CN105224234A - Content of text system of selection and mobile terminal - Google Patents

Content of text system of selection and mobile terminal Download PDF

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Publication number
CN105224234A
CN105224234A CN201510716260.3A CN201510716260A CN105224234A CN 105224234 A CN105224234 A CN 105224234A CN 201510716260 A CN201510716260 A CN 201510716260A CN 105224234 A CN105224234 A CN 105224234A
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mobile terminal
content
effective pressure
pressure region
mobile phone
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CN201510716260.3A
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CN105224234B (en
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许启恒
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Nubia Technology Co Ltd
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Nubia Technology Co Ltd
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Abstract

The invention discloses a kind of content of text system of selection, comprising: after mobile terminal enters text reading pattern, detect the distribution of force state at described mobile terminal back; According to the distribution of force state at described mobile terminal back, enter corresponding preference pattern and target text content is selected.The invention also discloses the mobile terminal that a kind of content of text is selected.The present invention realizes target text content choice by carrying out operation at mobile terminal back, improves the efficiency to target text content choice and accuracy.

Description

Content of text system of selection and mobile terminal
Technical field
The present invention relates to technical field of mobile terminals, particularly relate to a kind of content of text system of selection and mobile terminal.
Background technology
At present, user, in the process of mobile terminal read text, when needs selected target content of text, often will carry out touch regioselective by the preposition touch-screen of mobile terminal.The method, owing to there is the situation of finger obscures screen in the process of operation, causes user easily to falsely drop, not only affects Consumer's Experience, and reduce user to the efficiency of target text content choice and accuracy.
Summary of the invention
Fundamental purpose of the present invention is to provide a kind of content of text system of selection and mobile terminal, is intended to improve the efficiency to target text content choice and accuracy.
For achieving the above object, the invention provides the mobile terminal that a kind of content of text is selected, comprising:
Detecting module, after entering text reading pattern at mobile terminal, detects the distribution of force state at described mobile terminal back;
Select module, for the distribution of force state according to described mobile terminal back, enter corresponding preference pattern and target text content is selected.
Alternatively, described selection module comprises:
First acquiring unit, for obtaining, described mobile terminal back is stressed is greater than preset pressure threshold value and compressing time is greater than the effective pressure region of the first preset time threshold, and obtains the horizontal span in described effective pressure region;
Second acquisition unit, for when the horizontal span in described effective pressure region is greater than the first pre-set length threshold, obtains the angle between the center line in described effective pressure region and horizontal cross;
First mode determining unit, when being less than predetermined angle threshold value for the angle between the center line and horizontal cross in described effective pressure region, enters preference pattern line by line;
First selection unit, for under described preference pattern line by line, described effective pressure region to be mapped as in described mobile terminal screen corresponding coordinate in the barycentric coordinates at described mobile terminal back, and the content of text of correspondence of the barycentric coordinates in described effective pressure region institute being expert at is chosen to be target text content.
Alternatively, described selection module comprises:
3rd acquiring unit, for obtaining, described mobile terminal back is stressed is greater than preset pressure threshold value and compressing time is greater than multiple effective pressure regions of the second preset time threshold, and obtains the horizontal span in each effective pressure region;
Second pattern determining unit, is less than preset time threshold for the time interval be triggered when described multiple effective pressure region, and when the horizontal span of described multiple effective coverage is all less than the second pre-set length threshold, freedom of entry preference pattern;
Second selection unit, for under described unrestricted choice pattern, described multiple effective pressure region is mapped as coordinate corresponding in described mobile terminal screen at the centre coordinate at described mobile terminal back, and the content of text that the region that the centre coordinate in described multiple effective pressure region is formed comprises is chosen to be target text content.
Alternatively, the mobile terminal that described content of text is selected also comprises:
Adjusting module, the coordinate position that described mobile terminal back exists trigger action is detected for working as, when the coordinate position mapped in described mobile terminal screen is starting point coordinate position or the terminal point coordinate position of the target text content selected, according to described trigger action, the target text content selected is adjusted.
Alternatively, the mobile terminal that described content of text is selected also comprises:
Mark module, for when detecting described mobile terminal back and there is stress area, according to the mapping relations of described mobile terminal back coordinate and described mobile terminal screen coordinate, at the screen of described mobile terminal, described stress area is marked, to provide visual feedback for user.
In addition, for achieving the above object, present invention also offers a kind of mobile terminal, the mobile terminal that the content of text that described mobile terminal comprises said structure is selected, described mobile terminal is mobile phone or iPad.
In addition, for achieving the above object, present invention also offers a kind of content of text system of selection, comprising:
After mobile terminal enters text reading pattern, detect the distribution of force state at described mobile terminal back;
According to the distribution of force state at described mobile terminal back, enter corresponding preference pattern and target text content is selected.
Alternatively, the described distribution of force state according to described mobile terminal back, enters corresponding preference pattern and carries out selection to target text content and comprise:
Obtain that described mobile terminal back is stressed is greater than preset pressure threshold value and compressing time is greater than the effective pressure region of the first preset time threshold, and obtain the horizontal span in described effective pressure region;
When the horizontal span in described effective pressure region is greater than the first pre-set length threshold, obtain the angle between the center line in described effective pressure region and horizontal cross;
When angle between the center line and horizontal cross in described effective pressure region is less than predetermined angle threshold value, enter preference pattern line by line;
Under described preference pattern line by line, described effective pressure region to be mapped as in described mobile terminal screen corresponding coordinate in the barycentric coordinates at described mobile terminal back, and the content of text of correspondence of the barycentric coordinates in described effective pressure region institute being expert at is chosen to be target text content.
Alternatively, the described distribution of force state according to described mobile terminal back, enters corresponding preference pattern and carries out selection to target text content and comprise:
Obtain that described mobile terminal back is stressed is greater than preset pressure threshold value and compressing time is greater than multiple effective pressure regions of the second preset time threshold, and obtain the horizontal span in each effective pressure region;
Preset time threshold is less than when the time interval that described multiple effective pressure region is triggered, and when the horizontal span of described multiple effective coverage is all less than the second pre-set length threshold, freedom of entry preference pattern;
Under described unrestricted choice pattern, described multiple effective pressure region is mapped as coordinate corresponding in described mobile terminal screen at the centre coordinate at described mobile terminal back, and the content of text that the region that the centre coordinate in described multiple effective pressure region is formed comprises is chosen to be target text content.
Alternatively, the described distribution of force state according to described mobile terminal back, enters after corresponding preference pattern is selected target text content and comprises:
When detecting described mobile terminal back and exist the coordinate position of trigger action, when the coordinate position mapped in described mobile terminal screen is starting point coordinate position or the terminal point coordinate position of the target text content selected, according to described trigger action, the target text content selected is adjusted.
Alternatively, described after mobile terminal enters text reading pattern, comprise after detecting the distribution of force state at described mobile terminal back:
When detecting described mobile terminal back and there is stress area, according to the mapping relations of described mobile terminal back coordinate and described mobile terminal screen coordinate, at the screen of described mobile terminal, described stress area is marked, to provide visual feedback for user.
The embodiment of the present invention, after mobile terminal enters text reading pattern, by detecting the distribution of force state at mobile terminal back, entering corresponding preference pattern and selecting target text content.Making by operating at mobile terminal back, under the prerequisite of not blocking mobile terminal display screen curtain, realizing in a corresponding manner to target text content choice, improve the efficiency to target text content choice and accuracy.
Accompanying drawing explanation
Fig. 1 is the hardware configuration schematic diagram of the mobile terminal realizing each embodiment of the present invention;
Fig. 2 is the radio communication device schematic diagram of mobile terminal as shown in Figure 1;
Fig. 3 is circuit diagram of the present invention;
Fig. 4 be mobile terminal upward pressure sensor of the present invention structural representation is set;
Fig. 5 is the high-level schematic functional block diagram of mobile terminal first embodiment that content of text of the present invention is selected;
Fig. 6 is the virtual borderlines schematic diagram between mobile terminal of the present invention two dimension backboard pressure coordinates and two-dimensional screen displaing coordinate;
Fig. 7 is the high-level schematic functional block diagram of mobile terminal second embodiment that content of text of the present invention is selected;
Fig. 8 schematic diagram that to be the present invention select target text content under preference pattern line by line;
Fig. 9 is the high-level schematic functional block diagram of mobile terminal the 3rd embodiment that content of text of the present invention is selected;
Figure 10 be the present invention under unrestricted choice pattern to the schematic diagram that target text content is selected;
Figure 11 is the high-level schematic functional block diagram of mobile terminal the 4th embodiment that content of text of the present invention is selected;
Figure 12 is the schematic flow sheet of content of text system of selection first embodiment of the present invention;
Figure 13 is the schematic flow sheet of content of text system of selection second embodiment of the present invention;
Figure 14 is the schematic flow sheet of content of text system of selection the 3rd embodiment of the present invention;
Figure 15 is the schematic flow sheet of content of text system of selection the 4th embodiment of the present invention.
The realization of the object of the invention, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Embodiment
Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
The mobile terminal realizing each embodiment of the present invention is described referring now to accompanying drawing.In follow-up description, use the suffix of such as " module ", " parts " or " unit " for representing element only in order to be conducive to explanation of the present invention, itself is specific meaning not.Therefore, " module " and " parts " can mixedly use.
