CN102833881A - Method and device for dynamically maintaining topology of wide-area sensing network - Google Patents
Method and device for dynamically maintaining topology of wide-area sensing network Download PDFInfo
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Abstract
The invention belongs to the field of information and communication technology and particularly relates to a method and device for dynamically maintaining the topology of a wide-area sensing network. To achieve the optimum effect of dynamically allotting the topology of the network in a wide-area sensing network system, a sensing network deployment gateway needs to acquires the real-time change information of the state of the topology of the wide-area sensing network system so as to keep the global view of the latest state of the topology of the wide-area sensing network system, but in the operation process of the network, the sensing communication node and the remote sensing access unit are possible to be disconnected with the network for various reasons so that the state of the topology of the network is affected and the sensing network deployment gateway can not obtain related information. Due to the adoption of the method and the device, the sensing network deployment gateway can be assisted to acquire the real-time change information of the state of the topology of the wide-area sensing network system so as to keep the global view of the latest state of the topology of the wide-area sensing network system.
Description
Technical field
The present invention relates to communication network, relate in particular to a kind of wide area sensing network dynamic topology maintaining method and implement device thereof in the wide area sensing network system.
Background technology
In recent years, the radio sensing network technology has obtained development fast.But the scale of the radio sensing network of disposing at present is generally less.Along with the professional popularization gradually of ubiquitous sensing network, the construction of extensive sensing network and use will be the important trend of next step development of sensing network.
For realize sensing network among a small circle, the local sensing network is to the transformation of wide area sensing network; A kind of wide area sensing network system towards wide-area deployment is suggested, thereby can solve the problem of wide area sensing network at aspects such as network management, safety, professional control and interoperabilities effectively.
As shown in Figure 1, the wide area sensing network system is disposed gateway, sensing network data gateway and a plurality of sensing communication network domains by sensing network and is formed.Wherein, the wide area sensing network system comprises a plurality of sensing communication network domains that can interconnect, thereby makes up the sensing network that covers on a large scale.Each sensing communication network domains is through the layering networking mode, and maximum can be set up the local sensing network that surpasses 100,000 sensor nodes.For so large-scale wide area sensing network; If come the maintenance management network topology through the mode of static configuration; Then need be the information such as address of wherein each network node static configuration upper level networking equipment; This has brought great difficulty for the operation and the maintenance work of wide area sensing network system, and can't be applicable to the sensing net application based on movable sensor.For this reason, sensing network is disposed gateway and is suggested, and is responsible for realizing that the dynamic topology of wide area sensing network distributes.It can come to be sense communication node and far-end sensing access unit dynamic assignment higher level networking equipment according to business configuration rule and network load.
In order to reach the optimum efficiency of network topology dynamic assignment, sensing network is disposed the real-time change information that gateway need obtain the topological state of wide area sensing network system, thereby keeps the global view to the up-to-date topological state of wide area sensing network system.But in network operation process; Sense communication node all possibly be connected because a variety of causes breaks off network with far-end sensing access unit; Thereby the network topology state is exerted an influence; And sensing network is disposed gateway and can't be known related news, so wide area sensing network topological structure view that can't its maintenance of real time modifying.
Summary of the invention
In order to solve the problems referred to above that exist in the prior art, fill up technological gap, the present invention is directed to wide area sensing network system shown in Figure 1, a kind of wide area sensing network dynamic topology maintaining method and implement device thereof have been proposed.
According to a first aspect of the invention, a kind of wide area sensing network dynamic topology maintaining method is provided, has it is characterized in that:
A) sensing communication network domains dynamic topology more New Deal be used for disposing the network insertion state change information that gateway upgrades sense communication node and far-end sensing access unit to sensing network;
B) sensing communication network domains dynamic topology more New Deal run on sensing network and dispose between gateway and the sensing network communication controler;
C) after the sensing network communication controler dynamically obtains the network insertion state change information of sense communication node and far-end sensing access unit, through sensing communication network domains dynamic topology more New Deal report said information to dispose gateway to sensing network;
D) sensing network is disposed gateway according to the sense communication node that receives and the network insertion state change information of far-end sensing access unit, revises wide area sensing network topological structure view.
