CN1863109A - Wireless sensor network system of supporting IP protocol - Google Patents
Wireless sensor network system of supporting IP protocol Download PDFInfo
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- CN1863109A CN1863109A CN 200510069176 CN200510069176A CN1863109A CN 1863109 A CN1863109 A CN 1863109A CN 200510069176 CN200510069176 CN 200510069176 CN 200510069176 A CN200510069176 A CN 200510069176A CN 1863109 A CN1863109 A CN 1863109A
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Abstract
The invention relates to a wireless sensor network system supporting IP protocol that sets normal wireless sensor node and central node. The system is multilayer classification network structure. The down layer has plural cluster and the central node harmonizing the sensor node, collecting the information and sending to gateway; the upper layer that connects to low layer cluster far away could take process the information to normal node. The central node connects to external network through gateway and could transmit to remote user. The gateway runs IPv4 or IPv6 protocol or IPv4/IPv6 double protocol. The invention simplifies the design for network.
Description
Technical field
The present invention relates to a kind of IP of utilization (Internet protocol, Internet Protocol) the technology formed new networking plan that combines with wireless sensor network, in particular a kind of new wireless sensor network fine-structure mesh scheme, can monitoring of environmental also can utilize the IP technology to be connected, the system of data, services is provided for the long-distance user with the Internet network.
Background technology
Internet Protocol IP (Intenet Protocol) is that what the internet net was connected together is network layer protocol, its work provides a kind of the best trial method from the source end to the destination datagram, no matter whether whether these machines in same network, perhaps have other networks therebetween.Traditional IP, promptly the length of IPv4 (IP version 4) definition IP address is 32, last each main frame of Internet has all distributed (or a plurality ofs') 32 IP address.Still enough use in the internet in DARPA epoch 32 address.But early stage in the eighties, even the most farsighted TCP/IP developers do not reckon with that the Internet has volatile growth afterwards yet.Since 1992, after particularly the WWW service was popularized, the number of network node began with geometric growth.In a series of problems that IPv4 faces, the IP address is about to exhaust the most serious beyond doubt, has prediction to show, calculates with present Internet development speed, and all IPv4 addresses will assign in the period of 2005～2010.In order thoroughly to solve the problem that IPv4 exists, IETF sets about researching and developing IP next generation protocol, i.e. IPv6 since nineteen ninety-five.IPv6 has and reaches 128 address space, can thoroughly solve the problem of IPv4 address shortage, and in addition, IPv6 also adopts hierarchical address pattern, efficient IP packet header, service quality, host address to dispose automatically, authenticate and many technology such as encryption.
But along with the proposition of general fit calculation, no matter people wish any time, any place, use any communication tool or terminal equipment can both finish the own thing of being done, real " ubiquitous calculating " theory that realizes.Obviously, even the IPv6 network also is difficult to accomplish this point.
Wireless sensor network is the fast development along with MEMS (micro electro mechanical system) (MEMS:Micro-Electro-MechanicalSystems), low-power consumption high integration electronic device and wireless communication technology, and low cost, low-power consumption, microbody are long-pending, the appearance of multi-functional wireless sensor node equipment and the new network that is different from the traditional sense network that forms.It combines sensor technology, embedded computing technique, modern network and wireless communication technology, distributed information processing etc., can be by all kinds of integrated microsensors information of the various environment of monitoring in real time, perception and collection or monitoring target collaboratively, by embedded system information is handled, and in the multi-hop relay mode institute's perception information is sent to user terminal, thereby real " ubiquitous calculating " theory that realizes by ad hoc wireless communication network at random.
In desirable wireless sensor network, it is the important feature of sensor network that one group of limited sensor node of function is finished big perception task collaboratively.Because the microminiaturization of sensor network nodes, the communication of each node and sensing radius are very limited, be generally within tens meters scopes, and for energy-conservation, the sensor node most of the time is in sleep state, so often guarantee the quality of network by laying a large amount of sensor nodes.The number of nodes of sensor network and density are very high, may reach the density of every square metre of tens nodes.
