CN101674364B - Wireless screen splicing display method, mobile communication terminal and device - Google Patents
Wireless screen splicing display method, mobile communication terminal and device Download PDFInfo
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- CN101674364B CN101674364B CN200910177871XA CN200910177871A CN101674364B CN 101674364 B CN101674364 B CN 101674364B CN 200910177871X A CN200910177871X A CN 200910177871XA CN 200910177871 A CN200910177871 A CN 200910177871A CN 101674364 B CN101674364 B CN 101674364B
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Abstract
The embodiment of the invention provides a wireless screen splicing display method, a mobile communication terminal and a device. The method comprises the following steps: a main mobile communication terminal divides a multimedia file into N parts of multimedia files capable of displaying an image synchronously, correspondingly distributes the (N-1) parts of the N parts of multimedia files to (N-1) slave mobile communication terminals which are in wireless connection with the main mobile communication terminal, and controls the (N-1) slave mobile communication terminals to synchronously play corresponding parts of the divided multimedia files with the main mobile communication terminal. The device comprises a division unit, a sending unit and a playing unit. The embodiment of the invention has the technical effects of simple realization of screen splicing, high flexibility and low cost.
Description
Technical field
The present invention relates to the communications field, relate in particular to a kind of wireless screen splicing display method, mobile communication terminal and device.
Background technology
Conventional mobile communication terminal, for example mobile phone (Mobile phone) can only lean on the display screen of self to carry out work, this traditional mode can be subjected to the restriction of mobile communication terminal screen resolution and ID (IndustrialDesign, industrial design) size, can not infinitely do big.And along with mobile communication terminal function from strength to strength, its multimedia application is also more and more, at this moment the small screen of mobile communication terminal just is difficult to satisfy the growing demand of people.
In realizing process of the present invention, the inventor finds that there are the following problems at least in the prior art: prior art is with two or more independently mobile communication terminal LCDs (Liquid Crystal Display, LCD) screen links together by axle, during use screen is launched.I.e. the connecting together of mode by physics splicing on the structure with the lcd screen machinery of two or more mobile communication terminals.This direct lcd screen with several mobile communication terminals is combined to one and carries out the technique for displaying implementation above the mobile communication terminal, and the lcd screen volume that splicing realizes is dumb greatly, and the cost height.
Summary of the invention
The embodiment of the invention provides a kind of wireless screen splicing display method, mobile communication terminal and device, makes the screen splicing simple realization.
On the one hand, the embodiment of the invention provides a kind of wireless screen splicing display method, and said method comprises: main mobile communication terminal is divided into a multimedia file N part multimedia file that can show piece image synchronously; Above-mentioned main mobile communication terminal is distributed to (N-1) in above-mentioned N part multimedia file part multimedia file correspondence that to set up (N-1) of wireless connections individual from mobile communication terminal with above-mentioned main mobile communication terminal; Above-mentioned main mobile communication terminal control above-mentioned (N-1) is individual from mobile communication terminal, the part multimedia file after above-mentioned cut apart corresponding with above-mentioned main mobile communication terminal synchronous playing.
On the other hand, the embodiment of the invention provides a kind of mobile communication terminal that wireless screen splicing shows that is used for, and above-mentioned mobile communication terminal comprises: cutting unit is used for a multimedia file is divided into N part multimedia file that can show piece image synchronously; Transmitting element is used for (N-1) of above-mentioned N part multimedia file part multimedia file correspondence is distributed to that to set up (N-1) of wireless connections individual from mobile communication terminal with above-mentioned mobile communication terminal; Broadcast unit, it is individual from mobile communication terminal to be used to control above-mentioned (N-1), the part multimedia file after above-mentioned cut apart corresponding with above-mentioned mobile communication terminal synchronous playing.
Again on the one hand, the embodiment of the invention provides a kind of wireless screen splicing display unit, and said apparatus comprises: one as above-mentioned mobile communication terminal are as main mobile communication terminal and (N-1) individual from mobile communication terminal; Above-mentioned main mobile communication terminal is when the part multimedia file of playing after above-mentioned cutting apart, and it is individual from mobile communication terminal to control above-mentioned (N-1), the part multimedia file after above-mentioned the cutting apart of synchronous playing correspondence.
