CN108196709A - The touch screen control method and control system of a kind of intelligent terminal - Google Patents
The touch screen control method and control system of a kind of intelligent terminal Download PDFInfo
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- CN108196709A CN108196709A CN201711453181.3A CN201711453181A CN108196709A CN 108196709 A CN108196709 A CN 108196709A CN 201711453181 A CN201711453181 A CN 201711453181A CN 108196709 A CN108196709 A CN 108196709A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
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- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
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Abstract
The present invention provides the touch screen control methods and control system of a kind of intelligent terminal, screen control method are touched, including step：Set a capacitance threshold value；Detect whether intelligent terminal is in talking state；If so, calling the touch screen of intelligent terminal, detection touches the capacitance present value of screen capture；When capacitance present value is more than capacitance threshold value, the control bright screen of intelligent terminal, when capacitance present value is less than capacitance threshold value, control intelligent terminal puts out screen.The present invention simulates the pure soft method of proximity sensor using TP devices in intelligent terminal, realizes proximity sensor function, without additional hardware cost, effectively reduces the mistake brought because sensor is insensitive and touch problem, provide the user experience of more hommization.
Description
Technical field
The present invention relates to intelligent terminal field more particularly to a kind of touch screen control method of intelligent terminal and control systems
System.
Background technology
With the fast development of electronic technology, the life of modern people is also more and more intelligent.It is asked from first intelligent terminal
Since generation, the manufacturer of intelligent terminal is just constantly improving product design, and more and more functions that can not be imagined come me
At one's side, with the fast development of the abundant and mobile Internet of intelligent terminal function, intelligent terminal is already instead of us
Many common electronic equipments at one's side, change our life style and the industry on periphery.
Range sensor utilize various element testing objects physical change amount, by by the variable quantity be scaled away from
From to measure the distance from sensor to object.According to using element different, it is divided into optical displacement sensor, linearly connects
Nearly sensor, ultrasonic displacement sensor etc..The range sensor that common intelligent terminal uses is realized using the time is surveyed
A kind of sensor of range measurement.
In common intelligent terminal, by taking modern most common touch screen smart mobile phone as an example, future range sensor one
As be arranged on the both sides of smart mobile phone receiver or be arranged in smart mobile phone receiver groove, be convenient for future range sensor in this way
Work, when user is when answering or making a phone call, by mobile phone close to head or ear, future range sensor can be measured
Head part or the distance between ear and smart mobile phone just control touch-screen background lamp to put out after the distance reduces to a certain extent
It goes out, touch screen is closed, in this way, one can prevent that intelligence can be saved to the maloperation of touch screen, two under talking state
Mobile phone electricity when user's communication, which finishes, takes away smart mobile phone, lights the background light of touch screen, opens touch screen, so once again
More convenient user, which hangs up the telephone, carries out other operations, also more saves electricity.
It is the state for smart mobile phone being made to reach the screen that goes out by distance-sensor that smart mobile phone, which holds call, at present, however, this
Kind call method needs to increase light sensor, distance-sensor etc. in intelligent terminal, and cost is higher；Moreover, sensor by
Ambient light influence is bigger, accuracy rate is relatively low, if light sensor, distance-sensor are less sensitive, screen effect of going out
Fruit is not fine, easily occurs accidentally to touch.
The dog-eat-dog of intelligent terminal industry at present, the interior cost requirement to hardware adaptor of industry is also increasingly severe how
The additional additional function of some non-indispensable hardware realizations can be substituted by pure soft exploitation using indispensable chip, so as to be minimized
Hardware cost has become the problem of everybody is in the urgent need to address.
Therefore, the present invention provides the touch screen control method and control system of a kind of intelligent terminal, TP is utilized
(Touch Panel) device simulates the pure soft method of proximity sensor in intelligent terminal, without passing through proximity sensor device
And proximity sensor function is realized completely on intelligent terminal, realize the contact data read in call by handling TP devices
It handles the state shielded under different situations, the functions such as reaches power saving, avoids accidentally touching in call.It is an advantage of the invention that utilize the party
Method realizes proximity sensor function on intelligent terminal, without additional hardware cost, effectively reduces because sensor is insensitive
The mistake brought touches problem, provides the user experience of more hommization.
