CN102946378A - Mobile location and multimedia information pushing network system based on Bluetooth - Google Patents
Mobile location and multimedia information pushing network system based on Bluetooth Download PDFInfo
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- CN102946378A CN102946378A CN201210392734XA CN201210392734A CN102946378A CN 102946378 A CN102946378 A CN 102946378A CN 201210392734X A CN201210392734X A CN 201210392734XA CN 201210392734 A CN201210392734 A CN 201210392734A CN 102946378 A CN102946378 A CN 102946378A
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Abstract
The invention provides a mobile location and multimedia information pushing network system based on Bluetooth, which is used for for forming a self-organizing micronet based on the Bluetooth, carrying out discovery, access and route broadcasting of a mobile terminal, creating a route table for the self-organizing micronet, amplifying coverage of pushing multimedia information with the Bluetooth gateway and a transit server, judging real time position of the mobile terminal based on route information detected by the Bluetooth gateway and access information of the mobile terminal, and providing personalized multimedia information pushing service.
Description
Technical field
The present invention relates to the multimedia information push technical field, in particular to a kind of running fix based on Bluetooth technology and multimedia information push network system.
Background technology
Multimedia information push is the important technical that realizes the multidimensional information issues such as important management, commercial affairs towards Different crowds, modern multimedia information push technology refers to pass through network, according to certain technical standard and agreement, from the information resources of reserve, choose specific information, information exchange is crossed network send to user's receiving terminal, thereby pass to the technology of user profile.The multimedia information push technology is proposed in 1996 by U.S. PointCast Network company the earliest, development has become the important means of issuing towards the public various information so far, and progressively become the special software and hardware combining system of multimedia messages screening, classification, ordering, playing an important role aspect commercial affairs, the public management.Especially towards a large amount of crowds of public sphere among a small circle, such as places such as hospital, railway station, bus stations, satisfy different crowd to the demand of management information aspect by distribution of information and propelling movement, in clean up misunderstanding, simplify and the complexity and the workload that reduce management work, keeping public order has many important function with the aspect such as stable.
At present main distribution of information and propelling movement realization technology are to adopt large-screen and all kinds of inquiry terminals to realize.And show and fixing point inquiry and the published method of inquiry terminal, nothing is mutual, information is single, do not support user's particular demands.
Along with the development of Information technology and the brute force of the market demand promote, the Message Display Terminal of multimedia information push technology begins to mobile and handheld terminal development, the intelligence of hand-held terminal device turns to multimedia information push important information display platform is provided, the present network communication protocol that mainly adopts for the multimedia information push of mobile handheld terminal has WIFI, CMMB etc., WIFI and CMMB mechanics of communication can realize remote with interior in a big way information pushing, but do not have the characteristic of hi-Fix and self-organizing microgrid.
The Ad hoc network that proposes in recent years is a kind of emerging mobile radio network, compares with common network, and it has following characteristics: 1. without the center: all nodes of Ad hoc network equal namely is a peer to peer network; 2. self-organizing: the cloth of network is if expansion need not to depend on any default network facilities, and node is by layered protocol and distributed algorithm coordination behavior separately; 3. multi-hop route: when node will with its coverage outside node when communicating, can transmit by the multi-hop of intermediate node; 4. dynamic topology: Ad hoc network is a dynamic network, and network node can move everywhere.
Joint by Bluetooth technology and Ad hoc network, realize that the crowd carries out the radio multimedium communication according to demand separately in the certain limit, set up Ad hoc network, mutually find, by bluetooth route and the Data Transport Protocol of definition, realize the self-organizing micronetwork of mobile Bluetooth terminal, by the Bluetooth gateway of Ad hoc micronetwork, the user can be linked into background information distribution and propelling data center, realizes obtaining and inquiring about of multimedia messages.
Summary of the invention
In view of above-mentioned the problems of the prior art, purpose of the present invention is intended to propose a kind of running fix based on bluetooth and multimedia information push network system, can be according to the individual requirement of different crowd in the certain limit, distribution and the Push Service of location and multimedia messages are provided, satisfy it to the demand of information management.
