CN102932745A - Personal multimedia broadcasting system based on mobile WIFI (Wireless Fidelity) hotspot - Google Patents
Personal multimedia broadcasting system based on mobile WIFI (Wireless Fidelity) hotspot Download PDFInfo
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- CN102932745A CN102932745A CN2012103386264A CN201210338626A CN102932745A CN 102932745 A CN102932745 A CN 102932745A CN 2012103386264 A CN2012103386264 A CN 2012103386264A CN 201210338626 A CN201210338626 A CN 201210338626A CN 102932745 A CN102932745 A CN 102932745A
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Abstract
The invention discloses a personal multimedia broadcasting system based on a mobile WIFI (Wireless Fidelity) hotspot. According to the system, the multimedia data broadcasting, including audio/video real-time recorded broadcasting and audio/video file shared broadcasting, in a local area network (LAN) is realized by mainly using the mobile WIFI hotspot or common wireless router WIFI hotspot which is established by a smart phone operating system. The system mainly comprises the establishment and connection of the mobile hotspot, LAN media negotiation realized by a broadcast protocol, and the coding/decoding and real-time transmission of audio/video multimedia data. The system is mainly realized by using client software on a mobile phone terminal and can be expanded to various intelligent devices according to the broadcast protocol.
Description
Technical field
The present invention relates to communication field, be applicable to be furnished with the intelligent mobile phone platform of WIFI equipment, particularly relate to system, method, the principle of personal multi-media broadcasting of the focus of a kind of movement-based WIFI.
Background technology
At present, the mobile device of being furnished with WIFI is widely used, the demand that WIFI can completing user gets online without being tethered to a cable, and the user can chat by the relevant application program of WIFI interconnection network utilization, the media broadcast doings.Although the coverage of this media broadcast is large, but bandwidth is low, message transmission rate is slow, brought many puzzlements for the user of receiving terminal, in addition, the user also can select bluetooth to communicate in the individual zone, but bluetooth is not supported multi-point, and the coverage of Bluetooth signal is low, and transmission performance is low; Yet the present invention can satisfy its requirement in these areas, need not the extranet network, coverage is quite larger, and transmission rate is high, and the user can share media whenever and wherever possible, add that WIFI equipment occurs like the mushrooms after rain, has further verified the exploitativeness of this system.
Summary of the invention
Technical problem to be solved by this invention provides a kind of system, method, principle of personal multi-media broadcasting of movement-based WIFI focus, with respect to some former system schemas, this system need not the extranet network, high communication Bandwidth guaranteed user can share the file resources such as music, video at any time, can guarantee that the mobile subscriber can take full advantage of the equipment of being furnished with WIFI and carry out resource information whenever and wherever possible and share.
For achieving the above object, the invention provides a kind of personal multi-media broadcast system based on the WIFI focus and form, comprising:
Broadcast application on the mobile terminal point is with the reception application program on the receiving terminal.The two must be coordinated mutually, adopts consistent host-host protocol, broadcasting and coding and decoding mode.
The exploitation of broadcasted application on the described mobile focus, for be the mobile device of being furnished with WIFI, this application program allows user selection media file type to broadcast, and the file between the receiving terminal is play and kept synchronously; In addition, the data that the focus user can also allow selectively to ask the user to receive and broadcasting, and also have the right to disconnect the connection of some receiving terminal.
The application and development of described receiving terminal, for be the mobile device of being furnished with WIFI, this client-side program can detect the broadcast message in this regional extent, and can select a certain broadcasting that it is asked to connect, after the request of receiving terminal is allowed to, connect between mobile focus and the receiving terminal, and client-side program is responsible for the decoding data to receiving, broadcast; Certainly, the client user also can independently select to disconnect and being connected of mobile focus.
The invention provides a kind of personal multi-media broadcast system principle based on the WIFI focus, comprise: mobile focus is after determining the media resource that will broadcast, at first can in this zone, broadcast, near receiving, have after receiving terminal user's the request, mobile focus can be selected to allow and refusal, after receiving terminal is allowed to, the two has set up the connection of point-to-point, mobile focus sends to this receiving terminal user to relevant data resource coding according to current playing progress rate, and the receiving terminal user can decode accordingly to it after receiving data resource, and then calls relevant playing program and carry out media play.
The invention provides a kind of resource-sharing solution of movement, can pass through this system between the user, can give some other user the resource-sharing of this locality, with respect to former Bluetooth transmission and networking transmission, the direct point-to-point and WIFI signal bandwidth of this system can be guaranteed the quality efficiency that transmits and the safety and integrity of file.
The invention provides the mode of the social networks in a kind of rapid foundation among a small circle, after a mobile focus is established, other users add by request, system can create for numerous users a cluster, because mobile focus and receiving terminal are point to point connects in this system, this cluster not only can be shared mobile focus user's resource, in addition, system can expand for this reason, under mobile focus user's permission, each receiving terminal can be with mobile focus user as the agency, the message communicating such as can chat between them.