Invention content
In order to overcome above-mentioned technological deficiency, the purpose of the present invention is to provide a kind of touch screen controlling parties of intelligent terminal
Method and control system.
An aspect of of the present present invention discloses a kind of touch screen control method of intelligent terminal, includes the following steps：
In setting a capacitance threshold value in the intelligent terminal；
The intelligent terminal is detected whether in talking state；
When the intelligent terminal is in talking state, the touch screen of the intelligent terminal is called, detects the touch
The capacitance present value of screen capture；
Compare the capacitance present value and the capacitance threshold value；
When the capacitance present value be more than the capacitance threshold value, the bright screen of the intelligent terminal is controlled, when the capacitance present
When value is less than the capacitance threshold value, the intelligent terminal is controlled to put out screen.
Preferably, when the intelligent terminal is in talking state, the touch screen of the intelligent terminal is called, detects institute
The step of stating the capacitance present value for touching screen capture includes：
In one call identification region of setting on the touch screen；
When the intelligent terminal is in talking state, the touch screen of the intelligent terminal is called, detects the touch
The capacitance present value of the call identification region acquisition of screen.
Preferably, the call identification region is located at the center upper portion for touching screen.
Preferably, when the intelligent terminal is in talking state, the touch screen of the intelligent terminal is called, detects institute
The step of stating the capacitance present value for touching screen capture includes：
When the intelligent terminal is in talking state, the motion state sensor of the intelligent terminal is called, detects institute
State whether intelligent terminal is kept in motion；
When the intelligent terminal is kept in motion, the touch screen of the intelligent terminal is called, detects the touch
The capacitance present value of screen capture.
Preferably, the touch screen control method further includes：
In setting a time threshold in the intelligent terminal；
The motion state sensor of the intelligent terminal is called, detects the intelligent terminal whether in the time threshold
Remains stationary state；
When intelligent terminal remains stationary state in the time threshold, the touch screen is controlled to stop acquisition
The capacitance present value.
Another aspect of the present invention discloses a kind of touch screen control system of intelligent terminal, the touch screen control
System processed includes：Threshold setting module, call detection module, capacitance acquisition module, capacitance comparison module, screen control module；
The threshold setting module, in setting a capacitance threshold value in the intelligent terminal；
Whether the call detection module detects the intelligent terminal in talking state；
The capacitance acquisition module is communicated to connect with the call detection module, when the intelligent terminal is in call shape
During state, the touch screen of the intelligent terminal is called, detects the capacitance present value for touching screen capture；
The capacitance comparison module is communicated to connect with the threshold setting module, capacitance acquisition module, more described current
Capacitance and the capacitance threshold value；
The screen control module is communicated to connect with the capacitance comparison module, when the capacitance present value is more than described
Capacitance threshold value controls the bright screen of the intelligent terminal, when the capacitance present value is less than the capacitance threshold value, controls the intelligence
Terminal puts out screen.
Preferably, the capacitance acquisition module includes：Region setup unit, the first collecting unit；
The region setup unit, in one call identification region of setting on the touch screen；
First collecting unit is communicated to connect with the region setup unit, when the intelligent terminal is in call shape
During state, the touch screen of the intelligent terminal is called, detects the current of the call identification region acquisition for touching screen
Capacitance.
Preferably, the call identification region is located at the center upper portion for touching screen.
Preferably, the capacitance acquisition module includes：Motion detection unit, the second collecting unit；
The state detection unit when the intelligent terminal is in talking state, calls the movement of the intelligent terminal
State sensor, detects whether the intelligent terminal is kept in motion；
Second collecting unit is communicated to connect with the state detection unit, when the intelligent terminal is in movement shape
During state, the touch screen of the intelligent terminal is called, detects the capacitance present value for touching screen capture.
