CN104750388B

CN104750388B - Screen extended method and device

Info

Publication number: CN104750388B
Application number: CN201510147508.9A
Authority: CN
Inventors: 吴俊�
Original assignee: Nubia Technology Co Ltd
Current assignee: Nubia Technology Co Ltd
Priority date: 2015-03-31
Filing date: 2015-03-31
Publication date: 2017-06-09
Anticipated expiration: 2035-03-31
Also published as: CN104750388A

Abstract

The invention discloses a kind of screen extended method, the screen extended method is comprised the following steps：When extended instruction is detected, the positional information of the second preset point of the positional information and the second mobile terminal of the first preset point of the first mobile terminal that extended instruction described in the first acquisition for mobile terminal is carried；The screen parameter of described its screen parameter of first acquisition for mobile terminal and the second mobile terminal；First mobile terminal is based on the positional information and the positional information of the second preset point of the first preset point for getting, and the first mobile terminal for getting screen parameter and the screen parameter of the second mobile terminal, obtain on-screen data to be extended；First mobile terminal sends to second mobile terminal on-screen data to be extended, so that second mobile terminal shows.The invention also discloses a kind of screen expanding unit.The present invention can improve the display effect of mobile terminal.

Description

Screen extended method and device

Technical field

The present invention relates to communication technique field, more particularly to screen extended method and device.

Background technology

With developing rapidly for mechanics of communication, the mobile terminal such as mobile phone, panel computer has turned into indispensable one of people Plant communication product.By taking mobile phone as an example, current mobile phone has been not limited solely to make a phone call, and user can also watch figure using mobile phone The content of multimedia such as piece, film.It is well known that the more big then display effect of screen is better, existing screen expansion technique is moved one Image spreading in dynamic terminal is shown on another mobile terminal, but due to the diversity of mobile terminal screen size, is caused The image cause not of uniform size that various sizes of mobile terminal shows after extension display, mobile terminal display effect is poor.

The content of the invention

It is a primary object of the present invention to provide a kind of screen extended method and device, it is intended to lift the display of mobile terminal Effect.

To achieve the above object, the present invention provides a kind of screen extended method, and the screen extended method is comprised the following steps：

When extended instruction is detected, the of the first mobile terminal that extended instruction described in the first acquisition for mobile terminal is carried The positional information of the second preset point of the positional information of one preset point and the second mobile terminal；

The screen parameter of described its screen parameter of first acquisition for mobile terminal and the second mobile terminal；

First mobile terminal is based on the positional information of the first preset point for getting and the position letter of the second preset point Breath, and the first mobile terminal for getting screen parameter and the screen parameter of the second mobile terminal, obtain screen to be extended Curtain data；

First mobile terminal sends to second mobile terminal, for described second on-screen data to be extended Mobile terminal shows.

Preferably, it is described when extended instruction is detected, the first of extended instruction carrying described in the first acquisition for mobile terminal Before the step of positional information of the positional information of the first preset point of mobile terminal and the second preset point of the second mobile terminal, The screen extended method also includes：

Fitted with the screen edge of the second mobile terminal in the first mobile terminal, and the first acquisition for mobile terminal arrives user's Terminal of the touch operation in its screen is slided, starting point of the slip touch operation with user in the screen of second mobile terminal Consecutive hours in time, first mobile terminal using the terminal as its first preset point, using the starting point as described Second preset point of the second mobile terminal；

First preset point positional information on its screen described in first acquisition for mobile terminal, and obtain described the Positional information of two preset points on the screen of second mobile terminal；

First mobile terminal is based on the positional information and second preset point of first preset point for getting Positional information, generate extended instruction.

Fitted with the screen edge of the second mobile terminal in the first mobile terminal, and the first acquisition for mobile terminal arrives user's Point touching operation operates the contact of the screen in second mobile terminal in the point touching of the contact of its screen and user It is identical in time, and two contacts are located at the screen edge that respective mobile terminal is fitted with another mobile terminal respectively When, first mobile terminal operates in the contact of its screen as its first preset point the point touching of user, by user Point touching operation second mobile terminal screen contact as second mobile terminal the second preset point；

Preferably, the step of screen parameter of described its screen parameter of first acquisition for mobile terminal and the second mobile terminal Including：

Described its screen parameter of first acquisition for mobile terminal, and acquisition instruction to second mobile terminal is sent, for The screen parameter of second mobile terminal is sent to described the by second mobile terminal according to the acquisition instruction for receiving One movement is eventually；

First mobile terminal receives the screen parameter that second mobile terminal sends.

Preferably, the screen parameter includes length value, width value and the picture element density of screen, and the positional information includes Ordinate value；First mobile terminal is based on the positional information of the first preset point for getting and the position letter of the second preset point Breath, and the first mobile terminal for getting screen parameter and the screen parameter of the second mobile terminal, obtain screen to be extended The step of curtain data, includes：

First mobile terminal is according to the length value of the screen of second mobile terminal, second mobile terminal The picture element density of the screen of the picture element density of screen and first mobile terminal calculates the length value H of image-region to be intercepted_C；

First mobile terminal is according to the width value of the screen of second mobile terminal, second mobile terminal The picture element density of the screen of the picture element density of screen and first mobile terminal calculates the width value W of image-region to be intercepted_C；

First mobile terminal is according to the width value of the screen of first mobile terminal and image-region to be intercepted Width value W_CCalculate the abscissa value X on the default summit of image-region to be intercepted_D；

First mobile terminal is according to the ordinate value of first preset point correspondence first mobile terminal, described Second preset point corresponds to ordinate value, the picture element density of the screen of second mobile terminal and the institute of second mobile terminal The picture element density for stating the screen of the first mobile terminal calculates the ordinate value Y on the default summit of image-region to be intercepted_D；

First mobile terminal is by default extension viewing area with (X_D, Y_D) it is default summit, width values long are respectively H_CWith W_CImage-region to be intercepted in view data as view data to be extended.

Additionally, to achieve the above object, the present invention also provides a kind of screen expanding unit, the screen expanding unit bag Include：

First acquisition module, obtains for when extended instruction is detected, obtaining the extended instruction is carried described first The positional information of the first preset point of the mobile terminal where modulus block and other mobile terminals for establishing communication connection The positional information of the second preset point；

Second acquisition module, the screen parameter of the mobile terminal where for obtaining it and other mobile terminals Screen parameter；

3rd acquisition module, the positional information of the first preset point and second for being got based on the first acquisition module is pre- Put positional information a little, and the second acquisition module get its where mobile terminal screen parameter and described other shiftings The screen parameter of dynamic terminal, obtains on-screen data to be extended；

Sending module, for the on-screen data to be extended that the 3rd acquisition module gets to be sent to described other movements Terminal, so that it shows.

