CN102387521A - Method and system for monitoring states of nodes of wireless sensor network (WSN) - Google Patents
Method and system for monitoring states of nodes of wireless sensor network (WSN) Download PDFInfo
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- CN102387521A CN102387521A CN201010267360XA CN201010267360A CN102387521A CN 102387521 A CN102387521 A CN 102387521A CN 201010267360X A CN201010267360X A CN 201010267360XA CN 201010267360 A CN201010267360 A CN 201010267360A CN 102387521 A CN102387521 A CN 102387521A
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Abstract
The invention discloses a method for monitoring the states of the nodes of a wireless sensor network (WSN). A WSN is connected with a communication network by a WSN gateway. The invention is characterized in that the method comprises the following steps: monitoring the state of each WSN node in the WSN by the communication network and the WSN gateway and also obtaining a monitoring result. The invention simultaneously discloses a system for monitoring the states of the nodes of the WSN, which is applied to a network in which the WSN is connected with the communication network by the WSN gateway. The system comprises a monitoring unit and an obtaining unit; the monitoring unit is used for monitoring the state of each WSN node in the WSN by the communication network and the WSN gateway; and the obtaining unit is used for obtaining the monitoring result. According to the method and the system for monitoring the states of the nodes of the WSN, the better maintenance of the WSN nodes which are distributed in a comparatively wide way and also in a comparatively dispersive way is realized, and the maintenance cost is saved; and the method and the system for monitoring the states of the nodes of the WSN are convenient for a user to know about the state of each WSN node of the WSN in time.
Description
Technical field
The present invention relates to the monitoring technology in the wireless sensor network (WSN, Wireless Sensor Network), relate in particular to a kind of state monitoring method and system wireless sensor network node.
Background technology
WSN is that a kind of brand-new information is obtained and treatment technology as the product that calculating, communication and transducer three technology combine.WSN and telecommunications network combine; As with the second generation (2G; 2nd Generation) combinations such as mobile communication, the third generation (3G, 3rd Generation) mobile communication, xDSL (x Digital Subscriber Line), FTTx (Fiber To The x, x is home, building, node, premises), broadband wireless access, satellite/microwave; Can make the extension of radio sensing network as existing network; Thereby the ability of expanding communication network makes communication object expand to physical world from the people, has bright development prospect.WSN is with after existing communication network combines; Can make the data of WSN perception be delivered to data center effectively; Through arrangement and analysis to data; Greatly the change mankind of degree obtain the mode of the data in the nature world, and the management that also can concentrate the WSN node simultaneously solves the unmanageable problem of WSN node everywhere that is dispersed at present.The combination of radio sensing network and telecommunications network generally is that radio sensing network is connected to the telecommunications network platform through gateway.
The WSN gateway is mainly accomplished functions such as wireless sensor network configuration and networking, protocol conversion, map addresses and data forwarding as the equipment that connects wireless sensor network and telecommunications network.
The WSN node is connected to the telecommunications network platform through gateway device.The WSN node device is connected with gateway through a jumping or multi-hop for constituting the sensor node of wireless sensor network.Terminal equipment is responsible for gathering and uploading data, and receives and fill order.The several at least hundreds ofs at most of equipment of forming WSN, equipment room can be as required with star, the networkings of tree-like or netted (MESH) mode, wherein some equipment or have stronger networking and the data forwarding ability.The WSN node is positioned at the least significant end that extends net.
The telecommunications network platform can be the management platform of facilities and equipments management function, also can be the business platform of being in charge of the whole service flow process.
Because characteristics such as resource-constrained, the radio communication of sensor network, multi-hop transmission and circumstance complications, cause node failure to influence performance because of environmental change such as hardware fault, depleted of energy, artificial destruction, Radio Link are unstable, network intrusions and wind and rain thereby make it be easy to.Therefore; The status monitoring of WSN node is particularly important; Through status monitoring, can monitoring network in node operating state, resource consumption situation and radio link quality situation etc., in time find wrong or unusual in the network; Monitor message can be used as system's early warning, the node important evidence when network operation such as replenishing, and also can help the removal system fault simultaneously.
But, also do not relate to technology appearance at present to the status monitoring of WSN node because the combination technology of WSN and telecommunications network still is in conceptual phase.
Summary of the invention
In view of this, main purpose of the present invention is to provide a kind of state monitoring method and system of wireless sensor network node, can monitor the current state of the WSN node among the WSN, with convenient maintenance to WSN.
For achieving the above object, technical scheme of the present invention is achieved in that
A kind of state monitoring method to wireless sensor network node, WSN is connected with communication network through the WSN gateway, and said method comprises:
Through said communication network and said WSN gateway,, and obtain monitoring result to each the WSN nodes for state monitoring among the WSN.
