CN106873825B - A kind of method and apparatus reducing the interference of terminal touch screen - Google Patents
A kind of method and apparatus reducing the interference of terminal touch screen Download PDFInfo
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- CN106873825B CN106873825B CN201710001461.4A CN201710001461A CN106873825B CN 106873825 B CN106873825 B CN 106873825B CN 201710001461 A CN201710001461 A CN 201710001461A CN 106873825 B CN106873825 B CN 106873825B
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- terminal
- touch screen
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- noise ratio
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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
- G06F3/0418—Control or interface arrangements specially adapted for digitisers for error correction or compensation, e.g. based on parallax, calibration or alignment
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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
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
Abstract
The invention discloses a kind of device and method of reduction terminal touch screen interference, wherein, described device includes: interference judgment module, for detecting that the number of touch action occurs within a preset period of time for terminal greater than after the first preset value, reduces terminal transmission signal strength；And after the reduction of terminal transmission signal strength, judge whether the number that touch action occurs in the preset time period is less than or equal to the second preset value, if it is, judging interference of the terminal touch screen by terminal transmission signal；Interference reduces module, in interference of the terminal touch screen by terminal transmission signal, controlling terminal touch screen circuit improves signal-to-noise ratio until interference disappears.Above-mentioned technical proposal can be realized that terminal is automatic, easily reduces interference suffered by touch screen, promote the touch screen experience of user.
Description
Technical field
The present invention relates to terminals to interfere elimination field, espespecially a kind of method and apparatus for reducing the interference of terminal touch screen.
Background technique
With universal, the touch-control mobile phone, as shown in Figure 1, becoming the main product of smart phone of smart phone.For touching
For controlling mobile phone, user is to judgement of the user to touch-control mobile phone quality of the experience extreme influence of touch screen.How touch-control standard is guaranteed
It really, is the key that reliably to promote user to experience touch screen.
Current touch-control mobile phone during user's use, it sometimes appear that touch screen no user touch in the case where,
(the small block diagram in Fig. 1 in mobile phone screen the indicates APP icon) bounce of application software APP icon or screen flicker, affect user
Operation to touch screen.At present those skilled in the art generally, it is considered that the reason of causing touch screen touchless bounce because of mobile phone
Touch screen integrated circuit (TP IC), hereinafter referred to as touch screen circuit, receive the interference of mobile phone own transmission signal.
Therefore interference of the mobile phone touch by handset emissions signal how is reduced, is that this field improvement user's touch screen is experienced
One research is crucial.
Summary of the invention
In order to solve the above-mentioned technical problems, the present invention provides a kind of method and apparatus of reduction terminal touch screen interference, energy
It enough realizes that terminal is automatic, easily reduce interference suffered by touch screen, promote the touch screen experience of user.
In order to reach the object of the invention, the present invention provides a kind of devices of reduction terminal touch screen interference, comprising:
Judgment module is interfered, for detecting that the number of touch action occurs within a preset period of time for terminal in advance greater than first
If after value, reducing terminal transmission signal strength；And after the reduction of terminal transmission signal strength, hair in the preset time period is judged
Whether the number of raw touch action is less than or equal to the second preset value, if it is, judging that terminal touch screen is believed by terminal transmission
Number interference；
Interference reduces module, in interference of the terminal touch screen by terminal transmission signal, controlling terminal touch screen circuit
Signal-to-noise ratio is improved until interference disappears.
Optionally, the interference judgment module, for judging the preset time after the reduction of terminal transmission signal strength
Whether the number that touch action occurs in section is less than or equal to the second preset value, comprising:
The own transmission signal strength is continuously reduced, and after reducing the own transmission signal strength every time, is sentenced
Whether the number that touch action occurs in the preset time period of breaking is less than or equal to the second preset value, until the preset time
The number that touch action occurs in section is less than or equal to the second preset value；Wherein, the own transmission signal strength after reduction meets
Emit signal strength more than or equal to minimum.
Optionally, interference reduces module, in interference of the terminal touch screen by terminal transmission signal, controlling terminal touching
Shield circuit and improve signal-to-noise ratio until interference disappears, comprising:
Controlling terminal touch screen circuit improves signal-to-noise ratio with preset step-length；
If the signal-to-noise ratio after improving is less than best signal-to-noise ratio, and interference does not disappear, then continues controlling terminal touch screen circuit
Signal-to-noise ratio is improved with the preset step-length, the best signal-to-noise ratio until interference disappears or reaches；
Or
Controlling terminal touch screen circuit interferes after improving current signal to its best signal-to-noise ratio to disappear.
Optionally,
The interference reduces module, improves current signal to its best noise if being also used to controlling terminal touch screen circuit
Than after, there are still set the best signal-to-noise ratio for the signal-to-noise ratio of terminal touch screen circuit for interference.
Optionally,
Judging unit is interfered, the terminal transmission signal strength after reduction is also used to and meets equal to minimum transmitting signal strength
Under conditions of, if the number that touch action occurs is greater than the second preset value, judge that terminal touch screen is not sent out by terminal
Penetrate the interference of signal.
In order to reach the object of the invention, the present invention also provides a kind of methods of reduction terminal touch screen interference, comprising:
After terminal detects that the number that touch action occurs in preset time period is greater than the first preset value, own transmission is reduced
Signal strength；
After the own transmission signal strength reduces, whether the interior number that touch action occurs of the preset time period is judged
Less than or equal to the second preset value；
If so, controlling terminal touch screen circuit improves signal-to-noise ratio until interference disappears.
