CN105357367B - Recognition by pressing keys device and method based on pressure sensor - Google Patents

Recognition by pressing keys device and method based on pressure sensor Download PDF

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Publication number
CN105357367B
CN105357367B CN201510641420.2A CN201510641420A CN105357367B CN 105357367 B CN105357367 B CN 105357367B CN 201510641420 A CN201510641420 A CN 201510641420A CN 105357367 B CN105357367 B CN 105357367B
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Prior art keywords
induction region
pressure value
pressure
recognition
threshold
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CN105357367A (en
Inventor
鲍琦
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Nubia Technology Co Ltd
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Nubia Technology Co Ltd
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Classifications

    • 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
    • H04M1/72466—User interfaces specially adapted for cordless or mobile telephones with selection means, e.g. keys, having functions defined by the mode or the status of the device
    • 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]
    • G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
    • 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]
    • G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
    • G06F3/0485—Scrolling or panning
    • 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
    • G06F3/04886—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 by partitioning the display area of the touch-screen or the surface of the digitising tablet into independently controllable areas, e.g. virtual keyboards or menus

Abstract

The invention discloses a kind of recognition by pressing keys device based on pressure sensor, the recognition by pressing keys device based on pressure sensor include：Detection module, the third pressure value of the first pressure value of the first induction region for obtaining pressure sensor, the second pressure value of the second induction region and third induction region, first induction region, second induction region and the third induction region are disposed adjacent successively；Comparing module, the pressure difference value for calculating the first pressure value and the third pressure value, and the pressure difference value is compared with preset first threshold；Identification module, for when the pressure difference value is less than or equal to the first threshold, recognition by pressing keys to be carried out according to the second pressure value.The recognition by pressing keys method based on pressure sensor that the present invention also provides a kind of.The present invention substantially increases the accuracy of the recognition by pressing keys based on pressure sensor, improves user experience.

Description

Recognition by pressing keys device and method based on pressure sensor
Technical field
The present invention relates to technical field of mobile terminals more particularly to a kind of recognition by pressing keys device based on pressure sensor and Method.
Background technology
With the fast development of the communication technology and terminal technology, mobile phone, smart phone, laptop, PDA are (a Personal digital assistant), PAD (tablet computer), the use of the terminals such as PMP (portable media player) it is more and more extensive.Due to Large screen mobile terminal is more suitable for watching film, plays the various recreations such as game, leads to the viewing area of existing mobile terminal Domain the more is done the more big, while the key area for also resulting in mobile terminal is smaller and smaller so that the button based on pressure sensor is known Other difficulty is increasing, since the existing button based on pressure sensor only obtains pressure by two pressure sensitive regions Value carries out recognition by pressing keys, when the pressure value phase that two induction regions sense according to the pressure difference value of two induction region inductions Meanwhile then button can not accurately be identified.Therefore, it causes during the recognition by pressing keys based on pressure sensor, The problem of button can not being accurately identified.
The above is only used to facilitate the understanding of the technical scheme, and is not represented and is recognized that the above is existing skill Art.
Invention content
It is a primary object of the present invention to solve during the recognition by pressing keys based on pressure sensor, can not to button into The problem of row accurately identifies.
To achieve the above object, a kind of recognition by pressing keys device based on pressure sensor provided by the invention, it is described to be based on The recognition by pressing keys device of pressure sensor includes：
Detection module, the first pressure value of the first induction region for obtaining pressure sensor, the second induction region The third pressure value of second pressure value and third induction region, first induction region, second induction region and described Third induction region is disposed adjacent successively；
Comparing module, the pressure difference value for calculating the first pressure value and the third pressure value, and by the pressure Force difference value is compared with preset first threshold；
Identification module is used for when the pressure difference value is less than or equal to the first threshold, according to the second pressure Value carries out recognition by pressing keys.
Preferably, the comparing module is additionally operable to when the pressure difference value is less than or equal to the first threshold, by institute Second pressure value is stated to be compared with preset second threshold；
The identification module, if being additionally operable to the second pressure value is greater than or equal to the second threshold, it is determined that described Second induction region is accidentally touched；
The identification module is felt if being additionally operable to the second pressure value is less than the second threshold according to described first The time of pressing for pressing time and the third induction region in region is answered to carry out recognition by pressing keys.
Preferably, the identification module includes acquiring unit and recognition unit；
The acquiring unit, for when the second pressure value is less than the second threshold, obtaining first induction Region press time and the third induction region press the time；
The recognition unit, be additionally operable to when first induction region press time and the third induction region by When lower time is identical, it is identified as first induction region and the third induction region while is pressed, and execute corresponding Combination button function；
The recognition unit, be additionally operable to when first induction region press time and the third induction region by When lower time difference, it is identified as slide, corresponding sliding keypress function is executed according to glide direction.
Preferably, the recognition unit, if the time of pressing for being additionally operable to first induction region incude in the third Region press the time before, then be identified as sliding to the slide of third induction region by the first induction region, and execute institute The corresponding sliding keypress function of glide direction identified；
The recognition unit, if be additionally operable to first induction region press the time the third induction region by It after the lower time, then is identified as sliding to the slide of the first induction region by third induction region, and executes and identified The corresponding sliding keypress function of glide direction.