For achieving the above object, improvement of the present invention is to propose a kind of running fix based on bluetooth and multimedia information push network system, comprising:
Portable terminal, it is provided with bluetooth module;
Based on the self-organizing microgrid of bluetooth, realize the discovery of portable terminal, the broadcasting of portable terminal route based on the bluetooth communication agreement, the multi-hop transfer of the establishment of self-organizing microgrid routing table, renewal and maintenance and communication data;
Bluetooth gateway, provide the data relay service of portable terminal and background server in the access of portable terminal and the self-organizing microgrid, the geographical location information judgement of each portable terminal in the privacy protection of data and the self-organizing microgrid in the management that realizes multi-access point, self-organizing microgrid towards the self-organizing microgrid and maintenance, the self-organizing microgrid;
Transfer server provides towards the data relay of the node of striding Bluetooth gateway, realizes being positioned at the data communication between the portable terminal of different self-organizing microgrids;
The distribution of multimedia information server is used for storage and the issue of information resources, comprises storage, information retrieval and inquiry service, multimedia plug-in management and download service to all kinds of multimedia messagess;
Back-stage management server provides system management function, and provides the state of graphical system to show according to the geographical location information of portable terminal, and provides data security protecting according to Bluetooth gateway to user configured security strategy.
Further, mobile device is found, access is permitted and the configuration of security strategy: the peripheral mobile node that mobile device is adjacent by bluetooth discovery, obtain the routing iinformation of its self-organizing microgrid that is positioned at alternately with adjacent node.Portable terminal is set security strategy according to the routing iinformation that gets access to adjacent node in conjunction with it, organizes its multipath routing table, sends microgrid control interactive command and data, realizes the multi-hop data transmission based on the microgrid routing table, is linked into the Bluetooth gateway of present technique.
Further, the routing table of self-organizing microgrid is the multipath weights tree routing table based on Huffman encoding, adopt the data communication route between each node in the tree-shaped multipath routing table statement self-organizing microgrid, for the security strategy in the route information table, the communication load condition of signal and node in the self-organizing microgrid, give different weights for the tree path of routing table, the node of self-organizing microgrid can be according to real-time status, select optimum routed path and many sub-optimal paths, form the multipath weights tree routing table that this portable terminal uses, realize between the self-organized network nodes, data multi-hop transmission between the Bluetooth gateway of node and self-organizing microgrid.Suggestion uses Huffman encoding that routing table is carried out compression coding, to save memory space and the retrieval time of routing table.
Further, back-stage management server is utilized the access information of the portable terminal that Bluetooth gateway detects, the routing iinformation of self-organizing microgrid, and the Geographic mapping of portable terminal is provided.
Further, the data relay server is used for portable terminal data communication between a plurality of self-organizing microgrids, data relay and storage forwarding, and the data communication load balance of whole network system.
Further, the distribution of multimedia information server comprises: the thesaurus of multimedia messages, in order to store all kinds of multimedia messagess and relevant information description script; The thesaurus of multimedia messages player plug-in in order to store the player plug-in of all kinds of multimedia messagess, is downloaded use in order to the user.
Further, this data security protecting comprises the privacy protection of at least a information in the attribute limits information of restriction, transit node of the identity information of geographical location information, the portable terminal of portable terminal in the self-organizing microgrid, data message that portable terminal transmits, transfer jumping figure.
Further, system management function comprises that the registration of portable terminal and the Data Privacy Protection Strategies configuration, the real-time working condition monitoring of Bluetooth gateway, the real-time working condition monitoring of self-organizing microgrid, geographical location information and mobile status monitoring, multimedia information push state and the related data of portable terminal add up.
Further, this network system also comprises the multimedia messages display frame that is disposed at portable terminal, has realized presentation engine, multimedia card i/f and the plug-in management of multimedia messages in this software frame.The distribution of multimedia information server pushes the definition script of multimedia messages to portable terminal, this script is realized broadcast and the displaying of multimedia messages by the presentation engine that is installed on portable terminal.In addition, include the player plug-in of multimedia messages in the display frame, can select as required the downloading and playing plug-in unit.
Further, aforesaid back-stage management server Integrated GIS spatial data service, realize the visual presentation of position information of mobile terminal, geographical spatial data service based on the system integration, by the portable terminal real-time positioning information that Bluetooth gateway gathers, the real-time mobile terminal data of realization is graphically showed in background management system.
Further; Bluetooth gateway adopts the embedded system of ARM chip open; use LINUX operation chip and the bluetooth protocol repertory of increasing income, management and control, the privacy protection of data, the propelling movement of multi-medium data and the data communication of striding the node of Bluetooth gateway of the access of realization portable terminal and data retransmission, self-organizing microgrid.
Further, aforesaid multi-medium data comprises at least a in literal, picture and the speech data.