According to a second aspect of the invention, a kind of wide area sensing network dynamic topology management devices is provided.It runs on sensing network and disposes on the gateway device, is used to safeguard the dynamic topology in the wide area sensing network system.Comprise in the wide area sensing network dynamic topology management devices: first deriving means, first dispensing device, protocol processes device, network topology management device.Wherein: first deriving means is used to receive the information from the sensing network communication controler; First dispensing device is used to send information to the sensing network communication controler; The protocol processes device is used to realize more New Deal of wide area sensing network dynamic topology; The network topology management device is responsible for safeguarding the network dynamic topology of wide area sensing net.
According to a third aspect of the invention we, a kind of sensing communication network domains dynamic topology management devices is provided.It runs on the sensing network communication controler equipment, is used for the dynamic topology in the updating maintenance sensing communication network domains.Comprise in the sensing communication network domains dynamic topology management devices: first deriving means, first dispensing device, protocol processes device, network topology management device.Wherein: first deriving means is used to receive the information of disposing gateway from sensing network; First dispensing device is used to send information to sensing network and disposes gateway; The protocol processes device is used to realize more New Deal of wide area sensing network dynamic topology; The network topology management device is responsible for safeguarding the network dynamic topology in the sensing communication network domains.
According to a forth aspect of the invention; More New Deal of a kind of sensing communication network domains dynamic topology has been proposed; It runs on sensing network and disposes between the wide area sensing network dynamic topology management devices and the sensing communication network domains dynamic topology management devices in the sensing network communication controler in the gateway, is responsible for carrying the two-way interactive of sensing communication network domains dynamic topology change information.Sensing communication network domains dynamic topology upgrades agreement and comprises two message: sensing communication network domains dynamic topology update notification message and sensing communication network domains dynamic topology upgrade response message.Sensing communication network domains dynamic topology update notification message is used for notifying sensing network to dispose the variation of the wide area sensing network dynamic topology management devices of gateway about dynamic topology in the sensing communication network domains by the sensing communication network domains dynamic topology management devices in the sensing network communication controler.Sensing communication network domains dynamic topology upgrades response message and is used to respond sensing communication network domains dynamic topology update notification message, confirms the correct reception to sensing communication network domains dynamic topology update notification message.
According to a fifth aspect of the invention, a kind of sensing communication network domains dynamic topology update notification message is provided.Sensing communication network domains dynamic topology update notification message is used for sending change in topology information in the sensing communication network domains is disposed gateway to sensing network wide area sensing network dynamic topology management devices by the sensing communication network domains dynamic topology management devices in the sensing network communication controler.Institute's loaded information comprises in the sensing communication network domains dynamic topology update notification message: number of nodes, node state table.Wherein, number of nodes is represented the number of nodes that carries in the node state table; Node state table comprises the nodal information that the occurring network access state changes in the sensing communication network domains, and it comprises: three sub-domain such as node type, node identification, node state.Wherein, node type comprises two types of sense communication node and far-end sensing access units; Node identification is represented the identification number of said network node; Node state is meant the network insertion state of said node, comprises inserting and leave two states.
According to a sixth aspect of the invention, provide a kind of sensing communication network domains dynamic topology to upgrade response message.The wide area sensing network dynamic topology management devices that sensing network is disposed in the gateway upgrades the transmit leg that response message is replied sensing communication network domains dynamic topology update notification message with sensing communication network domains dynamic topology, confirms the correct reception to sensing communication network domains dynamic topology update notification message.The message body that sensing communication network domains dynamic topology upgrades response message is empty.
The handling process of the wide area sensing network dynamic topology renewal process that sense communication node network insertion state variation causes is provided according to a seventh aspect of the invention.Wherein, may further comprise the steps:
A) the sensing communication network domains dynamic topology management devices in the sensing network communication controler obtains sense communication node network insertion state change information;
B) the sensing communication network domains dynamic topology management devices in the sensing communication network controller generates sensing communication network domains dynamic topology update notification message, carries the sense communication node information that the occurring network access state changes in the message;
C) the sensing communication network domains dynamic topology management devices in the sensing communication network controller sends sensing communication network domains dynamic topology update notification message and disposes the wide area sensing network dynamic topology management devices in the gateway to sensing network;
D) sensing network is disposed wide area sensing network dynamic topology management devices in the gateway and is sent sensing communication network domains dynamic topology and upgrade the sensing communication network domains dynamic topology management devices of response message in the sensing communication network controller;
E) sensing network is disposed the wide area sensing network dynamic topology management devices renewal wide area sensing network topological structure view in the gateway.