By finding out in the such scheme, the present invention is by the application development to mobile focus end, the application development of receiving terminal, by WIFI as communication media, can realize that focus is to the multimedia broadcasting of other receiving terminals, and this system need not networking, set up out local area network (LAN) in only needing at the regional level, with respect to other some similar systems on the network, data transfer bandwidth among the present invention, the efficient that data are processed, QoS of customer is relatively high, in addition, mobile device based on WIFI is seen everywhere, and systematic comparison has versatility, and cost and the technology of the exploitation of the client application of mobile focus and receiving terminal are not high.
Description of drawings
In order to be illustrated more clearly in the embodiment of the invention or technical scheme of the prior art, the below will do simple the introduction to the accompanying drawing of required use in embodiment or the description of the Prior Art, apparently, accompanying drawing in the following describes only is some embodiments of the present invention, for those of ordinary skills, under the prerequisite of not paying creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is system configuration schematic diagram in the embodiment of the invention one;
Fig. 2 is mobile focus program circuit schematic diagram in the embodiment of the invention one;
Fig. 3 is receiving terminal program circuit schematic diagram in the embodiment of the invention one.
Embodiment
For above-mentioned purpose of the present invention, feature and advantage can be become apparent more, the present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.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 obtains under the creative work prerequisite.
Embodiment one, referring to Fig. 1, and Fig. 2, Fig. 3.
The invention provides a kind of personal multi-media broadcast system of movement-based WIFI focus, this system mainly is comprised of two parts, and the first moves the operation of focus end application program, and it two is operations of receiving terminal application program; Wherein the operation of the two is the point to point connect that needs to set up based on WIFI, and the two has the transmission of related data mutual, can be referring to Fig. 1.
The flow process of the application program of described mobile focus specifically comprises the steps: referring to Fig. 2
Steps A 01, mobile focus starts the WIFI focus at first in program.
Steps A 02, mobile focus utilize WIFI that the receiving terminal of near zone is broadcasted, and inform which media resource of receiving terminal plays.
Steps A 03 starts the request monitoring device, near the reception request of receiving terminal beginning to monitor.
Steps A 04, after mobile focus received request, the user can select to allow or refusal, and after request was rejected, mobile focus continued to monitor next request, rebound steps A 03, otherwise, execution in step A05.
Steps A 05, to the receiving terminal of request permission, mobile focus transmits next packet according to the broadcast of current media resource, realize synchronously with mobile to realize each receiving terminal, and these data relevant coding of process before transmission.
Steps A 06, when receiving terminal was sent data, whether mobile focus can be selected to continue to wait for request, if the user cancels the request of wait, then program is not being monitored new request, otherwise, rebound steps A 03.
The flow process of the application program of described receiving terminal specifically comprises the steps referring to Fig. 3.
Step S01, receiving terminal starts the WIFI focus at first in program.
Step S02, receiving terminal can detect the situation of mobile focus on every side.
Step S03 intercepts and captures the broadcast singal that focus sends from mobile focus, the receiving terminal user can listen to according to the broadcasting that these broadcast singals are selected oneself to like.
Step S04 sends request to the mobile focus of the broadcasting wanting to listen to, and waits for the request response of mobile focus.
Step S05, in setting time, whether mobile focus works it out response, if without response, then be considered as refusal; If mobile focus allows request, execution in step S06 then, otherwise refusal returns S04.
Step S06, in the situation that request allows, receiving terminal begins to set up point-to-point the connection with mobile focus, and receives the media data that is sent by mobile focus.
Step S07 carries out corresponding decode operation to the media data that receives, and is reduced to corresponding media file stream.
Step S08 gives relevant playing program to media file stream obtained in the previous step and plays.
System of the present invention is usually used in some zonal doings, and at this, the regional social networks of then quoting in the coffee shop is that embodiment describes.
At first, in this coffee shop, share own present music of listening if there is the user to want to broadcast, this user can be by opening the mobile hot spot application program of oneself so, this program can be opened the WIFI of mobile device when initialization, then, the user can select present music of listening to broadcast.
The user who opens the receiving terminal program is arranged in coffee shop, the receiving terminal user can utilize receiving terminal to carry out broadcast singal is scanned, when the music title that obtains mobile focus user and broadcasting, if the receiving terminal user is interested, he can propose the request of listening to mobile focus user.
After mobile focus user receives receiving terminal user's request, he can allow listening to of receiving terminal user, follow mobile hot spot application program and can set up point-to-point the connection with the receiving terminal program, and to the coding that the data behind the broadcast point of the song of current broadcast are correlated with, again data communication device is crossed this link and send.
The program of receiving terminal can receive the data that send over successively, data is decoded accordingly again, obtains the music stream file, then gives relevant music player stream, and so just the music that focus is play is moved in synchronously uppick.
Therefore a kind of personal multi-media broadcast system, method, principle based on the WIFI focus provided by the invention have following advantage.
(1) applied range, highly versatile
Data connecting communication among the present invention is to pass through WIFI, and the mobile device of WIFI is more extensive in the application of current social, particularly the mobile device such as mobile phone, panel computer all is furnished with WIFI, therefore, provide great convenience to popularization of the present invention, also verified further the feasibility of this system; Secondly, mobile focus is connected with the data of receiving terminal and transmission need not the network via Internet, can broadcast whenever and wherever possible and share.