The present invention uses bluetooth self-organizing micronetwork to realize data redirect and the forwarding of mobile device, use simultaneously the data communication between the Bluetooth gateway realization remote bluetooth terminal, expanded the coverage of multimedia propelling data, overcome the short shortcoming of Bluetooth transmission distance, have running fix, bluetooth access whenever and wherever possible, the advantages such as applied widely, the terminal energy consumption is low, Individualized Notification Service, along with the Intelligent mobile equipment of Bluetooth function such as being widely used of smart mobile phone, the present invention has very widely application prospect.
Description of drawings
Fig. 1 is the principle schematic of first embodiment of the invention.
Embodiment
In order more to understand technology contents of the present invention, especially exemplified by specific embodiment and cooperate appended graphic being described as follows.
As shown in Figure 1, according to the first embodiment of the present invention, running fix and multimedia information push network system based on bluetooth comprise: a plurality of portable terminals, and it is provided with bluetooth module; Based on the self-organizing microgrid of bluetooth, it realizes the discovery of portable terminal based on the bluetooth communication agreement, the broadcasting of portable terminal route, the establishment of self-organizing microgrid routing table, renewal and maintenance, and the multi-hop transfer of communication data; Bluetooth gateway, provide the transfer service of data and background server in the access of portable terminal and the self-organizing microgrid, the geographical location information judgement of each portable terminal in the privacy protection of data and the self-organizing microgrid in the management that realizes multi-access point, self-organizing microgrid towards the self-organizing microgrid and maintenance, the self-organizing microgrid; Transfer server provides towards the data relay of the node of striding Bluetooth gateway, realizes being positioned at the data communication between the portable terminal of different self-organizing microgrids; The distribution of multimedia information server is used for storage and the issue of information resources, comprises storage, information retrieval and inquiry service, multimedia plug-in management and download service to all kinds of multimedia messagess; Back-stage management server provides system management function, and provides the state of graphical system to show according to the geographical location information of portable terminal, and provides data security protecting according to Bluetooth gateway to user configured security strategy.
Portable terminal, mobile devices such as smart mobile phone, handheld-type intelligent terminal, it is built-in or be attached with bluetooth module, and portable terminal is linked in the self-organizing microgrid.Portable terminal is in the spatial dimension of multimedia information push, be linked in the back-stage management server and download and to install the bitcom that is used for realizing the self-organizing microgrid, be used for portable terminal after this bitcom is installed and find self-organizing microgrid,, the route maintenance of self-organizing microgrid mutual with the routing iinformation of self-organizing microgrid adjacent node and the configuration of security strategy etc.The user registers and configures portable terminal by this software, comprises that user's relevant information, user are for the parameter of the aspects such as setting of protection strategy, route redirect restriction and the route transferring equipment of transfer of data and its data privacy.
The portable terminal components of the present embodiment also comprises the multimedia messages display frame, and this display frame comprises the presentation engine of multimedia messages, multimedia messages player plug-in management etc.The definition script of the multimedia messages that this presentation engine receiving system pushes is downloaded according to the multimedia resource of describing in the script, and realizes showing with mutual at portable terminal.Include the player plug-in management of multimedia messages in the display frame, can select as required the downloading and playing plug-in unit, to download and to install player plug-in from the distribution of multimedia information server.
The self-organizing microgrid, it realizes the discovery of portable terminal based on the bluetooth communication agreement, the peripheral mobile node that mobile device is adjacent by bluetooth discovery obtains the routing iinformation of its self-organizing microgrid that is positioned at alternately with adjacent node.Portable terminal is set security strategy according to the routing iinformation that gets access to adjacent node in conjunction with it, organizes its multipath routing table, sends microgrid control interactive command and data, realizes the multi-hop data transmission based on the microgrid routing table, is linked into the Bluetooth gateway of present technique.
Mobile device in the present technique self-organizing microgrid adopts the multipath weights tree routing table based on Huffman encoding, realizes the data communication in this microgrid between the portable terminal, between portable terminal and the Bluetooth gateway.Particularly, portable terminal uses Bluetooth protocol to be adjacent the node docking with mutual, obtain the routing table information of adjacent node, security strategy, the signal of institute's little tissue net and the communication load condition of node set according to this portable terminal, give different weights to the path of routing table, select optimal path and many sub-optimal paths, make up the self-organizing microgrid routing table of portable terminal, realize the multi-hop data transmission.Preferably, use Huffman encoding that routing table is carried out compression coding, to save memory space and the retrieval time of routing table.