Mobile terminal can be implemented in a variety of manners.Such as, the terminal described in the present invention can comprise the such as mobile terminal of mobile phone, smart phone, notebook computer, digit broadcasting receiver, PDA (personal digital assistant), PAD (panel computer), PMP (portable media player), guider etc. and the fixed terminal of such as digital TV, desk-top computer etc.Below, suppose that terminal is mobile terminal.But it will be appreciated by those skilled in the art that except the element except being used in particular for mobile object, structure according to the embodiment of the present invention also can be applied to the terminal of fixed type.
Fig. 1 is the hardware configuration signal of the mobile terminal realizing each embodiment of the present invention.
Mobile terminal 100 can comprise wireless communication unit 110, A/V (audio/video) input block 120, user input unit 130, sensing cell 140, output unit 150, storer 160, interface unit 170, controller 180 and power supply unit 190 etc.Fig. 1 shows the mobile terminal with various assembly, it should be understood that, does not require to implement all assemblies illustrated.Can alternatively implement more or less assembly.Will be discussed in more detail below the element of mobile terminal.
Wireless communication unit 110 generally includes one or more assembly, and it allows the wireless communication between mobile terminal 100 and radio communication device or network.Such as, wireless communication unit can comprise at least one in broadcast reception module 111, mobile communication module 112, wireless Internet module 113, short range communication module 114 and positional information module 115.
Broadcast reception module 111 via broadcast channel from external broadcasting management server receiving broadcast signal and/or broadcast related information.Broadcast channel can comprise satellite channel and/or terrestrial channel.Broadcast management server can be generate and send the server of broadcast singal and/or broadcast related information or the broadcast singal generated before receiving and/or broadcast related information and send it to the server of terminal.Broadcast singal can comprise TV broadcast singal, radio signals, data broadcasting signal etc.And broadcast singal may further include the broadcast singal combined with TV or radio signals.Broadcast related information also can provide via mobile communications network, and in this case, broadcast related information can be received by mobile communication module 112.Broadcast singal can exist in a variety of manners, such as, it can exist with the form of the electronic service guidebooks (ESG) of the electronic program guides of DMB (DMB) (EPG), digital video broadcast-handheld (DVB-H) etc.Broadcast reception module 111 can by using the broadcast of various types of broadcaster Received signal strength.Especially, broadcast reception module 111 can by using such as multimedia broadcasting-ground (DMB-T), DMB-satellite (DMB-S), digital video broadcasting-hand-held (DVB-H), forward link media (MediaFLO ) data broadcast device, received terrestrial digital broadcasting integrated service (ISDB-T) etc. digital broadcast apparatus receive digital broadcasting.Broadcast reception module 111 can be constructed to be applicable to providing the various broadcaster of broadcast singal and above-mentioned digital broadcast apparatus.The broadcast singal received via broadcast reception module 111 and/or broadcast related information can be stored in storer 160 (or storage medium of other type).
Radio signal is sent at least one in base station (such as, access point, Node B etc.), exterior terminal and server and/or receives radio signals from it by mobile communication module 112.Various types of data that such radio signal can comprise voice call signal, video calling signal or send according to text and/or Multimedia Message and/or receive.
Wireless Internet module 113 supports the Wi-Fi (Wireless Internet Access) of mobile terminal.This module can be inner or be externally couple to terminal.Wi-Fi (Wireless Internet Access) technology involved by this module can comprise WLAN (WLAN) (Wi-Fi), Wibro (WiMAX), Wimax (worldwide interoperability for microwave access), HSDPA (high-speed downlink packet access) etc.
Short range communication module 114 is the modules for supporting junction service.Some examples of short-range communication technology comprise bluetooth tM, radio-frequency (RF) identification (RFID), Infrared Data Association (IrDA), ultra broadband (UWB), purple honeybee tMetc..
Positional information module 115 is the modules of positional information for checking or obtain mobile terminal.The typical case of positional information module is GPS (global pick device).According to current technology, GPS module 115 calculates from the range information of three or more satellite and correct time information and for the Information application triangulation calculated, thus calculates three-dimensional current location information according to longitude, latitude and pin-point accuracy.Current, the method for calculating position and temporal information uses three satellites and by using the error of the position that goes out of an other satellite correction calculation and temporal information.In addition, GPS module 115 can carry out computing velocity information by Continuous plus current location information in real time.
A/V input block 120 is for audio reception or vision signal.A/V input block 120 can comprise camera 121 and microphone 122, and the view data of camera 121 to the static images obtained by image capture apparatus in Video Capture pattern or image capture mode or video processes.Picture frame after process may be displayed on display unit 151.Picture frame after camera 121 processes can be stored in storer 160 (or other storage medium) or via wireless communication unit 110 and send, and can provide two or more cameras 121 according to the structure of mobile terminal.Such acoustic processing can via microphones sound (voice data) in telephone calling model, logging mode, speech recognition mode etc. operational mode, and can be voice data by microphone 122.Audio frequency (voice) data after process can be converted to the formatted output that can be sent to mobile communication base station via mobile communication module 112 when telephone calling model.Microphone 122 can be implemented various types of noise and eliminate (or suppress) algorithm and receiving and sending to eliminate (or suppression) noise or interference that produce in the process of sound signal.
User input unit 130 can generate key input data to control the various operations of mobile terminal according to the order of user's input.User input unit 130 allows user to input various types of information, and keyboard, the young sheet of pot, trigger board (such as, detecting the touch-sensitive assembly of the change of the resistance, pressure, electric capacity etc. that cause owing to being touched), roller, rocking bar etc. can be comprised.Especially, when trigger board is superimposed upon on display unit 151 as a layer, can be formed and trigger screen.
Sensing cell 140 detects the current state of mobile terminal 100, (such as, mobile terminal 100 open or close state), the position of mobile terminal 100, user for mobile terminal 100 contact (namely, trigger input) presence or absence, the orientation of mobile terminal 100, the acceleration of mobile terminal 100 or speed is moved and direction etc., and generate order or the signal of the operation for controlling mobile terminal 100.Such as, when mobile terminal 100 is embodied as sliding-type mobile phone, sensing cell 140 can sense this sliding-type phone and open or close.In addition, whether whether sensing cell 140 can detect power supply unit 190 provides electric power or interface unit 170 to couple with external device (ED).Sensing cell 140 can comprise proximity transducer 141 will combine below trigger screen this is described.
Interface unit 170 is used as at least one external device (ED) and is connected the interface that can pass through with mobile terminal 100.Such as, external device (ED) can comprise wired or wireless head-band earphone port, external power source (or battery charger) port, wired or wireless FPDP, memory card port, for connecting the port, audio frequency I/O (I/O) port, video i/o port, ear port etc. of the device with identification module.Identification module can be that storage uses the various information of mobile terminal 100 for authentication of users and can comprise subscriber identification module (UIM), client identification module (SIM), Universal Subscriber identification module (USIM) etc.In addition, the device (hereinafter referred to " recognition device ") with identification module can take the form of smart card, and therefore, recognition device can be connected with mobile terminal 100 via port or other coupling arrangement.Interface unit 170 may be used for receive from external device (ED) input (such as, data message, electric power etc.) and the input received be transferred to the one or more element in mobile terminal 100 or may be used for transmitting data between mobile terminal and external device (ED).
In addition, when mobile terminal 100 is connected with external base, interface unit 170 can be used as to allow by it electric power to be provided to the path of mobile terminal 100 from base or can be used as the path that allows to be transferred to mobile terminal by it from the various command signals of base input.The various command signal inputted from base or electric power can be used as and identify whether mobile terminal is arranged on the signal base exactly.Output unit 150 is constructed to provide output signal (such as, sound signal, vision signal, alarm signal, vibration signal etc.) with vision, audio frequency and/or tactile manner.Output unit 150 can comprise display unit 151, dio Output Modules 152, alarm unit 153 etc.
Display unit 151 may be displayed on the information of process in mobile terminal 100.Such as, when mobile terminal 100 is in telephone calling model, display unit 151 can show with call or other communicate (such as, text messaging, multimedia file are downloaded etc.) be correlated with user interface (UI) or graphic user interface (GUI).When mobile terminal 100 is in video calling pattern or image capture mode, display unit 151 can the image of display capture and/or the image of reception, UI or GUI that video or image and correlation function are shown etc.
Meanwhile, when display unit 151 and trigger board as a layer superposed on one another with formed trigger screen time, display unit 151 can be used as input media and output unit.Display unit 151 can comprise at least one in liquid crystal display (LCD), thin film transistor (TFT) LCD (TFT-LCD), Organic Light Emitting Diode (OLED) display, flexible display, three-dimensional (3D) display etc.Some in these displays can be constructed to transparence and watch from outside to allow user, and this can be called transparent display, and typical transparent display can be such as TOLED (transparent organic light emitting diode) display etc.According to the specific embodiment wanted, mobile terminal 100 can comprise two or more display units (or other display device), such as, mobile terminal can comprise outernal display unit (not shown) and inner display unit (not shown).Trigger screen to can be used for detecting triggering input pressure and triggering input position and trigger input area.
When dio Output Modules 152 can be under the isotypes such as call signal receiving mode, call mode, logging mode, speech recognition mode, broadcast reception mode at mobile terminal, voice data convert audio signals that is that wireless communication unit 110 is received or that store in storer 160 and exporting as sound.And dio Output Modules 152 can provide the audio frequency relevant to the specific function that mobile terminal 100 performs to export (such as, call signal receives sound, message sink sound etc.).Dio Output Modules 152 can comprise acoustic pickup, hummer etc.