The architecture that proposes for wireless sensor network has: hub-and-spoke configuration, network structure, StarNet's mixed structure and hierarchy.The star network topological structure is a single-hop systems; Fully connected topology is a multihop system; StarNet's mixed structure of Ti Chuing made every effort to have concurrently advantages such as the longer transmission distance of succinct and low-power consumption and mesh network of star network and self-healing property afterwards; Hierarchical network architecture has mainly been considered the kind and the ability of equipment in the network, network is divided into different communication levels serves different communication target.
But the network of top brief introduction does not propose to insert effectively the method for Internet network, and therefore, prior art has yet to be improved and developed.
Summary of the invention
The object of the present invention is to provide a kind of wireless sensor network system of the IP of support agreement, propose a kind of the IP technology to be combined with wireless sensor network, form the wireless sensor network constructing system of the novel support IP technology powerful, that business is more perfect, practical, making needs the wireless sensor network of a large amount of IP address can utilize the IP technology to be connected with the Internet network, for the long-distance user provides needed service.
Technical scheme of the present invention is as follows:
A kind of wireless sensor network system of supporting the IP agreement wherein, is provided with common wireless sensor node in described network system, be used for perception environment, data sampling and data and transmit; And computing capability and the stronger Centroid of power, be used to control the ordinary node work in its network range, the real-time collecting data and with last layer network service;
Described network system is set to the multi-layer classification network configuration, its lower floor constitutes a plurality of bunches by common wireless sensor node, each sensor node in its Centroid is responsible for coordinating bunch, information is converged and transmits information to gateway, and on Centroid operation IPv4 or IPv6 agreement or the two agreements of IPv4/IPv6; The upper strata be by handling and the Centroid of intercommunication mutually constitutes the information of ordinary node, and upper layer network is used to connect distance low layer far away bunch;
Centroid is paid the sensor information after handling backbone network and is passed to the long-distance user by the gateway and the external network interconnection of network, the two agreements of operation IPv4 or IPv6 agreement or IPv4/IPv6 on the gateway.
Described network system, wherein, described ordinary node comprises computing module, memory cell, short-range wireless communication module, sensor interface circuitry and sensing unit; Described ordinary node is used for image data, and sends to the Centroid of each sensor node group.
Described network system, wherein, described Centroid comprises computing module, memory cell, short-range wireless communication module and remote communication module; Described short-range wireless communication module is responsible for communicating by letter with ordinary node; Remote communication module is responsible for communicating by letter with gateway or other Centroid;
Described Centroid provides enough operational capability and storage resources to support the IP agreement.
Described network system, wherein, described Centroid also comprises sensing unit.
Described network system, wherein, the remote communication module of described Centroid adopts cable communicating technology.
Described network system, wherein, the remote communication module of described Centroid adopts wireless communication technology, is provided with one or more wireless data transfer modules of supporting among GRRS, CDMA or the WLAN.
A kind of wireless sensor network system of supporting the IP agreement provided by the present invention, support that the wireless sensor network of IP agreement can safety, effectively, combine with the Internet network easily, for the long-distance user provides powerful, professional perfect data, services; Adopt two-layer or multilayer sub-clustering hierarchy, Centroid can carry out preliminary treatment and converges the sensor information that bunch interior nodes is sent, and has reduced the through-put power of communication overhead and ordinary node, thereby has simplified Network Design; Realization IP agreement can avoid all realizing at each node the increase of the complicated and cost that the IP agreement is brought on Centroid, can effectively insert the Internet network by the IP agreement simultaneously; A plurality of Centroids are arranged in each bunch, when a Centroid lost efficacy, enable the backup center node, strengthened the robustness of network.
Description of drawings
Fig. 1 is the structural representation of the wireless sensor networking of described support IP agreement of the present invention;
Fig. 2 is a wireless sensor network ordinary node hardware configuration schematic diagram of the present invention;
Fig. 3 is the Centroid hardware configuration schematic diagram that wireless sensor network of the present invention is supported the IP agreement;
Fig. 4 is the software systems schematic diagram of fundamental node of the present invention;
Fig. 5 is the software systems schematic diagram of the Centroid of support IP agreement of the present invention.
Embodiment
Below in conjunction with accompanying drawing, will be described in detail each preferred embodiment of the present invention.