Preferably, the screen expanding unit also includes：

Setup module, fits for the mobile terminal where it with the screen edge of other mobile terminals, and institute Acquisition for mobile terminal where stating setup module slides terminal of the touch operation in its screen to user, and the slip with user is touched Starting point in time consecutive hours of the operation in the screen of other mobile terminals is touched, using the terminal as the setup module First preset point of the mobile terminal at place, using the starting point as other mobile terminals the second preset point；

4th acquisition module, for obtaining first preset point in the mobile terminal where the 4th acquisition module Positional information on screen, and obtain positional information of second preset point on the screen of other mobile terminals；

Generation module, the positional information and described of first preset point for being got based on the 4th acquisition module The positional information of two preset points, generates extended instruction.

Preferably, the setup module is additionally operable to the screen side of the mobile terminal and other mobile terminals where it Edge is fitted, and acquisition for mobile terminal where the setup module to user point touching operation in the contact of its screen and use The point touching operation at family is identical in time in the contact of the screen of other mobile terminals, and two contacts difference position When the screen edge that respective mobile terminal is fitted with another mobile terminal, the point touching of user is operated in the setting The contact of the screen of the mobile terminal where module will be used as the first preset point of the mobile terminal where the setup module The point touching operation at family is in the contact of the screen of other mobile terminals as the second preset of other mobile terminals Point.

Preferably, second acquisition module is additionally operable to the screen parameter of the mobile terminal where obtaining it, and transmission is obtained Instruction fetch is joined to described other mobile terminals so that described other mobile terminals return to its screen according to the acquisition instruction for receiving Number；And receive the screen parameter that described other mobile terminals send.

Preferably, the screen parameter includes length value, width value and the picture element density of screen, and the positional information includes Ordinate value；3rd acquisition module includes：

First computing unit, for length value, described other mobile terminals of the screen according to other mobile terminals The picture element density of screen of picture element density and the mobile terminal where it of screen calculate the length of image-region to be intercepted Value H_C；

Second computing unit, for width value, described other mobile terminals of the screen according to other mobile terminals The picture element density of screen of picture element density and the mobile terminal where it of screen calculate the width of image-region to be intercepted Value W_C；

3rd computing unit, width value and image-region to be intercepted for the screen of the mobile terminal according to where it Width value W_CCalculate the abscissa value X on the default summit of image-region to be intercepted_D；

4th computing unit, for the ordinate value according to first preset point, the ordinate of second preset point The picture element density of the screen of value, the picture element density of the screen of other mobile terminals and the mobile terminal where it is calculated to be waited to cut Take the ordinate value Y on the default summit of image-region_D；

Interception unit, for by default extension viewing area with (X_D, Y_D) it is default summit, width values long are respectively H_CAnd W_C Image-region to be intercepted in view data as view data to be extended.

The present invention is by the way that when extended instruction is detected, the first of extended instruction carrying moves described in the first acquisition for mobile terminal The positional information of the second preset point of the positional information and the second mobile terminal of the first preset point of dynamic terminal；First movement Terminal obtains the screen parameter of its screen parameter and the second mobile terminal；First mobile terminal is based on first for getting The positional information of the positional information of preset point and the second preset point, and the first mobile terminal for getting screen parameter and The screen parameter of two mobile terminals, obtains on-screen data to be extended；First mobile terminal is by on-screen data to be extended Send to second mobile terminal, so that second mobile terminal shows.It is different compared to existing screen expansion technique The mobile terminal of screen size is extended display with different display sizes, and the present invention enables to the shifting of different screen size Dynamic terminal is extended display with identical display size, so that the present invention can improve the display effect of mobile terminal.

Brief description of the drawings

Fig. 1 is the hardware architecture diagram of the mobile terminal for realizing each embodiment of the invention；

Fig. 2 is the wireless communication system schematic diagram of mobile terminal as shown in Figure 1；

Fig. 3 is the schematic flow sheet of screen extended method preferred embodiment of the present invention；

Fig. 4 is a kind of laminating type exemplary plot of mobile terminal in screen extended method of the present invention；

Fig. 5 is the laminating type exemplary plot of another mobile terminal in screen extended method of the present invention；

Fig. 6 is a kind of triggering mode exemplary plot of screen extension in screen extended method of the present invention；

Fig. 7 is another triggering mode exemplary plot of screen extension in screen extended method of the present invention；

Fig. 8 is image data area schematic diagram to be extended in screen extended method of the present invention；

Fig. 9 is the high-level schematic functional block diagram of screen expanding unit preferred embodiment of the present invention.

The realization of the object of the invention, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.

Specific embodiment

It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.

The mobile terminal of each embodiment of the invention is realized referring now to Description of Drawings.In follow-up description, use For represent element such as " module ", " part " or " unit " suffix only for being conducive to explanation of the invention, itself Not specific meaning.Therefore, " module " can be used mixedly with " part ".

Mobile terminal can be implemented in a variety of manners.For example, the terminal described in the present invention can include such as moving Phone, smart phone, notebook computer, digit broadcasting receiver, PDA (personal digital assistant), PAD (panel computer), PMP The mobile terminal of (portable media player), guider etc. and such as numeral TV, desktop computer etc. are consolidated Determine terminal.Hereinafter it is assumed that terminal is mobile terminal.However, it will be understood by those skilled in the art that, except being used in particular for movement Outside the element of purpose, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.

Fig. 1 is that the hardware configuration of the mobile terminal for realizing each embodiment of the invention is illustrated.

Mobile terminal 1 00 can include wireless communication unit 110, A/V (audio/video) input block 120, user input Unit 130, sensing unit 140, output unit 150, memory 160, interface unit 170, controller 180 and power subsystem 190 Etc..Fig. 1 shows the mobile terminal with various assemblies, it should be understood that being not required for implementing all groups for showing Part.More or less component can alternatively be implemented.The element of mobile terminal will be discussed in more detail below.

Wireless communication unit 110 generally includes one or more assemblies, and it allows mobile terminal 1 00 and wireless communication system Or the radio communication between network.For example, wireless communication unit can include broadcasting reception module 111, mobile communication module 112nd, at least one of wireless Internet module 113, short range communication module 114 and location information module 115.