Alarm unit 153 can provide and export that event informed to mobile terminal 100.Typical event can comprise calling reception, message sink, key signals input, trigger input etc.Except audio or video exports, alarm unit 153 can provide in a different manner and export with the generation of notification event.Such as, alarm unit 153 can provide output with the form of vibration, when receive calling, message or some other enter communication (incomingcommunication) time, alarm unit 153 can provide sense of touch to export (that is, vibrating) to notify to user.By providing such sense of touch to export, even if when the mobile phone of user is in the pocket of user, user also can identify the generation of various event.Alarm unit 153 also can provide the output of the generation of notification event via display unit 151 or dio Output Modules 152.
Storer 160 software program that can store process and the control operation performed by controller 180 etc., or temporarily can store oneself through exporting the data (such as, telephone directory, message, still image, video etc.) that maybe will export.And storer 160 can store about being applied to the vibration of various modes and the data of sound signal that export when triggering is shielded when triggering.
Storer 160 can comprise the storage medium of at least one type, described storage medium comprises flash memory, hard disk, multimedia card, card-type storer (such as, SD or DX storer etc.), random access storage device (RAM), static random-access memory (SRAM), ROM (read-only memory) (ROM), Electrically Erasable Read Only Memory (EEPROM), programmable read only memory (PROM), magnetic storage, disk, CD etc.And mobile terminal 100 can be connected the memory function of execute store 160 network storage device with by network cooperates.
Controller 180 controls the overall operation of mobile terminal usually.Such as, controller 180 performs the control relevant to voice call, data communication, video calling etc. and process.In addition, controller 180 can comprise the multi-media module 181 for reproducing (or playback) multi-medium data, and multi-media module 181 can be configured in controller 180, or can be configured to be separated with controller 180.Controller 180 can pattern recognition process, drawing input and be identified as character or image triggering handwriting input that screen performs or picture.
Power supply unit 190 receives external power or internal power and provides each element of operation and the suitable electric power needed for assembly under the control of controller 180.
Various embodiment described herein can to use such as computer software, the computer-readable medium of hardware or its any combination implements.For hardware implementation, embodiment described herein can by using application-specific IC (ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), field programmable gate array (FPGA), processor, controller, microcontroller, microprocessor, being designed at least one performed in the electronic unit of function described herein and implementing, in some cases, such embodiment can be implemented in controller 180.For implement software, the embodiment of such as process or function can be implemented with allowing the independent software module performing at least one function or operation.Software code can be implemented by the software application (or program) write with any suitable programming language, and software code can be stored in storer 160 and to be performed by controller 180.
So far, oneself is through the mobile terminal according to its functional description.Below, for the sake of brevity, by the slide type mobile terminal that describes in various types of mobile terminals of such as folded form, board-type, oscillating-type, slide type mobile terminal etc. exemplarily.Therefore, the present invention can be applied to the mobile terminal of any type, and is not limited to slide type mobile terminal.
Mobile terminal 100 as shown in Figure 1 can be constructed to utilize and send the such as wired and radio communication device of data via frame or grouping and satellite-based communicator operates.
Describe wherein according to the communicator that mobile terminal of the present invention can operate referring now to Fig. 2.
Such communicator can use different air interfaces and/or Physical layer.Such as, the air interface used by communicator comprises such as frequency division multiple access (FDMA), time division multiple access (TDMA) (TDMA), CDMA (CDMA) and universal mobile communications device (UMTS) (especially, Long Term Evolution (LTE)), global mobile communication device (GSM) etc.As non-limiting example, description below relates to cdma communication device, but such instruction is equally applicable to the device of other type.
With reference to figure 2, cdma wireless communication device can comprise multiple mobile terminal 100, multiple base station (BS) 270, base station controller (BSC) 275 and mobile switching centre (MSC) 280.MSC280 is constructed to form interface with Public Switched Telephony Network (PSTN) 290.MSC280 is also constructed to form interface with the BSC275 that can be couple to base station 270 via back haul link.Back haul link can construct according to any one in some interfaces that oneself knows, described interface comprises such as E1/T1, ATM, IP, PPP, frame relay, HDSL, ADSL or xDSL.Will be appreciated that device as shown in Figure 2 can comprise multiple BSC275.
Each BS270 can serve one or more subregion (or region), by multidirectional antenna or point to specific direction each subregion of antenna cover radially away from BS270.Or each subregion can by two or more antenna covers for diversity reception.Each BS270 can be constructed to support multiple parallel compensate, and each parallel compensate has specific frequency spectrum (such as, 1.25MHz, 5MHz etc.).
Subregion can be called as CDMA Channel with intersecting of parallel compensate.BS270 also can be called as the sub-device of base station transceiver (BTS) or other equivalent terms.Under these circumstances, term " base station " may be used for broadly representing single BSC275 and at least one BS270.Base station also can be called as " cellular station ".Or each subregion of particular B S270 can be called as multiple cellular station.
As shown in Figure 2, broadcast singal is sent to the mobile terminal 100 operated in device by broadcsting transmitter (BT) 295.Broadcast reception module 111 as shown in Figure 1 is arranged on mobile terminal 100 and sentences the broadcast singal receiving and sent by BT295.In fig. 2, several global pick device (GPS) satellite 300 is shown.Satellite 300 helps at least one in the multiple mobile terminal 100 in location.
In fig. 2, depict multiple satellite 300, but be understandable that, the satellite of any number can be utilized to obtain useful locating information.GPS module 115 as shown in Figure 1 is constructed to coordinate to obtain the locating information wanted with satellite 300 usually.Substitute GPS tracking technique or outside GPS tracking technique, can use can other technology of position of tracking mobile terminal.In addition, at least one gps satellite 300 optionally or extraly can process satellite dmb transmission.
As a typical operation of radio communication device, BS270 receives the reverse link signal from various mobile terminal 100.Mobile terminal 100 participates in call usually, information receiving and transmitting communicates with other type.Each reverse link signal that certain base station 270 receives is processed by particular B S270.The data obtained are forwarded to relevant BSC275.BSC provides call Resourse Distribute and comprises the mobile management function of coordination of the soft switching process between BS270.The data received also are routed to MSC280 by BSC275, and it is provided for the extra route service forming interface with PSTN290.Similarly, PSTN290 and MSC280 forms interface, and MSC and BSC275 forms interface, and BSC275 correspondingly control BS270 so that forward link signals is sent to mobile terminal 100.
Reference Fig. 3, Fig. 3 are circuit diagram of the present invention.
First, pressure transducer is produced by the deformation on mobile terminal and is exported corresponding change in voltage;
Secondly, the voltage of the change that pressure transducer exports amplifies by signal amplifier;
Then, the signal after amplification converts digital signal to through ADC analog-digital converter and exports to microprocessor and processes;
Finally, the different compressing time of microprocessor corresponding to digital signal produces corresponding control to force value and exports, this output comprises: switching signal, communication bus etc. that interruption, GPIO universal input/output are simulated, wherein, communication bus can be serial ports, the interfaces such as I2C, SPI, but be not limited to above-mentioned interface.
In the present invention, quantity and the setting position of pressure transducer are not limit, and such as arrange one or more, are arranged on below the shell side of mobile terminal, screen, or are arranged on the back of mobile terminal, the below etc. of button.
Preferably, pressure transducer comprises multiple, and is relatively arranged on the shell both sides of mobile terminal respectively, as shown in Figure 4, it should be noted that, only just for illustrating but not limiting the concrete setting as Fig. 4 shown in Fig. 4.
In the present embodiment, based on the simplicity that user operation controls, selecting multiple sensor relative to the control mode selected corresponding to a sensor more simplifies, and such as can form different sequences and array mode between multiple sensor.Meanwhile, can also be carried out the control and regulation of multiple different mobile terminal parameter respectively by multiple sensor, such as a class sensor is for carrying out the adjustment of mobile terminal display parameter, and another kind of sensor is then for carrying out the adjustment of audio frequency of mobile terminal parameter.
Further, for ease of the easy operation of user and avoid maloperation, can be corresponding to the diverse location of multiple sensor setting at mobile terminal, such as corresponding respectively shell both sides being arranged on mobile terminal as shown in Figure 4.Such as, the sensor in left side is for carrying out the adjustment of mobile terminal display parameter, and the sensor on right side is then for carrying out the adjustment of audio frequency of mobile terminal parameter.Simultaneously, for improving the experience of user, user can also arrange according to self use habit the parameter adjustment that sensor will trigger, such as, user habit in the adjustment carrying out mobile terminal brightness in left side, then can arrange left sensor triggering and carry out brightness regulation; If user habit is in the adjustment carrying out mobile terminal font on right side, then right sensor triggering can be set and carries out font adjustment.
Based on the structure of above-mentioned mobile terminal hardware configuration, communicator, circuit diagram, sensor structure is set, each embodiment of the inventive method is proposed.