Preferably, the screen control system further includes stopping acquisition module；
The stopping acquisition module including：Threshold setting unit, stops collecting unit at static detection unit；
The threshold setting unit, in setting a time threshold in the intelligent terminal；
The static detection unit is communicated to connect with the threshold setting unit, calls the movement shape of the intelligent terminal
State sensor, detect the intelligent terminal whether in the time threshold remains stationary state；
The stopping collecting unit being connect with the static detection unit communication, when the intelligent terminal is in the time
In threshold value during remains stationary state, the touch screen is controlled to stop acquiring the capacitance present value.
After employing above-mentioned technical proposal, compared with prior art, have the advantages that：
1. the pure soft method of proximity sensor is simulated in intelligent terminal using TP devices, without passing through proximity sensor device
Part and completely on intelligent terminal realize proximity sensor function, realize in call by handle TP devices read contact number
According to the state shielded under different situations is handled, the functions such as reach power saving, avoid accidentally touching in call；
2. proximity sensor function is realized on intelligent terminal, without additional hardware cost；
3. effectively reducing the mistake brought because sensor is insensitive touches problem；
4. provide the user experience of more hommization.
Description of the drawings
Fig. 1 is the flow diagram for the touch screen control method for meeting one embodiment of the present invention；
The flow diagram of the capacitance acquisition step of touch screen control method that Fig. 2 is Fig. 1；
The flow diagram of the capacitance acquisition step of touch screen control method that Fig. 3 is Fig. 1；
The flow diagram of the stopping acquisition step of touch screen control method that Fig. 4 is Fig. 1；
Fig. 5 is the structure diagram for the touch screen control system for meeting one embodiment of the present invention.
Reference numeral：
100- touches screen control system；
11- threshold setting modules；
12- call detection modules；
13- capacitance acquisition modules；
14- capacitance comparison modules；
15- screen control modules；
16- stops acquisition module.
Specific embodiment
The advantages of the present invention is further explained below in conjunction with attached drawing and specific embodiment.
Here exemplary embodiment will be illustrated in detail, example is illustrated in the accompanying drawings.Following description is related to
During attached drawing, unless otherwise indicated, the same numbers in different attached drawings represent the same or similar element.Following exemplary embodiment
Described in embodiment do not represent and the consistent all embodiments of the present invention.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects being described in detail in claims, of the invention.
It is only merely for the purpose of description specific embodiment in terminology used in the present invention, is not intended to limit the invention.
Packet is also intended in the present invention and " one " of singulative used in the attached claims, " one kind ", " described ", "the" etc.
Most forms are included, unless context clearly shows that other meanings.It is also understood that term "and/or" used herein is
Refer to and any or all may be combined comprising one or more associated list items purposes.
It will be appreciated that though various units, but these units may be described using term first, second etc. in the present invention
It should not necessarily be limited by these terms.These terms are only used for same type of unit being distinguished from each other out.For example, not departing from the present invention
In the case of range, first unit can also be referred to as second unit, and similarly, it is single that second unit can also be referred to as first
Member.Depending on linguistic context, word as used in this " when ... " can be construed to " ... when " or " if " or
" in response to determining ".
In the description of the present invention, it is to be understood that term " longitudinal direction ", " transverse direction ", " on ", " under ", "front", "rear",
The orientation or position relationship of the instructions such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outer " is based on attached drawing institutes
The orientation or position relationship shown is for only for ease of the description present invention and simplifies description rather than instruction or imply signified dress
It puts or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that limit of the invention
System.
In the description of the present invention, unless otherwise prescribed and limit, it should be noted that term " connection " etc. should do broad sense
Understand, for example, it may be the connection inside mechanical connection or electrical connection or two elements, can be directly connected,
Can be indirectly connected by intermediary, for the ordinary skill in the art, can understand as the case may be on
State the concrete meaning of term.
In subsequent description, using for representing the suffix of such as " module ", " unit " of element only for being conducive to
The explanation of the present invention, there is no specific meanings for itself.Therefore, " module ", " unit " can be used mixedly.
