CN108900669A - touch screen scanning method and mobile terminal - Google Patents
touch screen scanning method and mobile terminal Download PDFInfo
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- CN108900669A CN108900669A CN201810668917.7A CN201810668917A CN108900669A CN 108900669 A CN108900669 A CN 108900669A CN 201810668917 A CN201810668917 A CN 201810668917A CN 108900669 A CN108900669 A CN 108900669A
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- touch screen
- mobile terminal
- scanning
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04K—SECRET COMMUNICATION; JAMMING OF COMMUNICATION
- H04K3/00—Jamming of communication; Counter-measures
- H04K3/60—Jamming involving special techniques
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/026—Details of the structure or mounting of specific components
- H04M1/0266—Details of the structure or mounting of specific components for a display module assembly
-
- 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
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Telephone Function (AREA)
Abstract
The invention discloses a kind of touch screen scanning method and mobile terminal, this method is applied to mobile terminal, and this method includes：If detecting that the touch screen for the 2G incoming call and the mobile terminal that user answers the mobile terminal is in bright screen state, the touch screen pause scanning is controlled, and obtain the transmitted power rating of the 2G power amplifier of the mobile terminal；If the transmitted power rating is greater than predetermined power grade, after the preset duration of touch screen pause scanning, controls the touch screen and execute preset radio frequency antijamming touch screen scan operation, until the end of conversation of 2G incoming call.It can be seen that need to only use software control logic, so that it may solve the problems, such as 2G antenna interference touch screen, cost is relatively low in the embodiment of the present invention.
Description
Technical field
The present invention relates to technical field of mobile terminals more particularly to a kind of touch screen scanning methods and mobile terminal.
Background technique
With the development of modern communication technology, the frequency range that mobile terminal can be supported is more and more, for example, mobile terminal branch
Hold 2G, 3G, 4G and 5G frequency range.Currently, although the frequency range that mobile terminal is supported is more and more, it is mobile in voice communication
Terminal is still based on 2G frequency range.Since 2G antenna the space occupied is larger in mobile terminal, between the space between touch screen
Every smaller, therefore, the problem of being easy to produce 2G antenna interference touch screen, for example, touch screen is reported automatically when conversing under bright screen state
Point.
In the prior art, if there is 2G antenna interference touch screen the case where, then need to change mobile terminal structure or
Appearance is possible to solve, and cost is relatively high.
Summary of the invention
The embodiment of the present invention provides a kind of touch screen scanning method and mobile terminal, with solve it is existing in the prior art at
This higher problem.
In order to solve the above technical problems, the embodiments of the present invention are implemented as follows：
In a first aspect, being applied to mobile terminal, the side the embodiment of the invention also provides a kind of touch screen scanning method
Method includes：
If detecting that the touch screen for the 2G incoming call and the mobile terminal that user answers the mobile terminal is in bright screen
State then controls the touch screen pause scanning, and obtains the transmission power etc. of the 2G power amplifier of the mobile terminal
Grade；
If the transmitted power rating is greater than predetermined power grade, in the preset duration of touch screen pause scanning
Afterwards, it controls the touch screen and executes preset radio frequency antijamming touch screen scan operation, until the end of conversation of 2G incoming call.
Second aspect, the embodiment of the invention also provides a kind of mobile terminal, the mobile terminal includes：
Control unit, for detect user answer the mobile terminal 2G incoming call and the mobile terminal touching
Screen is touched in the case where the bright screen state, controls the touch screen pause scanning；
Acquiring unit, for detect user answer the mobile terminal 2G incoming call and the mobile terminal touching
Screen is touched in the case where the bright screen state, obtains the transmitted power rating of the 2G power amplifier of the mobile terminal；
Scanning element is used in the case where the transmitted power rating is greater than predetermined power grade, in the touch screen
After the preset duration for suspending scanning, controls the touch screen and execute preset radio frequency antijamming touch screen scan operation, until institute
State the end of conversation of 2G incoming call.
The third aspect the embodiment of the invention also provides a kind of mobile terminal, including processor, memory and is stored in institute
The touch screen scanner program that can be run on memory and on the processor is stated, the touch screen scanner program is by the processing
The step of device realizes above-mentioned touch screen scanning method when executing.
Fourth aspect, it is described computer-readable to deposit the embodiment of the invention also provides a kind of computer readable storage medium
Touch screen scanner program is stored on storage media, the touch screen scanner program realizes above-mentioned touch screen scanning when being executed by processor
The step of method.
In view of the immediate current for connecting 2G incoming call is very big, 2G antenna is easy to interfere touch screen, in response to this, this
In inventive embodiments, when detecting that user answers 2G incoming call, suspends touch screen scanning, be easy to interfere touch to avoid 2G antenna
Screen, since in the certain time after connection phone, the attention of user is concentrated mainly in caller voice content, therefore temporarily at this time
Stop touch screen scanning, materially affect can't be caused to user.It is also contemplated that mobile terminal is in 2G communication process with maximum hair
Power grade transmitting 2G signal and base station communication are penetrated, 2G antenna interference touch screen is also be easy to cause, in response to this, the present invention
In embodiment, in 2G communication process, using preset radio frequency antijamming touch screen scan operation, touch screen is scanned,
Touch screen is easy to interfere to avoid 2G antenna.As it can be seen that need to can only be solved using software control logic in the embodiment of the present invention
The problem of 2G antenna interference touch screen, cost is relatively low.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes a part of the invention, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings：
Fig. 1 is the flow chart of the touch screen scanning method of one embodiment of the present of invention；
Fig. 2 is the flow chart of the touch screen scanning method of another embodiment of the invention；
Fig. 3 is the flow chart of the touch screen scanning method of another embodiment of the invention；
Fig. 4 is the first working sequence signal of one embodiment of the present of invention and the exemplary diagram of the second working sequence signal；
Fig. 5 is the structural schematic diagram of the mobile terminal of one embodiment of the present of invention；
Fig. 6 is the hardware structural diagram for realizing a kind of mobile terminal of each embodiment of the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the specific embodiment of the invention and
Technical solution of the present invention is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
As people use the increase of mobile terminal frequency, the requirement to mobile terminal appearance and performance is higher and higher, special
Be not for support multiple frequency range mobile terminal, by taking 5G mobile terminal as an example, in addition to supporting 5G frequency range, it is also desirable to support 2G,
The basic frequency range of 3G, 4G, therefore this mobile terminal is higher to the space requirement of antenna, space needs more.In addition, with complete
Face is popularized, and touch screen must accomplish the full frame touch function shielded comprehensively, since 2G frequency is low, the sky of 2G antenna requirement
Between it is also big, currently, the underface on most touch screens top, lower part is exactly 2G antenna part, touch screen and 2G antenna part space
The problem of interval is smaller, and touch screen and 2G isolation between antennas not enough easily cause 2G antenna interference touch screen, for example, bright screen state
When call, touch screen is reported a little automatically.