The flow process of the wide area sensing network dynamic topology renewal process that far-end sensing access unit network insertion state variation causes is provided according to an eighth aspect of the invention.Wherein, may further comprise the steps:
A) the sensing communication network domains dynamic topology management devices in the sensing communication network controller obtains the network insertion state change information of far-end sensing access unit;
B) the sensing communication network domains dynamic topology management devices in the sensing communication network controller generates sensing communication network domains dynamic topology update notification message, carries the far-end sensing access unit information that the occurring network access state changes in the message;
C) the sensing communication network domains dynamic topology management devices in the sensing communication network controller sends sensing communication network domains dynamic topology update notification message and disposes the wide area sensing network dynamic topology management devices in the gateway to sensing network;
D) sensing network is disposed wide area sensing network dynamic topology management devices in the gateway and is sent sensing communication network domains dynamic topology and upgrade the sensing communication network domains dynamic topology management devices of response message in the sensing communication network controller;
E) sensing network is disposed the wide area sensing network dynamic topology management devices renewal wide area sensing network topological structure view in the gateway.
Adopt scheme of the present invention, sensing network is disposed the real-time change information that gateway can obtain the topological state of wide area sensing network system, thereby keeps the global view to the up-to-date topological state of wide area sensing network system.
Description of drawings
Through with reference to the detailed description of being done below the advantages to non-limiting example, other features, objects and advantages of the present invention will become more obvious.Illustrative examples of the present invention and explanation thereof are used to explain the present invention, do not constitute improper qualification of the present invention.In the accompanying drawings:
Fig. 1 shows towards the system architecture diagram of the wide area sensing network system of wide-area deployment;
Fig. 2 shows the block diagram according to the wide area sensing network dynamic topology management devices of a specific embodiment of the present invention;
Fig. 3 shows the block diagram according to the sensing communication network domains dynamic topology management devices of a specific embodiment of the present invention;
Fig. 4 shows the flow chart of the wide area sensing network dynamic topology renewal process that the sense communication node network insertion state variation according to a specific embodiment of the present invention causes;
Fig. 5 shows the flow chart of the wide area sensing network dynamic topology renewal process that the far-end sensing access unit network insertion state variation according to a specific embodiment of the present invention causes.
Wherein, same or analogous Reference numeral is represented same or analogous steps characteristic or device/module.
Embodiment
Below in conjunction with accompanying drawing, preferred implementation of the present invention is carried out detailed explanation.
As shown in Figure 1, in the wide area sensing network system of wide-area deployment, can comprise a plurality of sensing communication network domains.Each sensing communication network domains is made up of devices such as sensing network communication controler, far-end sensing access unit, sense communication node, transducer and equipment.Wherein, the sensing network communication controler is the core control equipment of a sensing communication network domains, and it is in charge of and controls all the networking node devices in the sensing communication network domains, as: far-end sensing access unit, sense communication node, transducer or the like.Far-end sensing access unit is under the control of sensing network communication controler; For sense communication node and transducer provide network access facility, for sense communication node 1 sense communication node such as grade the network access facility that is linked into the wide area sensing network system is provided like: far-end sensing access unit 1.The sensing network communication controler is the core control equipment of whole sensing communication network domains; Be responsible for all the far-end sensing access units in the network are carried out control and management; And pass through and far-end sensing access unit layering networking, realize the establishment of the sensing communication network domains that coverage is bigger.
From networking structure; Sense communication node becomes a member in the wide area sensing network system through being linked into far-end sensing access unit, and far-end sensing access unit becomes a member in the wide area sensing network system through being linked into the sensing network communication controler.Sensing network is disposed gateway apparatus and is used for the information such as address that sense communication node and far-end sensing access unit provide the upper level networking equipment.
