CN102497616B - Regional Ad-Hoc communication network networking method abased on Big Dipper navigation system - Google Patents
Regional Ad-Hoc communication network networking method abased on Big Dipper navigation system Download PDFInfo
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- CN102497616B CN102497616B CN201110393597.7A CN201110393597A CN102497616B CN 102497616 B CN102497616 B CN 102497616B CN 201110393597 A CN201110393597 A CN 201110393597A CN 102497616 B CN102497616 B CN 102497616B
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Abstract
本发明公开了一种基于北斗导航系统的区域性Ad-Hoc通信网络组网方法，包括固定区域Ad-Hoc通信网络的建立步骤和移动区域Ad-Hoc通信网络的建立步骤。本发明实现了利用北斗导航系统进行区域性Ad-Hoc组网的设计。
The invention discloses a regional Ad-Hoc communication network networking method based on the Beidou navigation system, which includes the establishment steps of the fixed area Ad-Hoc communication network and the establishment steps of the mobile area Ad-Hoc communication network. The invention realizes the design of regional Ad-Hoc networking by using the Beidou navigation system.
Description
Technical field
The present invention relates to a kind of regional Ad-Hoc communication networking method based on triones navigation system.
Background technology
What regional Ad-Hoc communication network solved is network service between mobile terminal within certain area coverage, as moving vehicle, personnel, portable set etc.The main feature of this network is lasting mobility, network topology structure variability and communication data sudden faster of terminal.
Regional Ad-Hoc communication network can be supported in mobile terminal in network area automatically add network and with the communicating by letter of other terminal in region, therefore this network service has and should have widely prospect and demand in a lot of field, as many aspects such as mechanical transport, space networking, military affairs.At present, European car industry association has been developed a kind of for the regional Ad-Hoc communication network of mechanical transport prototype Car2Car, and U.S. Department of Defense has also developed region, battlefield Ad-Hoc communications network system Tactical VANET by commercial company.But just, because regional Ad-Hoc communication network terminal has lasting mobility, cause network topology structure complexity, unstable, networking agreement and data route complexity, the problem such as communication reliability is low.
Utilizing the geographical location information of mobile terminal for regional Ad-Hoc communication networking and route is the up-to-date method adopting in the world at present, and the network-building method of developing on this basis and agreement are also the most effective.Two kinds of regional Ad-Hoc communication networks of above-mentioned introduction are all also the methods of carrying out networking and route according to the geographical location information of mobile terminal of having used, and have both used in addition the gps satellite system of U.S.'s exploitation to carry out navigator fix.
Summary of the invention
Technology of the present invention is dealt with problems and is: the invention provides a kind of regional Ad-Hoc communication networking method based on triones navigation system.Realize the design that utilizes triones navigation system to carry out regional Ad-Hoc networking.
Technical solution of the present invention is:
Based on a regional Ad-Hoc communication networking method for triones navigation system, for setting up the Ad-Hoc communication network of terminal in fixed area or moving area.
The establishment step of described fixed area Ad-Hoc communication network comprises:
(A1) start drill or terminal request arrange fixed area scope, and determine fixed area geography information according to definite regional extent, and described fixed area geography information is for describing the summit geographical coordinate of fixed area scope; If the fixed area scope of being determined by terminal, definite fixed area geography information is sent to start drill by terminal;
(A2) terminal within the scope of fixed area is searched according to the fixed area geography information obtaining by start drill, and determines the position of the terminal finding;
(A3), while setting up communication, need the terminal of setting up communication to navigate message to start drill initiating communication demand and the positional information of self by the Big Dipper;
(A4) start drill is according to the positional information of the terminal that receives, determines that terminal is whether in fixed area; If terminal in fixed area, start drill by all terminal positional informations in fixed area by the Big Dipper navigate message send to need set up communication terminal;
(A5) need to set up the terminal of communicating by letter according to the terminal positional information in the fixed area receiving, adopt Ad-Hoc agreement to select to carry out route control as the terminal of transit node.