In the prior art, in product development process, if it find that 2G antenna interference touch screen, touch screen is reported a little etc. automatically
Phenomenon only re-starts build stack, or even changes mobile terminal appearance and be likely to thoroughly solve.In addition, 2G antenna interference
The probability that this problem of touch screen occurs is not high, is also not easy to find during test manufacture, and product structure exploitation is completed, product
Development progress is more than half, therefore, restructures or appearance, increases development cost, and mobile terminal manufacturer with keen competition is come
Say it is a very big loss.Therefore a kind of solution of low cost is urgently proposed.In order to solve the above-mentioned technical problem, originally
Inventive embodiments provide a kind of touch screen scanning method and mobile terminal.
In order to make it easy to understand, some concepts being related in the embodiment of the present invention are introduced first.
Touch screen is reported automatically a little refers to that user does not make any operation to the touch screen of mobile terminal, which goes out
Phenomena such as existing screen flicker, shake or bounce.
The opportunity that this problem of 2G antenna interference touch screen occurs：In the bright screen of 2G (touch screen is also working) call, such as
Fruit base station 2G signal is weaker, then very big (such as 2 peaces or 3 peaces) in the immediate current answered the call, 2G antenna is easy to interfere touching
Touch screen；2G power amplifier (Power Amplifier, PA) in the terminal emits 2G signal with maximum power level
When (actually 2G radiofrequency signal) and base station communication (in communication process), touch screen and 2G isolation between antennas are inadequate, also can
There is the phenomenon that 2G antenna interference touch screen, wherein 2G power amplifier is for passing through 2G signal with certain transmission power
2G antenna is sent to base station, and 2G power amplifier is an independent power amplifier in mobile terminal.
2G global system for mobile communications (Global System for Mobile Communication, GSM) it is basic
Working principle：
Gsm system is the most commonly used mobile phone standard of current application, and in gsm system, wireless interface uses the time-division
Multiple access (Time Division Multiple Access, TDMA) and frequency division multiple access (Frequency Division
Multiple Access, FDMA) mode that combines.User communicates on different channel, and can be divided into 8 on each channel
Time slot, each time slot are a channel, and therefore, a channel is at most for 8 full rates (or 16 half rates) mobile terminal
It uses simultaneously.TDMA frame is duplicate physical frame on wireless links, and each TDMA frame includes 8 time slots, and when entire frame is about
For 4.615ms, each time slot includes 156.25 symbols, when time slot a length of 0.577ms.
The working mechanism of touch screen：
Currently, touch screen used in mobile terminal is usually capacitive touch screen, capacitance-type touch screen technology is to utilize
What the electric current induction of human body worked.By taking GFF formula capacitive touch screen as an example, GFF formula capacitive touch screen is usually one piece
Four-layer compound glass screen, the inner surface and interlayer of glass screen are respectively coated with one layer of ITO, and outermost layer is a thin layer silicon soil glass protection
Layer, interlayer ITO coating are used as working face, and four electrodes are drawn on four angles, and internal layer ITO is shielded layer to guarantee good work
Environment.When finger touches on the metal layer, due to human body electric field, user and touch screen surface are formed with a coupled capacitor,
For high-frequency current, capacitor is direct conductor, and then finger siphons away the electric current of a very little from contact point.This electric current point
It is not flowed out from the electrode on the quadrangle of touch screen, and flows through the electric currents of this four electrodes at a distance from finger to quadrangle at just
Than controller obtains the position of touch point by accurately calculating to this four current ratios.
Touch screen includes：Channel (also known as scanning channel) TX and induction channels (also known as receiving channel) RX is driven,
In, (i.e. induction channels RX connects for the working frequency (generally 50-500kHZ) and the reception frequency of induction channels RX that drive channel TX
The number of the collection of letters number), it is adjustable, it can frequency hopping.
The port number of touch screen：Drive the number summation of channel TX and induction channels RX, how much decisions touching of port number
Control the size of integrated circuit (Integrated Circuit, IC) supported touch screen size.
The report point rate of touch screen：The number for the contact information that clockwise processor per second reports, it is desirable that>60HZ, on touch screen
Report the number of contact information adjustable.
Such as：Touch-control IC**, port number are：22TX x 34RX=56CH, if the number of swept frequency contact information is
100HZ, i.e., the number for the contact information that clockwise processor per second reports are 100 times, and touch screen reports the number of contact information can
To accomplish to be greater than 160HZ.
It fetches and a kind of touch screen scanning processing method provided in an embodiment of the present invention is introduced.