There are two kinds of node devices in the wireless sensor network system of support IP agreement of the present invention in its network, a kind of is common wireless sensor node, is mainly used in perception environment, data sampling and data and transmits, and the power consumption of this category node is minimum; Another kind is the stronger Centroid of computing capability and power, can control the ordinary node work in its network range, the real-time collecting data and can with last layer network service.Networking plan of the present invention adopts two-layer or multi-layer classification network configuration, as shown in Figure 1.Lower floor constitutes a plurality of bunches by common wireless sensor node according to certain sub-clustering algorithm, each sensor node in wherein Centroid is responsible for coordinating bunch, information is converged and transmits information to gateway, the two agreements of the single IPv4 of operation or single IPv6 agreement or IPv4/IPv6 on the Centroid.The Centroid that function is stronger can be handled the information of ordinary node, and can intercom mutually and constitute upper layer network, and upper layer network can be used to connect distance low layer far away bunch.Gateway and external network Internet interconnection are paid the sensor information after handling backbone network and are passed to the long-distance user, the two agreements of the single IPv4 agreement of operation or single IPv6 agreement or IPv4/IPv6 on the gateway.
For above embodiment, following variant can appear in the present invention:
Along with development of technology, hardware cost can be more and more lower, and fundamental node also can be supported the IP agreement, in the promptly superincumbent embodiment, no longer node area is divided into fundamental node and Centroid, all nodes all have identical or close hardware, software configuration and function;
Top embodiment is that example is illustrated with the two-tier network structure only, and this embodiment can develop into three layers or even more multi-layered embodiment;
In the top embodiment, have only a Centroid in each bunch, but do not get rid of the possibility that has Centroid above on two or two in each bunch simultaneously, having more than one Centroid in each bunch is enforceable technically.
Describe the hardware theory of constitution of two kinds of nodes of the wireless sensor network system of supporting the IP agreement below in detail.
Ordinary node: as shown in Figure 2, ordinary node mainly is made up of computing module MCU, memory cell, short-range wireless communication module, sensor interface circuitry and sensing unit.The function of ordinary node is to gather the interested data of people, and sends the data to the Centroid of each sensor node group.In baroque wireless sense network, the network edge leaf node need not routing function, and non-leaf node also needs routing function.No matter be that leaf node also is non-leaf node, can adopt the same hardware designs.
Centroid: as shown in Figure 3, support the Centroid of the wireless sense network of IP agreement to form by sensing unit (also can not be with sensing unit), computing module MCU, memory cell, short-range wireless communication module and remote communication module.Short-range wireless communication module (can use IEEE 802.15.4 standard) is responsible for communicating by letter with ordinary node; Remote communication module is responsible for communicating by letter with gateway or other Centroid, and remote communication module for example can be used cable communicating technology or wireless communication technology: GPRS, CDMA, wireless technologys such as WLAN.The computing capability and the power of Centroid are stronger, can control the ordinary node work in its network range, and it has and ordinary node radio communication, data fusion and and the communication capacity of last layer network.Centroid will provide enough operational capability and storage resources, to support the IP agreement.The remote communication module of Centroid can be a cable communicating technology, if the employing wireless communication technology will be supported one or more wireless data transfer modules among GRRS, CDMA or the WLAN, utilize the existing network of operator to realize the long-range transparent transmission of radio sensing network data.Centroid is by gateway and Internet network service.
The software systems of two kinds of nodes of the wireless sensor network of support of the present invention IP agreement as shown in Figure 4 and Figure 5.
Wireless sensor network node is a typical embedded system, because the asynchronous behavior of radio communication and the functions such as information gathering of sensor network nodes itself require system to various external event real time reactions again, this has just determined that wireless sensor network node is again a real-time system simultaneously simultaneously.Therefore, the software design of wireless sensor network node must satisfy embedded system and real-time system double requirements.
Software solution also is divided into fundamental node software systems and Centroid software systems.Wherein the fundamental node software systems are divided into four layers: network layer, operating system layer, data link and Drive Layer, Fig. 4 is software system structure figure.Wherein Drive Layer is finished abstract to hardware; The main application of data link layer is to link for setting up between the adjacent network entity, keep and discharging data link, and the transmission data link service data unit, be divided into the mutual logical links sublayer of the upper layer protocol software with the communication medium access control sublayer of physical layer software interactive; The major function of network layer is to set up, keep and stop network linking for the communication between source node and the destination node, and connecting the switching network service data unit by network, the network of realizing point-to-point topology connects and supports to have being connected of subnet of different underlying protocols; The main finished surface of operating system layer is to the lightweight embedded OS of sensor network.