Broadcasting reception module 111 receives broadcast singal and/or broadcast via broadcast channel from external broadcast management server Relevant information.Broadcast channel can include satellite channel and/or terrestrial channel.Broadcast management server can be generated and sent The broadcast singal and/or broadcast related information generated before the server or reception of broadcast singal and/or broadcast related information And send it to the server of terminal.Broadcast singal can include TV broadcast singals, radio signals, data broadcasting Signal etc..And, broadcast singal may further include the broadcast singal combined with TV or radio signals.Broadcast phase Pass information can also be provided via mobile communications network, and in this case, broadcast related information can be by mobile communication mould Block 112 is received.Broadcast singal can exist in a variety of manners, for example, it can be with the electronics of DMB (DMB) The form of program guide (EPG), the electronic service guidebooks (ESG) of digital video broadcast-handheld (DVB-H) etc. and exist.Broadcast Receiver module 111 can receive signal and broadcast by using various types of broadcast systems.Especially, broadcasting reception module 111 Can be wide by using such as multimedia broadcasting-ground (DMB-T), DMB-satellite (DMB-S), digital video Broadcast-hand-held (DVB-H), forward link media (MediaFLO^@) Radio Data System, received terrestrial digital broadcasting integrated service Etc. (ISDB-T) digit broadcasting system receives digital broadcasting.Broadcasting reception module 111 may be constructed such that and be adapted to provide for extensively Broadcast the various broadcast systems and above-mentioned digit broadcasting system of signal.Via broadcasting reception module 111 receive broadcast singal and/ Or broadcast related information can be stored in memory 160 (or other types of storage medium).

Mobile communication module 112 sends radio signals to base station (for example, access point, node B etc.), exterior terminal And at least one of server and/or receive from it radio signal.Such radio signal can be logical including voice Words signal, video calling signal or the various types of data for sending and/or receiving according to text and/or Multimedia Message.

Wireless Internet module 113 supports the Wi-Fi (Wireless Internet Access) of mobile terminal.The module can be internally or externally It is couple to terminal.Wi-Fi (Wireless Internet Access) technology involved by the module can include WLAN (WLAN) (Wi-Fi), Wibro (WiMAX), Wimax (worldwide interoperability for microwave accesses), HSDPA (high-speed downlink packet access) etc..

Short range communication module 114 is the module for supporting junction service.Some examples of short-range communication technology include indigo plant Tooth^TM, radio frequency identification (RFID), Infrared Data Association (IrDA), ultra wide band (UWB), purple honeybee^TMEtc..

Location information module 115 is the module for checking or obtaining the positional information of mobile terminal.Location information module Typical case be GPS (global positioning system).According to current technology, GPS module 115 is calculated and comes from three or more satellites Range information and correct time information and the Information application triangulation for calculating, so as to according to longitude, latitude Highly accurately calculate three-dimensional current location information.Currently, defended using three for calculating the method for position and temporal information Star and the position that is calculated by using other satellite correction and the error of temporal information.Additionally, GPS module 115 Can be by Continuous plus current location information in real time come calculating speed information.

A/V input blocks 120 are used to receive audio or video signal.A/V input blocks 120 can include the He of camera 121 Microphone 1220, the static map that 121 pairs, camera is obtained in Video Capture pattern or image capture mode by image capture apparatus The view data of piece or video is processed.Picture frame after treatment may be displayed on display unit 151.At camera 121 Picture frame after reason can be stored in memory 160 (or other storage mediums) or carried out via wireless communication unit 110 Send, two or more cameras 1210 can be provided according to the construction of mobile terminal.Microphone 122 can be in telephone relation mould Sound (voice data) is received via microphone in formula, logging mode, speech recognition mode etc. operational mode, and can be by Such acoustic processing is voice data.Audio (voice) data after treatment can be changed in the case of telephone calling model For the form that can be sent to mobile communication base station via mobile communication module 112 is exported.Microphone 122 can implement all kinds Noise eliminate (or suppress) algorithm eliminating (or suppression) in the noise for receiving and producing during sending audio signal or Person disturbs.

User input unit 130 can generate key input data to control each of mobile terminal according to the order of user input Plant operation.User input unit 130 allows the various types of information of user input, and can include keyboard, metal dome, touch Plate (for example, detection due to being touched caused by resistance, pressure, electric capacity etc. change sensitive component), roller, rocking bar etc. Deng.Especially, when touch pad is superimposed upon on display unit 151 in the form of layer, touch-screen can be formed.

Sensing unit 140 detects the current state of mobile terminal 1 00, (for example, mobile terminal 1 00 opens or closes shape State), the presence or absence of the contact (that is, touch input) of the position of mobile terminal 1 00, user for mobile terminal 1 00, mobile terminal The acceleration or deceleration movement of 100 orientation, mobile terminal 1 00 and direction etc., and generate for controlling mobile terminal 1 00 The order of operation or signal.For example, when mobile terminal 1 00 is embodied as sliding-type mobile phone, sensing unit 140 can be sensed The sliding-type phone is opened or closed.In addition, sensing unit 140 can detect power subsystem 190 whether provide electric power or Whether person's interface unit 170 couples with external device (ED).Sensing unit 140 can will be combined below including proximity transducer 1410 Touch-screen is described to this.

Interface unit 170 is connected the interface that can pass through with mobile terminal 1 00 as at least one external device (ED).For example, External device (ED) can include wired or wireless head-band earphone port, external power source (or battery charger) port, wired or nothing Line FPDP, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end Mouth, video i/o port, ear port etc..Identification module can be that storage uses each of mobile terminal 1 00 for verifying user Kind of information and subscriber identification module (UIM), client identification module (SIM), Universal Subscriber identification module (USIM) can be included Etc..In addition, the device (hereinafter referred to as " identifying device ") with identification module can take the form of smart card, therefore, know Other device can be connected via port or other attachment means with mobile terminal 1 00.Interface unit 170 can be used for reception and come from The input (for example, data message, electric power etc.) of the external device (ED) and input that will be received is transferred in mobile terminal 1 00 One or more elements can be used for transmitting data between mobile terminal and external device (ED).

In addition, when mobile terminal 1 00 is connected with external base, interface unit 170 can serve as allowing by it by electricity Power provides to the path of mobile terminal 1 00 from base or can serve as allowing the various command signals being input into from base to pass through it It is transferred to the path of mobile terminal.Be can serve as recognizing that mobile terminal is from the various command signals or electric power of base input The no signal being accurately fitted within base.Output unit 150 is configured to provide defeated with vision, audio and/or tactile manner Go out signal (for example, audio signal, vision signal, alarm signal, vibration signal etc.).Output unit 150 can include display Unit 151, dio Output Modules 152, alarm unit 153 etc..

Display unit 151 may be displayed on the information processed in mobile terminal 1 00.For example, when mobile terminal 1 00 is in electricity During words call mode, display unit 151 can show and converse or other communicate (for example, text messaging, multimedia file Download etc.) related user interface (UI) or graphic user interface (GUI).When mobile terminal 1 00 is in video calling pattern Or during image capture mode, display unit 151 can show the image of capture and/or the image of reception, show video or figure UI or GUI of picture and correlation function etc..