Preferably, the comparing module is additionally operable to when the pressure difference value is more than the first threshold, by described first Pressure value and the third pressure value are compared；
The identification module is identified as described the if being additionally operable to the first pressure value is more than the third pressure value One induction region is pressed, and executes the corresponding keypress function of first induction region；
The identification module is identified as described the if being additionally operable to the first pressure value is less than the third pressure value Three induction regions are pressed, and execute the corresponding keypress function of the third induction region.
In addition, to achieve the above object, the recognition by pressing keys method based on pressure sensor that the present invention also provides a kind of is described Recognition by pressing keys method based on pressure sensor includes the following steps：
Obtain the first pressure value of the first induction region of pressure sensor, the second pressure value of the second induction region and the The third pressure value of three induction regions, first induction region, second induction region and the third induction region according to It is secondary to be disposed adjacent；
Calculate the pressure difference value of the first pressure value and the third pressure value, and by the pressure difference value with it is preset First threshold is compared；
When the pressure difference value is less than or equal to the first threshold, button knowledge is carried out according to the second pressure value Not.
Preferably, described the step of carrying out recognition by pressing keys according to the second pressure value, includes：
When the pressure difference value is less than or equal to the first threshold, by the second pressure value and preset second threshold Value is compared；
If the second pressure value is greater than or equal to the second threshold, it is determined that second induction region is accidentally touched；
If the second pressure value is less than the second threshold, time and institute are pressed according to first induction region The time of pressing for stating third induction region carries out recognition by pressing keys.
Preferably, it is described according to first induction region press time and the third induction region press the time Carry out recognition by pressing keys the step of include：
When the second pressure value is less than the second threshold, obtain first induction region presses time and institute That states third induction region presses the time；
When first induction region press time and the third induction region press the time it is identical when, be identified as First induction region and the third induction region are pressed simultaneously, and execute corresponding combination button function；
Time and when pressing time difference of the third induction region are pressed when first induction region, is identified as Slide executes corresponding sliding keypress function according to glide direction.
Preferably, it is described when first induction region press time and the third induction region press the time not Meanwhile it being identified as slide, and the step of executing corresponding sliding keypress function includes：
If first induction region press the time the third induction region press the time before, be identified as Slide to the slide of third induction region by the first induction region, and execute the corresponding sliding of identified glide direction by Key function；
If first induction region press the time the third induction region press the time after, be identified as Slide to the slide of the first induction region by third induction region, and execute the corresponding sliding of identified glide direction by Key function.
Preferably, the pressure difference value for calculating the first pressure value and the third pressure value, and by the pressure After the step of difference is compared with preset first threshold, further include：
When the pressure difference value is more than the first threshold, the first pressure value and the third pressure value are carried out It compares；
If the first pressure value is more than the third pressure value, it is identified as first induction region and is pressed, and Execute the corresponding keypress function of first induction region；
If the first pressure value is less than the third pressure value, it is identified as the third induction region and is pressed, and Execute the corresponding keypress function of the third induction region.
The present invention by obtain the first induction region first pressure value and third induction region third pressure value, with root Recognition by pressing keys is carried out according to the pressure difference value of the first pressure value and the third pressure value, if the pressure difference value is in the first threshold In the range of value, then button knowledge is carried out by the second induction region between first induction region and third induction region Not, to judge whether second induction region is pressed, and corresponding keypress function is executed.So that the first induction region and the The pressure value of three induction regions detected is identical or pressure difference value within a preset range when, can be according to the second induction region Pressure value carry out recognition by pressing keys, substantially increase the accuracy of the recognition by pressing keys based on pressure sensor, improve user's body It tests.
Description of the drawings
Fig. 1 to realize the present invention the mobile terminal of each embodiment hardware configuration signal；
Fig. 2 is the wireless communication system schematic diagram of mobile terminal as shown in Figure 1；
Fig. 3 is that the present invention is based on the high-level schematic functional block diagrams of the first embodiment of the recognition by pressing keys device of pressure sensor；
Fig. 4 is the button schematic diagram based on pressure sensor in the present invention；
Fig. 5 is the first induction region of pressure sensor in the present invention, the second induction region and the signal of third induction region Figure；
Fig. 6 is that the present invention is based on the high-level schematic functional block diagrams of the second embodiment of the recognition by pressing keys device of pressure sensor；
Fig. 7 is that the present invention is based on the flow diagrams of the first embodiment of the recognition by pressing keys method of pressure sensor；
Fig. 8 is that the present invention is based on the flow diagrams of the second embodiment of the recognition by pressing keys method of pressure sensor；
Fig. 9 is that the present invention is based on the flow diagrams of the 3rd embodiment of the recognition by pressing keys method of pressure sensor.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
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 be conducive to the present invention explanation, 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, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.
Fig. 1 to realize the present invention the mobile terminal of each embodiment hardware configuration signal.
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. 1 shows the mobile terminal 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 via broadcast channel from external broadcast management server Relevant information.Broadcast channel may include satellite channel and/or terrestrial channel.Broadcast management server can be generated and sent The broadcast singal and/or broadcast related information that the server or reception of broadcast singal and/or broadcast related information generate before And send it to the server of terminal.Broadcast singal may include TV broadcast singals, 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 of signal and above-mentioned digit broadcasting system.Via broadcasting reception module 111 receive broadcast singal and/ Or broadcast related information can be stored 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 the various types of data for sending and/or receiving according to text and/or Multimedia Message.