Optionally, after the own transmission signal strength reduces, judge that touch action occurs in the preset time period
Whether number is less than or equal to the second preset value, comprising:
The own transmission signal strength is continuously reduced, and after reducing the own transmission signal strength every time, is sentenced
Whether the number that touch action occurs in the preset time period of breaking is less than or equal to the second preset value, until the preset time
The number that touch action occurs in section is less than or equal to the second preset value；Wherein, the own transmission signal strength after reduction meets
Emit signal strength more than or equal to minimum.
Optionally, the controlling terminal touch screen circuit improves signal-to-noise ratio until interference disappears, comprising:
Controlling terminal touch screen circuit improves signal-to-noise ratio with preset step-length；
If the signal-to-noise ratio after improving is less than best signal-to-noise ratio, and interference does not disappear, then continues controlling terminal touch screen circuit
Signal-to-noise ratio is improved with the preset step-length, the best signal-to-noise ratio until interference disappears or reaches；
Or,
Controlling terminal touch screen circuit interferes after improving current signal to its best signal-to-noise ratio to disappear.
Optionally, the method also includes:
After controlling terminal touch screen circuit improves current signal to its best signal-to-noise ratio, there are still then will be whole for interference
The signal-to-noise ratio of end touch screen circuit is set as the best signal-to-noise ratio.
Optionally, the method also includes:
It is described to touch under conditions of terminal transmission signal strength after reduction is met equal to minimum transmitting signal strength
The number of screen movement is greater than the second preset value, then terminal judges interference of itself touch screen not by own transmission signal.
Technical solution of the present invention includes: that terminal detects that the number that touch action occurs in preset time period is greater than first in advance
If after value, reducing own transmission signal strength；After the own transmission signal strength reduces, hair in the preset time period is judged
Whether the number of raw touch action is less than or equal to the second preset value；If so, controlling terminal touch screen circuit raising signal-to-noise ratio is straight
It disappears to interference.Technical solution of the present invention can be realized that terminal is automatic, easily reduces interference suffered by touch screen, promote user
Touch screen experience.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, 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 appearance diagram of touch-control mobile phone；
The hardware structural diagram of Fig. 2 mobile terminal of each embodiment to realize the present invention；
Fig. 3 is the wireless communication system schematic diagram of mobile terminal as shown in Figure 2；
Fig. 4 is the apparatus module figure of the interference of reduction terminal touch screen described in the embodiment of the present invention；
Fig. 5 is the method flow diagram of the interference of reduction terminal touch screen described in the embodiment of the present invention；
Fig. 6 is method flow diagram of the present invention using the interference of reduction terminal touch screen described in example.
Specific embodiment
Technical solution of the present invention is described in detail below in conjunction with accompanying drawings and embodiments.
The mobile terminal of each embodiment of the present invention is realized in description with reference to the drawings.In subsequent description, use
For indicate element such as " module ", " component " or " unit " suffix only for being conducive to explanation of the invention, itself
There is no specific meanings.Therefore, " module " can be used mixedly with " component ".
Mobile terminal can be implemented in a variety of manners.For example, terminal described in the present invention may include such as moving
Phone, smart phone, laptop, digit broadcasting receiver, PDA (personal digital assistant), PAD (tablet computer), PMP
The mobile terminal of (portable media player), navigation device etc. and such as number TV, desktop computer etc. are consolidated
Determine terminal.Hereinafter it is assumed that terminal is mobile terminal.However, it will be understood by those skilled in the art that in addition to being used in particular for moving
Except the element of purpose, the construction of embodiment according to the present invention can also apply to the terminal of fixed type.
The hardware structural diagram of Fig. 2 mobile terminal of each embodiment to realize the present invention.
Mobile terminal 100 may include wireless communication unit 110, A/V (audio/video) input unit 120, user's input
Unit 130, sensing unit 140, output unit 150, memory 160, interface unit 170, controller 180 and power supply unit 190
Etc..Fig. 2 shows the mobile terminals with various assemblies, it should be understood that being not required for implementing all groups shown
Part.More or fewer components can alternatively be implemented.The element of mobile terminal will be discussed in more detail below.
Wireless communication unit 110 generally includes one or more components, allows mobile terminal 100 and wireless communication system
Or the radio communication between network.For example, wireless communication unit may include broadcasting reception module 111, mobile communication module
112, at least one of wireless Internet module 113, short range communication module 114 and location information module 115.
Broadcasting reception module 111 receives broadcast singal and/or broadcast from external broadcast management server via broadcast channel
Relevant information.Broadcast channel may include satellite channel and/or terrestrial channel.Broadcast management server, which can be, to be generated and sent
The broadcast singal and/or broadcast related information generated before the server or reception of broadcast singal and/or broadcast related information
And send it to the server of terminal.Broadcast singal may include TV broadcast singal, radio signals, data broadcasting
Signal etc..Moreover, broadcast singal may further include the broadcast singal combined with TV or radio signals.Broadcast phase
Closing information can also provide via mobile communications network, and in this case, broadcast related information can be by mobile communication mould
Block 112 receives.Broadcast singal can exist in a variety of manners, for example, it can be with the electronics of digital multimedia broadcasting (DMB)
Program guide (EPG), digital video broadcast-handheld (DVB-H) electronic service guidebooks (ESG) etc. form and exist.Broadcast
Receiving module 111 can receive signal broadcast by using various types of broadcast systems.Particularly, broadcasting reception module 111
It can be wide by using such as multimedia broadcasting-ground (DMB-T), digital multimedia broadcasting-satellite (DMB-S), digital video
It broadcasts-holds (DVB-H), forward link media (MediaFLO@) Radio Data System, received terrestrial digital broadcasting integrated service
(ISDB-T) etc. digit broadcasting system receives digital broadcasting.Broadcasting reception module 111, which may be constructed such that, to be adapted to provide for extensively
Broadcast the various broadcast systems and above-mentioned digit broadcasting system of signal.Via the received broadcast singal of broadcasting reception module 111 and/
Or broadcast related information can store in memory 160 (or other types of storage medium).