The software systems relative complex of Centroid, as shown in Figure 5.Relatively the software configuration of ordinary node has increased lightweight IP agreement, and has increased and simplify the TCP/UDP agreement and also have application layer protocol.
Claims (6)
1, a kind of wireless sensor network system of supporting the IP agreement is characterized in that, is provided with common wireless sensor node in described network system, is used for perception environment, data sampling and data and transmits; And computing capability and the stronger Centroid of power, be used to control the ordinary node work in its network range, the real-time collecting data and with last layer network service;
Described network system is set to the multi-layer classification network configuration, its lower floor constitutes a plurality of bunches by common wireless sensor node, each sensor node in its Centroid is responsible for coordinating bunch, information is converged and transmits information to gateway, and on Centroid operation IPv4 or IPv6 agreement or the two agreements of IPv4/IPv6; The upper strata be by handling and the Centroid of intercommunication mutually constitutes the information of ordinary node, and upper layer network is used to connect distance low layer far away bunch;
Centroid is paid the sensor information after handling backbone network and is passed to the long-distance user by the gateway and the external network interconnection of network, the two agreements of operation IPv4 or IPv6 agreement or IPv4/IPv6 on the gateway.
2, network system according to claim 1 is characterized in that, described ordinary node comprises computing module, memory cell, short-range wireless communication module, sensor interface circuitry and sensing unit; Described ordinary node is used for image data, and sends to the Centroid of each sensor node group.
3, network system according to claim 1 is characterized in that, described Centroid comprises computing module, memory cell, short-range wireless communication module and remote communication module; Described short-range wireless communication module is responsible for communicating by letter with ordinary node; Remote communication module is responsible for communicating by letter with gateway or other Centroid;
Described Centroid provides enough operational capability and storage resources to support the IP agreement.
4, network system according to claim 3 is characterized in that, described Centroid also comprises sensing unit.
5, network system according to claim 4 is characterized in that, the remote communication module of described Centroid adopts cable communicating technology.
6, network system according to claim 4 is characterized in that, the remote communication module of described Centroid adopts wireless communication technology, is provided with one or more wireless data transfer modules of supporting among GRRS, CDMA or the WLAN.
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| CN100512226C (en) * | 2006-12-07 | 2009-07-08 | 中国科学院计算技术研究所 | Method for forming fine convergence gradient in sensor network |
| CN101834913A (en) * | 2010-04-19 | 2010-09-15 | 中兴通讯股份有限公司 | Wireless sensor network, mobile terminal and interconnection method and system thereof |
| CN101834891A (en) * | 2010-04-08 | 2010-09-15 | 王晓喃 | IPv6 (Internet Protocol version 6)-based internet of things system |
| CN102098324A (en) * | 2010-08-12 | 2011-06-15 | 北京天地互连信息技术有限公司 | Intelligent agricultural information analysis system supporting multiple protocols and agricultural environment control method |
| CN101588293B (en) * | 2009-04-24 | 2011-06-15 | 常熟理工学院 | Full IP communication interconnection system of Ad Hoc network and IPv6 network |
| CN101442556B (en) * | 2008-12-25 | 2011-07-20 | 北京交通大学 | Wireless sensor network server system based on IPv6 |
| CN101610505B (en) * | 2009-07-15 | 2011-08-17 | 常熟理工学院 | System for realizing routing of full IP mobile wireless sensor network of next generation |
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| CN101471691B (en) * | 2007-12-27 | 2012-05-30 | 中国科学院上海微系统与信息技术研究所 | Communication method for wireless cluster-dividing sensing network |