Wireless Internet module 113 supports the Wi-Fi (Wireless Internet Access) of mobile terminal.The module can be internally or externally It is couple to terminal.Wi-Fi (Wireless Internet Access) technology involved by 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 (I rDA), ultra wide band (UWB), purple honeybeeTMEtc..
Location information module 115 is the module of the location information for checking or obtaining 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, to according to longitude, latitude Highly accurately calculate three-dimensional current location information.Currently, it is defended using three for the method for calculating position and temporal information 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 units 120 are for receiving audio or video signal.A/V input units 120 may include 121 He of camera Microphone 122, camera 121 in video acquisition mode or image capture mode by image capture apparatus obtain static images Or the image data of video is handled.Treated, and picture frame may be displayed on display unit 151.It is handled through camera 121 Picture frame afterwards can be stored in memory 160 (or other storage mediums) or be sent out via wireless communication unit 110 It send, two or more cameras 121 can be provided according to the construction of mobile terminal.Microphone 122 can be in telephone calling model, note Sound (audio data) is received via microphone in record pattern, speech recognition mode etc. operational mode, and can will in this way Acoustic processing be audio data.Audio that treated (voice) data can be converted in the case of telephone calling model can The format output of mobile communication base station is sent to via mobile communication module 112.Microphone 122 can implement various types of make an uproar Sound eliminates (or inhibition) algorithm to eliminate the noise or do that (or inhibition) generates during sending and receiving audio signal It disturbs.
User input unit 130 can generate key input data to control each of mobile terminal according to order input by user Kind operation.User input unit 130 allows user to input various types of information, and may include keyboard, metal dome, touch Plate (for example, sensitive component of detection variation of resistance, pressure, capacitance 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, when mobile terminal 100 is embodied as sliding-type mobile phone, sensing unit 140 can sense The sliding-type phone is to open or close.In addition, sensing unit 140 can detect power supply unit 190 whether provide electric power or Whether person's interface unit 170 couples with external device (ED).Sensing unit 140, which may include proximity sensor 141, to be combined 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 store to 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 with identification module can (hereinafter referred to as " identification device ") take the form of smart card therefore to 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 the transmission 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 provides to the path of mobile terminal 100 from pedestal or may be used as that the various command signals inputted from pedestal is allowed 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 Go out signal (for example, audio signal, vision signal, alarm signal, vibration signal etc.).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 Download etc.) relevant user interface (U I) or graphic user interface (GU I).When mobile terminal 100 is in video calling mould When formula or image capture mode, display unit 151 can show the image of capture and/or the image of reception, video is shown or The UI or GUI etc. of image and correlation function.
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 be watched 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, which can be used for detecting, to be touched 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 that wireless communication unit 110 is received or in memory 160 when under the isotypes such as speech recognition mode, broadcast reception mode 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 loud speaker, 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 exports, alarm unit 153 can provide output with the generation of notification event in different ways.For example, alarm unit 153 can be in the form of vibration Output is provided, when receiving calling, message or some other entrance communications (incomingcommunication), alarm list Member 153 can provide tactile output (that is, vibration) to notify to user.It is exported by tactile as offer, 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 be stored about when the vibration and audio signal for touching the various modes that the when of being applied to touch screen exports 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 memories 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 181 of volume data, multi-media module 181 can construct in controller 180, or can be structured as and control Device 180 detaches.Controller 180 can be with execution pattern identifying processing, by the handwriting input executed on the touchscreen or picture It 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 with use such as computer software, hardware or any combination thereof calculating 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 be stored in memory 160 and be executed by controller 180.
So far, oneself according to its function through describing mobile terminal.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 1 may be constructed such that using via frame or grouping transmission data it is all if any Line and wireless communication system and satellite-based communication system operate.
The communication system that mobile terminal wherein according to the present invention can operate is described referring now to Fig. 2.
Such communication system can use different air interface and/or physical layer.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 figure 2, 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) 280MSC 280 are configured to and Public Switched Telephony Network (PSTN) 290 form interface.MSC 280 is also structured to be formed with the BSC 275 that can be couple to base station 270 via back haul link and connect Mouthful.Back haul link can be constructed according to any one of several known interfaces, and the interface includes such as E 1/T1, ATM, IP, PPP, frame relay, HDSL, ADSL or xDSL.It will be appreciated that system may include multiple BSC275 as shown in Figure 2.
Each BS 270 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 BS 270.Alternatively, each subregion can by two for diversity reception or more Multiple antennas covers.Each BS 270, which may be constructed such that, supports multiple frequency distribution, and each frequency distribution has specific frequency It composes (for example, 1.25MHz, 5MHz etc.).
What subregion and frequency were distributed, which intersects, can be referred to as CDMA Channel.BS 270 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 BSC 275 and at least one BS 270.Base station can also be referred to as " cellular station ".Alternatively, each subregion of specific BS270 can be referred to as Multiple cellular stations.
As shown in Figure 2, 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 1 is arranged at mobile terminal 100 to receive the broadcast sent by BT 295 Signal.In fig. 2 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. 2, multiple satellites 300 are depicted, but it is understood that, any number of satellite can be utilized to obtain Useful location information.GPS module 115 as shown in Figure 1 is generally configured to coordinate with satellite 300 desired is determined with obtaining Position information.It substitutes GPS tracking techniques or except GPS tracking techniques, the position that can track mobile terminal can be used Other technologies.In addition, at least one GPS satellite 300 can optionally or additionally handle satellite dmb transmission.