Mobile communication module 112 sends radio signals to base station (for example, access point, node B etc.), exterior terminal
And at least one of server and/or receive from it radio signal.Such radio signal may include that voice is logical
Talk about signal, video calling signal or according to text and/or Multimedia Message transmission and/or received various types of data.
The Wi-Fi (Wireless Internet Access) of the support mobile terminal of wireless Internet module 113.The module can be internally or externally
It is couple to terminal.Wi-Fi (Wireless Internet Access) technology involved in the module may include WLAN (Wireless LAN) (Wi-Fi), Wibro
(WiMAX), Wimax (worldwide interoperability for microwave accesses), HSDPA (high-speed downlink packet access) etc..
Short range communication module 114 is the module for supporting short range communication.Some examples of short-range communication technology include indigo plant
ToothTM, radio frequency identification (RFID), Infrared Data Association (IrDA), ultra wide band (UWB), purple honeybeeTMEtc..
Location information module 115 is the module for checking or obtaining the location information of mobile terminal.Location information module
Typical case be GPS (global positioning system).According to current technology, GPS module 115, which calculates, comes from three or more satellites
Range information and correct time information and the Information application triangulation for calculating, thus according to longitude, latitude
Highly accurately calculate three-dimensional current location information.Currently, it is defended for the method for calculating position and temporal information using three
Star and the error that calculated position and temporal information are corrected by using an other satellite.In addition, GPS module 115
It can be by Continuous plus current location information in real time come calculating speed information.
A/V input unit 120 is for receiving audio or video signal.A/V input unit 120 may include 121 He of camera
Microphone 1220, camera 121 is to the static map obtained in video acquisition mode or image capture mode by image capture apparatus
The image data of piece or video is handled.Treated, and picture frame may be displayed on display unit 151.At camera 121
Picture frame after reason can store in memory 160 (or other storage mediums) or carry out via wireless communication unit 110
It sends, two or more cameras 1210 can be provided according to the construction of mobile terminal.Microphone 122 can be in telephone relation mould
Sound (audio data) is received via microphone in formula, logging mode, speech recognition mode etc. operational mode, and can be incited somebody to action
Such acoustic processing is audio data.Audio that treated (voice) data can be converted in the case where telephone calling model
For the format output that can be sent to mobile communication base station via mobile communication module 112.Various types can be implemented in microphone 122
Noise eliminate (or inhibit) algorithm with eliminate noise that (or inhibition) generates during sending and receiving audio signal or
Person's interference.
The order that user input unit 130 can be inputted according to user generates key input data to control each of mobile terminal
Kind operation.User input unit 130 allows user to input various types of information, and may include keyboard, metal dome, touch
Plate (for example, the sensitive component of detection due to the variation of resistance, pressure, capacitor etc. caused by being contacted), idler wheel, rocking bar etc.
Deng.Particularly, when touch tablet is superimposed upon in the form of layer on display unit 151, touch screen can be formed.
Sensing unit 140 detects the current state of mobile terminal 100, (for example, mobile terminal 100 opens or closes shape
State), the position of mobile terminal 100, user is for the presence or absence of contact (that is, touch input) of mobile terminal 100, mobile terminal
100 orientation, the acceleration or deceleration movement of mobile terminal 100 and direction etc., and generate for controlling mobile terminal 100
The order of operation or signal.For example, sensing unit 140 can sense when mobile terminal 100 is embodied as sliding-type mobile phone
The sliding-type phone is to open or close.In addition, sensing unit 140 be able to detect power supply unit 190 whether provide electric power or
Whether person's interface unit 170 couples with external device (ED).Sensing unit 140 may include that proximity sensor 1410 will combine below
Touch screen is described this.
Interface unit 170 be used as at least one external device (ED) connect with mobile terminal 100 can by interface.For example,
External device (ED) may include wired or wireless headphone port, external power supply (or battery charger) port, wired or nothing
Line data port, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end
Mouth, video i/o port, ear port etc..Identification module can be storage and use each of mobile terminal 100 for verifying user
It plants information and may include subscriber identification module (UIM), client identification module (SIM), Universal Subscriber identification module (USIM)
Etc..In addition, the device (hereinafter referred to as " identification device ") with identification module can take the form of smart card, therefore, know
Other device can be connect via port or other attachment devices with mobile terminal 100.Interface unit 170, which can be used for receiving, to be come from
The input (for example, data information, electric power etc.) of external device (ED) and the input received is transferred in mobile terminal 100
One or more elements can be used for transmitting data between mobile terminal and external device (ED).