Meanwhile, when display unit 151 and touch pad in the form of layer it is superposed on one another to form touch-screen when, display unit 151 can serve as input unit and output device.Display unit 151 can include liquid crystal display (LCD), thin film transistor (TFT) In LCD (TFT-LCD), Organic Light Emitting Diode (OLED) display, flexible display, three-dimensional (3D) display etc. at least It is a kind of.Some in these displays may be constructed such that transparence to allow user to be watched from outside, and this is properly termed as transparent Display, typical transparent display can be, for example, TOLED (transparent organic light emitting diode) display etc..According to specific Desired implementation method, mobile terminal 1 00 can include two or more display units (or other display devices), for example, moving Dynamic terminal can include outernal display unit (not shown) and inner display unit (not shown).Touch-screen can be used to detect touch Input pressure and touch input position and touch input area.

Dio Output Modules 152 can mobile terminal be in call signal reception pattern, call mode, logging mode, It is that wireless communication unit 110 is received or in memory 160 when under the isotypes such as speech recognition mode, broadcast reception mode The voice data transducing audio signal of middle storage and it is output as sound.And, dio Output Modules 152 can be provided and movement The audio output (for example, call signal receives sound, message sink sound etc.) of the specific function correlation that terminal 100 is performed. Dio Output Modules 152 can include loudspeaker, buzzer etc..

Alarm unit 153 can provide output and be notified to mobile terminal 1 00 with by event.Typical event can be with Including calling reception, message sink, key signals input, touch input etc..In addition to audio or video is exported, alarm unit 153 can in a different manner provide output with the generation of notification event.For example, alarm unit 153 can be in the form of vibrating Output is provided, when calling, message or some other entrance communication (incomingcommunication) are received, alarm list Unit 153 can provide tactile output (that is, vibrating) to notify to user.Exported by providing such tactile, even if When in pocket of the mobile phone of user in user, user also can recognize that the generation of various events.Alarm unit 153 The output of the generation of notification event can be provided via display unit 151 or dio Output Modules 152.

Memory 160 can store software program for the treatment and control operation performed by controller 180 etc., Huo Zheke Temporarily to store oneself data (for example, telephone directory, message, still image, video etc.) through exporting or will export.And And, memory 160 can store the vibration of various modes on being exported when touching and being applied to touch-screen and audio signal Data.

Memory 160 can include the storage medium of at least one type, and the storage medium includes flash memory, hard disk, many Media card, card-type memory (for example, SD or DX memories etc.), random access storage device (RAM), static random-access storage Device (SRAM), read-only storage (ROM), Electrically Erasable Read Only Memory (EEPROM), programmable read only memory (PROM), magnetic storage, disk, CD etc..And, mobile terminal 1 00 can perform memory with by network connection The network storage device cooperation of 160 store function.

The overall operation of the generally control mobile terminal of controller 180.For example, controller 180 is performed and voice call, data Communication, video calling etc. related control and treatment.In addition, controller 180 can be included for reproducing (or playback) many matchmakers The multi-media module 1810 of volume data, multi-media module 1810 can be constructed in controller 180, or can be structured as and control Device processed 180 is separated.Controller 180 can be with execution pattern identifying processing, the handwriting input that will be performed on the touchscreen or figure Piece draws input and is identified as character or image.

Power subsystem 190 receives external power or internal power under the control of controller 180 and provides operation each unit Appropriate electric power needed for part and component.

Various implementation methods described herein can be with use such as computer software, hardware or its any combination of calculating Machine computer-readable recording medium is implemented.Implement for hardware, implementation method described herein can be by using application-specific IC (ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), scene can Programming gate array (FPGA), processor, controller, microcontroller, microprocessor, it is designed to perform function described herein At least one in electronic unit is implemented, and in some cases, such implementation method can be implemented in controller 180. For software implementation, the implementation method of such as process or function can with allow to perform the single of at least one function or operation Software module is implemented.Software code can be come by the software application (or program) write with any appropriate programming language Implement, software code can be stored in memory 160 and performed by controller 180.

So far, oneself according to its function through describing mobile terminal.Below, for the sake of brevity, will description such as folded form, Slide type mobile terminal in various types of mobile terminals of board-type, oscillating-type, slide type mobile terminal etc. is used as showing Example.Therefore, the present invention can be applied to any kind of mobile terminal, and be not limited to slide type mobile terminal.

Mobile terminal 1 00 as shown in Figure 1 may be constructed such that using via frame or packet transmission data it is all if any Line and wireless communication system and satellite-based communication system are operated.

The communication system that mobile terminal wherein of the invention can be operated is described referring now to Fig. 2.

Such communication system can use different air interface and/or physical layer.For example, used by communication system Air interface includes such as frequency division multiple access (FDMA), time division multiple acess (TDMA), CDMA (CDMA) and universal mobile communications system System (UMTS) (especially, Long Term Evolution (LTE)), global system for mobile communications (GSM) etc..As non-limiting example, under The description in face is related to cdma communication system, but such teaching is equally applicable to other types of system.

With reference to Fig. 2, cdma wireless communication system can include multiple mobile terminal 1s 00, multiple base station (BS) 270, base station Controller (BSC) 275 and mobile switching centre (MSC) 280.MSC280 is configured to and Public Switched Telephony Network (PSTN) 290 form interface.MSC280 is also structured to form interface with the BSC275 that can be couple to base station 270 via back haul link. If any one in the interface that back haul link can be known according to Ganji is constructed, the interface includes such as E1/T1, ATM, IP, PPP, frame relay, HDSL, ADSL or xDSL.It will be appreciated that system can include multiple BSC2750 as shown in Figure 2.

Each BS270 can service one or more subregions (or region), by multidirectional antenna or the day of sensing specific direction Each subregion of line covering is radially away from BS270.Or, each subregion can be by two or more for diversity reception Antenna is covered.Each BS270 may be constructed such that the multiple frequency distribution of support, and the distribution of each frequency has specific frequency spectrum (for example, 1.25MHz, 5MHz etc.).

What subregion and frequency were distributed intersects can be referred to as CDMA Channel.BS270 can also be referred to as base station transceiver System (BTS) or other equivalent terms.In this case, term " base station " can be used for broadly representing single BSC275 and at least one BS270.Base station can also be referred to as " cellular station ".Or, each subregion of specific BS270 can be claimed It is multiple cellular stations.

As shown in Figure 2, broadcast singal is sent to broadcsting transmitter (BT) 295 mobile terminal operated in system 100.Broadcasting reception module 111 as shown in Figure 1 is arranged at mobile terminal 1 00 to receive the broadcast sent by BT295 Signal.In fig. 2 it is shown that several global positioning system (GPS) satellites 300.Satellite 300 helps position multiple mobile terminals At least one of 100.