As shown in Figure 5, mobile terminal first embodiment that a kind of content of text of the present invention is selected is shown.The mobile terminal that the content of text of this embodiment is selected comprises:
Detecting module 10, after entering text reading pattern at mobile terminal, detects the distribution of force state at described mobile terminal back;
In the present embodiment, the scheme that content of text is selected is applied to mobile terminal, and the type of this mobile terminal can be arranged according to actual needs, and such as, this mobile terminal can comprise mobile phone, iPad etc., below will be described in detail for mobile phone.Backside pressure sensor will be pre-set, for the force value suffered by detection of handset back at the back side of mobile phone.This backside pressure sensor can be distributed in the Zone Full at mobile phone back, also as the case may be by the appointed area of backside pressure sensor setting at mobile phone back, can be described in detail to add at mobile phone back with the backside pressure sensor of mobile phone display screen curtain adaptation below
Backside pressure sensor is at mobile phone back mineralization pressure induction region, in order to reduce the power consumption of mobile phone, and the false triggering in the pressure sensitive region at minimizing mobile phone back, user is in the process using mobile phone, generally the inducing function in the pressure sensitive region at mobile phone back is in closed condition, only just understands the inducing function of automatic starting hand-set backside pressure induction region when user utilizes mobile phone read text.Namely, after mobile phone enters text reading pattern, detecting module 10 can the inducing function of the backside pressure sensor of starting hand-set automatically, detects, to obtain the distribution of force state at mobile phone back to the stressing conditions at mobile phone back.In the process of read text, when user does not need the inducing function in the pressure sensitive region of using mobile phone back, can be closed at the interface of specifying.Be understandable that, user can be set in the process using mobile phone, the backside pressure sensor of mobile phone can not be opened automatically, can according to user use need undertaken opening or closing by preset open function, the interface can specified at mobile phone is opened or is closed, or is undertaken opening or closing by keyboard shortcut.
It should be noted that, the inducing function in the pressure sensitive region at mobile phone back is used to carry out proper operation to the content of text in order to instruct user better, when mobile phone enters text reading pattern and after the inducing function of the backside pressure sensor of starting hand-set, the guiding interface that the pressure sensitive region that the screen of mobile phone will show mobile phone back uses, the step selected how by the content of pressure sensitive region to text shows user, carries out proper operation to point out user.
Particularly, when user uses mobile phone to enter text reading interface, cell phone system, while whether screen display content of text and monitoring touch-screen are triggered, can be monitored backside pressure sensor.Namely detecting module 10 is by the pressing event at backside pressure sensor detecting mobile phone back, when there is pressing operation at mobile phone back in user, backside pressure sensor obtains spot pressure coordinate and corresponding pressure value, cell phone system calls detecting module 10 pairs of each point force value and judges, obtains the distribution of force state at mobile phone back according to effective pressure point.This effective pressure point is the stress point that force value is greater than preset pressure threshold value, and preset pressure threshold value can be arranged as the case may be and flexibly.Such as, the distribution of force state obtaining mobile phone back is in spot distribution or is horizontal strip distribution etc.
Select module 20, for the distribution of force state according to described mobile terminal back, enter corresponding preference pattern and target text content is selected.
The present embodiment needs pre-set and calibrate the mapping relations between the two-dimentional backboard pressure coordinates at mobile phone back and the two-dimensional screen displaing coordinate in mobile phone front, and stores.These mapping relations can be calibrate before mobile phone dispatches from the factory, and follow-uply can obtain and retain use, to utilize these mapping relations two-dimentional backboard pressure coordinates accurately can be mapped to two-dimensional screen displaing coordinate.
Obtain the distribution of force state at mobile phone back at above-mentioned detecting module 10 after, module 20 is selected to judge according to the distribution of effective pressure point the preference pattern that mobile phone enters, and effective pressure point is converted to two-dimensional screen displaing coordinate in the two-dimentional backboard pressure coordinates at mobile phone back, target text content is selected.After selection obtains target text content, text-processing further can be carried out according to user's request to target text content, as highlighted, searching, replace, deletion etc.
Particularly, as shown in Figure 6, when the effective pressure areal distribution state at mobile phone back is the distribution of horizontal strip, and the horizontal span in this effective pressure region is greater than pre-set length threshold and compressing time is greater than preset time threshold, angle between the center line in this effective pressure region and horizontal cross is less than predetermined angle threshold value, enter preference pattern line by line, this pre-set length threshold, preset time threshold and predetermined angle threshold value can be arranged according to actual needs.According to the barycentric coordinates in effective pressure region, namely at the strip pressure span barycentric coordinates P (U at mobile phone back c, V c), according to the mapping relations between the two-dimentional backboard pressure coordinates at mobile phone back and the two-dimensional screen displaing coordinate in mobile phone front, carrying out virtual borderlines, to obtain at the coordinate of mobile phone screen be P (X c, Y c), and the row corresponding according to coordinate points P place text selects this line text as the target text content selected, following examples will be described in detail.When the effective pressure distribution state at mobile phone back is spot distribution, and the horizontal span in these two pressing effective pressure regions is less than pre-set length threshold and compressing time is greater than preset time threshold, freedom of entry preference pattern, this pre-set length threshold and preset time threshold can be arranged according to actual needs.Suppose in Fig. 6 that mobile phone back exists two press points, then obtaining at point pressure center, mobile phone back 1 is P 1(U 1, V 1), and point pressure center 2 is P 2(U 2, V 2).According to the mapping relations between the two-dimentional backboard pressure coordinates at mobile phone back and the two-dimensional screen displaing coordinate in mobile phone front, carrying out virtual borderlines, to obtain at the coordinate of mobile phone screen be P 1(X 1, Y 1) and P 2(X 2, Y 2), respectively as starting point coordinate and the terminal point coordinate of select target content of text.According to starting point coordinate P 1and terminal point coordinate P 2the content of text that the region surrounded comprises is as the target text content selected, and following examples will be described in detail.User can select preference pattern or unrestricted choice pattern line by line as required, and wherein, pattern is efficient and convenient line by line, and unrestricted choice pattern is applied widely, thus makes text selecting efficiency significantly improve.
After mobile phone exits text reading pattern, mobile phone will cut out the inducing function in the pressure sensitive region at its back automatically, do not need user's manual-lock, when preventing user to forget closedown not using pressure sensitive region to carry out target text selection operation, the embedded backside pressure sensor in pressure sensitive region is always in running order, adds the power consumption of mobile phone.
The embodiment of the present invention is selected target text content by the preset backside pressure sensor in mobile phone back, after mobile phone enters text reading pattern, by detecting the distribution of force state at mobile phone back, entering corresponding preference pattern and target text content is selected.User is pointed operate at mobile phone back, in whole process, do not block screen, still observable whole screen display content when user carries out selection operation.Thus under the prerequisite of not blocking screen, can realize so that preference pattern or unrestricted choice pattern, to the selection of target text content, improve the efficiency to target text content choice and accuracy line by line.
Further, as shown in Figure 7, based on above-mentioned first embodiment, propose mobile terminal second embodiment that content of text of the present invention is selected, in this embodiment, above-mentioned selection module 20 can comprise:
First acquiring unit 21, for obtaining, described mobile terminal back is stressed is greater than preset pressure threshold value and compressing time is greater than the effective pressure region of the first preset time threshold, and obtains the horizontal span in described effective pressure region;
Second acquisition unit 22, for when the horizontal span in described effective pressure region is greater than the first pre-set length threshold, obtains the angle between the center line in described effective pressure region and horizontal cross;
First mode determining unit 23, when being less than predetermined angle threshold value for the angle between the center line and horizontal cross in described effective pressure region, enters preference pattern line by line;
First selection unit 24, for under described preference pattern line by line, described effective pressure region to be mapped as in described mobile terminal screen corresponding coordinate in the barycentric coordinates at described mobile terminal back, and the content of text of correspondence of the barycentric coordinates in described effective pressure region institute being expert at is chosen to be target text content.
In the present embodiment, when user's finger or other bar-shaped object cross sticker mobile phone backs, when the backside pressure sensor at mobile phone back detects the stressed force value in mobile phone back, the force value of the first acquiring unit 21 pairs of stress areas judges, when the force value that mobile phone back is stressed is greater than preset pressure threshold value, and compressing time is when being greater than the first preset time threshold, for effective pressure region, otherwise, when the force value that mobile phone back is stressed is less than or equal to preset pressure threshold value, or when compressing time is less than or equal to the first preset time threshold, for invalid pressure span.This preset pressure threshold value and the first preset time threshold can be arranged as the case may be and flexibly, such as, first preset time threshold can be set to 1 second, preset pressure threshold value also can be in the process of follow-up use mobile phone, at the interface that arranges of specifying, preset pressure threshold value is arranged, the use of different crowd can be facilitated like this, such as, for the child that strength is less, can this preset pressure threshold value be arranged smaller, for young man, producing maloperation to prevent from there is slight pressure when early holding mobile phone, can this preset pressure threshold value be arranged larger.
Cell phone system enters different preference patterns according to the distribution situation in effective pressure region, therefore needs the effective pressure region to obtaining to judge further.When an existence effective pressure region, first acquiring unit 21 obtains the horizontal span in effective pressure region, and when the horizontal span in effective pressure region is greater than the first pre-set length threshold, obtain the angle between the center line in effective pressure region and horizontal cross by second acquisition unit 22.When angle between the center line and horizontal cross in effective pressure region is less than predetermined angle threshold value, namely effective pressure region is the distribution of horizontal strip, and first mode determining unit 23 enters preference pattern line by line.This predetermined angle threshold value and the first pre-set length threshold according to concrete conditions such as the use habits of the size of mobile phone, user, can be arranged at the interface that arranges of specifying.Such as, predetermined angle threshold value can be set to 10 °, and the first pre-set length threshold can be set to the half of mobile phone screen width.