Technique scheme has following beneficial effect: because adopt main mobile communication terminal one multimedia file to be divided into N part multimedia file that can show piece image synchronously; Above-mentioned main mobile communication terminal is distributed to (N-1) in above-mentioned N part multimedia file part multimedia file correspondence that to set up (N-1) of wireless connections individual from mobile communication terminal with above-mentioned main mobile communication terminal; Above-mentioned main mobile communication terminal control above-mentioned (N-1) is individual from mobile communication terminal, the technological means of the part multimedia file after above-mentioned cut apart corresponding with above-mentioned main mobile communication terminal synchronous playing, realize simply flexibility height, and the low technique effect of cost so have the screen splicing of making.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, to do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below, apparently, accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a kind of wireless screen splicing display method flow chart of the embodiment of the invention;
Fig. 2 carries out the schematic diagram of screen splicing with 3 mobile phones for the embodiment of the invention;
Fig. 3 is embodiment of the invention multimedia file distribution schematic diagram;
Fig. 4 is an embodiment of the invention bluetooth internal data transfer agreement schematic diagram;
Fig. 5 is the data packet format schematic diagram of embodiment of the invention bluetooth L2CAP;
Fig. 6 is embodiment of the invention blue-teeth data packing schematic diagram;
Fig. 7 is the principal and subordinate's mobile phone screen splicing display method flow chart behind the embodiment of the invention segmented source multimedia file;
Fig. 8 is the form transmission schematic diagram of embodiment of the invention blue-teeth data with time division duplex;
Fig. 9 is used for the mobile communication terminal structural representation that wireless screen splicing shows for the embodiment of the invention is a kind of;
Figure 10 sets up the cellular construction schematic diagram for the embodiment of the invention connects.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the invention, the technical scheme in the embodiment of the invention is clearly and completely described, obviously, described embodiment only is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment among the present invention, those of ordinary skills belong to the scope of protection of the invention not making the every other embodiment that is obtained under the creative work prerequisite.
Embodiment of the invention design is as follows: can be stitched together many display screen of mobile communication terminal by wireless splicing, by master (master) mobile communication terminal as master controller, and all the other mobile communication terminals all be in slave (from) state, the collaborative work of putting together of several mobile communication terminals just can be realized the screen splicing that N doubly differentiates.
For wireless technology, for example can be bluetooth (Bluetooth) technology, it is a kind of short-distance wireless communication technology, and operating frequency is 2.4GHz, and coverage is 79 passages (from 2.402GHz to 2.480GHz) of 1MHz of being separated by.Data transmission technology is used frequency hopping.General communication context is in the 10m, " bluetooth " technology of utilization, can simplify the communication between the mobile communication terminal devices such as palmtop PC, notebook computer and mobile phone handsets effectively, also can successfully simplify communicating by letter between above these equipment and the Internet, thereby make the transfer of data between these modern communications equipments and the internet become efficient more rapidly, be the radio communication widening road, Bluetooth function has been applied on the portable equipments such as mobile phone now widely.Piconet (Piconet) is the network that a kind of ad hoc fashion of bluetooth equipment is formed.The foundation of piconet is to be begun by being connected of two equipment (as portable computer and cell phone), can be made of 8 mobile communication terminal devices at most.All bluetooth mobile communication terminal equipment all is reciprocity, works in the same way.When a piconet is set up, have only one to be main equipment, other are slave unit, and will keep this situation at a piconet duration of existence always.
Embodiment one:
As shown in Figure 1, be a kind of wireless screen splicing display method flow chart of the embodiment of the invention, said method comprises:
101, main mobile communication terminal is divided into a multimedia file N part multimedia file that can show piece image synchronously.