The touch screen control method and touch-control system of the present invention can be applied to intelligent terminal, and intelligent terminal can be with each
Kind of form is implemented.For example, intelligent terminal described in the present invention can include such as mobile phone, smart phone, notebook
Computer, PDA (personal digital assistant), PAD (tablet computer), PMP (portable media player), navigation device, intelligent hand
The mobile terminal of table etc. and the fixed terminal of number TV, desktop computer etc..Hereinafter it is assumed that terminal is mobile terminal,
And the mobile terminal is assumed for smart mobile phone, the present invention will be described.However, it will be understood by those skilled in the art that it removes
It is used in particular for except the element of mobile purpose, construction according to the embodiment of the present invention can also apply to fixed type
Terminal.For ease of description, the embodiment of the present invention is illustrated by taking smart mobile phone as an example, other application scene is cross-referenced i.e.
It can.
With reference to figure 1, the present invention provides a kind of touch screen control methods of smart mobile phone, include the following steps：
S100：In setting a capacitance threshold value in the smart mobile phone；
S200：The smart mobile phone is detected whether in talking state；
S300：When the smart mobile phone is in talking state, the touch screen of the smart mobile phone is called, described in detection
Touch the capacitance present value of screen capture；
S400：Compare the capacitance present value and the capacitance threshold value；
S500：When the capacitance present value is more than the capacitance threshold value, the bright screen of the smart mobile phone is controlled, when described current
When capacitance is less than the capacitance threshold value, the smart mobile phone is controlled to put out screen.
The pure soft method of proximity sensor is simulated in smart mobile phone using TP devices, without passing through proximity sensor device
And proximity sensor function is realized completely on smart mobile phone, realize the contact data read in call by handling TP devices
It handles the state shielded under different situations, the functions such as reaches power saving, avoids accidentally touching in call.It is an advantage of the invention that utilize the party
Method realizes proximity sensor function on smart mobile phone, without additional hardware cost, effectively reduces because sensor is insensitive
The mistake brought touches problem, provides the user experience of more hommization.
Specifically：
-S100：In setting a capacitance threshold value in the smart mobile phone；
Smart mobile phone TP is the induction type liquid crystal display device that can receive the input signals such as contact.It is in transparent glass table
Face plating last layer tin-antiomony oxide film (ATO Layer) and protective film (Hard Coat Layer) and with liquid crystal screen (LCD
Monitor it then needs to make anti-electric signal interference processing (Shielded Layer) between).TP is the direct embodiment of touch technology, is used
To sense activation signal, and analyze identification.
Inductor (Sensor), controller (Controller) and software (Software) three parts are included in TP structures.
Inductor is to receive through contacting based on inputted message；Controller function is to analyze, calculate contact point position, and turn
Anaiog signal is changed as digital signal, information equipment is enable to receive the input signal；Software part is in connection information processing equipment
Information processing equipment can be received and recognizes that the signal that controller is inputted is follow-up to carry out for communication agreement between controller
Processing acts.
TP can divide into resistance-type, condenser type, optical profile type, four kinds of acoustic wave according to induction technology difference.
Resistance-type TP is mainly formed comprising upper and lower two groups of ITO conductive layers, separation material and electrode.Mainly using ito glass as base
Plate, above overlap one layer of ITO Film, centre spread Spacer support, make upper and lower plates will not because distance close to due to conducting formed sense
Should, edge stamps silver electrode and provides voltage again.Upper/lower electrode is connected using pressure during use, panel electricity is predicted via controller
Buckling and calculate contacting points position and inputted.Advantage is that waterproof, soil resistance are good, cheap, but shortcoming is scratch resistance
Property and fire line are poor.
Condenser type TP be using the capacitance variations produced by electrostatical binding between transparent electrode and human body, from it is produced it
Induce its coordinate of electro-detection.Principle of induction acts on four corners of screen induction zone with voltage and forms a stationary electric field, when
When finger touches screen, electric field can be made to cause electric current, measured by controller, according to the difference of four angle ratios of current distance, you can
Calculate contact position.However condenser type TP must pull against finger or other touch mediums because with noise shadow caused by electrostatic
It rings, so more difficult on electric current and structure design.When by out position can be calculated according to current ratio when pressing.