It should be noted that touch screen scanning method provided in an embodiment of the present invention is suitable for mobile terminal, actually answering
In, which may include：Smart phone, tablet computer, smartwatch and personal digital assistant etc., the present invention are real
It applies example and this is not construed as limiting.
Fig. 1 is the flow chart of the touch screen scanning method of one embodiment of the present of invention, and this method is applied to mobile terminal
(being specifically as follows the processor in mobile terminal), as shown in Figure 1, this method may comprise steps of：Step 101 and step
102, wherein
In a step 101, if detecting that the touch screen for the 2G incoming call and mobile terminal that user answers mobile terminal is in
Bright screen state then controls touch screen pause scanning, and obtains the transmitted power rating of the 2G power amplifier of mobile terminal.
In view of general 2G converses, in the moment to receive calls, 2G power amplifier transmission power is usually maximum, time-consuming electricity
Stream is also maximum, and 2G antenna is also maximum to the interference strength of touch screen, and connect in the certain time after phone (for example,
In 0.5s), the attention of user is concentrated mainly in caller voice content, and seldom to the concern of touch screen, therefore, the present invention is real
It applies in example, mobile terminal can control touch screen and temporarily cease and sweep (i.e. in preset duration) connect in the certain time after phone
Touch screen is retouched, to avoid 2G antenna interference touch screen.That is to say, being (the i.e. preset duration within the certain time to receive calls
It is interior), although touch screen is in bright screen state, touch screen is not scanned actually.
In the embodiment of the present invention, preset duration is usually a very short duration, such as 0.5s or 0.3s, so as to user
Unaware is scanned to the pause of touch screen.It is of course also possible to be set according to actual needs, the embodiment of the present invention does not make this
It limits.
In the embodiment of the present invention, the transmission power of 2G power amplifier can be divided into multiple grades, wherein work as base station
2G signal it is weaker when, the transmitted power rating of 2G power amplifier is relatively high, usually highest transmitted power rating.
In view of when base station 2G signal is weaker, the transmitted power rating of mobile terminal 2G power amplifier is most high
Grade, and 2G power amplifier with maximum transmission power grade emit 2G signal when, 2G antenna is possible to that touch screen can be interfered,
Therefore, in the embodiment of the present invention, mobile terminal (being specifically as follows the processor in mobile terminal) needs to obtain 2G power amplification
The transmitted power rating of device.
In a step 102, if transmitted power rating is greater than predetermined power grade, in the default of touch screen pause scanning
After duration, control touch screen executes preset radio frequency antijamming touch screen scan operation, until the end of conversation of 2G incoming call.
In the embodiment of the present invention, predetermined power grade is usually highest transmitted power rating, in the case, if 2G function
The transmitted power rating of rate amplifier is highest level, then shows that 2G antenna is possible to that touch screen can be interfered, at this point, in touch screen
After the preset duration for suspending scanning, mobile terminal controls touch screen and executes preset radio frequency antijamming touch screen scan operation；Its
In, radio frequency antijamming touch screen scan operation is used to eliminate the interference of (or reduction) 2G antenna meeting touch screen.
If the transmitted power rating of 2G power amplifier is the transmitted power rating except highest level, show 2G days
Line is possible without interference touch screen, at this point, mobile terminal control touch screen is pressed after the preset duration of touch screen pause scanning
The scanning of touch screen is carried out according to (normal) sweep parameter of default.
In one example, the mobile phone of preset duration 0.5s, user A have phone to call in, and user A clicks mobile phone and touches
" answering " button on screen, correspondingly, mobile phone detects that user A answers 2G incoming call, if mobile phone is in bright screen state, mobile phone
Touch screen pause scanning is controlled, and obtains the transmitted power rating of 2G power amplifier, if the transmitting function of 2G power amplifier
Rate grade is highest level, then after 0.5s, control touch screen executes preset radio frequency antijamming touch screen scan operation, until
The end of conversation of 2G incoming call.
In the embodiment of the present invention, after the end of conversation of 2G incoming call, it is dry that control touch screen stops the preset preventing RF of execution
Touch screen scan operation is disturbed, and the touch screen of mobile terminal can be carried out according to the sweep parameter for defaulting (normal) before
Scanning.
As seen from the above-described embodiment, in the embodiment, it is contemplated that the immediate current for connecting 2G incoming call is very big, and 2G antenna holds
Easily interference touch screen, in response to this, in the embodiment of the present invention, when detecting that user answers 2G incoming call, pause scanning touching
Screen is touched, is easy to interfere touch screen to avoid 2G antenna, since in the certain time after connection phone, the attention of user mainly collects
In in caller voice content, therefore suspend touch screen scanning at this time, materially affect can't be caused to user.It is also contemplated that
In 2G communication process, mobile terminal emits signal and base station communication with maximum power level, and 2G antenna interference is also be easy to cause to touch
Screen is touched, in response to this, in the embodiment of the present invention, in 2G communication process, is swept using preset radio frequency antijamming touch screen
Operation is retouched, touch screen is scanned, is easy to interfere touch screen to avoid 2G antenna.As it can be seen that need to only be adopted in the embodiment of the present invention
2G antenna interference touch screen can be solved the problems, such as with software control logic, and cost is relatively low.
Fig. 2 is the flow chart of the touch screen scanning method of another embodiment of the invention, and this method is applied to mobile whole
End, in the embodiment of the present invention, interference of the 2G antenna to touch screen be not serious or probability it is small (i.e. the interference of 2G radiofrequency signal it is not strong or
It is weaker) in the case where, its sensitivity can be reduced by controlling touch screen, to solve the problems, such as 2G antenna interference touch screen, this
When, as shown in Fig. 2, this method may comprise steps of：Step 201, step 202 and step 203, wherein
In step 201, if detecting that the touch screen for the 2G incoming call and mobile terminal that user answers mobile terminal is in
Bright screen state then controls touch screen pause scanning, and obtains the transmitted power rating of the 2G power amplifier of mobile terminal.