Optionally, above-mentioned main mobile communication terminal is distributed to (N-1) in above-mentioned N part multimedia file part multimedia file correspondence that to set up (N-1) of wireless connections individual before the mobile communication terminal with above-mentioned main mobile communication terminal, said method can also comprise: the networking mode of the piconet Piconet of above-mentioned main mobile communication terminal by utilizing Bluetooth technology, set up and above-mentioned (N-1) individual wireless connections from mobile communication terminal.The networking mode of the piconet Piconet of above-mentioned main mobile communication terminal by utilizing Bluetooth technology, set up and above-mentioned (N-1) individual wireless connections from mobile communication terminal, can comprise: above-mentioned main mobile communication terminal is to the wireless connections request message of the networking mode of above-mentioned (N-1) individual piconet Piconet that sends above-mentioned Bluetooth technology from mobile communication terminal; It is individual after the affirmation message of mobile communication terminal that above-mentioned main mobile communication terminal receives above-mentioned (N-1), with above-mentioned (N-1) the individual file format of consulting to transmit data from mobile communication terminal; The file format of above-mentioned transmission data comprises following parameter at least: frame number, multimedia file resolution, transmission rate are play in transmission.
102, above-mentioned main mobile communication terminal is distributed to (N-1) in above-mentioned N part multimedia file part multimedia file correspondence that to set up (N-1) of wireless connections individual from mobile communication terminal with above-mentioned main mobile communication terminal.
Optionally, above-mentioned main mobile communication terminal is distributed to (N-1) in above-mentioned N part multimedia file part multimedia file correspondence that to set up (N-1) of wireless connections individual from mobile communication terminal with above-mentioned main mobile communication terminal, can comprise: above-mentioned main mobile communication terminal utilizes the above-mentioned piconet Piconet of Bluetooth technology, with the time division duplex form with (N-1) in above-mentioned N part multimedia file part multimedia file respectively according to the file format of the above-mentioned transmission data that consult, correspondence is distributed to that to set up (N-1) of wireless connections individual from mobile communication terminal with above-mentioned main mobile communication terminal.
103, above-mentioned main mobile communication terminal control above-mentioned (N-1) is individual from mobile communication terminal, the part multimedia file after above-mentioned cut apart corresponding with above-mentioned main mobile communication terminal synchronous playing.
Optionally, above-mentioned main mobile communication terminal control above-mentioned (N-1) is individual from mobile communication terminal, part multimedia file after above-mentioned cut apart corresponding with above-mentioned main mobile communication terminal synchronous playing, can comprise: above-mentioned main mobile communication terminal is by the long-range control agreement of above-mentioned Bluetooth technology, controls above-mentioned (N-1) individual part multimedia file after above-mentioned the cutting apart of mobile communication terminal and above-mentioned main mobile communication terminal synchronous playing correspondence together.
Said method embodiment technical scheme of the present invention has following beneficial effect: because adopt main mobile communication terminal one multimedia file to be divided into N part multimedia file that can show piece image synchronously; Above-mentioned main mobile communication terminal is distributed to (N-1) in above-mentioned N part multimedia file part multimedia file correspondence that to set up (N-1) of wireless connections individual from mobile communication terminal with above-mentioned main mobile communication terminal; Above-mentioned main mobile communication terminal control above-mentioned (N-1) is individual from mobile communication terminal, the technological means of the part multimedia file after above-mentioned cut apart corresponding with above-mentioned main mobile communication terminal synchronous playing, realize simply flexibility height, and the low technique effect of cost so have the screen splicing of making.
Embodiment two:
Embodiment of the invention main thought is to utilize Bluetooth technology, and the mobile phone terminal of several identical functions is carried out networking, collaborative work according to the piconet form.To need to splice initial data by the Master mobile phone respectively then, send to other slave mobile phone terminals.Because this Technology Need carries out the mobile phone tiled display, so in ID (Industrial Design, industrial design) design, need to adopt large-screen LCD, reduce LCD simultaneously as far as possible to the mobile phone Edge Distance, so that " slit " when reducing the mobile phone splicing strengthens the display effect of splicing.
