CN101018170A - The method for supporting the mobile Zifeng radio sensor network system and node mobility - Google Patents
The method for supporting the mobile Zifeng radio sensor network system and node mobility Download PDFInfo
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Abstract
The mobile ZigBee wireless sensor network system comprises: a mobile terminal node, a known-position ZigBee route node, and a coordinator node of ZigBee network. Wherein, the coordinator node initiates to form a self-networking ZigBee network, the mobile node accesses into the network through near ZigBee route node or coordinator node, and every fullfunctional node adds connected device information into adjacency list. This invention adds dynamic management function for adjacency list, benefit to update excessive mobile nodes in limited memory, and improves capacity and flexibility for ZigBee network.
Description
Technical field
The invention belongs to the data acquisition of mobility equipment and the management domain of mobile personnel, a kind of method of supporting mobile Zifeng radio sensor network system and node mobility particularly is provided.
Background technology
Purple honeybee is a kind of wireless network communication technique standard of just rising in recent years.Wireless networking communication is a focus of aspect technical developments such as current Industry Control, computer application, home automation, and low-power consumption, wireless network requires to make purple honeybee arise at the historic moment cheaply; Purple beekeeping equipment has superpower vitality and advantage, and application prospect is very good.According to the agreement regulation that current purple honeybee alliance announces, ZigBee network adopts the form of MANET.
The standard (June 27,2005 for ZigBee Alliance, ZigBee Specification version 1.0) of purple honeybee alliance for paying the utmost attention to target, lacks consideration to the situation that has great deal of nodes to move with the power saving of node.When a new functional node of simplifying adds network, its father node will distribute a little block storage to preserve associated information, if do not have unnecessary storage space then new node can't add network, also just can not with other devices communicatings.Simplify functional node when entering resting state when one, this relevant information of simplifying node still is retained in the father node, like this after minor node activates again, and can be directly and other node communications.The advantage of Chu Liing is to help simplifying node to keep lower power consumption like this.If have a large amount of mobile nodes just to be easy to make the memory of global function node device to be taken, thereby make other mobile nodes can not add network, even cause the paralysis of network.
Summary of the invention
The object of the present invention is to provide a kind of method of supporting mobile Zifeng radio sensor network system and node mobility.Based on zigbee wireless sensor network, satisfy mobile node and add network in real time.
System of the present invention is made up of the purple honeybee routing node of movable termination node, location aware, the coordinator node of ZigBee network.The purple honeybee routing node of location aware and the coordinator node of ZigBee network are the global function node device, and the movable termination node is for simplifying functional node equipment; Initiated by the coordinator node of ZigBee network, formed the ZigBee network of MANET, the purple honeybee routing node that the global function node location of movable termination node by nearby is known or the coordinator node of ZigBee network are linked into this ZigBee network.In a single day each global function node gets in touch with an equipment, just the information of this equipment is inserted in the adjacency list; In the protocol code of global function node device, add the function of adjacency list dynamic management, under limited memory capacity, realize the adding of a large amount of mobile nodes and the renewal of deviated from network state.
At the global function node device with simplify on the functional node equipment and revise code, the global function node device has been had handle a large amount of mobile nodes to add function with deviated from network; Having overcome the global function node device makes the mobile device can not add the shortcoming of network again owing to the restriction of memory physical space.
Method: on existing ZigBee protocol basis, revise the code of adjacency list management, adjacency list can be dynamically updated, so that the network-termination device that moves can add network in real time.The present invention can be widely used in the occasion of a large amount of removable purple honeybee terminal nodes, can realize monitoring and location to mobile device in conjunction with this technology.This technology has truly realized the mobility of purple-bee technology, for the capacity and the flexibility of the networking that improves ZigBee network very big meaning is arranged.
Realize the method for zigbee wireless sensor network node mobility: when the network adjacency list is fast full, if there is one to simplify functional node equipment and add again, add successfully after, the global function node device just starts adjacency list dynamic management mechanism.At first the global function node is set up a state table, and state table has write down the sequence number of movable termination node associated therewith and its whether in network.One of global function node broadcasts has only the apply for information that the movable termination node device related with it just can be received then.After receiving message, the movable termination node device returns to the affirmation message that one of its parent device comprises the physical address of this movable termination node device.The global function node is whenever received and is simplified the affirmation message that functional node sends, just in adjacency list, inquire about with this physical address, obtain this equipment corresponding sequence number, revise in the state table that the global function node begins to set up the status indicator of sequence number correspondence therewith then, make it indicate this to simplify functional node in network.When the global function node receive all simplify the functional node inverse signal after, just start and upgrade adjacency list, the functional node equipment of simplifying of not receiving affirmation is deleted from global function node adjacency table.