As a typical operation of wireless communication system, BS 270 receives the reverse strand from various mobile terminals 100 Road signal.Mobile terminal 100 usually participates in call, information receiving and transmitting and other types of communication.Each of reception of certain base station 270 Reverse link signal is handled in specific BS 270.The data of acquisition are forwarded to relevant BSC 275.BSC is provided The mobile management function for the resource allocation and the coordination including the soft switching process between BS 270 conversed.BSC 275 will also be received To data be routed to MSC280, the additional route service for forming interface with PSTN 290 is provided.Similarly, PSTN290 and MSC 280 form interface, and MSC and BSC 275 forms interface, and BSC 275 correspondingly control BS270 with by Forward link signals are sent to mobile terminal 100.
Based on above-mentioned mobile terminal hardware configuration and communication system, propose that the present invention is based on the knowledges of the button of pressure sensor The other each embodiment of device.
It is that the present invention is based on the function modules of the first embodiment of the recognition by pressing keys device of pressure sensor with reference to Fig. 3, Fig. 3 Schematic diagram.
In the present embodiment, the recognition by pressing keys device based on pressure sensor includes detection module 10, comparing module 20 and identification module 30；
The detection module 10, the first pressure value of the first induction region for obtaining pressure sensor, the second induction The second pressure value in region and the third pressure value of third induction region, first induction region, second induction region It is disposed adjacent successively with the third induction region；
Mobile terminal obtains the first pressure value of the first induction region of pressure sensor, the second sense by detection module 10 The second pressure value in region and the third pressure value of third induction region are answered, to carry out button knowledge according to acquired pressure value Not.It is the button schematic diagram based on pressure sensor in the present invention with reference to Fig. 4 and Fig. 5, Fig. 4, Fig. 5 is pressure sensing in the present invention The first induction region, the second induction region and the third induction region schematic diagram of device, the pressure sensor, which can be arranged, to be moved The shell side of dynamic terminal, screen side or it is arranged in back of mobile terminal etc., the induction zone of the pressure sensor Domain includes the first induction region 1, the second induction region 2 and third induction region 3, first induction region 1, second sense Region 2 and the third induction region 3 is answered to be disposed adjacent successively, such as：The pressure sensor is arranged outside mobile terminal First induction region can be arranged in the top of induction region, institute when the mobile terminal is placed vertically for shell-side side It states the second induction region to be arranged in the centre of induction region, the third induction region is arranged in the lower part of induction region.
First induction region is used to detect the first pressure value of the sensor, to detect first induction region Whether it is pressed；Second induction region is used to detect the second pressure value of the sensor, to detect second induction Whether region is pressed；The third induction region is used to detect the third pressure value of the sensor, to detect the third Whether induction region is pressed.
Further, the mobile terminal can also get the first pressure value, the second pressure value and institute After stating third pressure value, by the first pressure value, the second pressure value and the third pressure value respectively with it is preset Pressure threshold is touched to be compared, the first pressure value, the second pressure value and the third pressure value be respectively less than or When person touches pressure threshold equal to described in, it is determined as maloperation；In the first pressure value, the second pressure value or described When third pressure value touches pressure threshold more than described in, recognition by pressing keys is carried out according to accessed pressure value.By touching pressure The judgement of force threshold so that the maloperation that user touches the pressure sensor can be accurately identified out, substantially increase The accuracy of recognition by pressing keys based on pressure sensor.
The comparing module 20, the pressure difference value for calculating the first pressure value and the third pressure value, and will The pressure difference value is compared with preset first threshold；
The mobile terminal calculates the pressure difference of the first pressure value and the third pressure value by comparing module 20 Value, and the pressure difference value is compared with preset first threshold；To carry out recognition by pressing keys according to comparison result.Described Whether one threshold value is the preset pressure difference value for judging the first pressure value with the third pressure value in preset model In enclosing.Such as：If the pressure difference value of the first pressure value and the third pressure value is in the pressure limit of the first threshold It is interior, then recognition by pressing keys is carried out according to the second pressure value, and corresponding keypress function is executed according to the gesture-type identified； If the pressure difference value of the first pressure value and the third pressure value has been more than the pressure limit of the first threshold, basis The first pressure value and the third pressure value carry out recognition by pressing keys, and according to the push-button type identified execute it is corresponding by Key function.
The identification module 30, for when the pressure difference value is less than or equal to the first threshold, according to described the Two pressure values carry out recognition by pressing keys；
The mobile terminal determines the of the sensor when the pressure difference value is less than or equal to the first threshold One induction region and third induction region are pressed, and the mobile terminal carries out recognition by pressing keys according to the second pressure value, To improve the accuracy of the recognition by pressing keys based on the pressure sensor.Such as：The mobile terminal is small in the pressure difference value When the first threshold, the second pressure value is compared with preset second threshold；If second pressure Force value is greater than or equal to the second threshold, it is determined that be pressed in the middle part of the sensor, and is identified as maloperation.