In practice, at first will initiate connection request as the mobile phone terminal of initiating splicing, request connects with other mobile phone terminals, sets up the splicing relation, then starts the cutting apart of video file (also can first divided video file, the back connects) after setting up indirectly.Video file is cut apart and can be handled according to the quantity of reality splicing.The piconet that utilizes bluetooth afterwards sends to other data mobile phone terminals respectively with the form of time division duplex, starts the control to other mobile phone terminals simultaneously, start simultaneously to play, thereby the splicing that realizes many mobile phone terminals is play.Transmit in real time in real time and play: with certain mobile phone development is example, at first mobile phone is carried out the ID design, adopt 320*240TFT LCD as display screen, when carrying out the ID design, require the demonstration border of LCD display as far as possible little, so that reduce the realization effect in splicing to the border of construction profile.
As shown in Figure 2, carry out the schematic diagram of screen splicing with 3 mobile phones for the embodiment of the invention.Can definition of data " source " mobile phone of transmission be main mobile phone, " purpose " mobile phone be from mobile phone, it should be noted that, is that 3 mobile phones connect among the figure, if generally utilize the piconet networking of bluetooth, can be 2-8 mobile phone terminal connection.The specific implementation process can be divided into the segmented source multimedia file, sends the multimedia file after cutting apart, three steps of the multimedia file after controls playing is cut apart.Before the segmented source multimedia file, can set up the annexation of principal and subordinate's mobile phone, and then send multimedia file after cutting apart, perhaps after the annexation of setting up principal and subordinate's mobile phone, carry out cutting apart of source multimedia file again, and then send multimedia file after cutting apart.Below be divided into example with first segmented source multimedia file, be elaborated:
At first, as shown in Figure 3, be embodiment of the invention multimedia file distribution schematic diagram.Main mobile phone is cut apart the source multimedia file, is divided into three parts: file 0, file 1, file 2 are kept at this locality to file 0 then, and respectively file 1, file 2 are distributed to from mobile phone 1, from mobile phone 2.
The multimedia file that need cut apart at first can be by the HCI (Human-ComputerInteraction of bluetooth, man-machine interaction) layer carries out file division, afterwards at L2CAP (Logical Link Controland Adaptation Protocol, logic link control and adapting protocol) layer proceeds to cut apart to be bundled into greatly and is fit to the data format that bluetooth is provided, promptly divided data by the HCI layer of bluetooth to L2CAP.As shown in Figure 4, be embodiment of the invention bluetooth internal data transfer agreement schematic diagram, after transmitting terminal is encoded to source data, be AVDTP (Audio/Video Distribution Transport Protocol, audio/video distribution host-host protocol) data format, convert the data format of L2CAP agreement then to, carry out reverse operating at receiving terminal at last, until decoding source data.
For convenience of Bluetooth transmission, bluetooth HCI layer can be partitioned into PDU (the Protocol Data Unit that is fit to wireless transmission at data, protocol Data Unit) data format of the L2CAP that (is divided into 64K) and is packaged into, as shown in Figure 5, data packet format schematic diagram for embodiment of the invention bluetooth L2CAP, comprise successively: length (Length), channel logo (Channel ID), control (Conrtol), L2CAP service data unit length (L2CAP SDU Length), information payload (Information Payload) and frame check sequence (FCS, Frame Check Sequence).The divided data bag carries out the bluetooth data packets assembly unit, promptly the data encapsulation that receives can be become be fit to the data packet format that bluetooth is provided for the L2CAP layer.L2CAP part (Information Payload, information payload) part maximum for bluetooth can be supported 64Kbyte.Data can send to the physical layer of bluetooth afterwards, as shown in Figure 6, are embodiment of the invention blue-teeth data packing schematic diagram.Data after the encapsulation are sent to bluetooth TX Buffer (transmission buffer), enter the encapsulation of packing behind the FIFO again.As current FIFO to packing modulator (PackageComposer) transmission during data, the data that next time need to transmit then can be put into another one FIFO, two FIFO transmit and once exchange annexation one time up and down, then can guarantee to receive at any time the data that the IO port sends over, simultaneously also can guarantee all to have at any time data to encapsulate, carry out wireless transmission then at the packing modulator.For example, it is that the multimedia file of 640*480 is divided into 3 parts that multimedia file is divided into resolution, and file 0 is play as main mobile phone, and file 1, file 2 parts then send to from mobile phone to be play.