(2) provide higher data transfer bandwidth, assurance transmission quality
During running of the present invention based on WIFI's, and mobile focus is point-to-point with being connected of receiving terminal, with respect to some other system that broadcasts Network Based, more can provide higher transmission bandwidth in the wireless zone of the present invention, and system can carry out further error control, with the quality of data in the middle of the raising transmission course.
(3) realize that simply, the exploitation threshold is low
The exploitation of this system is mainly concentrated both ways, the application development of mobile focus end application program and receiving terminal, both flow processs are fairly simple, being easy to very much exploitation realizes, and to the hardware requirement of mobile device, the mobile device that WIFI only need to be installed just can, therefore, whole system implements fairly simple, and main focus is that the host-host protocol, Radio Broadcasting Agreements, data type between mobile focus end and the receiving terminal etc. is mutual.
Description by above embodiment of the method, the those skilled in the art can be well understood to the present invention can be by the equipment of the mobile focus with WIFI function and receiving terminal and both application developments, and technology of the present invention mainly is that the application development by mobile focus and receiving terminal embodies.
For scheme implementation example, because it is substantially corresponding to embodiment of the method, so relevant part gets final product referring to the part explanation of embodiment of the method.Scheme implementation example described above only is that schematically those of ordinary skills namely can understand and implement in the situation of not paying creative work.
In several embodiment that the application provides, should be understood that disclosed scheme not surpassing in the application's the spirit and scope, can realize in other way.Current embodiment is a kind of exemplary example, should be as restriction, and given particular content should in no way limit the application's purpose.
In addition, the schematic diagram of institute's description scheme and embodiment, in the scope that does not exceed the application, can with other system, module, technology or method in conjunction with or integrated.
The above only is the specific embodiment of the present invention; should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the principle of the invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (4)
1. the personal multi-media of movement-based WIFI focus broadcasting is characterized in that, comprising: mobile focus and broadcast receiving apparatus two large modules:
Described mobile focus is used for, and media file is broadcasted, and media file can be described as data source, at first, peripherad receiving terminal is broadcasted, when request arrives, in the situation that request is allowed to, connect with receiving terminal, data source is encoded sends to receiving terminal;
Described broadcast receiving apparatus, be used for, resolve broadcasting, get access to corresponding packet and the broadcast of decoding, when this receiving terminal detects the broadcast message that mobile focus sends, receiving terminal can send request to mobile focus, in the situation that request is allowed to, set up new being connected with mobile focus, receive the data of sending from mobile focus, and at client-side program it is decoded, give again relative program and play.
2. the personal multi-media of movement-based WIFI focus broadcasting, it is characterized in that, comprise: the consistency of the bottom host-host protocol that system communicates, Radio Broadcasting Agreements, coding and decoding mode can guarantee that this system can realize Overpassing Platform by Using, can adopt ICP/IP protocol in the middle of the host-host protocol such as the two; Be identical operating system and do not need to be confined to both, this characteristic can strengthen the versatility of this system, makes its easier being used more widely.
3. the personal multi-media of movement-based WIFI focus broadcasting, it is characterized in that, comprise: the mobile focus of broadcasting and broadcast receiving apparatus need not outer company and connect to the Net, the broadcasting of mobile focus is based on local area network (LAN), receiving terminal only need be in the residing signal cover of mobile focus, and corresponding client software is installed, this local area network (LAN) in the connection, this feature can guarantee that the user of mobile focus can remove to share the media resource of oneself whenever and wherever possible to the user of some other broadcast receiving apparatus.
4. the personal multi-media of movement-based WIFI focus broadcasting, it is characterized in that, comprise: the connection in this system is based on point-to-point, the broadcasting of data is synchronous between receiving terminal, after request that receiving terminal sends to mobile focus is allowed to, connection between the two has just been set up, and during the transfer of data that connects based on point-to-point, secondly, mobile focus can send to this receiving terminal to relevant data according to current Media playing course, realized between the receiving terminal synchronously; The connection of P2P can be guaranteed not interfere with each other between the receiving terminal, and the stability that receives.
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| CN2012103386264A CN102932745A (en) | 2012-09-07 | 2012-09-07 | Personal multimedia broadcasting system based on mobile WIFI (Wireless Fidelity) hotspot |
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| CN2012103386264A CN102932745A (en) | 2012-09-07 | 2012-09-07 | Personal multimedia broadcasting system based on mobile WIFI (Wireless Fidelity) hotspot |
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| CN104980242B (en) * | 2015-06-12 | 2018-10-30 | 深圳市信锐网科技术有限公司 | Voice broadcast method based on wireless access point and system |
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| CN107071158A (en) * | 2017-03-29 | 2017-08-18 | 奇酷互联网络科技（深圳）有限公司 | Audio-frequency information shares control method, device and mobile communication equipment |
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| CN109618254A (en) * | 2018-11-19 | 2019-04-12 | 安徽咪鼠科技有限公司 | A kind of intelligent microphone based on P2P data transmission technology |
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Application publication date: 20130213 |