Under preference pattern line by line, first selection unit 24 calculates the barycentric coordinates of effective pressure region at mobile phone back, and according to the mapping relations between the two-dimentional backboard pressure coordinates at mobile phone back and the two-dimensional screen displaing coordinate in mobile phone front, effective pressure region to be mapped in mobile phone screen corresponding coordinate in the barycentric coordinates at mobile phone back, and the barycentric coordinates in effective pressure region institute the be expert at content of text of correspondence of the first selection unit 24 is chosen to be target text content.Namely target text content choice is with behavior unit, first selection unit 24 is according to the Y-component of effective pressure regional barycenter coordinate, the text coordinate of comparison coupling current screen display, determine the row at target text content place, a line is selected in single job, complete the selection line by line of target text content, screen carries out outstanding mark to the target text content selected, to give user's visual feedback.
Otherwise, if the angle between the center line in effective pressure region and horizontal cross is more than or equal to predetermined angle threshold value, or when the horizontal span in effective pressure region is less than or equal to the first pre-set length threshold, the selection of target text content cannot be carried out in this effective pressure region.
As shown in Figure 8, obtain user's finger and be greater than the first pre-set length threshold Xt1 effective area pressed Δ x1 (in figure black bar part) at mobile phone back, and the angle between its center line and horizontal cross is less than predetermined angle threshold value, calculate effective pressure region after the barycentric coordinates at mobile phone back, thus can determine that centre of pressure is capable, capable for this centre of pressure corresponding content of text " ABCDEFGHIJKLM " is chosen as target text content.
It should be noted that, user can be pressed in mobile phone back with multiple finger is horizontal, completes and once selects multirow target text content.User also can keep with a finger dynamics and the horizontal span pressing mobile phone back that are greater than preset pressure threshold value, slides up or down simultaneously and changes row-coordinate to target location, unclamp finger and can complete the selection operation once carrying out multirow target text content.In addition, user also can recall floating frame or select to enter multirow preference pattern at the interface that arranges of specifying, under multirow preference pattern, user can after the selection completing a line target text content, continue again to select another row target text content, obtain multirow target text content to realize selection.After the target text content selecting a line or multirow, end of line first to row will be set to start point/end point coordinate respectively, and mark, be convenient to follow-uply to adjust selected scope.In addition, the present embodiment for first to judge whether the horizontal span in effective pressure region is greater than pre-set length threshold, again calculates angle when horizontal span satisfies condition to the condition judgment order of row mode, is that the calculating of angle relatively consumes computational resource because span is easily calculated.Certainly, also can first judge that angle judges horizontal span again, not limit the present invention.
The present embodiment passes through the distribution situation in the effective pressure region at preset backside pressure sensor detecting mobile phone back, mobile phone back, user can select preference pattern line by line to select target text content, improves the efficiency to target text content choice and convenience.
Further, as shown in Figure 9, based on above-mentioned first embodiment, propose mobile terminal the 3rd embodiment that content of text of the present invention is selected, in this embodiment, above-mentioned selection module 20 can comprise:
3rd acquiring unit 25, for obtaining, described mobile terminal back is stressed is greater than preset pressure threshold value and compressing time is greater than multiple effective pressure regions of the second preset time threshold, and obtains the horizontal span in each effective pressure region;
Second pattern determining unit 26, is less than preset time threshold for the time interval be triggered when described multiple effective pressure region, and when the horizontal span of described multiple effective coverage is all less than the second pre-set length threshold, freedom of entry preference pattern;
Second selection unit 27, for under described unrestricted choice pattern, described multiple effective pressure region is mapped as coordinate corresponding in described mobile terminal screen at the centre coordinate at described mobile terminal back, and the content of text that the region that the centre coordinate in described multiple effective pressure region is formed comprises is chosen to be target text content.
In the present embodiment, when user finger or other can conductance object pressing mobile phone back, when the backside pressure sensor at mobile phone back detects the stressed force value in mobile phone back, force value and the compressing time of the 3rd acquiring unit 25 pairs of stress areas judge, when the force value that mobile phone back is stressed is greater than preset pressure threshold value, and compressing time is when being greater than the second preset time threshold, for effective pressure region, otherwise, when the force value that mobile phone back is stressed is less than or equal to preset pressure threshold value, or compressing time is invalid pressure span when being less than or equal to the second preset time threshold.This preset pressure threshold value and the second preset time threshold can be arranged as the case may be and flexibly, also can be in the process of follow-up use mobile phone, and arrange preset pressure threshold value at the interface that arranges of specifying, such as, the second preset time threshold can be set to 1 second.
Cell phone system enters different preference patterns according to the distribution situation in effective pressure region, therefore needs the effective pressure region to obtaining to judge further.When there is multiple effective pressure region, will be described here there are two effective pressure regions, the second pattern determining unit 26 obtains the time interval be triggered when this two effective pressure regions, and the horizontal span of regional.Preset time threshold is less than when the time interval that two effective pressure regions are triggered, and the horizontal span in each effective pressure region is when being all less than the second pre-set length threshold, namely effective pressure region is spot distribution, the second pattern determining unit 26 freedom of entry preference pattern.This preset time threshold and the second pre-set length threshold can be arranged as the case may be and flexibly.
Under unrestricted choice pattern, second selection unit 27 calculates the centre coordinate in each effective pressure region, and according to the mapping relations between the two-dimentional backboard pressure coordinates at mobile phone back and the two-dimensional screen displaing coordinate in mobile phone front, each effective pressure region is mapped to coordinate corresponding in mobile phone screen at the centre coordinate at mobile phone back, and the content of text that the region that the centre coordinate in each effective pressure region is formed comprises is chosen to be target text content by the second selection unit 27.Such as, user clicks with finger the starting point coordinate that target text content is determined at mobile phone back, according to the visual feedback that screen display cursor provides, moveable finger is until required final position, again click the terminal point coordinate that target text content is determined at mobile phone back within a preset time interval, surround region according to starting point coordinate and terminal point coordinate, screen indicates selected zone, completes the unrestricted choice to target text content.
Otherwise, when each effective pressure region be triggered interval greater than or equal preset time threshold, or when the horizontal span of each effective coverage is all more than or equal to the second pre-set length threshold, the selection of target text content cannot be carried out in this effective pressure region.
As shown in Figure 10, when user obtains two effective point-like area presseds with finger in twice pressing of carrying out at mobile phone back, i.e. starting point contact and terminal contact, and the horizontal span Δ x2 < second pre-set length threshold Xt2 of starting point contact and terminal contact, calculate effective pressure region after the centre coordinate at mobile phone back, thus the region that two Center of Pressure are formed can be determined, the content of text comprised in this region " ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNO " is chosen as target text content.
The present embodiment passes through the distribution situation in the effective pressure region at preset backside pressure sensor detecting mobile phone back, mobile phone back, user can select unrestricted choice pattern to select on a large scale target text content, improves the efficiency to target text content choice and convenience.
Further, as shown in figure 11, based on above-mentioned first embodiment, propose mobile terminal the 4th embodiment that content of text of the present invention is selected, the mobile terminal that in this embodiment, above-mentioned content of text is selected also comprises:
Adjusting module 30, the coordinate position that described mobile terminal back exists trigger action is detected for working as, when the coordinate position mapped in described mobile terminal screen is starting point coordinate position or the terminal point coordinate position of the target text content selected, according to described trigger action, the target text content selected is adjusted.
After selected target content of text, user can enter amendment pattern and adjusts selected target text content recalling the interface that arranges of specifying.In the present embodiment, trigger action can be drag operation, the pressure of this trigger action demand fulfillment pressing reaches preset pressure threshold value and compressing time and is greater than preset time threshold and just calculates triggering, and this preset pressure threshold value and preset time threshold can be arranged as the case may be and flexibly.The finger tip of user is at back-moving, and when not triggering, mobile phone screen shows current fingertip location, after confirming that fingertip location is in start point/end point, drags this trigger point and adjusts.Particularly, when user to click position corresponding to the starting point coordinate of target text content at mobile phone back, and when carrying out dragging outside selected region, the backside pressure sensor at mobile phone back detects that the starting point coordinate position of target text content is triggered, and adjusting module 30 adds new target text content again according to user's motoring pressure track.If user drags in selected region, then adjusting module 30 reduces target text content according to user's motoring pressure track.When user to click position corresponding to the terminal point coordinate of target text content at mobile phone back, and when dragging, the backside pressure sensor at mobile phone back detects that the terminal point coordinate position of target text content is triggered, and adjusting module 30 correspondingly can adjust the target text content selected according to user's motoring pressure track equally.
It should be noted that, conveniently user carries out cancellation operation to the target text content selected, in the present embodiment, can arrange when backside pressure sensor detects that pressure sensitive region exists desired guiding trajectory, such as, user draws the operations such as a circle, picture fork, picture polygon during at mobile phone back, the current target text content selected can be cancelled.Also can be that the cancellation region of specifying is set, when user to carry out in this cancellation region pressing or clicking operation time, backside pressure sensor detects that cancelling region exists trigger action, cancels the current target text content selected.Certainly, user also can directly click at mobile phone front-laid screen, performs cancel operation to the target text content selected.
The present embodiment adjusts by carrying out the target text content operated having selected at mobile phone back, can under the prerequisite of not blocking screen, the target text content selected is expanded or reduces region, improves the convenience to target text content choice and accuracy.
Further, based on above-described embodiment, in the present embodiment, the mobile terminal that above-mentioned content of text is selected also comprises:
Mark module, for when detecting described mobile terminal back and there is stress area, according to the mapping relations of described mobile terminal back coordinate and described mobile terminal screen coordinate, at the screen of described mobile terminal, described stress area is marked, to provide visual feedback for user.
