Embodiment
Be technological means and the effect that the predetermined goal of the invention of realization is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, portable terminal and television receive terminal that foundation the present invention proposes are shared the method for screen and embodiment, structure, feature and the effect thereof of television receive terminal, be described in detail as follows.
The first embodiment
See also Fig. 1, the portable terminal that it provides for the first embodiment and television receive terminal are shared the flow chart of the method for screen.
Step S101: portable terminal sends service-seeking broadcasting and receives the network answer in a network.See also Fig. 2, the portable terminal that first embodiment of the invention provides and television receive terminal are shared the network connection schematic diagram that adopts in the method for screen.Portable terminal 110 is connected withwireless router 120 by wireless mode.And other electric terminals can be connected withwireless router 120 by wired or wireless mode such as television receiveterminal 130,desktop computer 140 etc.Portable terminal 110, router one 20, television receiveterminal 130, local area network (LAN) 100 ofdesktop computer 140 common formations.Among the step S101, when user selectionportable terminal 110 certain menu, when pressing specific button or starting relative program,portable terminal 110 is to local area network (LAN) 100 interior transmission service-seeking broadcasting.This service-seeking broadcasting is for example for particular port.Namely automatically moving after television receiveterminal 130 starts has related service to monitor this particular port, is namely replied after receiving service-seeking broadcasting.The content of replying for example can comprise that expression television receiveterminal 130 can provide the information of Screen sharing service.In the present embodiment, in thedesktop computer 140 and off-duty above-mentioned service is arranged monitoring above-mentioned particular port, therefore can not reply service-seeking broadcasting.In addition, be appreciated that local area network (LAN) 100 is not limited to above network configuration.For example can directlyportable terminal 110 and television receiveterminal 130 directly be linked to each other to consist of a peer-to-peer network by peer line; The modes such as USB, infrared or bluetooth of can also passing through link to each otherportable terminal 110 with television receiveterminal 130.
Step S102:portable terminal 110 is replied according to network the terminal of support screen share service is enumerated demonstration, and television receiveterminal 130 is one of the terminal of support screen share service or its.In the present embodiment, owing in the local area network (LAN) 100 television receive terminal 130 support screen share service only being arranged, so 110 of portable terminals are enumerated television receiveterminal 130 and are shown.Be appreciated that when having the terminal of a plurality of support screen sharing request in the local area network (LAN) 100 and can onportable terminal 110, show in the lump equally.
Step S103:portable terminal 110 receives user's input and selects television receive terminal 130.Particularly,portable terminal 110 for example can adopt the control item that can touch selection to represent television receiveterminal 130, represents to select television receiveterminal 130 when the user touches control item.
Step S1: setting up network connection betweenportable terminal 110 and the television receiveterminal 130 after the selection television receive terminal 130.In the present embodiment,portable terminal 110 is to be connected again with between the television receiveterminal 130 bywireless router 120 transfers, soportable terminal 110 can move freely inwireless router 120 signal covers.As mentioned above,portable terminal 110 also can adopt its wired mode to be connected with television receiveterminal 130, and at this moment,portable terminal 110 moves comparatively speaking and is restricted.
Step S2:portable terminal 110 sends the Screen sharing request via network connection to television receive terminal 130.The information such as above-mentioned Screen sharing request such as the definition that can comprise requirement, resolution, compress mode, the required frame number of per second.
Step S3: the screen of its current outputs of television receive terminal 130 crawl and sound also transfer toportable terminal 110 with screen and the sound of crawl via network connection.The screen of current output and sound refer to the picture of television receive terminal 130 current demonstrations and the sound of broadcast.Particularly, among the step S3, can intercept the display that exports television receive terminal 130 screens to and the voice signal that exports audio amplifier to.Television receiveterminal 130 can directly transfer toportable terminal 110 with screen and the sound that uncompressed is processed.In addition, in order to reduce transmission volume, also can further do the compression processing to screen and sound.For example, screen and sound are compressed according to the definition, resolution, the compress mode that require in the above-mentioned Screen sharing request.
Step S4:portable terminal 110 receives and exports described screen and sound.Because the huge size difference of television receive terminal 130 andportable terminal 110 display screens, screen and the sound that television receiveterminal 130 is original also is not suitable for directly inportable terminal 110 outputs.When television receive terminal 130 is not done compression and processed screen and sound, can be responsible for that screen and sound are done compression byportable terminal 110 and process to be suitable forportable terminal 110 outputs.Certainly, process if television receive terminal 130 has carried out compression according to the definition that requires in the above-mentioned Screen sharing request, resolution, compress mode, thenportable terminal 110 can directly decode output, need not compress processing again.
The portable terminal of the present embodiment and television receive terminal are shared in the method for screen,portable terminal 110 can be searched thetelevision terminal 130 of support screen sharing request in a network, bytelevision terminal 130 with the screen of its output and sound via wireless network transmissions to portable terminal 110.Therefore the user can share the program that theterminal 130 that televiews is play byportable terminal 110 optional position in the scope that above-mentioned wireless network covers, and has very high convenience.