Secondly, as shown in Figure 7, the principal and subordinate's mobile phone screen splicing display method flow chart for behind the embodiment of the invention segmented source multimedia file comprises:
701, utilize main mobile phone respectively to 2 wireless connections request messages from the networking mode of the Piconet of mobile phone (from mobile phone 1, from mobile phone 2) transmission Bluetooth technology;
702, main mobile phone receives 2 affirmation message from mobile phone (from mobile phone 1, from mobile phone 2) respectively;
703, main mobile phone receives 2 respectively after the affirmation message of mobile phone (from mobile phone 1, from mobile phone 2), with 2 file formats of consulting to transmit data from mobile phone.The file format of above-mentioned transmission data comprises: frame number, information such as media file resolution, transmission rate are play in transmission.If the merit of failing to consultations then stop, if the success would enter next flow process, the piconet that utilizes bluetooth sends multimedia file to 2 after cutting apart respectively from mobile phone (from mobile phone 1, from mobile phone 2) with the form of time division duplex, as shown in Figure 8, be the form transmission schematic diagram of embodiment of the invention blue-teeth data with time division duplex.After receiving application and confirm from mobile phone, link is set up, and main mobile phone will transmit under identical streaming rate state from mobile phone (from mobile phone 1, from mobile phone 2) with 2.It is time slot (slot) that bluetooth sends data minimum time unit, the 312.5us of working time slot minimum time unit, and main mobile phone sends data between the mobile phone together by the form of time division duplex after forming piconet.Main mobile phone is by time division duplex, respectively to from mobile phone 1, send data successively from mobile phone 2, then carries out Data Receiving at separately receiving slot from mobile phone in transmission time slot.
704, in the media playback process, main mobile phone is used the remote control protocol of bluetooth, audio frequency and video control command (AV/C) for example, promptly give main mobile phone with the control of display screen from mobile phone, main mobile phone then the remote control protocol by bluetooth to controlling from mobile phone, control 2 synchronous from broadcast and main mobile phone between the mobile phone (from mobile phone 1, from mobile phone 2), comprise broadcasting speed, information such as sound speed.
705, main mobile phone all can be cancelled from external condition at any time from mobile phone (from mobile phone 1, from mobile phone 2) and to be connected with 2 in playing process, promptly stops main mobile phone and 2 annexations from mobile phone (from mobile phone 1, from mobile phone 2).
By embodiment of the invention technique scheme, many mobile phones (for example can be the mobile phone of supporting TV functions) have been realized collaborative work between many mobile phones by bluetooth group, and when not using, mobile phone does not have apparent difference with regular handset, then embodies its powerful amusement function when needing collaborative work.Not only can play multimedia files by this kind mode, but also can realize being similar to the function of share desktop.
Embodiment three:
Corresponding to said method embodiment, as shown in Figure 9, be used for the mobile communication terminal structural representation that wireless screen splicing shows for the embodiment of the invention is a kind of, above-mentioned mobile communication terminal comprises:
Transmitting element 902 is used for (N-1) of above-mentioned N part multimedia file part multimedia file correspondence is distributed to that to set up (N-1) of wireless connections individual from mobile communication terminal with above-mentioned mobile communication terminal;
Optionally, said apparatus can also comprise: connect and set up unit 904, be used for (N-1) of above-mentioned N part multimedia file part multimedia file correspondence being distributed to that to set up (N-1) of wireless connections individual before the mobile communication terminal with above-mentioned mobile communication terminal at above-mentioned transmitting element 902, the networking mode of piconet Piconet by utilizing Bluetooth technology is set up above-mentioned mobile communication terminal and above-mentioned (N-1) individual wireless connections from mobile communication terminal.Above-mentioned transmitting element 902, specifically be used to utilize the above-mentioned piconet Piconet of Bluetooth technology, with the time division duplex form with (N-1) in above-mentioned N part multimedia file part multimedia file respectively according to the file format of the above-mentioned transmission data that consult, correspondence is distributed to that to set up (N-1) of wireless connections individual from mobile communication terminal with above-mentioned mobile communication terminal.Above-mentioned broadcast unit 903 specifically is used for the long-range control agreement by above-mentioned Bluetooth technology, controls above-mentioned (N-1) individual part multimedia file after above-mentioned the cutting apart of mobile communication terminal and above-mentioned mobile communication terminal synchronous playing correspondence together.