In the present embodiment; Bluetooth gateway adopts the embedded system of ARM chip open; use LINUX operation chip and the bluetooth protocol repertory of increasing income; realize access and the data retransmission of portable terminal; the management of self-organizing microgrid and control; the privacy protection of data, the propelling movement of multi-medium data and the data communication of striding Bluetooth gateway.
Bluetooth gateway; be deployed in the spatial dimension of multimedia information push; provide the transfer service of data and background server in the access of portable terminal and the self-organizing microgrid, the geographical location information judgement of each portable terminal in the privacy protection of data and the self-organizing microgrid in the management that realizes multi-access point, self-organizing microgrid towards the self-organizing microgrid and maintenance, the self-organizing microgrid.
Transfer server provides towards the data relay of the node of striding Bluetooth gateway, realizes being positioned at the data communication between the portable terminal of different self-organizing microgrids.As shown in Figure 1, between the portable terminal of different self-organizing microgrids, by this transfer server can mutually find, information interaction etc., access in the whole network system, the user can according to the position at its place, use portable terminal to carry out personalization ground Information Selection and propelling movement.
The data relay server is used for the data communication of portable terminal between a plurality of self-organizing microgrids, comprising: data relay, storage forwarding, and load balance.
Back-stage management server; system management function is provided; the real-time working state that comprises system; the operating state of each Bluetooth gateway and transfer of data situation; and visual real-time positioning information is showed; the execution of information pushing strategy and configuration etc., user management and provide data security protecting to user configured security strategy according to Bluetooth gateway.
The service of back-stage management server Integrated GIS spatial data, utilize the access information of the portable terminal that Bluetooth gateway detects, the routing iinformation of self-organizing microgrid, the Geographic mapping of portable terminal is provided, and the real-time positioning information of movement-based terminal provides the state of graphical system to show.
In the present embodiment, data security protecting comprises the privacy protection of the information such as attribute limits of restriction, the transit node of the identity information of geographical location information, the portable terminal of portable terminal in the self-organizing microgrid, data that portable terminal transmits, transfer jumping figure.
System management function comprises that geographical location information and the mobile status of real-time working condition monitoring, the portable terminal of real-time working condition monitoring, the self-organizing microgrid of the registration of portable terminal and the Data Privacy Protection Strategies configuration, Bluetooth gateway are monitored, multimedia information push state and related data statistics etc.
The distribution of multimedia information server is used for storage and the issue of information resources, comprises all kinds of multimedia messagess, and such as literal, voice and pictorial information etc. stored, information retrieval and inquiry service, and the management of multimedia plug-in unit and download service.
The distribution of multimedia information server comprises: the thesaurus of multimedia messages, in order to store all kinds of multimedia messagess and relevant information description script; The thesaurus of multimedia messages player plug-in in order to store the player plug-in of all kinds of multimedia messagess, is downloaded and is installed and used according to its demand in order to the user.
The present invention uses bluetooth self-organizing micronetwork to realize data redirect and the forwarding of mobile device, use simultaneously the data communication between the Bluetooth gateway realization remote bluetooth terminal, expanded the coverage of multimedia propelling data, overcome the short shortcoming of Bluetooth transmission distance, has running fix, bluetooth access whenever and wherever possible, the advantages such as Individualized Notification Service, use the Internet than other, the multimedia push technology that the means of communications such as WIFI are realized, the positioning accuracy of technical solution of the present invention is high, the terminal energy consumption is low, wide accommodation, the dynamic expansion of self-organizing microgrid, reliability is high, transmission speed is fast, strong adaptability.Along with the Intelligent mobile equipment of Bluetooth function such as being widely used of smart mobile phone, the present invention has very widely application prospect at the information pushing in the places such as hospital, railway station, bus station.
The technical program adopts bluetooth self-organizing microgrid, by the routing iinformation to node, and the power of node signal, can realize the accurate geographic space orientation of Bluetooth terminal by the geographical location information of Bluetooth gateway, can provide more support for the social management function of utilizing the present technique platform to realize.
Above specification literal and accompanying drawing only are explanation of the invention and explanation; in any form the present invention is not construed as limiting; protection scope of the present invention is as the criterion with claims; all do not exceed apparent modification, conversion and the replacement scheme of aim of the present invention, all in protection scope of the present invention.