Step 201 in the embodiment of the present invention is similar with the step 101 in embodiment illustrated in fig. 1, and details are not described herein, in detail
Feelings are see the content in embodiment illustrated in fig. 1.
In step 202, if transmitted power rating is greater than predetermined power grade, in the default of touch screen pause scanning
After duration, control touch screen reduces the sensitivity of the touch screen.
Currently, may include being divided into two kinds of scenes during receiving calls：The first scene, after receiving calls, user
Mobile terminal is placed on by ear, after the infrared sensor induction of mobile terminal, touch screen is in screen state of going out, and touches at this time
Screen is off work.Second of scene, after receiving calls, user is answered as hands-free or when with earphone receiving phone, is touched
Screen is in bright screen state, and touch screen is in running order at this time.
Under second of scene (i.e. the application scenarios of the embodiment of the present invention), since user cannot wholeheartedly two use, to touch
Screen sensitivity requirement can also reduce, and therefore, in the embodiment of the present invention, its sensitivity can be reduced by controlling touch screen, to subtract
The probability that few touch screen is interfered by 2G radiofrequency signal.
It, can be by way of following at least one in the embodiment of the present invention：Control touch screen reduces the driving of the touch screen
For the working frequency of channel TX to default first frequency threshold value, controlling touch screen reduces the reception frequency of induction channels RX of the touch screen
Rate to default second frequency threshold value, and control touch screen reduces the touch screen and reports the number of contact information to preset times threshold
Value, to achieve the purpose that reduce the sensitivity of touch screen.
Preferably, control touch screen reduces the working frequency of the driving channel TX of the touch screen to default first frequency simultaneously
Threshold value reduces the reception frequency of the induction channels RX of the touch screen to default second frequency threshold value, and reduces on the touch screen
Report the number of contact information to preset times threshold value, to reduce the sensitivity of touch screen.
It should be noted that in the working frequency, the reception frequency of induction channels RX and the touch that reduce driving channel TX
When screen reports the number of contact information, a grade or two grades or other grades can be reduced, as long as can achieve dry
It disturbs elimination or reduces the purpose of interference probability of occurrence.
In step 203, the touch screen that control reduces after sensitivity is scanned, until the end of conversation of 2G incoming call.
In the embodiment of the present invention, control touch screen is according to the working frequency for driving channel TX after reduction, to the touch screen
Driving channel TX be scanned；Touch screen is controlled according to the reception frequency of the induction channels RX after reduction, receives touch screen
The signal of induction channels RX；Control touch screen reports the number of contact information according to the touch screen after reduction, carries out contact information
It reports.
In the embodiment of the present invention, after the end of conversation of 2G incoming call, it is dry that control touch screen stops the preset preventing RF of execution
Touch screen scan operation is disturbed, and the touch screen of mobile terminal can be carried out according to the sweep parameter for defaulting (normal) before
Scanning.
As seen from the above-described embodiment, in the embodiment, it is contemplated that the immediate current for connecting 2G incoming call is very big, and 2G antenna holds
Easily interference touch screen, in response to this, in the embodiment of the present invention, when detecting that user answers 2G incoming call, pause scanning touching
Screen is touched, is easy to interfere touch screen to avoid 2G antenna, since in the certain time after connection phone, the attention of user mainly collects
In in caller voice content, therefore suspend touch screen scanning at this time, materially affect can't be caused to user.It is also contemplated that
In 2G communication process, mobile terminal emits signal and base station communication with maximum power level, and 2G antenna interference is also be easy to cause to touch
Screen is touched, it in response to this,, can be by the sensitivity of reduction touch screen, to solve in 2G communication process in the embodiment of the present invention
The problem of certainly 2G antenna is easy to interfere touch screen.As it can be seen that need to can only be solved using software control logic in the embodiment of the present invention
Certainly the problem of 2G antenna interference touch screen, cost is relatively low.
Fig. 3 is the flow chart of the touch screen scanning method of another embodiment of the invention, and this method is applied to mobile whole
It end, can be by by the 2G power amplification of mobile terminal in the case where 2G radiofrequency signal interferes stronger situation in the embodiment of the present invention
Device and touch screen time-division are staggered work, to solve the problems, such as 2G antenna interference touch screen, at this point, as shown in figure 3, this method can be with
Include the following steps：Step 301, step 302 and step 303, wherein
In step 301, if detecting that the touch screen for the 2G incoming call and mobile terminal that user answers mobile terminal is in
Bright screen state then controls touch screen pause scanning, and obtains the transmitted power rating of the 2G power amplifier of mobile terminal.
Step 301 in the embodiment of the present invention is similar with the step 101 in embodiment illustrated in fig. 1, and details are not described herein, in detail
Feelings are see the content in embodiment illustrated in fig. 1.
In step 302, if transmitted power rating is greater than predetermined power grade, in the default of touch screen pause scanning
After duration, the first working sequence signal of 2G power amplifier is obtained, reverse phase operation is carried out to the first working sequence signal, is obtained
Second working sequence signal.
In view of user is when answering the call, attention is concentrated mainly on listening, therefore, can in the embodiment of the present invention
To control touch screen and the asynchronous time-sharing work of 2G power amplifier.Firstly the need of the working sequence letter for obtaining 2G power amplifier
Number, later by after its reverse phase, export to touch screen.As shown in figure 4, showing the first working sequence signal (i.e. 2G power amplification
The working sequence signal of device) and the second working sequence signal (i.e. the scan control timing of touch screen).
In step 303, control touch screen is scanned according to the second working sequence signal, until the call knot of 2G incoming call
Beam.