In fig. 2, multiple satellites 300 are depicted, it is understood that be, it is possible to use any number of satellite obtains useful Location information.GPS module 115 as shown in Figure 1 is generally configured to coordinate with satellite 300 to be believed with obtaining desired positioning Breath.Substitute GPS tracking techniques or outside GPS tracking techniques, it is possible to use other of the position of mobile terminal can be tracked Technology.In addition, at least one gps satellite 300 can optionally or additionally process satellite dmb transmission.

Used as a typical operation of wireless communication system, BS270 receives the reverse link from various mobile terminal 1s 00 Signal.Mobile terminal 1 00 generally participates in call, information receiving and transmitting and other types of communication.Each of the reception of certain base station 270 is anti- Processed in specific BS270 to link signal.The data of acquisition are forwarded to the BSC275 of correlation.BSC provides call Resource allocation and the mobile management function of the coordination including the soft switching process between BS270.The number that BSC275 will also be received According to MSC280 is routed to, it provides the extra route service for forming interface with PSTN290.Similarly, PSTN290 with MSC280 forms interface, and MSC and BSC275 form interface, and BSC275 correspondingly controls BS270 with by forward link signals It is sent to mobile terminal 1 00.

Based on above-mentioned mobile terminal hardware configuration and communication system, the preferable implementation of screen extended method of the present invention is proposed Example.

Reference picture 3, in the preferred embodiment of screen extended method of the present invention, the screen extended method includes：

Step S10, when extended instruction is detected, the first movement that extended instruction described in the first acquisition for mobile terminal is carried The positional information of the positional information of the first preset point of terminal and the second preset point of the second mobile terminal；

Screen extended method provided in an embodiment of the present invention is mainly used in Rimless mobile terminal, Rimless mobile terminal That is mobile terminal does not have a frame, and the screen of mobile terminal extends to the left and right edges or four sides up and down of mobile terminal Edge.When the screen edge of two Rimless mobile terminals fits together, the screen of two Rimless mobile terminals realizes nothing Seam connection, one integrated mass.For example, after two different Rimless mobile terminal screen edges of screen size are freely fitted, wherein pasting The Rimless mobile terminal of conjunction shows the desktop portion of extension with the display size consistent with the Rimless mobile terminal fitted Point.

It should be noted that the present invention is not intended to limit its laminating type, user can according to actual needs move end The laminating at end, for example, it can be with transverse fit shown in Fig. 4, it is also possible to longitudinally fitted shown in Fig. 5.

In the present embodiment, user can in many ways trigger screen extension, for example, on the screen side of any two mobile terminal After originating from by fitting, user is slided by two screen edges of its laminating by the screen of a wherein mobile terminal and touched to another shifting The screen of dynamic terminal, it will triggering screen extension；Or user click on its laminating two screen edges when, it will triggering screen expand Exhibition.

Specifically, also include before above-mentioned steps S10：

Preferably, in the present embodiment, 4 screen edges of any mobile terminal are equipped with sensor, in user by first When mobile terminal is fitted with the screen edge of the second mobile terminal, the sensor will be triggered, two mobile terminals are set up mutually logical Letter connection, each mobile terminal obtains the information of fitting of the machine and another mobile terminal by sensor.Wherein, first movement Terminal directly obtains the information of fitting of the machine and second mobile terminal by sensor；Second mobile terminal will The machine of acquisition is sent to first mobile terminal with the information of fitting of first mobile terminal.

Reference picture 6, when user enters line slip touch operation as shown by the arrows in Figure 6, the points of A shown in Fig. 6 are the cunning of user In the terminal of the screen of the first mobile terminal, the points of B shown in Fig. 6 are the slip touch operation of user in the second movement for dynamic touch operation The starting point of the screen of terminal.First mobile terminal using the terminal (A points) as its first preset point, by the starting point (B Point) as the second preset point of second mobile terminal.

After the first mobile terminal confirms the first preset point and the second preset point, the described in first acquisition for mobile terminal One preset point positional information (coordinate information) on its screen, and acquisition second preset point is whole in the described second movement Positional information on the screen at end；For example, getting coordinate information of first preset point on first mobile terminal screen It is (X1, Y1) that coordinate information of second preset point on second mobile terminal screen is (X2, Y2).

In the positional information and the position letter of second preset point of the first acquisition for mobile terminal to first preset point After breath, the positional information of positional information and second preset point based on first preset point for getting, generation extension Instruction, to trigger screen extension.

Specifically, also include before above-mentioned steps S10：

Preferably, in the present embodiment, 4 screen edges of any mobile terminal are equipped with sensor, in user by first When mobile terminal is fitted with the screen edge of the second mobile terminal, the sensor will be triggered, each mobile terminal passes through sensor Obtain the information of fitting of the machine and another mobile terminal.Wherein, the first mobile terminal terminal is directly obtained by sensor The information of fitting of the machine and second mobile terminal；The machine that second mobile terminal will be obtained is with the described first movement eventually The laminating information at end is sent to first mobile terminal.

Reference picture 7, when the first mobile terminal as described in user's point touching operation shown in Fig. 7 dotted lines and second movement During two screen edge of terminal laminating, the points of A shown in Fig. 7 operate the screen in first mobile terminal for the point touching of user Contact, the point users of B shown in Fig. 7 point touching operation second mobile terminal screen contact.Described first moves Dynamic terminal, as its first preset point, is touched the point touching operation of user by the click of user in the contact (A points) of its screen Operation is touched in the contact (B points) of the screen of second mobile terminal as the second preset point of second mobile terminal.

The screen parameter of step S20, described its screen parameter of first acquisition for mobile terminal and the second mobile terminal；

It is well known that the screen size of mobile terminal is although not of uniform size, but its is generally rectangular in shape, the present embodiment It is the Rimless mobile terminal of rectangle mainly for screen shape.Specifically, above-mentioned steps S20 includes：

In the present embodiment, it is necessary to the dimensional parameters (length value and width value) of the screen parameter including screen for obtaining and The picture element density of screen.For example, first acquisition for mobile terminal is respectively H to the length value and width value of its screen_AAnd W_A, Picture element density is D_A；Get the length value and width value respectively H of the screen of second mobile terminal_BAnd W_B, picture element density It is D_B。

Step S30, first mobile terminal is based on the positional information and the second preset point of the first preset point for getting Positional information, and the first mobile terminal for getting screen parameter and the screen parameter of the second mobile terminal, acquisition treats The on-screen data of extension；

In the present embodiment, the first mobile terminal is based on foregoing first preset point that gets in first mobile terminal screen On coordinate information (X1, Y1), coordinate information (X2, Y2) of second preset point on second mobile terminal screen be described The width values H long of the first mobile terminal screen_AAnd W_A, the picture element density D of first mobile terminal screen_A, second movement is eventually Hold the width values H long of screen_BAnd W_B, and second mobile terminal screen picture element density D_B, it may be determined that first movement Terminal needs extension display to the view data to be extended of second mobile terminal.