Claims (10)
1. running fix and multimedia information push network system based on a bluetooth comprise:
Portable terminal, it is provided with bluetooth module;
Based on the self-organizing microgrid of bluetooth, realize the discovery of portable terminal, the broadcasting of portable terminal route based on the bluetooth communication agreement, the multi-hop transfer of the establishment of self-organizing microgrid routing table, renewal and maintenance and communication data;
Bluetooth gateway, provide the data relay service of portable terminal and background server in the access of portable terminal and the self-organizing microgrid, the geographical location information judgement of each portable terminal in the privacy protection of data and the self-organizing microgrid in the management that realizes multi-access point, self-organizing microgrid towards the self-organizing microgrid and maintenance, the self-organizing microgrid;
Transfer server provides towards the data relay of the node of striding Bluetooth gateway, realizes being positioned at the data communication between the portable terminal of different self-organizing microgrids;
The distribution of multimedia information server is used for storage and the issue of information resources, comprises storage, information retrieval and inquiry service, multimedia plug-in management and download service to all kinds of multimedia messagess;
Back-stage management server provides system management function, and provides the state of graphical system to show according to the geographical location information of portable terminal, and provides data security protecting according to Bluetooth gateway to user configured security strategy.
2. running fix and multimedia information push network system based on bluetooth according to claim 1, it is characterized in that: the routing table of self-organizing microgrid is the multipath weights tree routing table based on Huffman encoding, adopt the data communication route between each node in the tree-shaped multipath routing table statement self-organizing microgrid, for the security strategy in the route information table, the communication load condition of signal and node in the self-organizing microgrid, give different weights for the tree path of routing table, the node of self-organizing microgrid can be according to real-time status, select optimum power to plant the path of data, realize between the self-organized network nodes, data multi-hop transmission between the Bluetooth gateway of node and self-organizing microgrid.
3. running fix and multimedia information push network system based on bluetooth according to claim 2 is characterized in that, use Huffman encoding that routing table is carried out compression coding, to save memory space and the retrieval time of routing table.
4. running fix and multimedia information push network system based on bluetooth according to claim 1, it is characterized in that, described back-stage management server is utilized the access information of the portable terminal that described Bluetooth gateway detects, the routing iinformation of self-organizing microgrid, and the portable terminal of this access is carried out Geographic mapping; Described data relay server is realized data relay and the storage forwarding between the portable terminal of different self-organizing microgrids, and load balance.
5. running fix and multimedia information push network system based on bluetooth according to claim 1, it is characterized in that, described distribution of multimedia information server comprises: the thesaurus of multimedia messages, store all kinds of multimedia messagess and information description script; The thesaurus of multimedia messages player plug-in, the player plug-in of storage multimedia messages.
6. running fix and multimedia information push network system based on bluetooth according to claim 1; it is characterized in that, described data security protecting comprises the privacy protection of at least a information in the attribute limits information of restriction, transit node of the identity information of geographical location information, the portable terminal of portable terminal in the self-organizing microgrid, data message that portable terminal transmits, transfer jumping figure.
7. running fix and multimedia information push network system based on bluetooth according to claim 1; it is characterized in that; described back-stage management server provides geographical location information and the mobile status of real-time working condition monitoring, the portable terminal of real-time working condition monitoring, the self-organizing microgrid of the configuration of the registration of portable terminal and the Data Privacy Protection Strategies, Bluetooth gateway to monitor, at least a system management function in multimedia information push state and the data statistics.
8. running fix and multimedia information push network system based on bluetooth according to claim 1, it is characterized in that, also comprise multimedia messages displaying software frame, in this software frame, realize presentation engine, multimedia card i/f and the plug-in management of multimedia messages, described distribution of multimedia information server is realized playing and displaying by this presentation engine to the definition script of the multimedia messages of portable terminal propelling movement.
9. running fix and multimedia information push network system based on bluetooth according to claim 1, it is characterized in that, the visual presentation of described position information of mobile terminal, described back-stage management server Integrated GIS spatial data service, by the portable terminal real-time positioning information that Bluetooth gateway gathers, realize that real-time mobile terminal data graphically shows.
10. running fix and multimedia information push network system based on bluetooth according to claim 1; it is characterized in that; described Bluetooth gateway adopts the embedded system of ARM chip open; use LINUX operation chip and the bluetooth protocol repertory of increasing income, management and control, the privacy protection of data, the propelling movement of multi-medium data and the data communication of striding the node of Bluetooth gateway of the access of realization portable terminal and data retransmission, self-organizing microgrid.
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