In addition, when mobile terminal 100 is connect with external base, interface unit 170 may be used as allowing will be electric by it
Power, which is provided from pedestal to the path or may be used as of mobile terminal 100, allows the various command signals inputted from pedestal to pass through it
It is transferred to the path of mobile terminal.The various command signals or electric power inputted from pedestal, which may be used as mobile terminal for identification, is
The no signal being accurately fitted on pedestal.Output unit 150 is configured to provide with vision, audio and/or tactile manner defeated
Signal (for example, audio signal, vision signal, alarm signal, vibration signal etc.) out.Output unit 150 may include display
Unit 151, audio output module 152, alarm unit 153 etc..
Display unit 151 may be displayed on the information handled in mobile terminal 100.For example, when mobile terminal 100 is in electricity
When talking about call mode, display unit 151 can show and converse or other communicate (for example, text messaging, multimedia file
Downloading etc.) relevant user interface (UI) or graphic user interface (GUI).When mobile terminal 100 is in video calling mode
Or when image capture mode, display unit 151 can show captured image and/or received image, show video or figure
Picture and the UI or GUI of correlation function etc..
Meanwhile when display unit 151 and touch tablet in the form of layer it is superposed on one another to form touch screen when, display unit
151 may be used as input unit and output device.Display unit 151 may include liquid crystal display (LCD), thin film transistor (TFT)
In LCD (TFT-LCD), Organic Light Emitting Diode (OLED) display, flexible display, three-dimensional (3D) display etc. at least
It is a kind of.Some in these displays may be constructed such that transparence to allow user to watch from outside, this is properly termed as transparent
Display, typical transparent display can be, for example, TOLED (transparent organic light emitting diode) display etc..According to specific
Desired embodiment, mobile terminal 100 may include two or more display units (or other display devices), for example, moving
Dynamic terminal may include outernal display unit (not shown) and inner display unit (not shown).Touch screen can be used for detecting touch
Input pressure and touch input position and touch input area.
Audio output module 152 can mobile terminal be in call signal reception pattern, call mode, logging mode,
It is when under the isotypes such as speech recognition mode, broadcast reception mode, wireless communication unit 110 is received or in memory 160
The audio data transducing audio signal of middle storage and to export be sound.Moreover, audio output module 152 can provide and movement
The relevant audio output of specific function (for example, call signal receives sound, message sink sound etc.) that terminal 100 executes.
Audio output module 152 may include loudspeaker, buzzer etc..
Alarm unit 153 can provide output notifying event to mobile terminal 100.Typical event can be with
Including calling reception, message sink, key signals input, touch input etc..Other than audio or video output, alarm unit
153 can provide output in different ways with the generation of notification event.For example, alarm unit 153 can be in the form of vibration
Output is provided, when receiving calling, message or some other entrance communications (incoming communication), alarm list
Member 153 can provide tactile output (that is, vibration) to notify to user.By providing such tactile output, even if
When the mobile phone of user is in the pocket of user, user also can recognize that the generation of various events.Alarm unit 153
The output of the generation of notification event can be provided via display unit 151 or audio output module 152.
Memory 160 can store the software program etc. of the processing and control operation that are executed by controller 180, Huo Zheke
Temporarily to store oneself data (for example, telephone directory, message, still image, video etc.) through exporting or will export.And
And memory 160 can store about the vibrations of various modes and audio signal exported when touching and being applied to touch screen
Data.
Memory 160 may include the storage medium of at least one type, and the storage medium includes flash memory, hard disk, more
Media card, card-type memory (for example, SD or DX memory etc.), random access storage device (RAM), static random-access storage
Device (SRAM), read-only memory (ROM), electrically erasable programmable read-only memory (EEPROM), programmable read only memory
(PROM), magnetic storage, disk, CD etc..Moreover, mobile terminal 100 can execute memory with by network connection
The network storage device of 160 store function cooperates.
The overall operation of the usually control mobile terminal of controller 180.For example, controller 180 executes and voice communication, data
Communication, video calling etc. relevant control and processing.In addition, controller 180 may include for reproducing (or playback) more matchmakers
The multi-media module 1810 of volume data, multi-media module 1810 can construct in controller 180, or can be structured as and control
Device 180 processed separates.Controller 180 can be with execution pattern identifying processing, by the handwriting input executed on the touchscreen or figure
Piece draws input and is identified as character or image.
Power supply unit 190 receives external power or internal power under the control of controller 180 and provides operation each member
Electric power appropriate needed for part and component.
Various embodiments described herein can be to use the calculating of such as computer software, hardware or any combination thereof
Machine readable medium is implemented.Hardware is implemented, embodiment described herein can be by using application-specific IC
(ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), scene can
Programming gate array (FPGA), controller, microcontroller, microprocessor, is designed to execute function described herein processor
At least one of electronic unit is implemented, and in some cases, such embodiment can be implemented in controller 180.
For software implementation, the embodiment of such as process or function can with allow to execute the individual of at least one functions or operations
Software module is implemented.Software code can by the software application (or program) write with any programming language appropriate Lai
Implement, software code can store in memory 160 and be executed by controller 180.
So far, oneself is through describing mobile terminal according to its function.In the following, for the sake of brevity, will description such as folded form,
Slide type mobile terminal in various types of mobile terminals of board-type, oscillating-type, slide type mobile terminal etc., which is used as, to be shown
Example.Therefore, the present invention can be applied to any kind of mobile terminal, and be not limited to slide type mobile terminal.