Specifically, above-mentioned steps S30 includes：

It is well known that the mobile terminal such as mobile phone and panel computer provides multiple optional desktops selected for user, for example, When user slides laterally the screen of touch operation mobile phone, the desktop that can be shown with switch mobile phone.In the present embodiment, when user will When the right screen edge of the first mobile terminal is fitted with the left screen edge of the second mobile terminal, first mobile terminal The laminating information gathered according to sensor using the currently displaying desktop of the machine as the default extension viewing area, or by the machine Next desktop of currently displaying desktop is used as the default extension viewing area；When user is by the left screen of the first mobile terminal When edge is fitted with the right screen edge of the second mobile terminal, the laminating letter that first mobile terminal is gathered according to sensor Breath using the currently displaying desktop of the machine as the default extension viewing area, or by a upper desktop of the currently displaying desktop of the machine As the default extension viewing area；

For example, referring to Fig. 8, the right screen edge of the first mobile terminal and the left screen edge of the second mobile terminal are pasted Close, the first mobile terminal needs to expand the part image data of next desktop (default extension viewing area) of currently displaying desktop Exhibition is shown to second mobile terminal.View data extension display in C areas (image-region to be intercepted) i.e. as shown in Figure 8 is extremely Second mobile terminal.

Specifically, the length value H of image-region to be intercepted_CIt is represented by：

The width value W of image-region to be intercepted_CIt is represented by：

The abscissa X of image-region lower-left angular vertex D (foregoing default summit) to be intercepted_DIt is represented by：

X_D=W_A-W_C；

The ordinate Y of image-region lower-left angular vertex D (foregoing default summit) to be intercepted_DIt is represented by：

It will be appreciated by persons skilled in the art that the default summit is on position (upper left, the left side of image-region to be intercepted Under, upper right or bottom right) the laminating information that is collected depending on sensor.

Step S40, first mobile terminal sends to second mobile terminal on-screen data to be extended, for Second mobile terminal shows.

In the present embodiment, first mobile terminal sends to the described second movement eventually the view data to be extended End, so that second mobile terminal shows, and then realizes that screen extends.Based on above-mentioned technical proposal, those skilled in the art It is understood that when the different first/second mobile terminal of screen size carries out screen extension display, the second mobile terminal View data to be extended will be shown with the first mobile terminal identical display size.

The screen extended method that the embodiment of the present invention is proposed, when extended instruction is detected, the first acquisition for mobile terminal institute State the positional information and the second preset point of the second mobile terminal of the first preset point of the first mobile terminal of extended instruction carrying Positional information；The screen parameter of described its screen parameter of first acquisition for mobile terminal and the second mobile terminal；Described first Mobile terminal is based on the positional information and the positional information of the second preset point of the first preset point for getting, and for getting The screen parameter of the screen parameter of one mobile terminal and the second mobile terminal, obtains on-screen data to be extended；Described first moves Dynamic terminal sends to second mobile terminal on-screen data to be extended, so that second mobile terminal shows.Compare In existing screen expansion technique, the mobile terminal of different screen size is extended display, this hair with different display sizes The bright mobile terminal for enabling to different screen size is extended display with identical display size, so that the present invention can be carried The display effect of mobile terminal high.

The present invention also provides a kind of screen expanding unit, and reference picture 9, the screen expanding unit includes：

First acquisition module 10, for when extended instruction is detected, obtaining the extended instruction is carried described first The positional information of the first preset point of the mobile terminal where acquisition module and other mobile terminals for establishing communication connection The second preset point positional information；

Screen expanding unit provided in an embodiment of the present invention is mainly used in Rimless mobile terminal, Rimless mobile terminal That is mobile terminal does not have a frame, and the screen of mobile terminal extends to the left and right edges or four sides up and down of mobile terminal Edge.When the screen edge of two Rimless mobile terminals fits together, the screen of two Rimless mobile terminals realizes nothing Seam connection, one integrated mass.For example, after two different Rimless mobile terminal screen edges of screen size are freely fitted, wherein pasting The Rimless mobile terminal of conjunction shows the desktop portion of extension with the display size consistent with the Rimless mobile terminal fitted Point.

It should be noted that the present invention is not intended to limit its laminating type, user can according to actual needs move end The laminating at end, for example, it can be with transverse fit shown in Fig. 4, it is also possible to longitudinally fitted shown in Fig. 5.Following examples are with the present invention The screen expanding unit of offer runs on the first mobile terminal, and described other mobile terminals are illustrated for the second mobile terminal：

Specifically, the screen expanding unit also includes：

Reference picture 6, when user enters line slip touch operation as shown by the arrows in Figure 6, the points of A shown in Fig. 6 are the cunning of user In the terminal of the screen of the first mobile terminal, the points of B shown in Fig. 6 are the slip touch operation of user in the second movement for dynamic touch operation The starting point of the screen of terminal.The setup module using the terminal (A points) as the first preset point of the first mobile terminal, by institute Starting point (B points) is stated as the second preset point of second mobile terminal.

After the setup module confirms the first preset point and the second preset point, the 4th acquisition module obtains described the Positional information (coordinate information) of one preset point on the screen of first mobile terminal, and obtain second preset point Positional information on the screen of second mobile terminal；For example, the 4th acquisition module gets the first preset point described Coordinate information on first mobile terminal screen is (X1, Y1), seat of second preset point on second mobile terminal screen Mark information is (X2, Y2).

The positional information of first preset point and the position of second preset point are got in the 4th acquisition module After confidence breath, the generation module is based on positional information and the position of second preset point of first preset point for getting Confidence ceases, and generates extended instruction, to trigger screen extension.

Specifically, the setup module is additionally operable to the screen side of the mobile terminal and other mobile terminals where it Edge is fitted, and acquisition for mobile terminal where the setup module to user point touching operation in the contact of its screen and use The point touching operation at family is identical in time in the contact of the screen of other mobile terminals, and two contacts difference position When the screen edge that respective mobile terminal is fitted with another mobile terminal, the point touching of user is operated in the setting The contact of the screen of the mobile terminal where module will be used as the first preset point of the mobile terminal where the setup module The point touching operation at family is in the contact of the screen of other mobile terminals as the second preset of other mobile terminals Point.