The establishment step of described moving area Ad-Hoc communication network comprises:
(B1) communication request that needs the terminal basis of setting up communication to set up, determines maximum route transit node quantity, and calculates maximum coverage range according to the quantity of maximum route transit node;
(B2) need to set up the terminal of communicating by letter according to definite maximum coverage range, determine the moving area scope centered by self;
(B3) terminal that needs to set up communication sends to start drill by communication request and moving area scope by the Big Dipper message that navigates;
(B4) start drill determines terminal within the scope of moving area and the positional information of terminal according to moving area scope;
(B5) start drill by the terminal positional information within the scope of moving area by the Big Dipper navigate message send to need set up communication this terminal of terminal;
(B6) need to set up this terminal of terminal of communicating by letter according to communication request, according to the terminal positional information receiving, adopt Ad-Hoc agreement to select to carry out route control as the terminal of transit node
The present invention compared with prior art tool has the following advantages:
(1) adopt the positional information of applying terminal in the peculiar message traffic transmission region of Big Dipper navigation positioning system between terminal of the present invention and start drill, when having reduced terminal and utilizing Ad-Hoc to carry out route, to network topological information related data demand, reduce the complexity of procotol and improved the efficiency of network channel capacity;
(2) terminal of the present invention is carried out route by the positional information of all terminals of acquisition, thereby has reduced the complexity of network node communication routing algorithm and improved data router efficiency, has reduced the requirement to terminal equipment.
Accompanying drawing explanation
Fig. 1 is the regional Ad-Hoc communication network schematic diagram based on navigation positioning system;
Fig. 2 is fixed area Ad-Hoc communication networking workflow;
Fig. 3 is moving area Ad-Hoc communication networking workflow;
Fig. 4 is fixed area Ad-Hoc communication networking method schematic diagram;
Fig. 5 is moving area Ad-Hoc communication networking method schematic diagram.
Embodiment
The method of the invention is exactly to utilize satellite navigation and location system to determine the geographical position of terminal, set up network topology and route according to the geography information of terminal and regional extent, owing to having adopted the message traffic function of Big Dipper navigation positioning system, make this inventive method more simple effectively simultaneously.
Comprise in the present invention two kinds of basic networking modes: regional Ad-Hoc communication network fixed area networking mode and regional Ad-Hoc communication network moving area networking mode.
The prerequisite of carrying out regional Ad-Hoc network service based on triones navigation system in utilization is to utilize Beidou satellite navigation system to determine the geographical position of each terminal, using this as network organizing with the foundation of route, the geographical position of terminal is equivalent to the IP address of computer in Internet network.
In the time of networking, the message traffic function that provides of Beidou satellite system is provided, obtain the positional information of terminal in region by the message communication between terminal and start drill, to realize network organizing and the route control of communicating by letter.
Below in conjunction with accompanying drawing, the design of networking workflow under two kinds of basic networking modes is described further.
1, the regional Ad-Hoc communication network principle analysis based on navigation positioning system
What regional Ad-Hoc communication network solved is the network service between mobile terminal within certain area coverage, as moving vehicle, personnel, portable set etc.The main feature of this network is the sudden of the lasting mobility of terminal and communication data.Therefore, just require procotol to want effectively simple.Method of the present invention is exactly to utilize satellite navigation and location system to determine the geographical position of terminal, sets up network topology and route according to the geography information of terminal and regional extent.
As shown in Figure 1, demonstration be exactly in the scope of a restriction, the geographical location choice separately that mobile terminal is determined according to satellite fix carries out direct communication with terminal around, or carries out routing to communicate by terminal around and terminal far away.Border circular areas take each terminal equipment as the center of circle in Fig. 1 is this terminal wireless communication coverage, and in Fig. 2 and Fig. 3, terminal equipment is reduced to antenna, no longer specifies afterwards.