Because user is carrying out blind operation at mobile phone back, to the correspondence position of front-laid screen displaing coordinate and the backboard pressure coordinates at back can not corresponding exactly on, user does not know the pressure sensitive region whether needed for oneself, the pressure sensitive region that oneself presses, and causes selecting mistake.Target text content needed for oneself is selected fast in order to enable user, in the present embodiment, can when user carries out preset pressure trigger action to mobile phone backside pressure induction region, this preset pressure is less than above-mentioned preset pressure threshold value, mark module is according to the mapping relations between the two-dimentional backboard pressure coordinates at mobile phone back and the two-dimensional screen displaing coordinate in mobile phone front, and the toggle area pointed user is carried out mark display by the correspondence position of the screen in mobile phone front.When finger is moved to the region at target text content place wanting to select by user, firmly can press finger and make that mobile phone back is stressed reaches preset pressure threshold value, thus effective pressure span can be formed target text content is selected.Such as, the visual feedback that user also can provide according to mobile phone screen display highlighting, moveable finger, until correct start point/end point position, adjusts the target text content selected.Certainly, the information that pressure sensitive region is triggered also can be arranged as the case may be and flexibly, does not limit the present invention.
The present embodiment the pressure coordinates at mobile phone back can be mapped to screen display coordinate and in screen show tags, namely toggle area corresponding region on screen, mobile phone back is marked, for user provides visual feedback, thus reach the object of prompting user, increase probability target text content being carried out to selecting properly.
Accordingly, as shown in figure 12, a kind of content of text system of selection first of the present invention embodiment is proposed.The content of text system of selection of this embodiment comprises:
Step S10, after mobile terminal enters text reading pattern, detect the distribution of force state at described mobile terminal back;
In the present embodiment, content of text selection scheme can be applicable to mobile terminal, and the type of this mobile terminal can be arranged according to actual needs, and such as, this mobile terminal can comprise mobile phone, iPad etc., below will be described in detail for mobile phone.Backside pressure sensor will be pre-set, for the force value suffered by detection of handset back at the back side of mobile phone.This backside pressure sensor can be distributed in the Zone Full at mobile phone back, also as the case may be by the appointed area of backside pressure sensor setting at mobile phone back, can be described in detail to add at mobile phone back with the backside pressure sensor of mobile phone display screen curtain adaptation below
Backside pressure sensor is at mobile phone back mineralization pressure induction region, in order to reduce the power consumption of mobile phone, and the false triggering in the pressure sensitive region at minimizing mobile phone back, user is in the process using mobile phone, generally the inducing function in the pressure sensitive region at mobile phone back is in closed condition, only just understands the inducing function of automatic starting hand-set backside pressure induction region when user utilizes mobile phone read text.Namely after mobile phone enters text reading pattern, can the inducing function of the backside pressure sensor of starting hand-set automatically, the stressing conditions at mobile phone back is detected, to obtain the distribution of force state at mobile phone back.In the process of read text, when user does not need the inducing function in the pressure sensitive region of using mobile phone back, can be closed at the interface of specifying.Be understandable that, user can be set in the process using mobile phone, the backside pressure sensor of mobile phone can not be opened automatically, can according to user use need undertaken opening or closing by preset open function, the interface can specified at mobile phone is opened or is closed, or is undertaken opening or closing by keyboard shortcut.
It should be noted that, the inducing function in the pressure sensitive region at mobile phone back is used to carry out proper operation to the content of text in order to instruct user better, when mobile phone enters text reading pattern and after the inducing function of the backside pressure sensor of starting hand-set, the guiding interface that the pressure sensitive region that the screen of mobile phone will show mobile phone back uses, the step selected how by the content of pressure sensitive region to text shows user, carries out proper operation to point out user.
Particularly, when user uses mobile phone to enter text reading interface, cell phone system, while whether screen display content of text and monitoring touch-screen are triggered, can be monitored backside pressure sensor.Namely mobile phone is by the pressing event at backside pressure sensor detecting mobile phone back, when there is pressing operation at mobile phone back in user, backside pressure sensor obtains spot pressure coordinate and corresponding pressure value, cell phone system judges each point force value, obtains the distribution of force state at mobile phone back according to effective pressure point.This effective pressure point is the stress point that force value is greater than preset pressure threshold value, and preset pressure threshold value can be arranged as the case may be and flexibly.Such as, the distribution of force state obtaining mobile phone back is in spot distribution or is horizontal strip distribution etc.
Step S20, distribution of force state according to described mobile terminal back, enter corresponding preference pattern and select target text content.
The present embodiment needs pre-set and calibrate the mapping relations between the two-dimentional backboard pressure coordinates at mobile phone back and the two-dimensional screen displaing coordinate in mobile phone front, and stores.These mapping relations can be calibrate before mobile phone dispatches from the factory, and follow-uply can obtain and retain use, to utilize these mapping relations two-dimentional backboard pressure coordinates accurately can be mapped to two-dimensional screen displaing coordinate.
Above-mentioned obtain the distribution of force state at mobile phone back after, the preference pattern that mobile phone enters is judged according to the distribution of effective pressure point, and effective pressure point is converted to two-dimensional screen displaing coordinate in the two-dimentional backboard pressure coordinates at mobile phone back, target text content is selected.After selection obtains target text content, text-processing further can be carried out according to user's request to target text content, as highlighted, searching, replace, deletion etc.
Particularly, as shown in Figure 6, when the effective pressure areal distribution state at mobile phone back is the distribution of horizontal strip, and the horizontal span in this effective pressure region is greater than pre-set length threshold and compressing time is greater than preset time threshold, angle between the center line in this effective pressure region and horizontal cross is less than predetermined angle threshold value, enter preference pattern line by line, this pre-set length threshold, preset time threshold and predetermined angle threshold value can be arranged according to actual needs.According to the barycentric coordinates in effective pressure region, namely at the strip pressure span barycentric coordinates P (U at mobile phone back c, V c), according to the mapping relations between the two-dimentional backboard pressure coordinates at mobile phone back and the two-dimensional screen displaing coordinate in mobile phone front, carrying out virtual borderlines, to obtain at the coordinate of mobile phone screen be P (X c, Y c), and the row corresponding according to coordinate points P place text selects this line text as the target text content selected, following examples will be described in detail.When the effective pressure distribution state at mobile phone back is spot distribution, and the horizontal span in these two pressing effective pressure regions is less than pre-set length threshold and compressing time is greater than preset time threshold, freedom of entry preference pattern, this pre-set length threshold and preset time threshold can be arranged according to actual needs.Suppose in Fig. 6 that mobile phone back exists two press points, then obtaining at point pressure center, mobile phone back 1 is P 1(U 1, V 1), and point pressure center 2 is P 2(U 2, V 2).According to the mapping relations between the two-dimentional backboard pressure coordinates at mobile phone back and the two-dimensional screen displaing coordinate in mobile phone front, carrying out virtual borderlines, to obtain at the coordinate of mobile phone screen be P 1(X 1, Y 1) and P 2(X 2, Y 2), respectively as starting point coordinate and the terminal point coordinate of select target content of text.According to starting point coordinate P 1and terminal point coordinate P 2the content of text that the region surrounded comprises is as the target text content selected, and following examples will be described in detail.User can select preference pattern or unrestricted choice pattern line by line as required, and wherein, pattern is efficient and convenient line by line, and unrestricted choice pattern is applied widely, thus makes text selecting efficiency significantly improve.
After mobile phone exits text reading pattern, mobile phone will cut out the inducing function in the pressure sensitive region at its back automatically, do not need user's manual-lock, when preventing user to forget closedown not using pressure sensitive region to carry out target text selection operation, the embedded backside pressure sensor in pressure sensitive region is always in running order, adds the power consumption of mobile phone.
The embodiment of the present invention is selected target text content by the preset backside pressure sensor in mobile phone back, after mobile phone enters text reading pattern, by detecting the distribution of force state at mobile phone back, entering corresponding preference pattern and target text content is selected.User is pointed operate at mobile phone back, in whole process, do not block screen, still observable whole screen display content when user carries out selection operation.Thus under the prerequisite of not blocking screen, can realize so that preference pattern or unrestricted choice pattern, to the selection of target text content, improve the efficiency to target text content choice and accuracy line by line.
Further, as shown in figure 13, based on above-mentioned first embodiment, propose content of text system of selection second embodiment of the present invention, in this embodiment, above-mentioned steps S20 can comprise:
Step S21, obtain that described mobile terminal back is stressed is greater than preset pressure threshold value and compressing time is greater than the effective pressure region of the first preset time threshold, and obtain the horizontal span in described effective pressure region;
Step S22, when the horizontal span in described effective pressure region is greater than the first pre-set length threshold, obtain the angle between the center line in described effective pressure region and horizontal cross;
When step S23, angle between the center line and horizontal cross in described effective pressure region are less than predetermined angle threshold value, enter preference pattern line by line;
Step S24, under described preference pattern line by line, described effective pressure region to be mapped as in described mobile terminal screen corresponding coordinate in the barycentric coordinates at described mobile terminal back, and the content of text of correspondence of the barycentric coordinates in described effective pressure region institute being expert at is chosen to be target text content.