Mobile terminal 100 as shown in Figure 2 may be constructed such that using via frame or grouping send data it is all if any
Line and wireless communication system and satellite-based communication system operate.
Referring now to Fig. 3 description communication system that wherein mobile terminal according to the present invention can operate.
Different air interface and/or physical layer can be used in such communication system.For example, used by communication system
Air interface includes such as frequency division multiple access (FDMA), time division multiple acess (TDMA), CDMA (CDMA) and universal mobile communications system
System (UMTS) (particularly, long term evolution (LTE)), global system for mobile communications (GSM) etc..As non-limiting example, under
The description in face is related to cdma communication system, but such introduction is equally applicable to other types of system.
With reference to Fig. 3, cdma wireless communication system may include multiple mobile terminals 100, multiple base stations (BS) 270, base station
Controller (BSC) 275 and mobile switching centre (MSC) 280.MSC280 is configured to and Public Switched Telephony Network (PSTN)
290 form interface.MSC280 is also structured to form interface with the BSC275 that can be couple to base station 270 via back haul link.
Back haul link can be constructed according to any in several known interfaces, and the interface includes such as E1/T1, ATM, IP,
PPP, frame relay, HDSL, ADSL or xDSL.It will be appreciated that system may include multiple BSC2750 as shown in Figure 3.
Each BS270 can service one or more subregions (or region), by multidirectional antenna or the day of direction specific direction
Each subregion of line covering is radially far from BS270.Alternatively, each subregion can be by two or more for diversity reception
Antenna covering.Each BS270, which may be constructed such that, supports multiple frequency distribution, and the distribution of each frequency has specific frequency spectrum
(for example, 1.25MHz, 5MHz etc.).
What subregion and frequency were distributed, which intersects, can be referred to as CDMA Channel.BS270 can also be referred to as base station transceiver
System (BTS) or other equivalent terms.In this case, term " base station " can be used for broadly indicating single
BSC275 and at least one BS270.Base station can also be referred to as " cellular station ".Alternatively, each subregion of specific BS270 can be claimed
For multiple cellular stations.
As shown in Figure 3, broadcast singal is sent to the mobile terminal operated in system by broadcsting transmitter (BT) 295
100.Broadcasting reception module 111 as shown in Figure 2 is arranged at mobile terminal 100 to receive the broadcast sent by BT295
Signal.In fig. 3 it is shown that several global positioning system (GPS) satellites 300.The help of satellite 300 positions multiple mobile terminals
At least one of 100.
In Fig. 3, multiple satellites 300 are depicted, it is understood that, it is useful to can use any number of satellite acquisition
Location information.GPS module 115 as shown in Figure 2 is generally configured to cooperate with satellite 300 to obtain desired positioning and believe
Breath.It substitutes GPS tracking technique or except GPS tracking technique, the other of the position that can track mobile terminal can be used
Technology.In addition, at least one 300 property of can choose of GPS satellite or extraly processing satellite dmb transmission.
As a typical operation of wireless communication system, BS270 receives the reverse link from various mobile terminals 100
Signal.Mobile terminal 100 usually participates in call, information receiving and transmitting and other types of communication.Certain base station 270 is received each anti-
It is handled in specific BS270 to link signal.The data of acquisition are forwarded to relevant BSC275.BSC provides call
The mobile management function of resource allocation and the coordination including the soft switching process between BS270.The number that BSC275 will also be received
According to MSC280 is routed to, the additional route service for forming interface with PSTN290 is provided.Similarly, PSTN290 with
MSC280 forms interface, and MSC and BSC275 form interface, and BSC275 controls BS270 correspondingly with by forward link signals
It is sent to mobile terminal 100.
Based on above-mentioned mobile terminal hardware configuration and communication system, each embodiment of the method for the present invention is proposed.
The apparatus module figure of the interference of reduction terminal touch screen described in Fig. 4 embodiment of the present invention.
Described device is applied in the terminal comprising touch screen, and described device includes:
Judgment module 401 is interfered, is greater than for detecting that the number of touch action occurs within a preset period of time for terminal
After one preset value, terminal transmission signal strength is reduced；And after the reduction of terminal transmission signal strength, the preset time period is judged
Whether the interior number that touch action occurs is less than or equal to the second preset value, if it is, judging that terminal touch screen is sent out by terminal
Penetrate the interference of signal；
Interference reduces module 402, in interference of the terminal touch screen by terminal transmission signal, controlling terminal touch screen electricity
Signal-to-noise ratio is improved on road until interference disappears.
Optionally, the preset time, and preset value in the preset time can be set when terminal is dispatched from the factory,
It is solidificated in terminal operating system；Terminal is also allowed for be configured using user according to use habit.Second preset value
Less than or equal to the first preset value.
Optionally, in the present embodiment, judging unit is interfered, is arranged to reduce terminal transmission signal in the following way
Intensity:
Gradually decrease terminal transmission signal strength；
Every primary transmitting signal strength of reduction judges whether the terminal transmission signal strength after reducing meets and is greater than or waits
In the condition of minimum transmitting signal strength.In the case where meeting the condition, interference judgment module is touched as described in judgement
When the number of screen movement is less than or equal to the second preset value, then it is assumed that terminal touch screen receives the interference of transmitting signal.Optionally,
Gradually decreasing own transmission signal strength includes: to gradually decrease own transmission signal strength with fixed step size, or, with any step-length
Gradually decrease own transmission signal strength.