In order to reach the optimum efficiency of network topology dynamic assignment, sensing network is disposed the real-time change information that gateway need obtain the topological state of wide area sensing network system, thereby keeps the global view to the up-to-date topological state of wide area sensing network system.But in network operation process; Sense communication node all possibly be connected because a variety of causes breaks off network with far-end sensing access unit; Thereby the network topology state is exerted an influence; And sensing network is disposed gateway and can't be known related news, so wide area sensing network topological structure view that can't its maintenance of real time modifying.
All can cause the information of network topology change in the wide area sensing network in order to obtain in real time, and sensing communication network domains dynamic topology more New Deal is suggested.Sensing communication network domains dynamic topology more New Deal runs between sensing network deployment gateway and the sensing network communication controler, is responsible for disposing the network insertion state change information that gateway upgrades sense communication node and far-end sensing access unit to sensing network.
As the core control equipment of sensing communication network domains, the sensing network communication controler can obtain the network insertion state change information of the all-network node in its sensing communication network domains of controlling in real time.The sensing network communication controler is behind the network insertion state change information that obtains sense communication node and far-end sensing access unit; Through sensing communication network domains dynamic topology more New Deal be reported to sensing network to dispose gateway; Sensing network is disposed gateway according to the sense communication node that receives and the network insertion state change information of far-end sensing access unit, revises wide area sensing network topological structure view.
Fig. 2 shows the wide area sensing network dynamic topology management devices according to a specific embodiment of the present invention, and it runs on sensing network and disposes on the gateway device, is used to safeguard the dynamic topological structure in the wide area sensing network system.Comprise in the wide area sensing network dynamic topology management devices: first deriving means 101, first dispensing device 102, protocol processes device 103, network topology management device 104.Wherein:
First deriving means 101 is used to receive the information from the sensing network communication controler, as: sensing communication network domains dynamic topology update notification message.First deriving means 101 is handed to protocol processes device 103 with the information that receives and is handled.
First dispensing device 102 is used to send information to the sensing network communication controler.Protocol processes device 103 is after the sensing communication network domains dynamic topology update notification message that receives from the sensing network communication controler; Can generate sensing communication network domains dynamic topology and upgrade response message; And sensing communication network domains dynamic topology is upgraded response message pass to first dispensing device 102, send to said sensing network communication controler by first dispensing device 102.
Protocol processes device 103 is used to realize more New Deal of wide area sensing network dynamic topology.Protocol processes device 103 can be analyzed it after receiving sensing communication network domains dynamic topology update notification message, and the topological structure view in 104 pairs of wide area sensing networks of informing network topology management device carries out corresponding modification.Simultaneously, protocol processes device 103 is responsible for generating sensing communication network domains dynamic topology and is upgraded response message, and sends to the sensing network communication controler that transmits sensing communication network domains dynamic topology update notification message through first dispensing device 102.
Network topology management device 104 is responsible for safeguarding the network dynamic topology view of wide area sensing net.Network topology management device 104 is according to the network topology change notice of protocol processes device 103; Network dynamic topology view to its wide area sensing net of safeguarding carries out corresponding modification, guarantees the network dynamic topology view of wide area sensing net and the real network topology state consistency of wide area sensing network.
Fig. 3 shows the sensing communication network domains dynamic topology management devices according to a specific embodiment of the present invention, and it runs on the sensing network communication controler equipment, is used for the dynamic topological structure in the updating maintenance sensing communication network domains.Comprise in the sensing communication network domains dynamic topology management devices: first deriving means 201, first dispensing device 202, protocol processes device 203, network topology management device 204.Wherein:
First deriving means 201 is used to receive the information of disposing gateway from sensing network, as: sensing communication network domains dynamic topology upgrades response message.First deriving means 201 is handed to protocol processes device 203 with the information that receives and is handled.
First dispensing device 202 is used to send information to sensing network and disposes gateway.Protocol processes device 203 is after the variation of obtaining sensing communication network domains dynamic topology; Can generate sensing communication network domains dynamic topology update notification message; And sensing communication network domains dynamic topology update notification message passed to first dispensing device 202, send to sensing network by first dispensing device 202 and dispose gateway.