In the present embodiment, when user's finger or other bar-shaped object cross sticker mobile phone backs, when the backside pressure sensor at mobile phone back detects the stressed force value in mobile phone back, the force value of stress area is judged, when the force value that mobile phone back is stressed is greater than preset pressure threshold value, and compressing time is when being greater than the first preset time threshold, for effective pressure region, otherwise, when the force value that mobile phone back is stressed is less than or equal to preset pressure threshold value, or when compressing time is less than or equal to the first preset time threshold, be invalid pressure span.This preset pressure threshold value and the first preset time threshold can be arranged as the case may be and flexibly, such as, first preset time threshold can be set to 1 second, preset pressure threshold value also can be in the process of follow-up use mobile phone, at the interface that arranges of specifying, preset pressure threshold value is arranged, the use of different crowd can be facilitated like this, such as, for the child that strength is less, can this preset pressure threshold value be arranged smaller, for young man, producing maloperation to prevent from there is slight pressure when early holding mobile phone, can this preset pressure threshold value be arranged larger.
Cell phone system enters different preference patterns according to the distribution situation in effective pressure region, therefore needs the effective pressure region to obtaining to judge further.When an existence effective pressure region, obtain the horizontal span in effective pressure region, and when the horizontal span in effective pressure region is greater than the first pre-set length threshold, obtain the angle between the center line in effective pressure region and horizontal cross.When angle between the center line and horizontal cross in effective pressure region is less than predetermined angle threshold value, namely effective pressure region is the distribution of horizontal strip, enters preference pattern line by line.This predetermined angle threshold value and the first pre-set length threshold according to concrete conditions such as the use habits of the size of mobile phone, user, can be arranged at the interface that arranges of specifying.Such as, predetermined angle threshold value can be set to 10 °, and the first pre-set length threshold can be set to the half of mobile phone screen width.
Under preference pattern line by line, calculate the barycentric coordinates of effective pressure region at mobile phone back, and according to the mapping relations between the two-dimentional backboard pressure coordinates at mobile phone back and the two-dimensional screen displaing coordinate in mobile phone front, effective pressure region to be mapped in mobile phone screen corresponding coordinate in the barycentric coordinates at mobile phone back, and the content of text of correspondence of the barycentric coordinates in effective pressure region institute being expert at is chosen to be target text content.Namely target text content choice is with behavior unit, according to the Y-component of effective pressure regional barycenter coordinate, the text coordinate of comparison coupling current screen display, determine the row at target text content place, a line is selected in single job, complete the selection line by line of target text content, screen carries out outstanding mark to the target text content selected, to give user's visual feedback.
Otherwise, if the angle between the center line in effective pressure region and horizontal cross is more than or equal to predetermined angle threshold value, or when the horizontal span in effective pressure region is less than or equal to the first pre-set length threshold, the selection of target text content cannot be carried out in this effective pressure region.
As shown in Figure 8, obtain user's finger and be greater than the first pre-set length threshold Xt1 effective area pressed Δ x1 (in figure black bar part) at mobile phone back, and the angle between its center line and horizontal cross is less than predetermined angle threshold value, calculate effective pressure region after the barycentric coordinates at mobile phone back, thus can determine that centre of pressure is capable, capable for this centre of pressure corresponding content of text " ABCDEFGHIJKLM " is chosen as target text content.
It should be noted that, user can be pressed in mobile phone back with multiple finger is horizontal, completes and once selects multirow target text content.User also can keep with a finger dynamics and the horizontal span pressing mobile phone back that are greater than preset pressure threshold value, slides up or down simultaneously and changes row-coordinate to target location, unclamp finger and can complete the selection operation once carrying out multirow target text content.In addition, user also can recall floating frame or select to enter multirow preference pattern at the interface that arranges of specifying, under multirow preference pattern, user can after the selection completing a line target text content, continue again to select another row target text content, obtain multirow target text content to realize selection.After the target text content selecting a line or multirow, end of line first to row will be set to start point/end point coordinate respectively, and mark, be convenient to follow-uply to adjust selected scope.In addition, the present embodiment for first to judge whether the horizontal span in effective pressure region is greater than pre-set length threshold, again calculates angle when horizontal span satisfies condition to the condition judgment order of row mode, is that the calculating of angle relatively consumes computational resource because span is easily calculated.Certainly, also can first judge that angle judges horizontal span again, not limit the present invention.
The present embodiment passes through the distribution situation in the effective pressure region at preset backside pressure sensor detecting mobile phone back, mobile phone back, user can select preference pattern line by line to select target text content, improves the efficiency to target text content choice and convenience.
Further, as shown in figure 14, based on above-mentioned first embodiment, propose content of text system of selection the 3rd embodiment of the present invention, in this embodiment, above-mentioned steps S20 can comprise:
Step S25, obtain that described mobile terminal back is stressed is greater than preset pressure threshold value and compressing time is greater than multiple effective pressure regions of the second preset time threshold, and obtain the horizontal span in each effective pressure region;
Step S26, the time interval be triggered when described multiple effective pressure region are less than preset time threshold, and when the horizontal span of described multiple effective coverage is all less than the second pre-set length threshold, freedom of entry preference pattern;
Step S27, under described unrestricted choice pattern, described multiple effective pressure region is mapped as coordinate corresponding in described mobile terminal screen at the centre coordinate at described mobile terminal back, and the content of text that the region that the centre coordinate in described multiple effective pressure region is formed comprises is chosen to be target text content.
In the present embodiment, when user finger or other can conductance object pressing mobile phone back, when the backside pressure sensor at mobile phone back detects the stressed force value in mobile phone back, the force value of stress area and compressing time are judged, when the force value that mobile phone back is stressed is greater than preset pressure threshold value, and compressing time is when being greater than the second preset time threshold, for effective pressure region, otherwise, when the force value that mobile phone back is stressed is less than or equal to preset pressure threshold value, or compressing time is invalid pressure span when being less than or equal to the second preset time threshold.This preset pressure threshold value and the second preset time threshold can be arranged as the case may be and flexibly, also can be in the process of follow-up use mobile phone, and arrange preset pressure threshold value at the interface that arranges of specifying, such as, the second preset time threshold can be set to 1 second.
Cell phone system enters different preference patterns according to the distribution situation in effective pressure region, therefore needs the effective pressure region to obtaining to judge further.When there is multiple effective pressure region, will be described there are two effective pressure regions here, obtaining the time interval be triggered when this two effective pressure regions, and the horizontal span of regional.Be less than preset time threshold when the time interval that two effective pressure regions are triggered, and when the horizontal span in each effective pressure region is all less than the second pre-set length threshold, namely effective pressure region is spot distribution, freedom of entry preference pattern.This preset time threshold and the second pre-set length threshold can be arranged as the case may be and flexibly.
Under unrestricted choice pattern, calculate the centre coordinate in each effective pressure region, and according to the mapping relations between the two-dimentional backboard pressure coordinates at mobile phone back and the two-dimensional screen displaing coordinate in mobile phone front, each effective pressure region is mapped to coordinate corresponding in mobile phone screen at the centre coordinate at mobile phone back, the content of text that the region that the centre coordinate in each effective pressure region is formed comprises is chosen to be target text content.Such as, user clicks with finger the starting point coordinate that target text content is determined at mobile phone back, according to the visual feedback that screen display cursor provides, moveable finger is until required final position, again click the terminal point coordinate that target text content is determined at mobile phone back within a preset time interval, surround region according to starting point coordinate and terminal point coordinate, screen indicates selected zone, completes the unrestricted choice to target text content.
Otherwise, when each effective pressure region be triggered interval greater than or equal preset time threshold, or when the horizontal span of each effective coverage is all more than or equal to the second pre-set length threshold, the selection of target text content cannot be carried out in this effective pressure region.
As shown in Figure 10, when user obtains two effective point-like area presseds with finger in twice pressing of carrying out at mobile phone back, i.e. starting point contact and terminal contact, and the horizontal span Δ x2 < second pre-set length threshold Xt2 of starting point contact and terminal contact, calculate effective pressure region after the centre coordinate at mobile phone back, thus the region that two Center of Pressure are formed can be determined, the content of text comprised in this region " ABCDEFGHIJKLMNOPQRSTUVWXYZABCDEFGHIJKLMNO " is chosen as target text content.
The present embodiment passes through the distribution situation in the effective pressure region at preset backside pressure sensor detecting mobile phone back, mobile phone back, user can select unrestricted choice pattern to select on a large scale target text content, improves the efficiency to target text content choice and convenience.
Further, as shown in figure 15, based on above-mentioned first embodiment, propose content of text system of selection the 4th embodiment of the present invention, can comprise after above-mentioned steps S20 in this embodiment:
Step S30, when the coordinate position detecting described mobile terminal back and exist trigger action, when the coordinate position mapped in described mobile terminal screen is starting point coordinate position or the terminal point coordinate position of the target text content selected, according to described trigger action, the target text content selected is adjusted.
After selected target content of text, user can enter amendment pattern and adjusts selected target text content recalling the interface that arranges of specifying.In the present embodiment, trigger action can be drag operation, the pressure of this trigger action demand fulfillment pressing reaches preset pressure threshold value and compressing time and is greater than preset time threshold and just calculates triggering, and this preset pressure threshold value and preset time threshold can be arranged as the case may be and flexibly.The finger tip of user is at back-moving, and when not triggering, mobile phone screen shows current fingertip location, after confirming that fingertip location is in start point/end point, drags this trigger point and adjusts.Particularly, when user to click position corresponding to the starting point coordinate of target text content at mobile phone back, and when carrying out dragging outside selected region, the backside pressure sensor at mobile phone back detects that the starting point coordinate position of target text content is triggered, and adds new target text content again according to user's motoring pressure track.If user drags in selected region, then reduce target text content according to user's motoring pressure track.When user to click position corresponding to the terminal point coordinate of target text content at mobile phone back, and when dragging, the backside pressure sensor at mobile phone back detects that the terminal point coordinate position of target text content is triggered, and correspondingly can adjust equally according to user's motoring pressure track to the target text content selected.