The element composition of condenser type TP is one layer of conducting shell to be plated on the glass substrate, then make electrode layer, finally on surface layer
Layer protecting film is covered, that is, completes condenser type TP, because it only makees electrode, at conduction on monolithic glass.Resistance-type TP needs to overlap
The ITO conducting shells of upper plate and lower plate, influence whole TP translucency, thus condenser type light transmittance compared with resistance-type will height, up to 90% with
On.Product fire line, soil resistance, scratch resistance are preferable, and dust protection and reaction speed are very fast.
Optical profile type TP principles are to receive blocking principle using light source, and light source and receiver will be covered in panel and is arranged in square
Battle array, when light is by interdicting, you can learn the position that can not receive signal receiver, and then determine its exact position.Optical profile type TP
Constituent element, including glass substrate, infrared emitting source, infrared receiver.Construction mainly matches infrared transmitting device
The left side and downside of glass panel are placed on, and on the right and upside setting infrared receiver, when finger or contactant blocking are red
During outside line, the information that is received via receiver, you can measure the place matrix position of contact point.It is pure for the advantage is that surface
Glass does not influence light transmittance, and product reliability is high, and scratch resistance, fire line is good, and shortcoming is that waterproof and soil resistance are poor.
In the present invention, using condenser type TP, the go out main operational principle of screen of condenser type TP control calls is exactly to be beaten when conversing
The capacitive sensing of TP is opened, the variation of TP capacitances is detected by the close of face and movement, so as to judge distance of the face with receiver,
The light on and off of LCD backlight are adjusted, this function of TP is closed when conversing and disconnecting.
-S200：The smart mobile phone is detected whether in talking state；
Call smart mobile phone telephony application or other with voice call function application program (such as QQ voices,
The application programs such as wechat voice, Skype), whether detection smart mobile phone is in talking state.
-S300：When the smart mobile phone is in talking state, the touch screen of the smart mobile phone is called, detects institute
State the capacitance present value for touching screen capture；
With reference to figure 2, in a preferred embodiment, S300：When the smart mobile phone is in talking state, the intelligence is called
The step of touch screen of energy mobile phone, the capacitance present value for detecting the touch screen capture, includes：
In one call identification region of setting on the touch screen；
When the smart mobile phone is in talking state, the touch screen of the smart mobile phone is called, detects the touch
The capacitance present value of the call identification region acquisition of screen.
Further, the call identification region is located at the center upper portion for touching screen.
A call identification region is set on the TP of smart mobile phone, triggering capacitance threshold is provided in the call identification region
Value, when smart mobile phone is under talking state, whether the collected capacitance of identification region that judges to converse is more than triggering capacitance threshold
Value, if so, automatic distinguishing screen.In the present embodiment, call identification region is one, for acquiring capacitance data, as
Another embodiment, the quantity for identification region of conversing may be multiple, while acquire capacitance data.
In the present embodiment, call identification region is set to the front at the close top of smart mobile phone；For ease of description,
Front, the back side, bottom, top, left side and the right side of intelligence are defined, respectively as six faces of a smart mobile phone,
Middle front refers to that smart mobile phone has an one side of screen, the back side be with the corresponding one side in front, left side and right side refer to
In face of the left border and Right Border seen during front, the bottom and top refer to see when in face of front following
Frame and above frame.
In the present embodiment, the present invention is suitable for the call of smart mobile phone and goes out screen function, when user is under talking state, intelligence
Energy mobile phone is by head, especially ear, and at this time there is no need to show that screen is bright aobvious, the present invention can detect to the end in TP
Portion close to when go out automatically screen, reduce the power consumption of smart mobile phone, but can't detect in communication process head close to when it is (such as hands-free
When call, bluetooth conversation or earphone call mode), then do not go out screen, in case user also has other operations.