Protocol processes device 203 is used to realize more New Deal of wide area sensing network dynamic topology.After protocol processes device 203 received the sensing communication network domains change in topology information from network topology management device 204, it can generate wide area sensing network dynamic topology updating message, and sent to sensing network deployment gateway through first dispensing device 202.Wait reception simultaneously and dispose the sensing communication network domains dynamic topology renewal response message of gateway from sensing network; Guaranteeing that wide area sensing network dynamic topology updating message disposed gateway by sensing network and correctly receive, otherwise will resend wide area sensing network dynamic topology updating message.
Network topology management device 204 is responsible for safeguarding the network dynamic topology in the sensing communication network domains.When the sensing communication network domains topology of being controlled when the sensing network communication controler changes; Other device in the sensing network communication controler or module can informing network topology management devices 204, and network topology management device 204 is revised the network dynamic topology topology view in the sensing communication network domains of its maintenance according to relevant information.Simultaneously, network topology management device 204 also can be submitted to protocol processes device 203 with the network topology change message in the sensing communication network domains.
Below, fourth aspect of the present invention is described, wherein, Fig. 1 and associated description thereof are incorporated herein by reference.
Sensing communication network domains dynamic topology more New Deal runs between the wide area sensing network dynamic topology management devices and the sensing communication network domains dynamic topology management devices in the sensing network communication controler in the sensing network deployment gateway, is responsible for carrying the two-way interactive of the dynamic topology change information in the sensing communication network domains.Sensing communication network domains dynamic topology upgrades agreement and comprises two message: sensing communication network domains dynamic topology update notification message and sensing communication network domains dynamic topology upgrade response message.Sensing communication network domains dynamic topology update notification message is used for notifying sensing network to dispose the variation of the wide area sensing network dynamic topology management devices of gateway about dynamic topology in the sensing communication network domains by the sensing communication network domains dynamic topology management devices in the sensing network communication controler; As: certain sense communication node access network or deviated from network, certain far-end sensing access unit access network or deviated from network.Sensing communication network domains dynamic topology upgrades response message and is used to respond sensing communication network domains dynamic topology update notification message, successfully receives the message of its transmission in order to the transmit leg of notice sensing communication network domains dynamic topology update notification message.
Below, the 5th aspect of the present invention is described, wherein, Fig. 1 and associated description thereof are incorporated herein by reference.
Sensing communication network domains dynamic topology update notification message is used for sending change in topology information in the sensing communication network domains is disposed gateway to sensing network wide area sensing network dynamic topology management devices by the sensing communication network domains dynamic topology management devices in the sensing network communication controler.Institute's loaded information comprises in the sensing communication network domains dynamic topology update notification message: number of nodes, node state table.Wherein:
Number of nodes is represented the number of nodes that carries in the node state table.
Node state table is represented the nodal information that the occurring network access state changes in the sensing communication network domains, and it comprises: three sub-domain such as node type, node identification, node state.
Node type comprises two types of sense communication node and far-end sensing access units.
Node identification is represented the identification number of said network node, i.e. sense communication node and the internal indicator of far-end sensing access unit in the wide area sensing network system number.
Node state comprises access and leaves two states, the network connection state of expression sense communication node or far-end sensing access unit.
For example 1: the sense communication node 1 in the sensing communication network domains 1 is accomplished to the network insertion process of far-end sensing access unit 1; After sensing network communication controler 1 obtains this information; Sensing communication network domains dynamic topology management devices in the sensing network communication controler 1 can generate a sensing communication network domains dynamic topology update notification message; Number of nodes in the message is 1; Node type is a sense communication node, and node identification is the network internal sign of sense communication node 1, and node state is " access ".
For example 2: the network that the sensing network communication controler 1 in the sensing communication network domains 1 is found to far-end sensing access unit 1 connects and breaks off; Then the sensing communication network domains dynamic topology management devices in the sensing network communication controler 1 can generate a sensing communication network domains dynamic topology update notification message; Number of nodes in the message is 1; Node type is a far-end sensing access unit, and node identification is the network internal sign of far-end sensing access unit 1, and node state is " leaving ".
Below, the 6th aspect of the present invention is described, wherein, Fig. 1 and associated description thereof are incorporated herein by reference.