The mobile terminal executes corresponding keypress function according to the push-button type identified.The keypress function can be Preset keypress function, such as the brightness regulation of the volume adjustment of audio frequency of mobile terminal, display screen or font size are adjusted. Such as：When first induction region is pressed, increase the brightness of mobile terminal display screen；In the third induction region quilt When pressing, reduce the brightness of the mobile terminal display screen；It is same in first induction region and the third induction region When pressing, carry out screen shot operation etc..Meanwhile to improve the usage experience of user, user can also make according to itself With custom, the pressure sensor keypress function to be triggered is set.
Further, the comparing module 20 is additionally operable to when the pressure difference value is more than the first threshold, will be described First pressure value and the third pressure value are compared；The identification module 30 is more than if being additionally operable to the first pressure value The third pressure value is then identified as first induction region and is pressed, and executes that first induction region is corresponding to be pressed Key function；The identification module 30 is identified as described the if being additionally operable to the first pressure value is less than the third pressure value Three induction regions are pressed, and execute the corresponding keypress function of the third induction region.Pass through the first pressure of pressure sensor When the pressure difference value of force value and third pressure value is more than preset first threshold range, it is identified as the first sense of the mobile terminal It answers region or third induction region to be pressed, further improves the accuracy of mobile terminal key identification.
The present embodiment by obtain the first induction region first pressure value and third induction region third pressure value, with Recognition by pressing keys is carried out according to the pressure difference value of the first pressure value and the third pressure value, if the pressure difference value is first In the range of threshold value, then button knowledge is carried out by the second induction region between first induction region and third induction region Not, to judge whether second induction region is pressed, and corresponding keypress function is executed.So that the first induction region and the The pressure value of three induction regions detected is identical or pressure difference value within a preset range when, can be according to the second induction region Pressure value carry out recognition by pressing keys, substantially increase the accuracy of the recognition by pressing keys based on pressure sensor, improve user's body It tests.
Further, be based on above-mentioned first embodiment, the comparing module 20, be additionally operable to be less than in the pressure difference value or When equal to the first threshold, the second pressure value is compared with preset second threshold；
The identification module 30, if being additionally operable to the second pressure value is greater than or equal to the second threshold, it is determined that institute The second induction region is stated accidentally to be touched；
The identification module 30, if being additionally operable to the second pressure value is less than the second threshold, according to described first The time of pressing for pressing time and the third induction region of induction region carries out recognition by pressing keys.
The mobile terminal is when the pressure difference value is less than or equal to the first threshold, by comparing module 20 by institute Second pressure value is stated to be compared with preset second threshold；If the second pressure value is greater than or equal to the second threshold, Then determine that second induction region is accidentally touched by the identification module 30；If the second pressure value is less than second threshold Value then carries out recognition by pressing keys according to the time of pressing for pressing time and the third induction region of first induction region.
The second threshold, to be preset for judging whether the second induction region in the middle part of the sensor is pressed； Whether the first threshold is the preset pressure difference value for judging the first pressure value with the third pressure value pre- In the range of if, to carry out recognition by pressing keys according to judging result.The second threshold could be provided as and the first threshold phase Same pressure value or the second threshold may be set to be the pressure value different from the first threshold.
The present embodiment is by the way that the second pressure value of pressure sensor to be compared with preset second threshold, to judge Whether the middle part for stating induction region is pressed, and when the second pressure value is more than the second threshold, determines the induction zone It is pressed in the middle part of domain, is identified as maloperation, when the second pressure value is less than the second threshold, be determined as described first Induction region and the third induction region are pressed, and are identified as combination button, improve the button based on pressure sensor The accuracy of identification, improves user experience.
It is that the present invention is based on the function modules of the second embodiment of the recognition by pressing keys device of pressure sensor with reference to Fig. 6, Fig. 6 Schematic diagram.Based on the present invention is based on above-described embodiment of the recognition by pressing keys device of pressure sensor, the identification module 30 includes Acquiring unit 31 and recognition unit 32；
The acquiring unit 31, for when the second pressure value is less than the second threshold, obtaining first sense Answer region press time and the third induction region press the time；
The recognition unit 32 is additionally operable to press time and the third induction region when first induction region Press the time it is identical when, be identified as first induction region and the third induction region while being pressed, and execute correspondence Combination button function；
The recognition unit 32 is additionally operable to press time and the third induction region when first induction region When pressing time difference, it is identified as slide, corresponding sliding keypress function is executed according to glide direction.
The mobile terminal is obtained when the second pressure value is less than the second threshold by the acquiring unit 31 First induction region press time and the third induction region press the time；When pressing for first induction region Lower time and the third induction region press the time it is identical when, be identified as first induction region and third induction Region is pressed simultaneously, and executes corresponding combination button function, such as：Screenshot capture function etc.；When first induction Time and when pressing time difference of the third induction region are pressed in region, slide are identified as, according to glide direction Execute corresponding sliding keypress function.
Specifically, the recognition unit 32, if be additionally operable to first induction region presses the time in the third sense Answer region press the time before, then be identified as sliding to the slide of third induction region by the first induction region, and execute The corresponding sliding keypress function of glide direction identified；The recognition unit 32, if being additionally operable to first induction region Press the time the third induction region press the time after, then be identified as sliding to the first induction by third induction region The slide in region, and execute the identified corresponding sliding keypress function of glide direction.