With reference to figure 3, in a preferred embodiment, S300：When the smart mobile phone is in talking state, the intelligence is called
The step of touch screen of energy mobile phone, the capacitance present value for detecting the touch screen capture, includes：
When the smart mobile phone is in talking state, the motion state sensor of the smart mobile phone is called, detects institute
State whether smart mobile phone is kept in motion；
When the smart mobile phone is kept in motion, the touch screen of the smart mobile phone is called, detects the touch
The capacitance present value of screen capture.
When smart mobile phone is in talking state, the motion state sensor of smart mobile phone is called, for example, using acceleration
Sensor, on smart mobile phone set one for sense mobile phone movement acceleration transducer, and by the acceleration transducer with
The CPU connections of smart mobile phone may be used and connect the CPU of smart mobile phone with acceleration transducer by I2C buses.By adding
Velocity sensor combines certain detection method detection mobile phone movement.When smart mobile phone is kept in motion, intelligent hand is activated
The TP of machine starts to acquire capacitance present value.
-S400：Compare the capacitance present value and the capacitance threshold value；
-S500：When the capacitance present value be more than the capacitance threshold value, control the bright screen of the smart mobile phone, when it is described work as
When preceding capacitance is less than the capacitance threshold value, the smart mobile phone is controlled to put out screen.
The variation of TP capacitances is detected by the close of face and movement, so as to judge distance of the face with receiver, works as face
Or human ear and the distance of TP are more than a pre-determined distance, such as during 10cm, the TP control bright screens of screen without related work, that is, shield
Curtain keeps being always on state, and when face or human ear and the distance of TP are less than the pre-determined distance, mobile phone TP screen functions of going out are opened, mobile phone
Talking state is gone out screen, adjusts the light on and off of LCD backlight, and this function of TP is closed when conversing and disconnecting.
With reference to figure 4, in a preferred embodiment, in setting a time threshold in the smart mobile phone；
The motion state sensor of the smart mobile phone is called, detects the smart mobile phone whether in the time threshold
Remains stationary state；
When smart mobile phone remains stationary state in the time threshold, the touch screen is controlled to stop acquisition
The capacitance present value.
When smart mobile phone is in talking state, the motion state sensor of smart mobile phone is called, for example, using acceleration
Sensor, on smart mobile phone set one for sense mobile phone movement acceleration transducer, and by the acceleration transducer with
The CPU connections of smart mobile phone may be used and connect the CPU of smart mobile phone with acceleration transducer by I2C buses.By adding
Velocity sensor combines certain detection method detection mobile phone movement.When smart mobile phone remains static, intelligent hand is controlled
The TP of machine stops acquisition capacitance present value.
Acceleration transducer is usually by parts groups such as mass block, damper, elastic element, sensing element and suitable tune circuits
Into sensor, by the measurement to inertia force suffered by mass block, acceleration is obtained using Newton's second law in accelerator
Value, according to the difference of sensor sensing element, common acceleration transducer includes condenser type, inductance type, strain-type, pressure drag
Formula, piezoelectric type etc..Most acceleration transducers are come work according to the principle of piezoelectric effect, and piezoelectric acceleration transducer is again
Claim piezoelectric accelerometer, it also belongs to inertial sensor.The principle of piezoelectric acceleration transducer be using piezoelectric ceramics or
The piezoelectric effect of quartz crystal, when accelerometer is vibrated, mass block adds power on the piezoelectric element also to change therewith, when tested
When vibration frequency is far below the intrinsic frequency of accelerometer, then the variation of power is directly proportional to by measuring acceleration.So-called piezoelectricity effect
It should refer to, external force on crystal is added in other than deforming upon crystal for the heteropolar crystal that symmetrical centre is not present, also
The polarized state of crystal will be changed, electric field is established in crystals, it is this since mechanical force makes medium generation polarized existing
As being known as direct piezoelectric effect.General acceleration transducer be exactly be utilized its it is internal due to crystal modification caused by acceleration this
A characteristic, since this deformation can generate voltage, as long as calculating the relationship generated between voltage and the acceleration applied, just
Acceleration can be converted to voltage output.Certainly, also many other methods make acceleration transducer, such as pressure drag skill
Art, capacity effect, thermal effect, luminous effect, but its most basic principle is all since acceleration generates the production of some medium
Change shape, by measuring its deflection and being converted to voltage output with interlock circuit.