Optionally, in other embodiments, judging unit is interfered, is arranged to reduce terminal transmission letter in the following way
Number intensity:
Directly reducing terminal transmission signal strength is minimum transmitting signal strength.If interference judgment module judges the hair
When the number of raw touch action is less than or equal to the second preset value, then it is assumed that itself touch screen receives the interference of transmitting signal.
The minimum transmitting signal strength refers to guaranteeing that terminal and the minimum transmitting signal of other terminal normal communications are strong
Degree.
Optionally, in the present embodiment, interference reduces module, for the interference in terminal touch screen by terminal transmission signal
When, controlling terminal touch screen circuit improves signal-to-noise ratio until interference disappears, comprising:
Controlling terminal touch screen circuit improves signal-to-noise ratio with preset step-length；
If the signal-to-noise ratio after improving is less than best signal-to-noise ratio, and interference does not disappear, then continues controlling terminal touch screen circuit
Signal-to-noise ratio is improved with the preset step-length, the best signal-to-noise ratio until interference disappears or reaches.Usual touch screen terminal is dispatching from the factory
When, the signal-to-noise ratio of touch screen circuit is preferentially set as guaranteeing that touch-control effect is optimal, and the optimal signal-to-noise ratio of touch screen effect is not necessarily at this time
It can guarantee that the interference free performance of touch screen circuit is optimal, best signal-to-noise ratio described in the present embodiment is referred in this signal-to-noise ratio condition
Lower touch screen circuit anti-interference effect is optimal.
Optionally, in other embodiments, interference reduces module, for being done in terminal touch screen by terminal transmission signal
When disturbing, controlling terminal touch screen circuit improves signal-to-noise ratio until interference disappears, comprising:
Controlling terminal touch screen circuit interferes after improving current signal to its best signal-to-noise ratio to disappear.
Optionally, interference reduces module and is arranged to judge that interference disappears in the following way:
Whether the number that touch action occurs within a preset time for judgement is less than or equal to third preset value, if it is,
Judge that the interference that touch screen is subject to disappears.The third preset value is less than the second preset value.
Optionally, in the present embodiment, the interference reduces module, if being also used to controlling terminal touch screen circuit will currently believe
It makes an uproar than improving to its best signal-to-noise ratio, there are still then set described for the signal-to-noise ratio of terminal touch screen circuit and preferably believe for interference
It makes an uproar ratio.
Optionally, in the present embodiment, judging unit is interfered, the satisfaction of the terminal transmission signal strength after reduction is also used to
Under conditions of emitting signal strength equal to minimum, if the number that touch action occurs is greater than the second preset value, end is judged
Hold the touch screen not interference by terminal transmission signal.
It is described to touch under conditions of terminal transmission signal strength after reduction is met equal to minimum transmitting signal strength
The number of screen movement is still greater than the second preset value, illustrates that the frequent degree that touch action occurs will not be with transmitting signal strength
Weaken and weaken, touch action at this moment may be due to caused by the maloperation of user, and terminal touch screen itself is not believed by transmitting
Number interference, can no longer carry out continuing any operation herein, or the numerical value for signal strength will be emitted being restored to before reducing.
Above-mentioned technical proposal can be realized that terminal is automatic, easily reduces interference suffered by touch screen, promote the touching of user
Screen experience.
The method flow diagram of the interference of reduction terminal touch screen described in Fig. 5 embodiment of the present invention.
S601 terminal detects generation touch action；
After S602 terminal detects that the number that touch action occurs in preset time period is greater than the first preset value, itself is reduced
Emit signal strength；
S603 terminal judges time that touch action occurs in the preset time period after the reduction of own transmission signal strength
Whether number is less than or equal to the second preset value, if so, terminal control terminal touch screen circuit improves signal-to-noise ratio until interference disappears.
Optionally, the preset time, and preset value in the preset time can be set when terminal is dispatched from the factory,
It is solidificated in terminal operating system；Terminal is also allowed for be configured using user according to use habit.Second preset value
Less than or equal to the first preset value.
Optionally, in the present embodiment, the method for terminal reduction own transmission signal strength includes:
Terminal gradually decreases own transmission signal strength；
The primary transmitting signal strength of the every reduction of terminal judges whether the own transmission signal strength after reducing meets and is greater than
Or the condition equal to minimum transmitting signal strength, in the case where meeting the condition, touch action occurs as described in judgement
When number is less than or equal to the second preset value, then it is assumed that itself touch screen receives the interference of transmitting signal.Optionally, terminal is gradually
Reducing own transmission signal strength includes: that terminal with fixed step size gradually decreases own transmission signal strength, or, terminal is with any
Step-length gradually decreases own transmission signal strength.
Optionally, in other embodiments, the method for terminal reduction own transmission signal strength includes:
Terminal reduces own transmission signal strength directly as minimum transmitting signal strength；
If terminal judges that the number that touch action occurs is less than or equal to the second preset value, then it is assumed that itself touching
Screen receives the interference of transmitting signal.
The minimum transmitting signal strength refers to guaranteeing that terminal and the minimum transmitting signal of other terminal normal communications are strong
Degree.