From the working principle of gsm system it is found that in mobile terminal calling process, the working time slot of 2G power amplifier is
Therefore 0.577ms in the embodiment of the present invention, can stop touch screen and sweep in the working time slot 0.577ms of 2G power amplifier
Retouch (i.e. control driving channel TX stops scanning and control induction channels RX stops receiving signal), that is to say, that put in 2G power
In the time of big device transmitting 2G signal, stop touch screen scanning；Within the time that 2G power amplifier does not emit 2G signal, scanning
Touch screen.Since the working time slot 0.577ms time of 2G power amplifier is very short, have little influence on the basic touching of user
Screen operation.
Preferably, in the embodiment of the present invention, in order to further decrease interference of the 2G antenna to touch screen, touching can also be controlled
Touching screen reduces its sensitivity, at this point, above-mentioned steps 303 can specifically include following steps：
The touch screen that control reduces after sensitivity is scanned according to the second working sequence signal, until the call of 2G incoming call
Terminate.Wherein, the mode for reducing the sensitivity of touch screen is similar with the step 202 in embodiment illustrated in fig. 2, no longer superfluous herein
It states.
In the embodiment of the present invention, after the end of conversation of 2G incoming call, it is dry that control touch screen stops the preset preventing RF of execution
Touch screen scan operation is disturbed, and the touch screen of mobile terminal can be carried out according to the sweep parameter for defaulting (normal) before
Scanning.
As seen from the above-described embodiment, in the embodiment, it is contemplated that the immediate current for connecting 2G incoming call is very big, and 2G antenna holds
Easily interference touch screen, in response to this, in the embodiment of the present invention, when detecting that user answers 2G incoming call, pause scanning touching
Screen is touched, is easy to interfere touch screen to avoid 2G antenna, since in the certain time after connection phone, the attention of user mainly collects
In in caller voice content, therefore suspend touch screen scanning at this time, materially affect can't be caused to user.It is also contemplated that
In 2G communication process, mobile terminal emits signal and base station communication with maximum power level, and 2G antenna interference is also be easy to cause to touch
Screen is touched, it in response to this,, can be by the way that the 2G power of mobile terminal be put in 2G communication process in the embodiment of the present invention
Big device and touch screen time-division are staggered work, to solve the problems, such as 2G antenna interference touch screen.As it can be seen that in the embodiment of the present invention, only
2G antenna interference touch screen can need to be solved the problems, such as using software control logic, cost is relatively low.
Fig. 5 is the structural schematic diagram of the mobile terminal of one embodiment of the present of invention, as shown in figure 5, mobile terminal 500,
May include：Control unit 501, acquiring unit 502 and scanning element 503, wherein
Control unit 501, for detecting that user answers the 2G incoming call of the mobile terminal and the mobile terminal
In the case that touch screen is in bright screen state, the touch screen pause scanning is controlled；
Acquiring unit 502, for detecting that user answers the 2G incoming call of the mobile terminal and the mobile terminal
In the case that touch screen is in bright screen state, the transmitted power rating of the 2G power amplifier of the mobile terminal is obtained；
Scanning element 503 is used in the case where the transmitted power rating is greater than predetermined power grade, in the touch
After the preset duration of screen pause scanning, controls the touch screen and execute preset radio frequency antijamming touch screen scan operation, until
The end of conversation of the 2G incoming call.
As seen from the above-described embodiment, in the embodiment, it is contemplated that the immediate current for connecting 2G incoming call is very big, and 2G antenna holds
Easily interference touch screen, in response to this, in the embodiment of the present invention, when detecting that user answers 2G incoming call, pause scanning touching
Screen is touched, is easy to interfere touch screen to avoid 2G antenna, since in the certain time after connection phone, the attention of user mainly collects
In in caller voice content, therefore suspend touch screen scanning at this time, materially affect can't be caused to user.It is also contemplated that
In 2G communication process, mobile terminal emits signal and base station communication with maximum power level, and 2G antenna interference is also be easy to cause to touch
Screen is touched, in response to this, in the embodiment of the present invention, in 2G communication process, is swept using preset radio frequency antijamming touch screen
Operation is retouched, touch screen is scanned, is easy to interfere touch screen to avoid 2G antenna.As it can be seen that need to only be adopted in the embodiment of the present invention
2G antenna interference touch screen can be solved the problems, such as with software control logic, and cost is relatively low.
Optionally, as one embodiment, the scanning element 503 may include：
First sensitivity decrease subelement is used in the case where the transmitted power rating is greater than predetermined power grade,
After the preset duration of touch screen pause scanning, controlling the touch screen reduces the sensitivity of the touch screen；
First scanning subelement, is scanned for controlling the touch screen after reducing sensitivity, until the 2G comes
The end of conversation of electricity.
Optionally, as one embodiment, the scanning element 503 may include：
Working sequence signal acquisition subelement, for the case where the transmitted power rating is greater than predetermined power grade
Under, after the preset duration of touch screen pause scanning, obtain the first working sequence signal of the 2G power amplifier；
Reverse phase operation subelement, for carrying out reverse phase operation to the first working sequence signal, when obtaining the second work
Sequential signal；
Second scanning subelement, is scanned for controlling the touch screen according to the second working sequence signal, directly
To the end of conversation of 2G incoming call.
Optionally, as one embodiment, the scanning element 503 can also include：
Second sensitivity decrease subelement reduces the sensitivity of the touch screen for controlling the touch screen；
The second scanning subelement, is specifically used for：
The touch screen that control reduces after sensitivity is scanned according to the second working sequence signal, until described
The end of conversation of 2G incoming call.