The wide area sensing network dynamic topology management devices that sensing network is disposed in the gateway is replied the sensing communication network domains dynamic topology update notification message that receives with sensing communication network domains dynamic topology renewal response message.The message body that sensing communication network domains dynamic topology upgrades response message is empty.
For example: after sensing communication network domains dynamic topology update notification message of the transmission of the sensing communication network domains dynamic topology management devices in the sensing network communication controler 1 is disposed the wide area sensing network dynamic topology management devices in the gateway to sensing network; Sensing network is disposed wide area sensing network dynamic topology management devices in the gateway and is sent sensing communication network domains dynamic topology and upgrade the sensing communication network domains dynamic topology management devices of response message in the sensing network communication controler 1, and expression confirms that sensing communication network domains dynamic topology update notification message correctly receives.Do not upgrade response message if receive sensing communication network domains dynamic topology in the certain hour of the sensing communication network domains dynamic topology management devices in the sensing network communication controler 1 after sending sensing communication network domains dynamic topology update notification message, it will repeat to send a sensing communication network domains dynamic topology update notification message and dispose the wide area sensing network dynamic topology management devices in the gateway to sensing network.
According to the embodiment of the invention, the handling process of the wide area sensing network dynamic topology renewal process that a kind of sense communication node network insertion state variation causes is provided also.Below according to Fig. 4 and combine Fig. 1 to introduce this flow process.Said flow process comprises following treatment step:
Step S10, the sensing communication network domains dynamic topology management devices in the sensing network communication controler 1 knows that sense communication node 1 is linked in the sensing communication network domains 1.
Step S11, the sensing communication network domains dynamic topology management devices in the sensing communication network controller 1 generate sensing communication network domains dynamic topology update notification message, the information of carrying the sense communication node 1 of occurring network access state variation in the message.
Step S12, the sensing communication network domains dynamic topology management devices in the sensing communication network controller 1 send sensing communication network domains dynamic topology update notification message and dispose the wide area sensing network dynamic topology management devices in the gateway to sensing network.
Step S13, sensing network dispose wide area sensing network dynamic topology management devices in the gateway and send sensing communication network domains dynamic topology and upgrade the sensing communication network domains dynamic topology management devices of response message in the sensing communication network controller 1.
The wide area sensing network dynamic topology management devices that step S14, sensing network dispose in the gateway upgrades wide area sensing network topological structure, and sense communication node 1 is joined in the wide area sensing network overall situation topological view.
According to the embodiment of the invention, the flow process of the wide area sensing network dynamic topology renewal process that a kind of far-end sensing access unit network insertion state variation causes is provided also.Below according to Fig. 5 and combine Fig. 1 to introduce this flow process.This flow process comprises following processing:
Step S10, the sensing communication network domains dynamic topology management devices in the sensing communication network controller 1 obtains far-end sensing access unit network insertion state change information, as: far-end sensing access unit 1 leaves sensing communication network domains 1.
Step S11, the sensing communication network domains dynamic topology management devices in the sensing communication network controller 1 generate sensing communication network domains dynamic topology update notification message, the information of carrying the far-end sensing access unit 1 of occurring network access state variation in the message.
Step S12, the sensing communication network domains dynamic topology management devices in the sensing communication network controller 1 send sensing communication network domains dynamic topology update notification message and dispose the wide area sensing network dynamic topology management devices in the gateway to sensing network.
Step S13, sensing network dispose wide area sensing network dynamic topology management devices in the gateway and send sensing communication network domains dynamic topology and upgrade the sensing communication network domains dynamic topology management devices of response message in the sensing communication network controller 1.
Step S14, sensing network dispose the information updating wide area sensing network topological structure view in the wide area sensing network dynamic topology management devices basis sensing communication network domains dynamic topology update notification message that receives in the gateway.
The above is merely the preferred embodiments of the present invention, is not limited to the present invention, and for a person skilled in the art, the present invention can have various changes and variation.All within spirit of the present invention and principle, any modification of being done is equal to replacement, improves etc., all should be included within protection scope of the present invention.