Reference picture 7, when the first mobile terminal as described in user's point touching operation shown in Fig. 7 dotted lines and second movement During two screen edge of terminal laminating, the points of A shown in Fig. 7 operate the screen in first mobile terminal for the point touching of user Contact, the point users of B shown in Fig. 7 point touching operation second mobile terminal screen contact.The setting mould Block is using the point touching operation of user in the contact (A points) of the screen of first mobile terminal as first mobile terminal The first preset point, using the operation of the point touching of user in the contact (B points) of the screen of second mobile terminal described in Second preset point of the second mobile terminal.

Second acquisition module 20, the screen parameter of the mobile terminal where for obtaining it and described other mobile terminals Screen parameter；

It is well known that the screen size of mobile terminal is although not of uniform size, but its is generally rectangular in shape, the present embodiment In the first mobile terminal and the second mobile terminal be the Rimless mobile terminal of rectangle.Specifically, described second mould is obtained The screen parameter of the mobile terminal (the first mobile terminal) that block is used for where obtaining it, and send acquisition instruction to described other shiftings Dynamic terminal (the second mobile terminal), so that the second mobile terminal returns to its screen parameter according to the acquisition instruction for receiving；And Receive the screen parameter that second mobile terminal sends.

In the present embodiment, it is necessary to the dimensional parameters (length value and width value) of the screen parameter including screen for obtaining and The picture element density of screen.For example, second acquisition module 20 get the screen of first mobile terminal length value and Width value is respectively H_AAnd W_A, picture element density is D_A；Get the length value and width value point of the screen of second mobile terminal Wei not H_BAnd W_B, picture element density is D_B。

3rd acquisition module 30, the positional information and of the first preset point for being got based on the first acquisition module 10 The positional information of two preset points, and the second acquisition module 20 get its where the screen parameter of mobile terminal and described The screen parameter of other mobile terminals, obtains on-screen data to be extended；

In the present embodiment, the 3rd acquisition module 30 is based on foregoing first preset point that gets in the first mobile terminal screen Coordinate information (X1, Y1) on curtain, coordinate information (X2, Y2) of second preset point on second mobile terminal screen, institute State the width values H long of the first mobile terminal screen_AAnd W_A, the picture element density D of first mobile terminal screen_A, second movement The width values H long of terminal screen_BAnd W_B, and second mobile terminal screen picture element density D_B, it may be determined that described first moves Dynamic terminal needs extension display to the view data to be extended of second mobile terminal.Specifically the 3rd acquisition module 30 include：

The width value W of image-region to be intercepted_CIt is represented by：

X_D=W_A-W_C；

Sending module 40, for the on-screen data to be extended that the 3rd acquisition module gets to be sent to described other shiftings Dynamic terminal, so that it shows.

In the present embodiment, the sending module 40 sends the on-screen data to be extended that the 3rd acquisition module 30 gets To second mobile terminal, so that second mobile terminal shows, and then realize that screen extends.Based on above-mentioned technical side Case, it will be appreciated by persons skilled in the art that it is aobvious to carry out screen extension in the different first/second mobile terminal of screen size When showing, the second mobile terminal will show view data to be extended with the first mobile terminal identical display size.

The screen expanding unit that the embodiment of the present invention is proposed, when extended instruction is detected, obtains the extended instruction and takes The positional information of the positional information of the first preset point of the first mobile terminal of band and the second preset point of the second mobile terminal；Obtain Take the screen parameter of first mobile terminal and the screen parameter of the second mobile terminal；Based on the first preset point for getting Positional information and the second preset point positional information, and the first mobile terminal for getting screen parameter and second movement The screen parameter of terminal, obtains on-screen data to be extended；On-screen data to be extended is sent to second mobile terminal, So that second mobile terminal shows.Compared to existing screen expansion technique, the mobile terminal of different screen size is not with Same display size is extended display, and the present invention enables to the mobile terminal of different screen size to show size with identical Display is extended, so that the present invention can improve the display effect of mobile terminal.

It should be noted that herein, term " including ", "comprising" or its any other variant be intended to non-row His property is included, so that process, method, article or device including a series of key elements not only include those key elements, and And also include other key elements being not expressly set out, or also include for this process, method, article or device institute are intrinsic Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including this Also there is other identical element in the process of key element, method, article or device.

The embodiments of the present invention are for illustration only, and the quality of embodiment is not represented.

Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases The former is more preferably implementation method.Based on such understanding, technical scheme is substantially done to prior art in other words The part for going out contribution can be embodied in the form of software product, and the computer software product is stored in a storage medium In (such as ROM/RAM, magnetic disc, CD), including some instructions are used to so that a station terminal equipment (can be mobile phone, computer, clothes Business device, air-conditioner, or network equipment etc.) perform method described in each embodiment of the invention.

The preferred embodiments of the present invention are these are only, the scope of the claims of the invention is not thereby limited, it is every to utilize this hair Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills Art field, is included within the scope of the present invention.

Claims

1. a kind of screen extended method, it is characterised in that the screen extended method is comprised the following steps：

When extended instruction is detected, the first of the first mobile terminal that extended instruction described in the first acquisition for mobile terminal is carried is pre- Put the positional information of the second preset point of positional information and the second mobile terminal a little；The positional information includes coordinate value；Institute It is that user is in the first mobile terminal when the first mobile terminal is fitted with the screen edge of the second mobile terminal to state the first preset point On touch point；Second preset point is the user when the first mobile terminal is fitted with the screen edge of the second mobile terminal Touch point on the second mobile terminal；

The screen parameter of described its screen parameter of first acquisition for mobile terminal and the second mobile terminal；The screen parameter includes The length value of screen, width value and picture element density；

First mobile terminal is based on the positional information and the positional information of the second preset point of the first preset point for getting, with And the screen parameter and the screen parameter of the second mobile terminal of the first mobile terminal for getting, obtain first mobile terminal Need extension display to the on-screen data to be extended of the second mobile terminal；

First mobile terminal sends to second mobile terminal on-screen data to be extended, for the described second movement Terminal shows.

2. screen extended method as claimed in claim 1, it is characterised in that described when extended instruction is detected, first moves Dynamic terminal obtains the positional information and the second mobile terminal of the first preset point of the first mobile terminal that the extended instruction is carried The second preset point positional information the step of before, the screen extended method also includes：

Fitted with the screen edge of the second mobile terminal in the first mobile terminal, and the first acquisition for mobile terminal is to the slip of user Touch operation its screen terminal, with user slide touch operation the screen of second mobile terminal starting point when Between upper consecutive hours, first mobile terminal using the terminal as its first preset point, using the starting point as described second Second preset point of mobile terminal；

First preset point positional information on its screen described in first acquisition for mobile terminal, and acquisition described second is pre- Put the positional information a little on the screen of second mobile terminal；

First mobile terminal is based on positional information and the position of second preset point of first preset point for getting Confidence ceases, and generates extended instruction.