Optionally, as one embodiment, the first sensitivity decrease subelement is specifically used for：
Control the touch screen reduce the touch screen driving channel TX working frequency to default first frequency threshold value,
Control the touch screen reduce the touch screen induction channels RX reception frequency to default second frequency threshold value, and control
The touch screen reduces the touch screen and reports the number of contact information to preset times threshold value；
The second sensitivity decrease subelement, is specifically used for：
Controlling the touch screen reduces the working frequency of driving channel TX of the touch screen, and controlling the touch screen reduces
The reception frequency of the induction channels RX of the touch screen, and the control touch screen reduce the touch screen and report contact information
Number.
Fig. 6 is the hardware structural diagram for realizing a kind of mobile terminal of each embodiment of the present invention, as shown in fig. 6, should
Mobile terminal 600 includes but is not limited to：Radio frequency unit 601, network module 602, audio output unit 603, input unit 604,
Sensor 605, display unit 606, user input unit 607, interface unit 608, memory 609, processor 610, Yi Ji electricity
The components such as source 611.It will be understood by those skilled in the art that mobile terminal structure shown in Fig. 6 is not constituted to mobile terminal
Restriction, mobile terminal may include perhaps combining certain components or different components than illustrating more or fewer components
Arrangement.In embodiments of the present invention, mobile terminal include but is not limited to mobile phone, tablet computer, laptop, palm PC,
Car-mounted terminal, wearable device and pedometer etc..
Wherein, processor 610, if for detecting that user answers the 2G incoming call of the mobile terminal and the movement
The touch screen of terminal is in bright screen state, then controls the touch screen pause scanning, and obtain the 2G function of the mobile terminal
The transmitted power rating of rate amplifier；If the transmitted power rating is greater than predetermined power grade, temporary in the touch screen
It after the preset duration for stopping scanning, controls the touch screen and executes preset radio frequency antijamming touch screen scan operation, until described
The end of conversation of 2G incoming call.
In view of the immediate current for connecting 2G incoming call is very big, 2G antenna is easy to interfere touch screen, in response to this, this
In inventive embodiments, when detecting that user answers 2G incoming call, suspends touch screen scanning, be easy to interfere touch to avoid 2G antenna
Screen, since in the certain time after connection phone, the attention of user is concentrated mainly in caller voice content, therefore temporarily at this time
Stop touch screen scanning, materially affect can't be caused to user.It is also contemplated that mobile terminal is in 2G communication process with maximum work
Rate grade emits signal and base station communication, also be easy to cause 2G antenna interference touch screen, in response to this, the embodiment of the present invention
In, in 2G communication process, using preset radio frequency antijamming touch screen scan operation, touch screen is scanned, to avoid
2G antenna is easy to interfere touch screen.As it can be seen that in the embodiment of the present invention only 2G antenna need to can be solved using software control logic
The problem of interfering touch screen, cost is relatively low.
Optionally, as one embodiment, the control touch screen executes preset radio frequency antijamming touch screen and sweeps
Operation is retouched, including：
Controlling the touch screen reduces the sensitivity of the touch screen；
The touch screen that control reduces after sensitivity is scanned.
Optionally, as one embodiment, the control touch screen executes preset radio frequency antijamming touch screen and sweeps
Operation is retouched, including：
Obtain the first working sequence signal of the 2G power amplifier；
Reverse phase operation is carried out to the first working sequence signal, obtains the second working sequence signal；
The touch screen is controlled to be scanned according to the second working sequence signal.
Optionally, as one embodiment, the method also includes：
Controlling the touch screen reduces the sensitivity of the touch screen；
The control touch screen is scanned according to the second working sequence signal, including：
The touch screen that control reduces after sensitivity is scanned according to the second working sequence signal.
Optionally, as one embodiment, the control touch screen reduces the sensitivity of the touch screen, including with
It is at least one of lower：
Control the touch screen reduce the touch screen driving channel TX working frequency to default first frequency threshold value,
Control the touch screen reduce the touch screen induction channels RX reception frequency to default second frequency threshold value, and control
The touch screen reduces the touch screen and reports the number of contact information to preset times threshold value.
It should be understood that the embodiment of the present invention in, radio frequency unit 601 can be used for receiving and sending messages or communication process in, signal
Send and receive, specifically, by from base station downlink data receive after, to processor 610 handle；In addition, by uplink
Data are sent to base station.In general, radio frequency unit 601 includes but is not limited to antenna, at least one amplifier, transceiver, coupling
Device, low-noise amplifier, duplexer etc..In addition, radio frequency unit 601 can also by wireless communication system and network and other set
Standby communication.
Mobile terminal provides wireless broadband internet by network module 602 for user and accesses, and such as user is helped to receive
It sends e-mails, browse webpage and access streaming video etc..
Audio output unit 603 can be received by radio frequency unit 601 or network module 602 or in memory 609
The audio data of storage is converted into audio signal and exports to be sound.Moreover, audio output unit 603 can also be provided and be moved
The relevant audio output of specific function that dynamic terminal 600 executes is (for example, call signal receives sound, message sink sound etc.
Deng).Audio output unit 603 includes loudspeaker, buzzer and receiver etc..
Input unit 604 is for receiving audio or video signal.Input unit 604 may include graphics processor
(Graphics Processing Unit, GPU) 6061 and microphone 6042, graphics processor 6061 is in video acquisition mode
Or the image data of the static images or video obtained in image capture mode by image capture apparatus (such as camera) carries out
Reason.Treated, and picture frame may be displayed on display unit 606.Through graphics processor 6061, treated that picture frame can be deposited
Storage is sent in memory 609 (or other storage mediums) or via radio frequency unit 601 or network module 602.Mike
Wind 6042 can receive sound, and can be audio data by such acoustic processing.Treated audio data can be
The format output that mobile communication base station can be sent to via radio frequency unit 601 is converted in the case where telephone calling model.