2, fixed area Ad-Hoc communication networking workflow design
As shown in Figure 2, fixed area Ad-Hoc communication networking method is carried out to flow scheme design.
(1) start drill or terminal request arrange fixed area scope;
(2) start drill completes fixed area setting, and terminal in region is searched;
(3) terminal is to start drill initiating communication demand and send positional information;
(4) start drill confirms this terminal in fixed area and to terminal positional information in its sending zone;
(5) this terminal is carried out network topology foundation and route control after receiving information;
(6) complete group-net communication.
3, moving area Ad-Hoc communication networking workflow design
As shown in Figure 3, moving area Ad-Hoc communication networking method is carried out to flow scheme design.
(1) terminal initiating communication demand;
(2) terminal of initiating communication demand is determined route transit node quantity and is calculated maximum coverage range;
(3) this terminal is according to self-position information, determines centered by self-position and maximum coverage range is definite moving area scope of area;
(4) terminal sends to start drill by communication request and moving area scope by the Big Dipper message that navigates;
(5) start drill determines terminal within the scope of moving area and the positional information of terminal according to moving area scope;
(6) start drill by the terminal positional information within the scope of moving area by the Big Dipper navigate message send to need set up communication this terminal of terminal;
(7) need to set up this terminal of terminal of communicating by letter according to communication request, according to the terminal positional information receiving, adopt Ad-Hoc agreement to select to carry out route control as the terminal of transit node.
4, fixed area Ad-Hoc communication networking method
(1) this networking model is carried out Ad-Hoc network organizing for the mobile terminal in fixed area, first determine according to demand a fixing regional extent by start drill or a certain mobile terminal, be generally the rectangular extent of 10 kilometers × 10 kilometers, and this regional extent geography information (geographical coordinates on four summits of rectangle) is sent to start drill (mobile terminal uses triones navigation system message traffic that the geographical coordinate of fixed area scope and group-net communication solicited message are sent to central station by message content);
(2) according to definite fixed area, the terminal (start drill of Big Dipper navigation positioning system stores the geographical position of terminal) within the scope of start drill seek area;
(3) the terminal geographic positional information in fixed area is sent to the terminal that needs to carry out network service in this region by downlink message, carry out the control of data route by terminal self according to information.
As shown in Figure 4, square frame is start drill or the definite fixed area of a certain terminal, wherein has terminal A～G.If terminal A needs and terminal E communicates, first A sends request to start drill by uplink message, start drill sends to A by the geographical location information of terminal in region after confirming, after terminal A receives, select to determine to be communicated by terminal B, C, D route and terminal E, complete group-net communication.
5, moving area Ad-Hoc communication networking method
(1) this networking model is carried out Ad-Hoc network organizing for the mobile terminal in moving area, first by a certain mobile terminal according to demand determine a regional extent (conventionally determine maximum magnitude according to route transfer quantity, the diameter that is generally set as 5 transfers covering is the circular scope of 5 kilometers), and this regional extent geography information is sent to start drill (mobile terminal uses triones navigation system message traffic that moving area scope and group-net communication solicited message are sent to central station by message content);
(2) the start drill definite regional extent of terminal of initiating communication as required, the terminal (start drill of Big Dipper navigation positioning system stores the geographical position of terminal) within the scope of seek area;
(3) the terminal geographic positional information in this region is sent to the terminal of filing a request by downlink message, carry out the control of data route by terminal self according to information.
As shown in Figure 5, other terminal within the scope of terminal A needs and 5 route transfers communicates, border circular areas in figure is the maximum magnitude region that 5 route transfers centered by A cover, terminal A sends to start drill by uplink message by regional extent and communication request, central station sends to A by the geographical location information of terminal in this region after confirming, after terminal A receives, select to determine with terminal B, C, D, E and carry out directly or routing to communicate, complete group-net communication.
The unspecified part of the present invention belongs to general knowledge as well known to those skilled in the art.