The second embodiment
The second embodiment provides a kind of portable terminal and television receive terminal to share the method for screen, it is similar to the first embodiment, difference is, see also Fig. 3,portable terminal 110 is directly to adopt wireless network, for example 3G network is connected in the Internet, and television receiveterminal 130 is to be connected in the Internet by wireless router 120.Under this kind situation, television receiveterminal 130 can have the fixing network address, so step S101 is not necessary to step 103, andportable terminal 110 is directly set up network connection by the fixed address of television receiveterminal 130 and got final product with it.And all the other flow processs are similar to the first embodiment, give unnecessary details no longer one by one.
In the present embodiment, becauseportable terminal 110 is to be connected with television receiveterminal 130 by the Internet, so the position ofportable terminal 110 is not subjected to the restriction of local area network (LAN) 100 coverages.
The 3rd embodiment
The 3rd embodiment provides a kind of portable terminal and television receive terminal to share the method for screen, and it is similar to the first embodiment, and difference is, television receiveterminal 130 also switches its input source according to the handover request of portable terminal 110.In general, the vision signal of television set source can comprise set-top box, various media player such as DVD player, video camera, digital camera, the Internet and mobile storage means etc.No matter be which kind of video signal source, the capital is through in the access television receiveterminals 130 such as specific interface such as HDMI (High Definition Multimedia Interface) (HDMI), USB interface, AV terminal, S terminal, DVI interface, color difference components interface (YPbPr interface), coaxial cable interface, take mobile storage means as example, generally link to each other with television receiveterminal 130 by USB interface, high-definition camera can link to each other with television receiveterminal 130 by HDMI, and general wire signal then accesses by coaxial cable.Therefore, the input source of switching television receiveterminal 130 refers to adopt the signal output of different input interfaces.Playing cable television program as example take current, the user can send to television receiveterminal 130 byportable terminal 110 switch to the instruction of playing the video in the flash memory device, and television receiveterminal 130 is corresponding, and it is switched input source is USB interface.
In the present embodiment, can directly directly switch the input source of television receiveterminal 130 byportable terminal 110, the convenient program of watching separate sources atportable terminal 110.
The 4th embodiment
The 4th embodiment provides a kind of portable terminal and television receive terminal to share the method for screen, and it is similar to the first embodiment, and difference is,portable terminal 110 is also to television receive terminal 130 sending controling instructions.Control command for example comprises changes platform, time-out, adjustment volume etc.Correspondingly, television receiveterminal 130 is converted to control command the infrared control instruction and the infrared control instruction is sent to an electric terminal to control this electric terminal.Electric terminal for example is digital TV set-top box.In order to send the infrared control instruction, television receiveterminal 130 comprises an infrared transmitter.
In the present embodiment, the instruction transformation thatportable terminal 110 is sent via network by television receiveterminal 130 is the infrared control instruction and sends the infrared control instruction to electric terminal, can directly inportable terminal 110, realize the Long-distance Control to electric terminal, and need not make any change to the existing hardware of electric terminal and software.
The 5th embodiment
Consult Fig. 4, the 4th embodiment provides a kind of television receiveterminal 130, and it comprises receivingelement 131,placement unit 132, transmission unit 133,replys unit 134,switch unit 135, convertingunit 136,infrared transmitter 137 and network interface 138.Wherein, receivingelement 131,placement unit 132, transmission unit 133,answer unit 134,switch unit 135 and convertingunit 136 can be the functional module that is made of computer instruction, and above-mentioned computer instruction can be stored in the internal storage of television receive terminal 130.Network interface 138 is such as can be network interface card, bluetooth module etc.
Receivingelement 131 links to each other withnetwork interface 138, and the particular port ofnetwork interface 138 monitored, be used for mobile terminal receive 110(Fig. 2 and Fig. 3) the various requests and the instruction that send via network, such as service-seeking broadcasting, Screen sharing request, input source handover request, control command etc.Receivingelement 131 receives and correspondingly after various requests and the instruction is forwarded to other unit and is processed by other unit.For example,placement unit 132 is used for screen and the sound according to the 130 current outputs of Screen sharing request crawl television receive terminal; Transmission unit 133 is used for the screen ofplacement unit 132 crawls and transfer voice toportable terminal 110; Replyunit 134 and be used for replying service-seeking broadcasting; 135 input sources that are used for switching television receiveterminal 130 of switch unit.Input source can comprise set-top box, DVD player, the Internet and mobile storage means etc.Convertingunit 136 is used for control command is converted to the infrared control instruction.Infrared transmitter 137 is used for sending described infrared control instruction with the control electric terminal to an electric terminal.
The television receive terminal of the present embodiment has the following advantages than traditional television set: one, can share screen and sound to one or more portable terminals in real time by local area network (LAN) or the Internet; Two, can be easily on portable terminal the input source of television receiveterminal 130 be switched; Three, can be directly byportable terminal 110 control other not coupled electric terminal, for example digital TV set-top box.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, although the present invention discloses as above with preferred embodiment, yet be not to limit the present invention, any those skilled in the art, within not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solution of the present invention content, according to technical spirit of the present invention any brief introduction that above embodiment does is revised, equivalent variations and modification all still belong in the scope of technical solution of the present invention.