Mobile terminal 600 further includes at least one sensor 605, such as optical sensor, motion sensor and other biographies
Sensor.Specifically, optical sensor includes ambient light sensor and proximity sensor, wherein ambient light sensor can be according to environment
The light and shade of light adjusts the brightness of display panel 6061, and proximity sensor can close when mobile terminal 600 is moved in one's ear
Display panel 6061 and/or backlight.As a kind of motion sensor, accelerometer sensor can detect in all directions (general
For three axis) size of acceleration, it can detect that size and the direction of gravity when static, can be used to identify mobile terminal posture (ratio
Such as horizontal/vertical screen switching, dependent game, magnetometer pose calibrating), Vibration identification correlation function (such as pedometer, tap)；It passes
Sensor 605 can also include fingerprint sensor, pressure sensor, iris sensor, molecule sensor, gyroscope, barometer, wet
Meter, thermometer, infrared sensor etc. are spent, details are not described herein.
Display unit 606 is for showing information input by user or being supplied to the information of user.Display unit 606 can wrap
Display panel 6061 is included, liquid crystal display (Liquid Crystal Display, LCD), Organic Light Emitting Diode can be used
Forms such as (Organic Light-Emitting Diode, OLED) configure display panel 6061.
User input unit 607 can be used for receiving the number or character information of input, and generate the use with mobile terminal
Family setting and the related key signals input of function control.Specifically, user input unit 607 include touch panel 6061 and
Other input equipments 6072.Touch panel 6061, also referred to as touch screen collect the touch operation of user on it or nearby
(for example user uses any suitable objects or attachment such as finger, stylus on touch panel 6061 or in touch panel 6061
Neighbouring operation).Touch panel 6061 may include both touch detecting apparatus and touch controller.Wherein, touch detection
Device detects the touch orientation of user, and detects touch operation bring signal, transmits a signal to touch controller；Touch control
Device processed receives touch information from touch detecting apparatus, and is converted into contact coordinate, then gives processor 610, receiving area
It manages the order that device 610 is sent and is executed.Furthermore, it is possible to more using resistance-type, condenser type, infrared ray and surface acoustic wave etc.
Seed type realizes touch panel 6061.In addition to touch panel 6061, user input unit 607 can also include other input equipments
6072.Specifically, other input equipments 6072 can include but is not limited to physical keyboard, function key (such as volume control button,
Switch key etc.), trace ball, mouse, operating stick, details are not described herein.
Further, touch panel 6061 can be covered on display panel 6061, when touch panel 6061 is detected at it
On or near touch operation after, send processor 610 to determine the type of touch event, be followed by subsequent processing device 610 according to touching
The type for touching event provides corresponding visual output on display panel 6061.Although in Fig. 6, touch panel 6061 and display
Panel 6061 is the function that outputs and inputs of realizing mobile terminal as two independent components, but in some embodiments
In, can be integrated by touch panel 6061 and display panel 6061 and realize the function that outputs and inputs of mobile terminal, it is specific this
Place is without limitation.
Interface unit 608 is the interface that external device (ED) is connect with mobile terminal 600.For example, external device (ED) may include having
Line or wireless head-band earphone port, external power supply (or battery charger) port, wired or wireless data port, storage card end
Mouth, port, the port audio input/output (I/O), video i/o port, earphone end for connecting the device with identification module
Mouthful etc..Interface unit 608 can be used for receiving the input (for example, data information, electric power etc.) from external device (ED) and
By one or more elements that the input received is transferred in mobile terminal 600 or can be used in 600 He of mobile terminal
Data are transmitted between external device (ED).
Memory 609 can be used for storing software program and various data.Memory 609 can mainly include storing program area
The storage data area and, wherein storing program area can (such as the sound of application program needed for storage program area, at least one function
Sound playing function, image player function etc.) etc.；Storage data area can store according to mobile phone use created data (such as
Audio data, phone directory etc.) etc..In addition, memory 609 may include high-speed random access memory, it can also include non-easy
The property lost memory, a for example, at least disk memory, flush memory device or other volatile solid-state parts.
Processor 610 is the control centre of mobile terminal, utilizes each of various interfaces and the entire mobile terminal of connection
A part by running or execute the software program and/or module that are stored in memory 609, and calls and is stored in storage
Data in device 609 execute the various functions and processing data of mobile terminal, to carry out integral monitoring to mobile terminal.Place
Managing device 610 may include one or more processing units；Preferably, processor 610 can integrate application processor and modulatedemodulate is mediated
Manage device, wherein the main processing operation system of application processor, user interface and application program etc., modem processor is main
Processing wireless communication.It is understood that above-mentioned modem processor can not also be integrated into processor 610.
Mobile terminal 600 can also include the power supply 611 (such as battery) powered to all parts, it is preferred that power supply 611
Can be logically contiguous by power-supply management system and processor 610, to realize management charging by power-supply management system, put
The functions such as electricity and power managed.
In addition, mobile terminal 600 includes some unshowned functional modules, details are not described herein.
Preferably, the embodiment of the present invention also provides a kind of mobile terminal, including processor 610, and memory 609 is stored in
On memory 609 and the touch screen scanner program that can run on the processor 610, the touch screen scanner program is by processor
610 realize each process of above-mentioned touch screen scanning method embodiment when executing, and can reach identical technical effect, to avoid
It repeats, which is not described herein again.
The embodiment of the present invention also provides a kind of computer readable storage medium, and touching is stored on computer readable storage medium
Screen scanner program is touched, which realizes each of above-mentioned touch screen scanning method embodiment when being executed by processor
Process, and identical technical effect can be reached, to avoid repeating, which is not described herein again.Wherein, the computer-readable storage
Medium, such as read-only memory (Read-Only Memory, abbreviation ROM), random access memory (Random Access
Memory, abbreviation RAM), magnetic or disk etc..