3. screen extended method as claimed in claim 1, it is characterised in that described when extended instruction is detected, first moves Dynamic terminal obtains the positional information and the second mobile terminal of the first preset point of the first mobile terminal that the extended instruction is carried The second preset point positional information the step of before, the screen extended method also includes：

Fitted with the screen edge of the second mobile terminal in the first mobile terminal, and the first acquisition for mobile terminal is to the click of user Touch operation the contact of its screen and user point touching operation the contact of the screen of second mobile terminal when Between it is upper identical, and two contacts when being located at the screen edge that respective mobile terminal is fitted with another mobile terminal respectively, institute State the first mobile terminal to operate in the contact of its screen as its first preset point the point touching of user, by the click of user Touch operation the contact of the screen of second mobile terminal as second mobile terminal the second preset point；

4. the screen extended method as described in claim any one of 1-3, it is characterised in that first acquisition for mobile terminal its The step of screen parameter of screen parameter and the second mobile terminal, includes：

Described its screen parameter of first acquisition for mobile terminal, and acquisition instruction is sent to second mobile terminal, for described The screen parameter of second mobile terminal is sent to described first and moved by the second mobile terminal according to the acquisition instruction for receiving Dynamic terminal；

5. the screen extended method as described in claim any one of 1-3, it is characterised in that first mobile terminal is based on obtaining The positional information of the first preset point got and the positional information of the second preset point, and the first mobile terminal for getting screen The screen parameter of curtain parameter and the second mobile terminal, includes the step of obtain on-screen data to be extended：

First mobile terminal is according to the length value of the screen of second mobile terminal, the screen of second mobile terminal Picture element density and the picture element density of screen of first mobile terminal calculate the length value H of image-region to be intercepted_C；

First mobile terminal is according to the width value of the screen of second mobile terminal, the screen of second mobile terminal Picture element density and the picture element density of screen of first mobile terminal calculate the width value W of image-region to be intercepted_C；

First mobile terminal is according to the width value of the screen of first mobile terminal and the width of image-region to be intercepted Value W_CCalculate the abscissa value X on the default summit of image-region to be intercepted_D；

Ordinate value, the ordinate value of second preset point, institute of first mobile terminal according to first preset point The picture element density for stating the picture element density of the screen of the second mobile terminal and the screen of first mobile terminal calculates figure to be intercepted As the ordinate value Y on the default summit in region_D；

First mobile terminal is by default extension viewing area with (X_D, Y_D) it is default summit, width values long are respectively H_CAnd W_C's View data in image-region to be intercepted is used as view data to be extended.

6. a kind of screen expanding unit, it is characterised in that the screen expanding unit includes：

First acquisition module, mould is obtained for when extended instruction is detected, obtaining the extended instruction is carried described first The positional information of the first preset point of the mobile terminal where block and the second of the second mobile terminal for establishing communication connection The positional information of preset point；The positional information includes coordinate value；First preset point is in the first mobile terminal and second When the screen edge of mobile terminal is fitted, touch point of the user on the first mobile terminal；Second preset point is first When mobile terminal is fitted with the screen edge of the second mobile terminal, touch point of the user on the second mobile terminal；

The screen of the second acquisition module, the screen parameter of the mobile terminal where for obtaining it and second mobile terminal Parameter；The screen parameter includes length value, width value and the picture element density of screen；

3rd acquisition module, the positional information and the second preset point of the first preset point for being got based on the first acquisition module Positional information, and the second acquisition module get its where mobile terminal screen parameter and it is described second movement eventually The screen parameter at end, obtains the screen number to be extended that first mobile terminal needs extension display to the second mobile terminal According to；

Sending module, for the on-screen data to be extended that the 3rd acquisition module gets to be sent to the described second movement eventually End, so that it shows.

7. screen expanding unit as claimed in claim 6, it is characterised in that the screen expanding unit also includes：

Setup module, fits for the mobile terminal where it with the screen edge of second mobile terminal, and described sets Acquisition for mobile terminal where putting module slides terminal of the touch operation in its screen to user, and the slip with user touches behaviour Make the starting point consecutive hours in time in the screen of second mobile terminal, using where the terminal as the setup module Mobile terminal the first preset point, using the starting point as second mobile terminal the second preset point；

4th acquisition module, for obtaining screen of first preset point in the mobile terminal where the 4th acquisition module On positional information, and obtain the positional information of second preset point on the screen of second mobile terminal；

Generation module, for the positional information of first preset point that is got based on the 4th acquisition module and described second pre- Positional information a little is put, extended instruction is generated.

8. screen expanding unit as claimed in claim 6, it is characterised in that the setup module is additionally operable to the shifting where it Dynamic terminal is fitted with the screen edge of second mobile terminal, and acquisition for mobile terminal where the setup module is to user Point touching operation touched in the screen of second mobile terminal in the point touching operation of the contact of its screen and user Point is identical in time, and two contacts are located at the screen edge that respective mobile terminal is fitted with another mobile terminal respectively When, using the point touching operation of user in the contact of the screen of the mobile terminal where the setup module as the setting mould First preset point of the mobile terminal where block, the screen by the point touching of user operation in second mobile terminal is touched Put as the second preset point of second mobile terminal.

9. the screen expanding unit as described in claim any one of 6-8, it is characterised in that second acquisition module is additionally operable to The screen parameter of the mobile terminal where obtaining it, and acquisition instruction is sent to second mobile terminal, for described second Mobile terminal returns to its screen parameter according to the acquisition instruction for receiving；And receive the screen that second mobile terminal sends Parameter.

10. the screen expanding unit as described in claim any one of 6-8, it is characterised in that the 3rd acquisition module includes：

First computing unit, length value, the screen of second mobile terminal for the screen according to second mobile terminal The picture element density of the picture element density of curtain and the screen of the mobile terminal where it calculates the length value H of image-region to be intercepted_C；

Second computing unit, width value, the screen of second mobile terminal for the screen according to second mobile terminal The picture element density of the picture element density of curtain and the screen of the mobile terminal where it calculates the width value W of image-region to be intercepted_C；

3rd computing unit, the width of width value and image-region to be intercepted for the screen of the mobile terminal according to where it Value W_CCalculate the abscissa value X on the default summit of image-region to be intercepted_D；

4th computing unit, for the ordinate value according to first preset point, the ordinate value of second preset point, institute The picture element density for stating the picture element density of the screen of the second mobile terminal and the screen of the mobile terminal where it calculates figure to be intercepted As the ordinate value Y on the default summit in region_D；

Interception unit, for by default extension viewing area with (X_D, Y_D) it is default summit, width values long are respectively H_CAnd W_CWait cut The view data in image-region is taken as view data to be extended.