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| CN101764857B (en) * | 2009-12-22 | 2012-07-25 | 常熟理工学院 | Realization method for mobile handover of next generation of IP full wireless sensor network |
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| CN100512226C (en) * | 2006-12-07 | 2009-07-08 | 中国科学院计算技术研究所 | Method for forming fine convergence gradient in sensor network |
| CN101874384B (en) * | 2007-08-02 | 2017-03-08 | 泰克莱克股份有限公司 | For from method, system and the computer-readable medium collecting data in the Network that high speed Internet protocol (IP) communication links are passed |
| CN101471691B (en) * | 2007-12-27 | 2012-05-30 | 中国科学院上海微系统与信息技术研究所 | Communication method for wireless cluster-dividing sensing network |
| CN101442556B (en) * | 2008-12-25 | 2011-07-20 | 北京交通大学 | Wireless sensor network server system based on IPv6 |
| CN101588293B (en) * | 2009-04-24 | 2011-06-15 | 常熟理工学院 | Full IP communication interconnection system of Ad Hoc network and IPv6 network |
| CN101610505B (en) * | 2009-07-15 | 2011-08-17 | 常熟理工学院 | System for realizing routing of full IP mobile wireless sensor network of next generation |
| CN101795480B (en) * | 2009-11-10 | 2012-10-17 | 常熟理工学院 | Route implementing system for total IP communication of wireless sensor network and IPv6 network |
| CN101707763B (en) * | 2009-12-03 | 2012-10-17 | 常熟理工学院 | Method for achieving automatic configuration of IPv6 addresses for wireless sensor network |
| CN101764857B (en) * | 2009-12-22 | 2012-07-25 | 常熟理工学院 | Realization method for mobile handover of next generation of IP full wireless sensor network |
| CN101834891B (en) * | 2010-04-08 | 2012-08-22 | 常熟理工学院 | IPv6 (Internet Protocol version 6)-based internet of things system |
| CN101834891A (en) * | 2010-04-08 | 2010-09-15 | 王晓喃 | IPv6 (Internet Protocol version 6)-based internet of things system |
| CN101834913A (en) * | 2010-04-19 | 2010-09-15 | 中兴通讯股份有限公司 | Wireless sensor network, mobile terminal and interconnection method and system thereof |
| WO2011130965A1 (en) * | 2010-04-19 | 2011-10-27 | 中兴通讯股份有限公司 | Wireless sensor network, mobile terminal and interconnection method and system thereof |
| CN102098324A (en) * | 2010-08-12 | 2011-06-15 | 北京天地互连信息技术有限公司 | Intelligent agricultural information analysis system supporting multiple protocols and agricultural environment control method |
| CN102404289B (en) * | 2010-09-15 | 2015-01-21 | 武汉邮电科学研究院 | Method for connecting wireless sensing network into internet protocol (IP) v4 network |
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| CN102833143A (en) * | 2011-06-14 | 2012-12-19 | 苏州达联信息科技有限公司 | Inter-domain data exchange method of wide area sensing network and implementing device thereof |
| CN102572016B (en) * | 2012-03-08 | 2014-03-26 | 常熟理工学院 | Method for realizing cluster-based distributed mobile self-organizing network IPv6 (Internet Protocol version 6) address configuration |
| CN102572016A (en) * | 2012-03-08 | 2012-07-11 | 常熟理工学院 | Method for realizing cluster-based distributed mobile self-organizing network IPv6 (Internet Protocol version 6) address configuration |
| WO2013189130A1 (en) * | 2012-06-18 | 2013-12-27 | 中兴通讯股份有限公司 | Communication system and communication method based on ad hoc network |
| CN102905280A (en) * | 2012-11-02 | 2013-01-30 | 中国矿业大学 | Route and coverage method for fully mechanized coal mining face wireless sensor network |
| CN102905280B (en) * | 2012-11-02 | 2015-01-21 | 中国矿业大学 | Route and coverage method for fully mechanized coal mining face wireless sensor network |
| CN110234089A (en) * | 2019-06-04 | 2019-09-13 | 苏州经贸职业技术学院 | A kind of wireless sensor network system and collecting method |
| CN110234089B (en) * | 2019-06-04 | 2022-07-29 | 苏州经贸职业技术学院 | Wireless sensor network system and data acquisition method |
| CN113162991A (en) * | 2021-04-01 | 2021-07-23 | 飞昂创新科技南通有限公司 | Multilayer network structure applied to Von Neumann expansion structure in Internet of things |
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