Optionally, in the present embodiment, the terminal control terminal touch screen circuit improves signal-to-noise ratio until interference disappearance, packet
It includes:
Terminal control touch screen circuit improves signal-to-noise ratio with preset step-length；
If the signal-to-noise ratio after improving is less than best signal-to-noise ratio, and interference does not disappear, then continues controlling terminal touch screen circuit
Signal-to-noise ratio is improved with the preset step-length, the best signal-to-noise ratio until interference disappears or reaches.Usual touch screen terminal when leaving the factory, touches
The signal-to-noise ratio of screen circuit is preferentially set as guaranteeing that touch-control effect is optimal, and the optimal signal-to-noise ratio of touch screen effect can not necessarily be protected at this time
The interference free performance for demonstrate,proving touch screen circuit is optimal, and best signal-to-noise ratio described in the present embodiment refers to touch screen under the conditions of this signal-to-noise ratio
Circuit anti-interference effect is optimal.
Optionally, in other embodiments, the terminal control terminal touch screen circuit improves signal-to-noise ratio and disappears until interfering,
Include:
Terminal control touch screen circuit interferes after improving current signal to its best signal-to-noise ratio to disappear.
Optionally, the method for above-mentioned judgement interference disappearance includes:
Whether the number that touch action occurs within a preset time for terminal judgement is less than or equal to third preset value, if
It is then to judge that the interference that touch screen is subject to disappears.The third preset value is less than the second preset value.
Optionally, in the present embodiment, the above method further include:
After controlling terminal touch screen circuit improves current signal to its best signal-to-noise ratio, there are still then will be whole for interference
The signal-to-noise ratio of end touch screen circuit is set as the best signal-to-noise ratio.
Optionally, in the present embodiment, the above method further include:
It is described to touch under conditions of terminal transmission signal strength after reduction is met equal to minimum transmitting signal strength
The number of screen movement is greater than the second preset value, then terminal judges interference of itself touch screen not by own transmission signal.
It is described to touch under conditions of terminal transmission signal strength after reduction is met equal to minimum transmitting signal strength
The number of screen movement is still greater than the second preset value, illustrates that the frequent degree that touch action occurs will not be with transmitting signal strength
Weaken and weaken, touch action at this moment may be due to caused by the maloperation of user, and terminal touch screen itself is not believed by transmitting
Number interference, terminal, which can no longer carry out continuing any operation or terminal, herein will emit before signal strength is restored to reduction
Numerical value.
Above-mentioned technical proposal can be realized that terminal is automatic, easily reduces interference suffered by touch screen, promote the touching of user
Screen experience.
The application of the application embodiment of the method is illustrated below by way of application.With mobile terminal in following application example
To be illustrated for mobile phone.
As shown in Figure 6.
S700 mobile phone detects whether that touch action occurs, if so, executing step S701；If not, continuing to execute step
S700；
S701 mobile phone judges whether the number of the touch action occurred in time T1 is greater than preset value N1, and T1, N1 can be set
It sets, if so, executing step S702；If not, return step S700；
S702 mobile phone reduces own transmission signal strength with preset step-length Δ 1；
When transmitting signal strength of the S703 after mobile phone judgement reduces is greater than the minimum transmitting signal strength of mobile phone, step is executed
Rapid S704；When transmitting signal strength after mobile phone judgement reduces is equal to the minimum transmitting signal strength of mobile phone, S705 is executed；
S704 mobile phone judges whether the number of the touch action occurred in time T1 is less than or equal to preset value N2, if
It is to execute step S706；If not, executing step S702；
S705 mobile phone judges whether the number of the touch action occurred in time T1 is less than or equal to preset value N2, if
It is to execute step S706；If not, executing step S709；
S706 illustrates that mobile phone receives the interference of transmitting signal strength, and mobile phone controls touch screen circuit and improves with preset step-length Δ
2 improve the signal-to-noise ratio of itself；
If the signal-to-noise ratio after S707 mobile phone improves is less than best signal-to-noise ratio, step S708 is executed；After if mobile phone improves
Signal-to-noise ratio be equal to best signal-to-noise ratio, execute step S710；
S708 mobile phone judges whether the number that touch action occurs in time T1 is less than or equal to preset value N3, if
It is to illustrate that the interference for emitting signal suffered by touch screen has disappeared, executes step S712；If not, illustrating transmitting suffered by touch screen
The interference of signal still has, and executes step S706；
S709 illustrates that the frequent degree that touch action occurs will not weaken with the decrease of transmitting signal strength, and touch screen is dynamic
Making may be due to caused by the maloperation of user, and mobile phone restores the signal strength to reduction for signal strength is emitted, and executes step
S712；
S710 mobile phone judges whether the number that touch action occurs in time T1 is less than or equal to preset value N3, if
It is to illustrate that the interference for emitting signal suffered by touch screen has disappeared, executes step S712；If not, illustrating transmitting suffered by touch screen
The interference of signal still has, and executes step S711；
The signal-to-noise ratio of terminal touch screen circuit is set the best signal-to-noise ratio by S711；
S712 process terminates.
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.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
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 device (can be mobile phone, computer, clothes
Business device, air conditioner or the network equipment etc.) execute method described in each embodiment of the present invention.
The above is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of device for reducing the interference of terminal touch screen, which is characterized in that described device includes:
Judgment module is interfered, for detecting that the number of touch action occurs within a preset period of time for terminal greater than the first preset value
Afterwards, terminal transmission signal strength is reduced；And after the reduction of terminal transmission signal strength, judge to touch in the preset time period
Whether the number of screen movement is less than or equal to the second preset value, if it is, judging terminal touch screen by terminal transmission signal
Interference；
Interference reduces module, in interference of the terminal touch screen by terminal transmission signal, controlling terminal touch screen circuit to be improved
Signal-to-noise ratio is until interference disappears.