Claims (10)
1. wide area sensing network dynamic topology maintaining method is characterized in that:
A) sensing communication network domains dynamic topology more New Deal be used for disposing the network insertion state change information that gateway upgrades sense communication node and far-end sensing access unit to sensing network;
B) sensing communication network domains dynamic topology more New Deal run on sensing network and dispose between gateway and the sensing network communication controler;
C) after the sensing network communication controler obtains the network insertion state change information of sense communication node and far-end sensing access unit, through sensing communication network domains dynamic topology more New Deal be reported to sensing network to dispose gateway;
D) sensing network is disposed gateway according to the sense communication node that receives and the network insertion state change information of far-end sensing access unit, revises wide area sensing network topological structure view.
2. wide area sensing network dynamic topology management devices is characterized in that:
A) wide area sensing network dynamic topology management devices runs on the sensing network deployment gateway device, is used to safeguard the dynamic topology in the wide area sensing network system;
B) comprise in the wide area sensing network dynamic topology management devices: first deriving means, first dispensing device, protocol processes device, network topology management device;
C) first deriving means is used to receive the information from the sensing network communication controler;
D) first dispensing device is used to send information to the sensing network communication controler;
E) the protocol processes device is used to realize more New Deal of wide area sensing network dynamic topology;
F) the network topology management device is responsible for safeguarding the network dynamic topology of wide area sensing net.
3. sensing communication network domains dynamic topology management devices is characterized in that:
A) sensing communication network domains dynamic topology management devices runs on the sensing network communication controler equipment, is used for the dynamic topology in the updating maintenance sensing communication network domains;
B) comprise in the sensing communication network domains dynamic topology management devices: first deriving means, first dispensing device, protocol processes device, network topology management device;
C) first deriving means is used to receive the information of disposing gateway from sensing network;
D) first dispensing device is used to send information to sensing network deployment gateway;
E) the protocol processes device is used to realize more New Deal of wide area sensing network dynamic topology;
F) the network topology management device is responsible for safeguarding the network dynamic topology in the sensing communication network domains.
4. wide area sensing network dynamic topology maintaining method according to claim 1, sensing communication network domains dynamic topology more New Deal is characterised in that:
A) sensing communication network domains dynamic topology more New Deal run on sensing network and dispose between the wide area sensing network dynamic topology management devices and the sensing communication network domains dynamic topology management devices in the sensing network communication controler in the gateway, be responsible for carrying the two-way interactive of the dynamic topology change information in the sensing communication network domains;
B) sensing communication network domains dynamic topology renewal agreement comprises two control messages: sensing communication network domains dynamic topology update notification message and sensing communication network domains dynamic topology upgrade response message;
C) sensing communication network domains dynamic topology update notification message is used to notify sensing network to dispose the variation of gateway about dynamic topology in the sensing communication network domains by the sensing network communication controler;
D) sensing communication network domains dynamic topology renewal response message is used to respond sensing communication network domains dynamic topology update notification message.
5. sensing communication network domains dynamic topology according to claim 4 is New Deal more, and sensing communication network domains dynamic topology update notification message is characterised in that:
A) sensing communication network domains dynamic topology update notification message is used for sending change in topology information in the sensing communication network domains is disposed gateway to sensing network wide area sensing network dynamic topology management devices by the sensing communication network domains dynamic topology management devices in the sensing network communication controler;
B) institute's loaded information comprises in the sensing communication network domains dynamic topology update notification message: number of nodes, node state table;
C) number of nodes is represented the number of nodes that carries in the node state table;
D) node state table comprises the nodal information that the occurring network access state changes in the sensing communication network domains, and it comprises: three sub-domain such as node type, node identification, node state;
E) node type comprises two types of sense communication node and far-end sensing access units;
F) node identification is represented the identification number of said network node;
G) node state is meant the network insertion state of said node, comprises inserting and leave two states.
6. sensing communication network domains dynamic topology according to claim 4 is New Deal more, and sensing communication network domains dynamic topology upgrades response message and is characterised in that:
A) the wide area sensing network dynamic topology management devices in the sensing network deployment gateway upgrades the transmit leg that response message is replied sensing communication network domains dynamic topology update notification message with sensing communication network domains dynamic topology, confirms the successful reception to sensing communication network domains dynamic topology update notification message;
B) message body of sensing communication network domains dynamic topology renewal response message is empty.