Preferably, said through said communication network and said WSN gateway, each the WSN nodes for state monitoring among the WSN is specially:
The status monitoring signaling is set;
Said communication network to said WSN node transmit status monitoring signaling, is carried out the status monitoring to said WSN node through said WSN gateway.
Preferably, said through said communication network and said WSN gateway, each the WSN nodes for state monitoring among the WSN is specially:
Status monitoring plan and/or status monitoring condition are set in said WSN gateway;
Said WSN gateway is carried out the status monitoring to said WSN node according to said status monitoring plan and/or said status monitoring condition.
Preferably, said through said communication network and said WSN gateway, each the WSN nodes for state monitoring among the WSN is specially:
Said communication network carries status monitoring plan and/or status monitoring condition in the signaling that said WSN gateway sends;
After said WSN gateway receives said signaling, carry out status monitoring to said WSN node according to said status monitoring condition.
Preferably, the status monitoring of carrying out said WSN node is specially:
The status monitoring signaling is set;
Said WSN gateway is carried out the status monitoring to said WSN node, and monitoring result is reported said communication network to said WSN node transmit status monitoring signaling.
Preferably, said status monitoring plan comprises the Status Type of monitoring periods, monitoring and WSN node to be monitored at least; Said status monitoring condition comprises at least: when preset time did not receive in the cycle that reported data or the WSN network topology structure of said WSN node change, said WSN gateway was carried out the status monitoring to said WSN node.
Preferably, said status monitoring order comprises Status Type to be monitored and destination object at least; Wherein, said Status Type to be monitored comprises at least one of following type: the relevant information of the dump energy of WSN node, position, speed, neighbor node, operating state, performed business; Said destination object is all WSN nodes, or the WSN node for having the setting characteristics, or the WSN node for setting.
Preferably, said each WSN nodes for state among the WSN monitoring through said communication network and said WSN gateway is specially:
Be provided with for the WSN node self check cycle, self check content and report the form of self check state information to said WSN gateway; The content of said self check comprises at least one of following content: the relevant information of the dump energy of WSN node, position, speed, neighbor node, operating state, performed business;
After the state information by the self check self of WSN node, report oneself state information to said WSN gateway by the form of setting that reports the self check state information;
Said WSN gateway is reported the state information of said WSN node to said communication network.
Preferably, said method also comprises:
When said communication network confirms that the WSN node is unusual, send processing instruction to said WSN gateway, according to processing instruction unusual WSN node is handled by said WSN gateway to unusual WSN node by the processing mode of setting; Said comprise unusually following one of at least: the WSN node exceeds to be set duration and not to report monitoring state, and it is faults itself that the WSN node reports monitoring state; Said processing instruction comprise following one of at least: the adjacent WSN node with said unusual WSN node substitutes unusual WSN node, restarts unusual WSN node, reconfigures the parameter of unusual WSN node.
Preferably, said communication network is a communication network; Through business platform in the said communication network and/or management platform, and said WSN gateway is to each the WSN nodes for state monitoring among the WSN; Said status monitoring comprises monitoring of WSN node state and service condition monitoring.
A kind of condition monitoring system to wireless sensor network node is applied to WSN through in WSN gateway and the network that communication network is connected, and said system comprises monitoring means and acquiring unit; Wherein,
Monitoring means is used for through said communication network and said WSN gateway each WSN nodes for state of WSN being monitored;
Acquiring unit is used to obtain monitoring result.
Preferably, said monitoring means further comprises and subelement is set, sends subelement, monitors subelement and reports subelement; Wherein,
Subelement is set, is used to be provided with the status monitoring signaling;
Send subelement, be used for through said communication network to said WSN gateway transmit status monitoring signaling;
The monitoring subelement is arranged in the said WSN gateway, is used for carrying out the status monitoring to said WSN node according to said status monitoring signaling, and obtains the monitoring result to the WSN node;
Report subelement, be used for monitoring result is reported said communication network.
Preferably, said system also comprises:
The unit is set, is used for status monitoring plan and/or status monitoring condition being set at said WSN gateway; And the status monitoring signaling is set;
Said monitoring means is arranged in the said WSN gateway, further according to said status monitoring plan and/or said status monitoring condition, to said WSN node transmit status monitoring signaling, carries out the status monitoring to said WSN node.
Preferably, said system also comprises:
The unit is set, is used to be provided with the status monitoring signaling;
Transmitting element is used for sending signaling to said WSN gateway, carries status monitoring plan and/or status monitoring condition in the said signaling;
Said monitoring means; Be arranged in the said WSN gateway, further after said WSN gateway receives said signaling, according to said status monitoring plan and/or said status monitoring condition; To said WSN node transmit status monitoring signaling, carry out status monitoring to said WSN node.