Optionally, as shown in figure 10, for connecting, the embodiment of the invention sets up the cellular construction schematic diagram, above-mentioned connection is set up unit 904 and can be comprised: connection request module 9041 is used for the wireless connections request message to the networking mode of above-mentioned (N-1) individual piconet Piconet that sends above-mentioned Bluetooth technology from mobile communication terminal; Negotiation module 9042, be used for receive above-mentioned (N-1) individual after the affirmation message of mobile communication terminal, with above-mentioned (N-1) the individual file format that consult to transmit data from mobile communication terminal; The file format of above-mentioned transmission data comprises following parameter at least: frame number, multimedia file resolution, transmission rate etc. are play in transmission.
The embodiment of the invention also provides a kind of wireless screen splicing display unit, and said apparatus comprises: one as above-mentioned mobile communication terminal are as main mobile communication terminal and (N-1) individual from mobile communication terminal; Above-mentioned main mobile communication terminal is when the part multimedia file of playing after above-mentioned cutting apart, and it is individual from mobile communication terminal to control above-mentioned (N-1), the part multimedia file after above-mentioned the cutting apart of synchronous playing correspondence.
Said apparatus embodiment technical scheme of the present invention has following beneficial effect: have the screen splicing of making and realize simply flexibility height, and the low technique effect of cost.
One of ordinary skill in the art will appreciate that all or part of step that realizes in the foregoing description method is to instruct related hardware to finish by program, described program can be stored in the computer read/write memory medium, this program is when carrying out, comprise above-mentioned all or part of step, described storage medium, as: ROM/RAM, disk, CD etc.
Above-described embodiment; purpose of the present invention, technical scheme and beneficial effect are further described; institute is understood that; the above only is the specific embodiment of the present invention; and be not intended to limit the scope of the invention; within the spirit and principles in the present invention all, any modification of being made, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (11)
1. a wireless screen splicing display method is characterized in that, described method comprises:
Main mobile communication terminal is divided into a multimedia file N part multimedia file that can show piece image synchronously;
Described main mobile communication terminal is distributed to (N-1) in described N part multimedia file part multimedia file correspondence that to set up (N-1) of wireless connections individual from mobile communication terminal with described main mobile communication terminal;
Described main mobile communication terminal control described (N-1) is individual from mobile communication terminal, the part multimedia file after described cut apart corresponding with described main mobile communication terminal synchronous playing.
2. method according to claim 1, it is characterized in that, described main mobile communication terminal is distributed to (N-1) in described N part multimedia file part multimedia file correspondence that to set up (N-1) of wireless connections individual before mobile communication terminal with described main mobile communication terminal, and described method also comprises:
The networking mode of the piconet Piconet of described main mobile communication terminal by utilizing Bluetooth technology is set up and described (N-1) individual wireless connections from mobile communication terminal.
3. as method as described in the claim 2, it is characterized in that the networking mode of the piconet Piconet of described main mobile communication terminal by utilizing Bluetooth technology is set up and described (N-1) individual wireless connections from mobile communication terminal, comprising:
Described main mobile communication terminal is to the wireless connections request message of the networking mode of described (N-1) individual piconet Piconet that sends described Bluetooth technology from mobile communication terminal;
It is individual after the affirmation message of mobile communication terminal that described main mobile communication terminal receives described (N-1), with described (N-1) the individual file format of consulting to transmit data from mobile communication terminal; The file format of described transmission data comprises following parameter at least: frame number, multimedia file resolution, transmission rate are play in transmission.