7. wide area sensing network dynamic topology maintaining method according to claim 1, the wide area sensing network dynamic topology renewal process that sense communication node network insertion state variation causes is characterised in that, comprises following steps:
A) the sensing communication network domains dynamic topology management devices in the sensing network communication controler obtains sense communication node network insertion state change information;
B) the sensing communication network domains dynamic topology management devices in the sensing communication network controller generates sensing communication network domains dynamic topology update notification message, carries the sense communication node information that the occurring network access state changes in the message;
C) the sensing communication network domains dynamic topology management devices in the sensing communication network controller sends sensing communication network domains dynamic topology update notification message and disposes the wide area sensing network dynamic topology management devices in the gateway to sensing network;
D) sensing network is disposed wide area sensing network dynamic topology management devices in the gateway and is sent sensing communication network domains dynamic topology and upgrade the sensing communication network domains dynamic topology management devices of response message in the sensing communication network controller;
E) sensing network is disposed the wide area sensing network dynamic topology management devices renewal wide area sensing network topological structure view in the gateway.
8. wide area sensing network dynamic topology maintaining method according to claim 1, the wide area sensing network dynamic topology renewal process that far-end sensing access unit network insertion state variation causes is characterised in that, comprises following steps:
A) the sensing communication network domains dynamic topology management devices in the sensing communication network controller obtains far-end sensing access unit network insertion state change information;
B) the sensing communication network domains dynamic topology management devices in the sensing communication network controller generates sensing communication network domains dynamic topology update notification message, carries the far-end sensing access unit information that the occurring network access state changes in the message;
C) the sensing communication network domains dynamic topology management devices in the sensing communication network controller sends sensing communication network domains dynamic topology update notification message and disposes the wide area sensing network dynamic topology management devices in the gateway to sensing network;
D) sensing network is disposed wide area sensing network dynamic topology management devices in the gateway and is sent sensing communication network domains dynamic topology and upgrade the sensing communication network domains dynamic topology management devices of response message in the sensing communication network controller;
E) sensing network is disposed the wide area sensing network dynamic topology management devices renewal wide area sensing network topological structure view in the gateway.
9. the network equipment in the wide area sensing network is characterized in that, comprises the described wide area sensing network of claim 2 dynamic topology management devices.
10. the network equipment in the wide area sensing network is characterized in that, comprises the described sensing communication network domains of claim 3 dynamic topology management devices.
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| CN201110158028.4A CN102833881B (en) | 2011-06-14 | 2011-06-14 | Method and device for dynamically maintaining topology of wide-area sensing network |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114567665A (en) * | 2022-01-26 | 2022-05-31 | 阿波罗智能技术(北京)有限公司 | Method, device, equipment and medium for communication between nodes and automatic driving vehicle |
| CN114980162A (en) * | 2022-04-29 | 2022-08-30 | 苏州碳感科技有限公司 | Grouping method and communication method of wireless sensor network nodes |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005060164A2 (en) * | 2003-12-19 | 2005-06-30 | Sony Deutschland Gmbh | Wireless communication network architecture |
| CN101764857A (en) * | 2009-12-22 | 2010-06-30 | 王晓喃 | Realization method for mobile handover of next generation of IP full wireless sensor network |
-
2011
- 2011-06-14 CN CN201110158028.4A patent/CN102833881B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2005060164A2 (en) * | 2003-12-19 | 2005-06-30 | Sony Deutschland Gmbh | Wireless communication network architecture |
| CN101764857A (en) * | 2009-12-22 | 2010-06-30 | 王晓喃 | Realization method for mobile handover of next generation of IP full wireless sensor network |
Non-Patent Citations (1)
| Title |
|---|
| 马奎: ""无线传感网移动接入与信息获取优化策略研究"", 《中国博士学位论文全文数据库 信息科技辑》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114567665A (en) * | 2022-01-26 | 2022-05-31 | 阿波罗智能技术(北京)有限公司 | Method, device, equipment and medium for communication between nodes and automatic driving vehicle |
| CN114980162A (en) * | 2022-04-29 | 2022-08-30 | 苏州碳感科技有限公司 | Grouping method and communication method of wireless sensor network nodes |
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