2. device as described in claim 1, which is characterized in that the interference judgment module, for strong in terminal transmission signal
After degree reduces, judge whether the number that touch action occurs in the preset time period is less than or equal to the second preset value, comprising:
It is continuous to reduce own transmission signal strength, and after reducing the own transmission signal strength every time, judge described pre-
If whether the number that touch action occurs in the period is less than or equal to the second preset value, occur until in the preset time period
The number of touch action is less than or equal to the second preset value；Wherein, the own transmission signal strength satisfaction after reduction is greater than or waits
Emit signal strength in minimum.
3. device as claimed in claim 1 or 2, which is characterized in that interference reduces module, is used in terminal touch screen by terminal
When emitting the interference of signal, controlling terminal touch screen circuit improves signal-to-noise ratio until interference disappears, comprising:
Controlling terminal touch screen circuit improves signal-to-noise ratio with preset step-length；
If the signal-to-noise ratio after improving is less than best signal-to-noise ratio, and interference does not disappear, then continues controlling terminal touch screen circuit with institute
It states preset step-length and improves signal-to-noise ratio, the best signal-to-noise ratio until interference disappears or reaches；
Or
Controlling terminal touch screen circuit interferes after improving current signal to its best signal-to-noise ratio to disappear.
4. device as claimed in claim 3, which is characterized in that
The interference reduces module, improves current signal to its best signal-to-noise ratio if being also used to controlling terminal touch screen circuit
Afterwards, there are still set the best signal-to-noise ratio for the signal-to-noise ratio of terminal touch screen circuit for interference.
5. device as claimed in claim 2, which is characterized in that
Judging unit is interfered, the terminal transmission signal strength after reduction is also used to and meets the item for being equal to minimum transmitting signal strength
Under part, if the number that touch action occurs is greater than the second preset value, judge that terminal touch screen is not believed by terminal transmission
Number interference.
6. a kind of method for reducing the interference of terminal touch screen characterized by comprising
After terminal detects that the number that touch action occurs in preset time period is greater than the first preset value, own transmission signal is reduced
Intensity；
After the own transmission signal strength reduces, judge whether the number that touch action occurs in the preset time period is less than
Or it is equal to the second preset value；
If so, controlling terminal touch screen circuit improves signal-to-noise ratio until interference disappears.
7. method as claimed in claim 6, which is characterized in that after the own transmission signal strength reduces, judge described pre-
If whether the number that touch action occurs in the period is less than or equal to the second preset value, comprising:
The own transmission signal strength is continuously reduced, and after reducing the own transmission signal strength every time, judges institute
Whether the number for stating generation touch action in preset time period is less than or equal to the second preset value, until in the preset time period
The number that touch action occurs is less than or equal to the second preset value；Wherein, the own transmission signal strength satisfaction after reduction is greater than
Or it is equal to minimum transmitting signal strength.
8. method according to claim 6 or 7, which is characterized in that the controlling terminal touch screen circuit improve signal-to-noise ratio until
Interference disappears, comprising:
Controlling terminal touch screen circuit improves signal-to-noise ratio with preset step-length；
If the signal-to-noise ratio after improving is less than best signal-to-noise ratio, and interference does not disappear, then continues controlling terminal touch screen circuit with institute
It states preset step-length and improves signal-to-noise ratio, the best signal-to-noise ratio until interference disappears or reaches；
Or,
Controlling terminal touch screen circuit interferes after improving current signal to its best signal-to-noise ratio to disappear.
9. method according to claim 8, which is characterized in that the method also includes:
After controlling terminal touch screen circuit improves current signal to its best signal-to-noise ratio, there are still then touch terminal for interference
The signal-to-noise ratio of screen circuit is set as the best signal-to-noise ratio.
10. method as claimed in claim 7, which is characterized in that the method also includes:
Under conditions of terminal transmission signal strength after reduction is met equal to minimum transmitting signal strength, the generation touch screen is dynamic
The number of work is greater than the second preset value, then terminal judges interference of itself touch screen not by own transmission signal.
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|---|---|---|---|---|
| CN103425373A (en) * | 2013-07-25 | 2013-12-04 | 敦泰科技有限公司 | Capacitive touch screen and wireless electronic device with capacitive touch screen |
| CN104199586A (en) * | 2014-09-16 | 2014-12-10 | 重庆京东方光电科技有限公司 | Array substrate, embedded touch screen and touch display device |
| CN106201073A (en) * | 2016-06-28 | 2016-12-07 | 维沃移动通信有限公司 | The signal processing method of a kind of electric capacity touch screen and mobile terminal |
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| EP2356551A4 (en) * | 2008-11-12 | 2012-05-02 | Flatfrog Lab Ab | Integrated touch-sensing display apparatus and method of operating the same |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103425373A (en) * | 2013-07-25 | 2013-12-04 | 敦泰科技有限公司 | Capacitive touch screen and wireless electronic device with capacitive touch screen |
| CN104199586A (en) * | 2014-09-16 | 2014-12-10 | 重庆京东方光电科技有限公司 | Array substrate, embedded touch screen and touch display device |
| CN106201073A (en) * | 2016-06-28 | 2016-12-07 | 维沃移动通信有限公司 | The signal processing method of a kind of electric capacity touch screen and mobile terminal |
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