The present embodiment is determined as described first when the second pressure value of the pressure sensor is less than the second threshold The combination button operation that induction region and the third induction region are pressed, is pressed according to the first induction region of the sensor Lower time and third induction region press time progress recognition by pressing keys, can identify while press the first induction region and third The button of induction region, the sliding button that third induction region is slided to by the first induction region are slided to by third induction region The sliding button of first induction region, improves the accuracy of the recognition by pressing keys based on pressure sensor, improves user experience.
The recognition by pressing keys method based on pressure sensor that the present invention further provides a kind of.
It is that the present invention is based on the signals of the flow of the first embodiment of the recognition by pressing keys method of pressure sensor with reference to Fig. 7, Fig. 7 Figure.
In the present embodiment, the recognition by pressing keys method based on pressure sensor includes：
Step S10 obtains the first pressure value of the first induction region of pressure sensor, the second pressure of the second induction region The third pressure value of force value and third induction region, first induction region, second induction region and the third sense Region is answered to be disposed adjacent successively；
The first pressure value of first induction region of acquisition for mobile terminal pressure sensor, the second pressure of the second induction region The third pressure value of force value and third induction region, to carry out recognition by pressing keys according to acquired pressure value.Reference Fig. 4 and Fig. 5, Fig. 4 is the button schematic diagram based on pressure sensor in the present invention, and Fig. 5 is the first induction zone of pressure sensor in the present invention The shell side in mobile terminal can be arranged in domain, the second induction region and third induction region schematic diagram, the pressure sensor Side, screen side or it is arranged at back of mobile terminal etc., the induction region of the pressure sensor includes the first induction Region 1, the second induction region 2 and third induction region 3, first induction region 1, second induction region 2 and described Third induction region 3 is disposed adjacent successively, such as：The pressure sensor is arranged in mobile terminal case side, described When mobile terminal is placed vertically, first induction region can be arranged in the top of induction region, second induction zone Domain is arranged in the centre of induction region, and the third induction region is arranged in the lower part of induction region.
First induction region is used to detect the first pressure value of the sensor, to detect first induction region Whether it is pressed；Second induction region is used to detect the second pressure value of the sensor, to detect second induction Whether region is pressed；The third induction region is used to detect the third pressure value of the sensor, to detect the third Whether induction region is pressed.
Further, the mobile terminal can also get the first pressure value, the second pressure value and institute After stating third pressure value, by the first pressure value, the second pressure value and the third pressure value respectively with it is preset Pressure threshold is touched to be compared, the first pressure value, the second pressure value and the third pressure value be respectively less than or When person touches pressure threshold equal to described in, it is determined as maloperation；In the first pressure value, the second pressure value or described When third pressure value touches pressure threshold more than described in, recognition by pressing keys is carried out according to accessed pressure value.By touching pressure The judgement of force threshold so that the maloperation that user touches the pressure sensor can be accurately identified out, substantially increase The accuracy of recognition by pressing keys based on pressure sensor.
Step S20, calculates the pressure difference value of the first pressure value and the third pressure value, and by the pressure difference value It is compared with preset first threshold；
The mobile terminal calculates the pressure difference value of the first pressure value and the third pressure value, and by the pressure Difference is compared with preset first threshold；To carry out recognition by pressing keys according to comparison result.The first threshold is preset Whether the pressure difference value for judging the first pressure value with the third pressure value is in default range.Such as：If institute The pressure difference value of first pressure value and the third pressure value is stated in the pressure limit of the first threshold, then according to described the Two pressure values carry out recognition by pressing keys, and execute corresponding keypress function according to the gesture-type identified；If the first pressure The pressure difference value of value and the third pressure value has been more than the pressure limit of the first threshold, then according to the first pressure value Recognition by pressing keys is carried out with the third pressure value, and corresponding keypress function is executed according to the push-button type identified.
Step S30 is carried out when the pressure difference value is less than or equal to the first threshold according to the second pressure value Recognition by pressing keys；
The mobile terminal determines the of the sensor when the pressure difference value is less than or equal to the first threshold One induction region and third induction region are pressed, and the mobile terminal carries out recognition by pressing keys according to the second pressure value, To improve the accuracy of the recognition by pressing keys based on the pressure sensor.Such as：The mobile terminal is small in the pressure difference value When the first threshold, the second pressure value is compared with preset second threshold；If second pressure Force value is greater than or equal to the second threshold, it is determined that be pressed in the middle part of the sensor, and is identified as maloperation.
The mobile terminal executes corresponding keypress function according to the push-button type identified.The keypress function can be Preset keypress function, such as the brightness regulation of the volume adjustment of audio frequency of mobile terminal, display screen or font size are adjusted. Such as：When first induction region is pressed, increase the brightness of mobile terminal display screen；In the third induction region quilt When pressing, reduce the brightness of the mobile terminal display screen；It is same in first induction region and the third induction region When pressing, carry out screen shot operation etc..Meanwhile to improve the usage experience of user, user can also make according to itself With custom, the pressure sensor keypress function to be triggered is set.
Further, when the pressure difference value is more than the first threshold, the mobile terminal is by the first pressure Value and the third pressure value are compared；If the first pressure value is more than the third pressure value, it is identified as described the One induction region is pressed, and executes the corresponding keypress function of first induction region；If the first pressure value is less than institute Third pressure value is stated, then is identified as the third induction region and is pressed, and executes the corresponding button of the third induction region Function.It is more than preset first threshold range by the first pressure value of pressure sensor and the pressure difference value of third pressure value When, the first induction region or third induction region that are identified as the mobile terminal are pressed, and further improve mobile whole Hold the accuracy of recognition by pressing keys.