It should be noted that, conveniently user carries out cancellation operation to the target text content selected, in the present embodiment, can arrange when backside pressure sensor detects that pressure sensitive region exists desired guiding trajectory, such as, user draws the operations such as a circle, picture fork, picture polygon during at mobile phone back, the current target text content selected can be cancelled.Also can be that the cancellation region of specifying is set, when user to carry out in this cancellation region pressing or clicking operation time, backside pressure sensor detects that cancelling region exists trigger action, cancels the current target text content selected.Certainly, user also can directly click at mobile phone front-laid screen, performs cancel operation to the target text content selected.
The present embodiment adjusts by carrying out the target text content operated having selected at mobile phone back, can under the prerequisite of not blocking screen, the target text content selected is expanded or reduces region, improves the convenience to target text content choice and accuracy.
Further, based on above-described embodiment, in the present embodiment, can comprise after above-mentioned steps S10: when detecting described mobile terminal back and there is stress area, according to the mapping relations of described mobile terminal back coordinate and described mobile terminal screen coordinate, at the screen of described mobile terminal, described stress area is marked, to provide visual feedback for user.
Because user is carrying out blind operation at mobile phone back, to the correspondence position of front-laid screen displaing coordinate and the backboard pressure coordinates at back can not corresponding exactly on, user does not know the pressure sensitive region whether needed for oneself, the pressure sensitive region that oneself presses, and causes selecting mistake.Target text content needed for oneself is selected fast in order to enable user, in the present embodiment, can when user carries out preset pressure trigger action to mobile phone backside pressure induction region, this preset pressure is less than above-mentioned preset pressure threshold value, according to the mapping relations between the two-dimentional backboard pressure coordinates at mobile phone back and the two-dimensional screen displaing coordinate in mobile phone front, the toggle area pointed user is carried out mark display by the correspondence position of the screen in mobile phone front.When finger is moved to the region at target text content place wanting to select by user, firmly can press finger and make that mobile phone back is stressed reaches preset pressure threshold value, thus effective pressure span can be formed target text content is selected.Such as, the visual feedback that user also can provide according to mobile phone screen display highlighting, moveable finger, until correct start point/end point position, adjusts the target text content selected.Certainly, the information that pressure sensitive region is triggered also can be arranged as the case may be and flexibly, does not limit the present invention.
The present embodiment the pressure coordinates at mobile phone back can be mapped to screen display coordinate and in screen show tags, namely toggle area corresponding region on screen, mobile phone back is marked, for user provides visual feedback, thus reach the object of prompting user, increase probability target text content being carried out to selecting properly.
Through the above description of the embodiments, those skilled in the art can be well understood to the mode that above-described embodiment method can add required general hardware platform by software and realize, hardware can certainly be passed through, but in a lot of situation, the former is better embodiment.Based on such understanding, technical scheme of the present invention can embody with the form of software product the part that prior art contributes in essence in other words, this computer software product is stored in a storage medium (as ROM/RAM, magnetic disc, CD), comprising some instructions in order to make a station terminal equipment (can be mobile phone, computing machine, server, air conditioner, or the network equipment etc.) perform method described in each embodiment of the present invention.
These are only the preferred embodiments of the present invention; not thereby the scope of the claims of the present invention is limited; every utilize instructions of the present invention and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.

Claims (10)

1. a mobile terminal for content of text selection, is characterized in that, the mobile terminal that described content of text is selected comprises:
Detecting module, after entering text reading pattern at mobile terminal, detects the distribution of force state at described mobile terminal back;
Select module, for the distribution of force state according to described mobile terminal back, enter corresponding preference pattern and target text content is selected.
2. the mobile terminal of content of text selection as claimed in claim 1, it is characterized in that, described selection module comprises:
First acquiring unit, for obtaining, described mobile terminal back is stressed is greater than preset pressure threshold value and compressing time is greater than the effective pressure region of the first preset time threshold, and obtains the horizontal span in described effective pressure region;
Second acquisition unit, for when the horizontal span in described effective pressure region is greater than the first pre-set length threshold, obtains the angle between the center line in described effective pressure region and horizontal cross;
First mode determining unit, when being less than predetermined angle threshold value for the angle between the center line and horizontal cross in described effective pressure region, enters preference pattern line by line;
First selection unit, for under described preference pattern line by line, described effective pressure region to be mapped as in described mobile terminal screen corresponding coordinate in the barycentric coordinates at described mobile terminal back, and the content of text of correspondence of the barycentric coordinates in described effective pressure region institute being expert at is chosen to be target text content.
3. the mobile terminal of content of text selection as claimed in claim 1, it is characterized in that, described selection module comprises:
3rd acquiring unit, for obtaining, described mobile terminal back is stressed is greater than preset pressure threshold value and compressing time is greater than multiple effective pressure regions of the second preset time threshold, and obtains the horizontal span in each effective pressure region;
Second pattern determining unit, is less than preset time threshold for the time interval be triggered when described multiple effective pressure region, and when the horizontal span of described multiple effective coverage is all less than the second pre-set length threshold, freedom of entry preference pattern;
Second selection unit, for under described unrestricted choice pattern, described multiple effective pressure region is mapped as coordinate corresponding in described mobile terminal screen at the centre coordinate at described mobile terminal back, and the content of text that the region that the centre coordinate in described multiple effective pressure region is formed comprises is chosen to be target text content.
4. the mobile terminal of content of text selection as claimed in claim 1, it is characterized in that, the mobile terminal that described content of text is selected also comprises:
Adjusting module, the coordinate position that described mobile terminal back exists trigger action is detected for working as, when the coordinate position mapped in described mobile terminal screen is starting point coordinate position or the terminal point coordinate position of the target text content selected, according to described trigger action, the target text content selected is adjusted.
5. the mobile terminal that the content of text according to any one of claim 1-4 is selected, is characterized in that, the mobile terminal that described content of text is selected also comprises:
Mark module, for when detecting described mobile terminal back and there is stress area, according to the mapping relations of described mobile terminal back coordinate and described mobile terminal screen coordinate, at the screen of described mobile terminal, described stress area is marked, to provide visual feedback for user.
6. a content of text system of selection, is characterized in that, described content of text system of selection comprises the following steps:
After mobile terminal enters text reading pattern, detect the distribution of force state at described mobile terminal back;
According to the distribution of force state at described mobile terminal back, enter corresponding preference pattern and target text content is selected.
7. content of text system of selection as claimed in claim 6, is characterized in that, the described distribution of force state according to described mobile terminal back, enters corresponding preference pattern and carries out selection to target text content and comprise:
Obtain that described mobile terminal back is stressed is greater than preset pressure threshold value and compressing time is greater than the effective pressure region of the first preset time threshold, and obtain the horizontal span in described effective pressure region;
When the horizontal span in described effective pressure region is greater than the first pre-set length threshold, obtain the angle between the center line in described effective pressure region and horizontal cross;
When angle between the center line and horizontal cross in described effective pressure region is less than predetermined angle threshold value, enter preference pattern line by line;
Under described preference pattern line by line, described effective pressure region to be mapped as in described mobile terminal screen corresponding coordinate in the barycentric coordinates at described mobile terminal back, and the content of text of correspondence of the barycentric coordinates in described effective pressure region institute being expert at is chosen to be target text content.
8. content of text system of selection as claimed in claim 6, is characterized in that, the described distribution of force state according to described mobile terminal back, enters corresponding preference pattern and carries out selection to target text content and comprise:
Obtain that described mobile terminal back is stressed is greater than preset pressure threshold value and compressing time is greater than multiple effective pressure regions of the second preset time threshold, and obtain the horizontal span in each effective pressure region;
Preset time threshold is less than when the time interval that described multiple effective pressure region is triggered, and when the horizontal span of described multiple effective coverage is all less than the second pre-set length threshold, freedom of entry preference pattern;
Under described unrestricted choice pattern, described multiple effective pressure region is mapped as coordinate corresponding in described mobile terminal screen at the centre coordinate at described mobile terminal back, and the content of text that the region that the centre coordinate in described multiple effective pressure region is formed comprises is chosen to be target text content.
9. as weighed the content of text system of selection as described in 6, it is characterized in that, the described distribution of force state according to described mobile terminal back, entering after corresponding preference pattern is selected target text content and comprising:
When detecting described mobile terminal back and exist the coordinate position of trigger action, when the coordinate position mapped in described mobile terminal screen is starting point coordinate position or the terminal point coordinate position of the target text content selected, according to described trigger action, the target text content selected is adjusted.
10. the content of text system of selection according to any one of claim 6-9, is characterized in that, described after mobile terminal enters text reading pattern, comprises after detecting the distribution of force state at described mobile terminal back:
When detecting described mobile terminal back and there is stress area, according to the mapping relations of described mobile terminal back coordinate and described mobile terminal screen coordinate, at the screen of described mobile terminal, described stress area is marked, to provide visual feedback for user.
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