The present invention can be widely used in staff or the monitoring of mobile device and location.This technology has truly realized the mobility of purple-bee technology, for the capacity and the flexibility of the networking that improves ZigBee network very big meaning is arranged.
Description of drawings
The system schematic of Fig. 1 ZigBee network.
Specific implementation method
Fig. 1 is the system schematic of ZigBee network, and the movable termination node contains the purple honeybee routing node of movable termination node, location aware, the coordinator node of ZigBee network is formed.
When the network adjacency list fast full the time, if there is one to simplify functional node equipment and add again, add successfully after, the global function node device just starts adjacency list dynamic management process.At first the global function node is set up a state table, and this state table has comprised simplifies the sequence number of functional node equipment in adjacency list in the current adjacency list, and the corresponding whether identifier in network of functional node equipment of simplifying of expression.The message of functional node equipment is respectively simplified in global function node broadcasts inquiry then, has only related with it simplify functional node equipment and just can receive this message.After receiving message, simplify functional node equipment and return response message at once its parent device, simplify the physical address of functional node equipment comprising this.What the global function node device acknowledged receipt of is the response message of simplifying functional node equipment, just in adjacency list, inquire about with simplifying functional node equipment physical address, obtain its corresponding sequence number, the status identifier of this sequence number correspondence makes it indicate this to simplify functional node in network in the state table that modification global function node begins to set up.When the global function node receive all simplify the affirmation signal that functional node returns after, just formally carry out the process that adjacency list upgrades, the functional node equipment of simplifying of not receiving affirmation is deleted from global function node adjacency table.Upgrade the memory space of adjacency list in real time, made mobile device to join in the network at any time.
Detailed step is as follows:
Step S-1: after the global function node has new node to add at every turn, start adjacency list and upgrade initialization procedure, its effect: judge at first whether current adjacency list has needed to upgrade, if do not need to upgrade, initialization procedure finishes; Upgrade if desired, just enter into adjacency list and upgrade set-up procedure.
Step S-2:, set up a state table in the global function node device code in case carry out the adjacency list renewal process.One of global function node device broadcasting has only simplify the apply for information that functional node equipment just can receive related with it then.
Step S-3: send apply for information, in order to guarantee simplifying functional node and can both receive apply for information in network, the global function node device will be broadcasted several times.After broadcasting is finished, need to start the adjacency list renewal process.
Step S-4: simplify functional node equipment, the port by appointment receives the apply for information that transmits from the global function node.Start router then, by judgement receive whether be apply for information determine whether sending oneself physical address to the global function node.
Step S-5: the reception of global function node device is simplified functional node and is returned the physical address process.Simplify the affirmation information that has physical address that functional node returns if receive certain, just illustrate that this simplifies functional node in network.Obtain this then and simplify the sequence number of functional node in adjacency list, the last status indicator of revising this sequence number correspondence in the state table of being set up makes it indicate this to simplify functional node in network.
Step S-6: carry out the renewal of adjacency list.Receive after all simplify the affirmation information that functional node returns at the global function node, begin to carry out adjacency list and upgrade.The functional node equipment of simplifying of not receiving affirmation is deleted from global function node adjacency table.
Claims (3)
1, a kind of system that supports ambulant zigbee wireless sensor network is characterized in that, this system is made up of the purple honeybee routing node of movable termination node, location aware, the coordinator node of ZigBee network; The purple honeybee routing node of location aware and the coordinator node of ZigBee network are the global function node device, and the movable termination node is for simplifying functional node equipment; Initiated by the coordinator node of ZigBee network, formed the ZigBee network of MANET, the purple honeybee routing node that the global function node location of movable termination node by nearby is known or the coordinator node of ZigBee network are linked into this ZigBee network.In a single day each global function node gets in touch with an equipment, just the information of this equipment is inserted in the adjacency list; In the protocol code of global function node device, add the function of adjacency list dynamic management, under limited memory capacity, realize the adding of a large amount of mobile nodes and the renewal of deviated from network state.
2, system according to claim 1 is characterized in that: adopt the dynamic memory space management, the global function node device has been had handle a large amount of mobile nodes to add function with deviated from network; Having overcome the global function node device makes the mobile device can not add the shortcoming of network again owing to the restriction of memory physical space.
