sensor is fixed on institute
Flexible circuit board side is stated, the flexible circuit board other side is attached on the circuit board.With this, made by flexible circuit board
For fixed connection structure, the touching detection sensor is set on the circuit board；Wherein the touching is detected and is sensed
The method that the method that device is fixed on the side of the flexible circuit board is fixed on circuit boards also described above is similar, mainly in institute
It states and is respectively arranged with pad in flexible circuit board and the touching detection sensor, the flexible circuit board and the touching detect
Sensor is connected by ultrasonic bonding pad or reflow soldering pad, is turned by those touching detection sensor acquisitions thereafter
The unified output of the voltage data changed transfers to processing chip to carry out processing analysis into golden finger, by golden finger；Specific welding manner
It can refer to above description, the utility model is just no longer described in detail herein.
In an embodiment of the utility model, the touch panel anti-error-touch device also may include AD sample circuit, described
AD sample circuit is connected with the circuit board and the processing chip respectively, for the pretreated voltage signal
It exports after carrying out conversion process to the processing chip.Wherein, the AD sample circuit can be common D/A converting circuit, this
Utility model is just no longer described in detail herein.
It please refers to shown in Fig. 4, in an embodiment of the utility model, the touch panel anti-error-touch device includes also to include
Shell 403, the shell 403 constitutes closing shell with the touch panel 401, for protecting the touch panel false-touch prevention to fill
It sets.With this, the touch panel anti-error-touch device is can effectively protect by the shell 403 and is filled using the touch panel false-touch prevention
The electronic equipment set, carries and is used convenient for user, which can select appropriate material according to actual needs, such as
Plastics, metal etc., the utility model do not do excessive limitation herein.In this embodiment, it is sensed to prevent the touching from detecting
Device receives invalid signals, and the shell 403 and the on-fixed face of the touching detection sensor 402 have empty avoiding distance, institute
State empty avoiding distance be greater than the circuit board preboarding displacement from.
It is worth noting that, Yong Hu different in view of touch panel shape used by current electronic device and its structure
Touching when use except operating area specified on touch panel may also can interfere the touching detection sensor,
Situation is touched to reduce the mistake of the touch panel thus, the utility model further can also be specified in being arranged on the touch panel
Region specifies area epitaxy that soft material is arranged or receives the structure material of elastic wave signal, with this user touched in this
When touching the touch panel and specifying region, the touch situations of identification user can be accurately known, and except the specified region
When touching, then the touching detection sensor is caused to fail to receive or not due to being absorbed or deviate etc. elastic wave signal
It is triggered, prevents the mistake of user from touching behavior with this.
The touch action that user can be accurately identified by touch panel anti-error-touch device provided by the utility model, prevents
Situations such as accidentally touching caused maloperation occurs, and greatly improves the operating experience of user；Meanwhile the touch panel false-touch prevention
Apparatus structure is simply more suitable for promoting the use of.
Particular embodiments described above has carried out into one the purpose of this utility model, technical scheme and beneficial effects
Step is described in detail, it should be understood that being not used to limit this foregoing is merely specific embodiment of the utility model
The protection scope of utility model, within the spirit and principle of the utility model, any modification for being made, changes equivalent replacement
Into etc., it should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of touch panel anti-error-touch device, which is characterized in that the touch panel anti-error-touch device includes touch panel, touching
Touch detection sensor, memory and processing chip；
The touch panel is used to generate elastic wave signal according to touching；
The touching detection sensor is used to acquire the elastic wave signal and the elastic wave signal that will be received is converted into
Voltage signal；
The memory is for storing preset voltage signal threshold value；
The processing chip is connected with the touching detection sensor, is used for the voltage signal and the preset voltage signal
Threshold value comparison obtains touching testing result according to comparison result.
2. touch panel anti-error-touch device according to claim 1, which is characterized in that the touching detection sensor includes
One or more piezoelectric transducers, the piezoelectric transducer are piezoceramic transducer, piezoelectric film sensor, piezo-electric crystal biography
Sensor.
3. touch panel anti-error-touch device according to claim 1, which is characterized in that the touch panel anti-error-touch device
It also include circuit board, the circuit board is connected with the touching detection sensor and the processing chip respectively, for described
Voltage signal is pre-processed, and the pretreated voltage signal is exported to the processing chip.
4. touch panel anti-error-touch device according to claim 3, which is characterized in that the circuit board includes that charge turns electricity
Volt circuit, filter circuit, amplifying circuit one or more circuits combination.