With reference to figure 5, the present invention also provides a kind of touch screen control system 100 of smart mobile phone, the touch screen
Control system 100 includes：Threshold setting module 11, call detection module 12, capacitance acquisition module 13, capacitance comparison module 14,
Screen control module 15；
The threshold setting module 11, in setting a capacitance threshold value in the smart mobile phone；
Whether the call detection module 12 detects the smart mobile phone in talking state；
The capacitance acquisition module 13 is communicated to connect with the call detection module 12, when the smart mobile phone is in logical
During speech phase, the touch screen of the smart mobile phone is called, detects the capacitance present value for touching screen capture；
The capacitance comparison module 14 communicates to connect with the threshold setting module 11, capacitance acquisition module 13, compares institute
State capacitance present value and the capacitance threshold value；
The screen control module 15 is communicated to connect with the capacitance comparison module 14, when the capacitance present value is more than
The capacitance threshold value controls the bright screen of the smart mobile phone, when the capacitance present value is less than the capacitance threshold value, described in control
Smart mobile phone puts out screen.
In a preferred embodiment, the capacitance acquisition module 13 includes：Region setup unit, the first collecting unit；
The region setup unit, in one call identification region of setting on the touch screen；
First collecting unit is communicated to connect with the region setup unit, when the smart mobile phone is in call shape
During state, the touch screen of the smart mobile phone is called, detects the current of the call identification region acquisition for touching screen
Capacitance.
In a preferred embodiment, the call identification region is located at the center upper portion for touching screen.
In a preferred embodiment, the capacitance acquisition module 13 includes：Motion detection unit, the second collecting unit；
The state detection unit when the smart mobile phone is in talking state, calls the movement of the smart mobile phone
State sensor, detects whether the smart mobile phone is kept in motion；
Second collecting unit is communicated to connect with the state detection unit, when the smart mobile phone is in movement shape
During state, the touch screen of the smart mobile phone is called, detects the capacitance present value for touching screen capture.
In a preferred embodiment, the screen control system 100, which further includes, stops acquisition module 16；
The stopping acquisition module 16 includes：Threshold setting unit, stops collecting unit at static detection unit；
The threshold setting unit, in setting a time threshold in the smart mobile phone；
The static detection unit is communicated to connect with the threshold setting unit, calls the movement shape of the smart mobile phone
State sensor, detect the smart mobile phone whether in the time threshold remains stationary state；
The stopping collecting unit being connect with the static detection unit communication, when the smart mobile phone is in the time
In threshold value during remains stationary state, the touch screen is controlled to stop acquiring the capacitance present value.
It should be noted that the embodiment of the present invention has preferable implementation, and not the present invention is made any type of
Limitation, any one skilled in the art change or are modified to possibly also with the technology contents of the disclosure above equivalent effective
Embodiment, as long as without departing from the content of technical solution of the present invention, what technical spirit according to the present invention made above example
Any modification or equivalent variations and modification, in the range of still falling within technical solution of the present invention.
Claims (10)
1. the touch screen control method of a kind of intelligent terminal, which is characterized in that include the following steps：
In setting a capacitance threshold value in the intelligent terminal；
The intelligent terminal is detected whether in talking state；
When the intelligent terminal is in talking state, the touch screen of the intelligent terminal is called, detects the touch screen
The capacitance present value of acquisition；
Compare the capacitance present value and the capacitance threshold value；
When the capacitance present value be more than the capacitance threshold value, the bright screen of the intelligent terminal is controlled, when the capacitance present value is small
When the capacitance threshold value, the intelligent terminal is controlled to put out screen.
2. screen control method is touched as described in claim 1, which is characterized in that
When the intelligent terminal is in talking state, the touch screen of the intelligent terminal is called, detects the touch screen
The step of capacitance present value of acquisition, includes：
In one call identification region of setting on the touch screen；
When the intelligent terminal is in talking state, the touch screen of the intelligent terminal is called, detects the touch screen
The call identification region acquisition capacitance present value.