The present embodiment by obtain the first induction region first pressure value and third induction region third pressure value, with Recognition by pressing keys is carried out according to the pressure difference value of the first pressure value and the third pressure value, if the pressure difference value is first In the range of threshold value, then button knowledge is carried out by the second induction region between first induction region and third induction region Not, to judge whether second induction region is pressed, and corresponding keypress function is executed.So that the first induction region and the The pressure value of three induction regions detected is identical or pressure difference value within a preset range when, can be according to the second induction region Pressure value carry out recognition by pressing keys, substantially increase the accuracy of the recognition by pressing keys based on pressure sensor, improve user's body It tests.
It is that the present invention is based on the signals of the flow of the second embodiment of the recognition by pressing keys method of pressure sensor with reference to Fig. 8, Fig. 8 Figure.Based on the first embodiment of the above-mentioned recognition by pressing keys method based on pressure sensor, the step S30 includes：
Step S31 by the second pressure value and is preset when the pressure difference value is less than or equal to the first threshold Second threshold be compared；
Step S32, if the second pressure value is greater than or equal to the second threshold, it is determined that second induction region Accidentally touched；
Step S33, if the second pressure value is less than the second threshold, according to pressing for first induction region Time and the time of pressing of the third induction region carry out recognition by pressing keys.
The mobile terminal the pressure difference value be less than or equal to the first threshold when, by the second pressure value with Preset second threshold is compared；If the second pressure value is greater than or equal to the second threshold, it is determined that described second Induction region is accidentally touched；If the second pressure value is less than the second threshold, according to pressing for first induction region Time and the time of pressing of the third induction region carry out recognition by pressing keys.
The second threshold, to be preset for judging whether the second induction region in the middle part of the sensor is pressed； Whether the first threshold is the preset pressure difference value for judging the first pressure value with the third pressure value pre- In the range of if, to carry out recognition by pressing keys according to judging result.The second threshold could be provided as and the first threshold phase Same pressure value or the second threshold may be set to be the pressure value different from the first threshold.
The present embodiment is by the way that the second pressure value of pressure sensor to be compared with preset second pressure threshold value, to sentence Whether the middle part of the disconnected induction region is pressed, and when the second pressure value is more than the second threshold, determines the sense It answers and is pressed in the middle part of region, be identified as maloperation, when the second pressure value is less than the second threshold, be determined as described First induction region and the third induction region are pressed, and are identified as combination button, improve based on pressure sensor The accuracy of recognition by pressing keys, improves user experience.
It is that the present invention is based on the signals of the flow of the 3rd embodiment of the recognition by pressing keys method of pressure sensor with reference to Fig. 9, Fig. 9 Figure.Based on the second embodiment of the above-mentioned recognition by pressing keys method based on pressure sensor, the step S33 includes：
Step S330 obtains pressing for first induction region when the second pressure value is less than the second threshold Lower time and the third induction region press the time；
Step S331, when first induction region press time and the third induction region to press the time identical When, it is identified as first induction region and the third induction region while being pressed, and execute corresponding combination button work( Energy；
Step S332, when first induction region press time and the third induction region to press the time different When, it is identified as slide, corresponding sliding keypress function is executed according to glide direction.
The mobile terminal obtains first induction region when the second pressure value is less than the second threshold That presses time and the third induction region presses the time；Time and the third sense are pressed when first induction region Answer region press the time it is identical when, be identified as first induction region and the third induction region while being pressed, and Corresponding combination button function is executed, such as：Screenshot capture function etc.；Time and institute are pressed when first induction region When pressing time difference of third induction region is stated, slide is identified as, corresponding sliding button is executed according to glide direction Function.
If specifically, first induction region press the time the third induction region press the time before, It is then identified as sliding to the slide of third induction region by the first induction region, and executes identified glide direction and correspond to Sliding keypress function；If first induction region press the time the third induction region press the time after, It is then identified as sliding to the slide of the first induction region by third induction region, and executes identified glide direction and correspond to Sliding keypress function.
The present embodiment is determined as described first when the second pressure value of the pressure sensor is less than the second threshold The combination button operation that induction region and the third induction region are pressed, is pressed according to the first induction region of the sensor Lower time and third induction region press time progress recognition by pressing keys, can identify while press the first induction region and third The button of induction region, the sliding button that third induction region is slided to by the first induction region are slided to by third induction region The sliding button of first induction region, improves the accuracy of the recognition by pressing keys based on pressure sensor, improves user experience.
It should be noted that herein, the terms "include", "comprise" or its any other variant are intended to non-row His property includes, so that process, method, article or device including a series of elements include not only 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 this There is also other identical elements in the process of element, method, article or device.
The embodiments of the present invention are for illustration only, can not represent the quality of embodiment.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases The former is more preferably embodiment.Based on this understanding, technical scheme of the present invention substantially in other words does the prior art Going out the part of contribution can be expressed in the form of software products, which is stored in a storage medium In (such as ROM/RAM, magnetic disc, CD), including some instructions are used so that a station terminal equipment (can be mobile phone, computer, clothes Be engaged in device, air conditioner or the network equipment etc.) execute method described in each embodiment of the present invention.