5. touch panel anti-error-touch device according to claim 3, which is characterized in that the two of the touching detection sensor
A electrode is connected by welding with the circuit board, and the circuit board and the touch panel are glued.
6. touch panel anti-error-touch device according to claim 5, which is characterized in that relative to welding on the circuit board
There is the other side paving copper of the touching detection sensor.
7. touch panel anti-error-touch device according to claim 3, which is characterized in that the touch panel anti-error-touch device
It also include AD sample circuit, the AD sample circuit is connected with the circuit board and the processing chip respectively, for described
The pretreated voltage signal exports after carrying out conversion process to the processing chip.
8. touch panel anti-error-touch device according to claim 1, which is characterized in that the touch panel includes touch screen
And non-touch screen；Wherein the non-touch screen includes glass plate, plank, metal plate, plastic plate.
9. touch panel anti-error-touch device according to claim 3, which is characterized in that the touch panel anti-error-touch device
It also include shell, the shell and the touch panel constitute closing shell, for protecting the touch panel anti-error-touch device.
10. touch panel anti-error-touch device according to claim 9, which is characterized in that the shell and the touching are examined
The on-fixed face for surveying sensor has an empty avoiding distance, empty avoiding distance be greater than the circuit board preboarding displacement from.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821079240.5U CN208622075U (en) | 2018-07-09 | 2018-07-09 | Touch panel anti-error-touch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821079240.5U CN208622075U (en) | 2018-07-09 | 2018-07-09 | Touch panel anti-error-touch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208622075U true CN208622075U (en) | 2019-03-19 |
Family
ID=65705126
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821079240.5U Active CN208622075U (en) | 2018-07-09 | 2018-07-09 | Touch panel anti-error-touch device |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111463043A (en) * | 2020-03-18 | 2020-07-28 | 宁波吉利汽车研究开发有限公司 | Steering wheel switch capable of preventing false triggering and using method |
| CN112114365A (en) * | 2019-06-19 | 2020-12-22 | 北京猎户星空科技有限公司 | Collision detection device and method and robot |
| CN112763117A (en) * | 2019-11-01 | 2021-05-07 | 北京钛方科技有限责任公司 | Touch detection method and device |
| CN113655902A (en) * | 2021-07-26 | 2021-11-16 | 北京钛方科技有限责任公司 | Touch signal determination method and device and storage medium |
| CN114077327A (en) * | 2020-08-17 | 2022-02-22 | 北京钛方科技有限责任公司 | Position detection method and system |
| CN114115558A (en) * | 2021-11-04 | 2022-03-01 | 北京钛方科技有限责任公司 | Touch pen identification method, device and system, storage medium and touch pen |
| WO2024077778A1 (en) * | 2022-10-12 | 2024-04-18 | 广州显创科技有限公司 | Piezoelectric sensor and production method therefor, elastic wave sensor and production method therefor, and interactive tablet and production method therefor |
-
2018
- 2018-07-09 CN CN201821079240.5U patent/CN208622075U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112114365A (en) * | 2019-06-19 | 2020-12-22 | 北京猎户星空科技有限公司 | Collision detection device and method and robot |
| CN112763117A (en) * | 2019-11-01 | 2021-05-07 | 北京钛方科技有限责任公司 | Touch detection method and device |
| CN111463043A (en) * | 2020-03-18 | 2020-07-28 | 宁波吉利汽车研究开发有限公司 | Steering wheel switch capable of preventing false triggering and using method |
| CN114077327A (en) * | 2020-08-17 | 2022-02-22 | 北京钛方科技有限责任公司 | Position detection method and system |
| CN113655902A (en) * | 2021-07-26 | 2021-11-16 | 北京钛方科技有限责任公司 | Touch signal determination method and device and storage medium |
| CN113655902B (en) * | 2021-07-26 | 2024-04-26 | 北京钛方科技有限责任公司 | Touch signal determining method and device and storage medium |
| CN114115558A (en) * | 2021-11-04 | 2022-03-01 | 北京钛方科技有限责任公司 | Touch pen identification method, device and system, storage medium and touch pen |
| WO2024077778A1 (en) * | 2022-10-12 | 2024-04-18 | 广州显创科技有限公司 | Piezoelectric sensor and production method therefor, elastic wave sensor and production method therefor, and interactive tablet and production method therefor |
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