3. screen control method is touched as claimed in claim 2, which is characterized in that
The call identification region is located at the center upper portion for touching screen.
4. screen control method is touched as described in claim 1, which is characterized in that
When the intelligent terminal is in talking state, the touch screen of the intelligent terminal is called, detects the touch screen
The step of capacitance present value of acquisition, includes：
When the intelligent terminal is in talking state, the motion state sensor of the intelligent terminal is called, detects the intelligence
Whether energy terminal is kept in motion；
When the intelligent terminal is kept in motion, the touch screen of the intelligent terminal is called, detects the touch screen
The capacitance present value of acquisition.
5. screen control method is touched as described in claim 1, which is characterized in that
The touch screen control method further includes：
In setting a time threshold in the intelligent terminal；
The motion state sensor of the intelligent terminal is called, detects whether the intelligent terminal keeps in the time threshold
Stationary state；
When intelligent terminal remains stationary state in the time threshold, the touch screen is controlled to stop described in acquisition
Capacitance present value.
6. a kind of touch screen control system of intelligent terminal, which is characterized in that
The touch screen control system includes：Threshold setting module, call detection module, capacitance acquisition module, capacitance compare
Module, screen control module；
The threshold setting module, in setting a capacitance threshold value in the intelligent terminal；
Whether the call detection module detects the intelligent terminal in talking state；
The capacitance acquisition module is communicated to connect with the call detection module, when the intelligent terminal is in talking state,
The touch screen of the intelligent terminal is called, detects the capacitance present value for touching screen capture；
The capacitance comparison module communicates to connect, the capacitance present with the threshold setting module, capacitance acquisition module
Value and the capacitance threshold value；
The screen control module is communicated to connect with the capacitance comparison module, when the capacitance present value is more than the capacitance
Threshold value controls the bright screen of the intelligent terminal, when the capacitance present value is less than the capacitance threshold value, controls the intelligent terminal
Put out screen.
7. screen control system is touched as claimed in claim 6, which is characterized in that
The capacitance acquisition module includes：Region setup unit, the first collecting unit；
The region setup unit, in one call identification region of setting on the touch screen；
First collecting unit is communicated to connect with the region setup unit, when the intelligent terminal is in talking state,
The touch screen of the intelligent terminal is called, detects the capacitance present of call identification region acquisition for touching screen
Value.
8. screen control system is touched as claimed in claim 7, which is characterized in that
The call identification region is located at the center upper portion for touching screen.
9. screen control system is touched as claimed in claim 6, which is characterized in that
The capacitance acquisition module includes：Motion detection unit, the second collecting unit；
The state detection unit when the intelligent terminal is in talking state, calls the motion state of the intelligent terminal
Sensor, detects whether the intelligent terminal is kept in motion；
Second collecting unit is communicated to connect with the state detection unit, when the intelligent terminal is kept in motion,
The touch screen of the intelligent terminal is called, detects the capacitance present value for touching screen capture.
10. screen control system is touched as claimed in claim 6, which is characterized in that
The screen control system further includes stopping acquisition module；
The stopping acquisition module including：Threshold setting unit, stops collecting unit at static detection unit；The threshold value setting
Unit, in setting a time threshold in the intelligent terminal；
The static detection unit communicates to connect with the threshold setting unit, the motion state of the intelligent terminal is called to pass
Sensor, detect the intelligent terminal whether in the time threshold remains stationary state；
The stopping collecting unit being connect with the static detection unit communication, when the intelligent terminal is in the time threshold
During interior remains stationary state, the touch screen is controlled to stop acquiring the capacitance present value.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201711453181.3A CN108196709A (en) | 2017-12-28 | 2017-12-28 | The touch screen control method and control system of a kind of intelligent terminal |
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| CN201711453181.3A CN108196709A (en) | 2017-12-28 | 2017-12-28 | The touch screen control method and control system of a kind of intelligent terminal |
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Application publication date: 20180622 |