It these are only the preferred embodiment of the present invention, be not intended to limit the scope of the invention, it is every 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 (8)

1. a kind of recognition by pressing keys device based on pressure sensor, which is characterized in that the button based on pressure sensor is known Other device includes：
Detection module, the first pressure value of the first induction region for obtaining pressure sensor, the second of the second induction region The third pressure value of pressure value and third induction region, first induction region, second induction region and the third Induction region is disposed adjacent successively；
Comparing module, the pressure difference value for calculating the first pressure value and the third pressure value, and by the pressure difference Value is compared with preset first threshold；
Identification module, for the pressure difference value be less than or equal to the first threshold when, according to the second pressure value into Row recognition by pressing keys；
The comparing module is additionally operable to when the pressure difference value is more than the first threshold, by the first pressure value and institute Third pressure value is stated to be compared；
The identification module is identified as first sense if being additionally operable to the first pressure value is more than the third pressure value It answers region to be pressed, and executes the corresponding keypress function of first induction region；
The identification module is identified as the third sense if being additionally operable to the first pressure value is less than the third pressure value It answers region to be pressed, and executes the corresponding keypress function of the third induction region.
2. the recognition by pressing keys device based on pressure sensor as described in claim 1, which is characterized in that the comparing module, It is additionally operable to when the pressure difference value is less than or equal to the first threshold, by the second pressure value and preset second threshold It is compared；
The identification module, if being additionally operable to the second pressure value is greater than or equal to the second threshold, it is determined that described second Induction region is accidentally touched；
The identification module, if being additionally operable to the second pressure value is less than the second threshold, according to first induction zone The time of pressing for pressing time and the third induction region in domain carries out recognition by pressing keys.
3. the recognition by pressing keys device based on pressure sensor as claimed in claim 2, which is characterized in that the identification module packet Include acquiring unit and recognition unit；
The acquiring unit, for when the second pressure value is less than the second threshold, obtaining first induction region Press time and the third induction region press the time；
The recognition unit is additionally operable to press time and when pressing of the third induction region when first induction region Between it is identical when, be identified as first induction region and the third induction region while being pressed, and execute corresponding combination Keypress function；
The recognition unit is additionally operable to press time and when pressing of the third induction region when first induction region Between it is different when, be identified as slide, corresponding sliding keypress function executed according to glide direction.
4. the recognition by pressing keys device based on pressure sensor as claimed in claim 3, which is characterized in that the recognition unit, If be additionally operable to first induction region press the time the third induction region press the time before, be identified as by First induction region slides to the slide of third induction region, and executes the identified corresponding sliding button of glide direction Function；
The recognition unit, if be additionally operable to first induction region presses the time in the third induction region when pressing Between after, then be identified as sliding to the slide of the first induction region by third induction region, and execute identified sliding The corresponding sliding keypress function in direction.
5. a kind of recognition by pressing keys method based on pressure sensor, which is characterized in that the button based on pressure sensor is known Other method includes the following steps：
Obtain the first pressure value of the first induction region, the second pressure value of the second induction region and the third sense of pressure sensor Answer the third pressure value in region, first induction region, second induction region and the third induction region phase successively Neighbour's setting；
Calculate the pressure difference value of the first pressure value and the third pressure value, and by the pressure difference value and preset first Threshold value is compared；
When the pressure difference value is less than or equal to the first threshold, recognition by pressing keys is carried out according to the second pressure value；
When the pressure difference value is more than the first threshold, the first pressure value and the third pressure value are compared It is right；
If the first pressure value is more than the third pressure value, it is identified as first induction region and is pressed, and execute The corresponding keypress function of first induction region；
If the first pressure value is less than the third pressure value, it is identified as the third induction region and is pressed, and execute The corresponding keypress function of the third induction region.
6. the recognition by pressing keys method based on pressure sensor as claimed in claim 5, which is characterized in that described according to described Two pressure values carry out recognition by pressing keys the step of include：
When the pressure difference value is less than or equal to the first threshold, by the second pressure value and preset second threshold into Row compares；
If the second pressure value is greater than or equal to the second threshold, it is determined that second induction region is accidentally touched；
If the second pressure value is less than the second threshold, time and described the are pressed according to first induction region The time of pressing of three induction regions carries out recognition by pressing keys.
7. the recognition by pressing keys method based on pressure sensor as claimed in claim 6, which is characterized in that described according to described The step of carrying out recognition by pressing keys time of pressing for pressing time and the third induction region of one induction region includes：
When the second pressure value is less than the second threshold, obtain first induction region presses time and described the Three induction regions press the time；
When first induction region press time and the third induction region press the time it is identical when, be identified as described First induction region and the third induction region are pressed simultaneously, and execute corresponding combination button function；
Time and when pressing time difference of the third induction region are pressed when first induction region, is identified as sliding Operation executes corresponding sliding keypress function according to glide direction.
8. the recognition by pressing keys method based on pressure sensor as claimed in claim 7, which is characterized in that described to work as described first Induction region presses time and when pressing time difference of the third induction region, is identified as slide, and execution pair The step of sliding keypress function answered includes：
If first induction region press the time the third induction region press the time before, be identified as by One induction region slides to the slide of third induction region, and executes the identified corresponding sliding button work(of glide direction Energy；
If first induction region press the time the third induction region press the time after, be identified as by Three induction regions slide to the slide of the first induction region, and execute the identified corresponding sliding button work(of glide direction Energy.
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