4. as method as described in the claim 3, it is characterized in that, described main mobile communication terminal is distributed to (N-1) in described N part multimedia file part multimedia file correspondence that to set up (N-1) of wireless connections individual from mobile communication terminal with described main mobile communication terminal, comprising:
Described main mobile communication terminal utilizes the described piconet Piconet of Bluetooth technology, with the time division duplex form with (N-1) in described N part multimedia file part multimedia file respectively according to the file format of the described transmission data that consult, correspondence is distributed to that to set up (N-1) of wireless connections individual from mobile communication terminal with described main mobile communication terminal.
5. as method as described in the claim 4, it is characterized in that described main mobile communication terminal control described (N-1) is individual from mobile communication terminal, the part multimedia file after described cut apart corresponding with described main mobile communication terminal synchronous playing comprises:
Described main mobile communication terminal is by the long-range control agreement of described Bluetooth technology, controls described (N-1) individual part multimedia file after described the cutting apart of mobile communication terminal and described main mobile communication terminal synchronous playing correspondence together.
6. one kind is used for the mobile communication terminal that wireless screen splicing shows, it is characterized in that described mobile communication terminal comprises:
Cutting unit is used for a multimedia file is divided into N part multimedia file that can show piece image synchronously;
Transmitting element is used for (N-1) of described N part multimedia file part multimedia file correspondence is distributed to that to set up (N-1) of wireless connections individual from mobile communication terminal with described mobile communication terminal;
Broadcast unit, it is individual from mobile communication terminal to be used to control described (N-1), the part multimedia file after described cut apart corresponding with described mobile communication terminal synchronous playing.
7. mobile communication terminal as claimed in claim 6 is characterized in that, described mobile communication terminal also comprises:
Connect and set up the unit, be used for (N-1) of described N part multimedia file part multimedia file correspondence being distributed to that to set up (N-1) of wireless connections individual before the mobile communication terminal with described mobile communication terminal at described transmitting element, the networking mode of piconet Piconet by utilizing Bluetooth technology is set up described mobile communication terminal and described (N-1) individual wireless connections from mobile communication terminal.
8. mobile communication terminal as claimed in claim 7 is characterized in that, described connection is set up the unit and comprised:
The connection request module is used for the wireless connections request message to the networking mode of described (N-1) individual piconet Piconet that sends described Bluetooth technology from mobile communication terminal;
Negotiation module, be used for receive described (N-1) individual after the affirmation message of mobile communication terminal, with described (N-1) the individual file format that consult to transmit data from mobile communication terminal; The file format of described transmission data comprises following parameter at least: frame number, multimedia file resolution, transmission rate are play in transmission.
9. mobile communication terminal as claimed in claim 8, it is characterized in that, described transmitting element, specifically be used to utilize the described piconet Piconet of Bluetooth technology, with the time division duplex form with (N-1) in described N part multimedia file part multimedia file respectively according to the file format of the described transmission data that consult, correspondence is distributed to that to set up (N-1) of wireless connections individual from mobile communication terminal with described mobile communication terminal.
10. as mobile communication terminal as described in the claim 9, it is characterized in that, described broadcast unit, specifically be used for long-range control agreement, control described (N-1) individual part multimedia file after described the cutting apart of mobile communication terminal and described mobile communication terminal synchronous playing correspondence together by described Bluetooth technology.
11. a wireless screen splicing display unit is characterized in that, described device comprises:
One as each described mobile communication terminal of claim 6 to 10 as main mobile communication terminal and (N-1) individual from mobile communication terminal;
Described main mobile communication terminal is when the part multimedia file of playing after described cutting apart, and it is individual from mobile communication terminal to control described (N-1), the part multimedia file after described the cutting apart of synchronous playing correspondence.
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| CN200910177871XA CN101674364B (en) | 2009-09-28 | 2009-09-28 | Wireless screen splicing display method, mobile communication terminal and device |
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