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, technical solution of the present invention substantially in other words does the prior art
The part contributed out can be embodied in the form of software products, which is stored in a storage medium
In (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal (can be mobile phone, computer, service
Device, air conditioner or network equipment etc.) execute method described in each embodiment of the present invention.
The embodiment of the present invention is described with above attached drawing, but the invention is not limited to above-mentioned specific
Embodiment, the above mentioned embodiment is only schematical, rather than restrictive, those skilled in the art
Under the inspiration of the present invention, without breaking away from the scope protected by the purposes and claims of the present invention, it can also make very much
Form belongs within protection of the invention.
Claims (12)
1. a kind of touch screen scanning method is applied to mobile terminal, which is characterized in that the method includes：
If detecting that the touch screen for the 2G incoming call and the mobile terminal that user answers the mobile terminal is in bright screen shape
State then controls the touch screen pause scanning, and obtains the transmitted power rating of the 2G power amplifier of the mobile terminal；
If the transmitted power rating is greater than predetermined power grade, after the preset duration of touch screen pause scanning,
It controls the touch screen and executes preset radio frequency antijamming touch screen scan operation, until the end of conversation of 2G incoming call.
2. the method according to claim 1, wherein the control touch screen executes preset preventing RF and does
Touch screen scan operation is disturbed, including：
Controlling the touch screen reduces the sensitivity of the touch screen；
The touch screen that control reduces after sensitivity is scanned.
3. the method according to claim 1, wherein the control touch screen executes preset preventing RF and does
Touch screen scan operation is disturbed, including：
Obtain the first working sequence signal of the 2G power amplifier；
Reverse phase operation is carried out to the first working sequence signal, obtains the second working sequence signal；
The touch screen is controlled to be scanned according to the second working sequence signal.
4. according to the method described in claim 3, it is characterized in that, the method also includes：
Controlling the touch screen reduces the sensitivity of the touch screen；
The control touch screen is scanned according to the second working sequence signal, including：
The touch screen that control reduces after sensitivity is scanned according to the second working sequence signal.
5. method according to claim 2 or 4, which is characterized in that the control touch screen reduces the touch screen
Sensitivity, including it is at least one of following：
Control the touch screen reduce the touch screen driving channel TX working frequency to default first frequency threshold value, control
The touch screen reduces the reception frequency of the induction channels RX of the touch screen to default second frequency threshold value, and described in control
Touch screen reduces the touch screen and reports the number of contact information to preset times threshold value.
6. a kind of mobile terminal, which is characterized in that the mobile terminal includes：
Control unit, for detect user answer the mobile terminal 2G incoming call and the mobile terminal touch screen
In the case where bright screen state, the touch screen pause scanning is controlled；
Acquiring unit, for detect user answer the mobile terminal 2G incoming call and the mobile terminal touch screen
In the case where bright screen state, the transmitted power rating of the 2G power amplifier of the mobile terminal is obtained；
Scanning element, for suspending in the touch screen in the case where the transmitted power rating is greater than predetermined power grade
After the preset duration of scanning, controls the touch screen and execute preset radio frequency antijamming touch screen scan operation, until the 2G
The end of conversation of incoming call.
7. mobile terminal according to claim 6, which is characterized in that the scanning element includes：
First sensitivity decrease subelement is used in the case where the transmitted power rating is greater than predetermined power grade, in institute
After the preset duration for stating touch screen pause scanning, controlling the touch screen reduces the sensitivity of the touch screen；
First scanning subelement, is scanned for controlling the touch screen after reducing sensitivity, until 2G incoming call
End of conversation.
8. mobile terminal according to claim 6, which is characterized in that the scanning element includes：
Working sequence signal acquisition subelement is used in the case where the transmitted power rating is greater than predetermined power grade,
After the preset duration of the touch screen pause scanning, the first working sequence signal of the 2G power amplifier is obtained；
Reverse phase operation subelement obtains the second working sequence letter for carrying out reverse phase operation to the first working sequence signal
Number；
Second scanning subelement, is scanned, until institute according to the second working sequence signal for controlling the touch screen
State the end of conversation of 2G incoming call.
9. mobile terminal according to claim 8, which is characterized in that the scanning element further includes：
Second sensitivity decrease subelement reduces the sensitivity of the touch screen for controlling the touch screen；
The second scanning subelement, is specifically used for：
The touch screen that control reduces after sensitivity is scanned according to the second working sequence signal, until the 2G comes
The end of conversation of electricity.
10. the mobile terminal according to claim 7 or 9, which is characterized in that the first sensitivity decrease subelement, tool
Body is used for：
Control the touch screen reduce the touch screen driving channel TX working frequency to default first frequency threshold value, control
The touch screen reduces the reception frequency of the induction channels RX of the touch screen to default second frequency threshold value, and described in control
Touch screen reduces the touch screen and reports the number of contact information to preset times threshold value；
The second sensitivity decrease subelement, is specifically used for：
Controlling the touch screen reduces the working frequency of driving channel TX of the touch screen, controls described in the touch screen reduction
The reception frequency of the induction channels RX of touch screen, and the control touch screen reduce time that the touch screen reports contact information
Number.
11. a kind of mobile terminal, which is characterized in that including processor, memory and be stored on the memory and can be in institute
The touch screen scanner program run on processor is stated, such as right is realized when the touch screen scanner program is executed by the processor
It is required that the step of 1 to 5 described in any item touch screen scanning methods.
12. a kind of computer readable storage medium, which is characterized in that store touch screen on the computer readable storage medium and sweep
Program is retouched, is realized when the touch screen scanner program is executed by processor as touch screen described in any one of claim 1 to 5 is swept
The step of retouching method.
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