3, a kind of method that realizes the zigbee wireless sensor network node mobility, it is characterized in that: when the network adjacency list is fast full, if there is one to simplify functional node equipment and add again, add successfully after, the global function node device just starts adjacency list dynamic management mechanism; At first the global function node is set up a state table, and state table has write down the sequence number of movable termination node associated therewith and its whether in network; One of global function node broadcasts has only the apply for information that the movable termination node device related with it just can be received then; After receiving message, simplify functional node equipment and return to the affirmation message that one of its parent device comprises this physical address of simplifying functional node equipment; The global function node is whenever received and is simplified the affirmation message that functional node sends, just in adjacency list, inquire about with this physical address, obtain this equipment corresponding sequence number, the status identifier of this sequence number correspondence makes it indicate this to simplify functional node in network in the state table that modification global function node begins to set up; When the global function node receive all simplify the functional node inverse signal after, just start and upgrade adjacency list, the functional node equipment of simplifying of not receiving affirmation is deleted from global function node adjacency table.
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101868046A (en) * | 2010-06-04 | 2010-10-20 | 华为技术有限公司 | Coordinator converting method in sensor network and sensor network node |
| CN101282605B (en) * | 2008-03-21 | 2011-12-07 | 浙江大学城市学院 | Energy-saving type interior illumination wireless intelligent control system and control method based on ZigBee sensing network |
| CN101286912B (en) * | 2008-03-05 | 2012-05-16 | 中国科学院嘉兴无线传感网工程中心 | Mobile terminal assisted wireless sensor network information acquisition method |
| CN103323014A (en) * | 2012-03-19 | 2013-09-25 | 联想(北京)有限公司 | Navigation method, electronic equipment and navigation equipment |
| CN103997424A (en) * | 2014-05-24 | 2014-08-20 | 上海新时达电气股份有限公司 | Network management method and gateway |
| CN104080197A (en) * | 2014-04-11 | 2014-10-01 | 上海米度测控科技有限公司 | Wireless intelligent sensor control system |
| CN105700429A (en) * | 2016-01-19 | 2016-06-22 | 国家电网公司 | Networked control system based on DSP and AdHoc and dynamic route grouping method thereof |
| CN107222956A (en) * | 2017-05-04 | 2017-09-29 | 昆山高过云智能科技有限公司 | Network-building method based on Zigbee protocol |
| CN114048197A (en) * | 2022-01-13 | 2022-02-15 | 浙江大华技术股份有限公司 | Tree structure data processing method, electronic equipment and computer readable storage device |
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- 2006-12-08 CN CN 200610164951 patent/CN101018170A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101286912B (en) * | 2008-03-05 | 2012-05-16 | 中国科学院嘉兴无线传感网工程中心 | Mobile terminal assisted wireless sensor network information acquisition method |
| CN101282605B (en) * | 2008-03-21 | 2011-12-07 | 浙江大学城市学院 | Energy-saving type interior illumination wireless intelligent control system and control method based on ZigBee sensing network |
| CN101868046A (en) * | 2010-06-04 | 2010-10-20 | 华为技术有限公司 | Coordinator converting method in sensor network and sensor network node |
| CN101868046B (en) * | 2010-06-04 | 2012-09-05 | 华为技术有限公司 | Coordinator converting method in sensor network and sensor network node |
| CN103323014A (en) * | 2012-03-19 | 2013-09-25 | 联想(北京)有限公司 | Navigation method, electronic equipment and navigation equipment |
| CN103323014B (en) * | 2012-03-19 | 2016-08-10 | 联想(北京)有限公司 | A kind of air navigation aid, electronic equipment and navigator |
| CN104080197A (en) * | 2014-04-11 | 2014-10-01 | 上海米度测控科技有限公司 | Wireless intelligent sensor control system |
| CN103997424A (en) * | 2014-05-24 | 2014-08-20 | 上海新时达电气股份有限公司 | Network management method and gateway |
| CN103997424B (en) * | 2014-05-24 | 2018-05-08 | 上海新时达电气股份有限公司 | A kind of network management and gateway |
| CN105700429A (en) * | 2016-01-19 | 2016-06-22 | 国家电网公司 | Networked control system based on DSP and AdHoc and dynamic route grouping method thereof |
| CN107222956A (en) * | 2017-05-04 | 2017-09-29 | 昆山高过云智能科技有限公司 | Network-building method based on Zigbee protocol |
| CN114048197A (en) * | 2022-01-13 | 2022-02-15 | 浙江大华技术股份有限公司 | Tree structure data processing method, electronic equipment and computer readable storage device |
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