Claims (1)
1. the regional Ad-Hoc communication networking method based on triones navigation system, for setting up the Ad-Hoc communication network of terminal in fixed area or moving area, it is characterized in that comprising: the establishment step of the establishment step of fixed area Ad-Hoc communication network and moving area Ad-Hoc communication network
The establishment step of described fixed area Ad-Hoc communication network comprises:
(A1) start drill or terminal request arrange fixed area scope, and determine fixed area geography information according to definite regional extent, and described fixed area geography information is for describing the summit geographical coordinate of fixed area scope; If the fixed area scope of being determined by terminal, definite fixed area geography information is sent to start drill by terminal;
(A2) terminal within the scope of fixed area is searched according to the fixed area geography information obtaining by start drill, and determines the position of the terminal finding;
(A3), while setting up communication, need the terminal of setting up communication to navigate message to start drill initiating communication demand and the positional information of self by the Big Dipper;
(A4) start drill is according to the positional information of the terminal that receives, determines that terminal is whether in fixed area; If terminal in fixed area, start drill by all terminal positional informations in fixed area by the Big Dipper navigate message send to need set up communication terminal;
(A5) need to set up the terminal of communicating by letter according to the terminal positional information in the fixed area receiving, adopt Ad-Hoc agreement to select to carry out route control as the terminal of transit node;
The establishment step of described moving area Ad-Hoc communication network comprises:
(B1) communication request that needs the terminal basis of setting up communication to set up, determines maximum route transit node quantity, and calculates maximum coverage range according to the quantity of maximum route transit node;
(B2) need to set up the terminal of communicating by letter according to definite maximum coverage range, determine the moving area scope centered by self;
(B3) terminal that needs to set up communication sends to start drill by communication request and moving area scope by the Big Dipper message that navigates;
(B4) start drill determines terminal within the scope of moving area and the positional information of terminal according to moving area scope;
(B5) start drill by the terminal positional information within the scope of moving area by the Big Dipper navigate message send to need set up communication terminal;
(B6) need to set up this terminal of terminal of communicating by letter according to communication request and according to the terminal positional information receiving, adopt Ad-Hoc agreement to select to carry out route control as the terminal of transit node.
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| CN103561448A (en) * | 2013-11-18 | 2014-02-05 | 上海海洋大学 | Wireless ad-hoc network quick routing method based on Beidou satellite navigation system |
| CN106162547A (en) * | 2015-04-27 | 2016-11-23 | 中兴通讯股份有限公司 | Mobile terminal network-building method, device and system |
| CN105682255B (en) * | 2015-10-23 | 2019-07-09 | 张愉佳 | It is a kind of based on without commander machine mode Beidou communication terminal ad hoc network method |
| CN118214993A (en) * | 2022-12-15 | 2024-06-18 | 维沃移动通信有限公司 | Positioning method, positioning device and communication equipment |
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| WO2010028315A1 (en) * | 2008-09-04 | 2010-03-11 | Powerwave Cognition, Inc. | Vehicular mobility vector based routing |
| CN102215378A (en) * | 2010-04-12 | 2011-10-12 | 江苏联优信息科技有限公司 | Multimedia sensing network system capable of realizing dynamic networking |
| CN102238498A (en) * | 2010-05-07 | 2011-11-09 | 北京神州天鸿科技有限公司 | Method and system for interacting short messages based on Beidou satellite mobile communication system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2010028315A1 (en) * | 2008-09-04 | 2010-03-11 | Powerwave Cognition, Inc. | Vehicular mobility vector based routing |
| CN102215378A (en) * | 2010-04-12 | 2011-10-12 | 江苏联优信息科技有限公司 | Multimedia sensing network system capable of realizing dynamic networking |
| CN102238498A (en) * | 2010-05-07 | 2011-11-09 | 北京神州天鸿科技有限公司 | Method and system for interacting short messages based on Beidou satellite mobile communication system |
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