Preferably, said status monitoring plan comprises the Status Type of monitoring periods, monitoring and WSN node to be monitored; Said status monitoring condition comprises: when preset time did not receive in the cycle that reported data or the WSN network topology structure of said WSN node change, said WSN gateway was carried out the status monitoring to said WSN node.
Preferably, said status monitoring order comprises Status Type to be monitored and destination object at least; Wherein, said Status Type to be monitored comprises at least one of following type: the relevant information of the dump energy of WSN node, position, speed, neighbor node, operating state, performed business; Said destination object is all WSN nodes, or the WSN node for having the setting characteristics, or the WSN node for setting.
Preferably, said monitoring means further comprises and subelement, self check subelement is set, reports subelement and reports subelement; Wherein,
Subelement is set, is used to the content of cycle that the WSN node is provided with self check, self check and reports the form of self check state information to said WSN gateway; The content of said self check comprises at least one of following content: the relevant information of the dump energy of WSN node, position, speed, neighbor node, operating state, performed business;
The self check subelement is used for but the state information of WSN node self is carried out self check;
Report subelement, be used for reporting oneself state information to said WSN gateway by the form of setting that reports the self check state information;
Report subelement, be arranged in the said WSN gateway, be used for reporting the state information of said WSN node to said communication network.
Preferably, said system also comprises transmitting element and performance element; Wherein,
Transmitting element is arranged in the said communication network, is used for when definite WSN node is unusual, sends the processing instruction to unusual WSN node by the processing mode of setting to said WSN gateway; Said comprise unusually following one of at least: the WSN node exceeds to be set duration and not to report monitoring state, and it is faults itself that the WSN node reports monitoring state; Said processing instruction comprise following one of at least: the adjacent WSN node with said unusual WSN node substitutes unusual WSN node, restarts unusual WSN node, reconfigures the parameter of unusual WSN node;
Performance element is arranged in the said WSN gateway, is used for according to processing instruction unusual WSN node being handled.
Preferably, said communication network is a communication network; Said monitoring means is further through business platform in the said communication network and/or management platform, and said WSN gateway is to each the WSN nodes for state monitoring among the WSN; Said status monitoring comprises monitoring of WSN node state and service condition monitoring.
Among the present invention; In communication network and network that WSN combines; Through communication network and be arranged at communication network and realize status monitoring, thereby realize maintenance, as the WSN node is replaced to WSN to each WSN node among the WSN with the WSN gateway between the network that WSN combines; Or the WSN node reset or parameter renegotiation configuration etc., so that the user in time understands the state of each WSN node among the WSN.Like this, realized maintenance cost has been practiced thrift in the preferably maintenance of the WSN node wide and that disperse that distributes, made things convenient for the timely understanding of user each WSN node state of WSN.
Description of drawings
Fig. 1 is the schematic network structure that communication network combines with WSN;
Fig. 2 carries out the flow chart to the state monitoring method of WSN node for the present invention to the WSN gateway;
Fig. 3 is the composition structural representation of the present invention to the condition monitoring system of wireless sensor network node.
Embodiment
Basic thought of the present invention is: in communication network and network that WSN combines; Through communication network and be arranged at communication network and realize status monitoring to each WSN node among the WSN with the WSN gateway between the network that WSN combines; Thereby realize maintenance to WSN; As the WSN node is replaced, or the WSN node reset or parameter renegotiation configuration etc.
For making the object of the invention, technical scheme and advantage clearer, below lift embodiment and with reference to accompanying drawing, to further explain of the present invention.
In the network that application scenarios of the present invention is a communication network shown in Figure 1 with WSN combines; Fig. 1 is the schematic network structure that communication network combines with WSN; As shown in Figure 1; Comprise management platform and business platform in the communication network, the information of the corresponding relation of the position at preservation WSN and place thereof in the management platform is when the positional information of a given wireless sensor network; The wireless sensor network management platform can be confirmed the wireless sensor network whether this position exists this wireless sensor network management platform to be managed, and can identify the wireless sensor network of this position.Above-mentioned positional information also can be other identification informations of wireless sensor network, like information such as titles.
The WSN gateway is responsible for connecting wireless sensor network and communication network, mainly accomplishes protocol conversion, address resolution and mapping, and function such as data forwarding, and gateway also can integrated security and function such as charging.The function that gateway can be supported can comprise: support the sensor network internal data to work in coordination with and converge; Support adds one or more of mode with telecommunications such as 2G mobile communication, 3G mobile communication, xDSL, FTTx, broadband wireless adding, satellite/microwaves, with the transfer of data that converges to Correspondent Node; Supporting business platform and remotely administered server are to gateway device authentication and authentification of user; Supporting business platform and remotely administered server are to the parameter and the software arrangements of gateway; Support authentification of user and service security, equipment control security mechanism.
Business platform is the functional entity of the business that operation and management combine with wireless sensor network in the communication network, is responsible for integrating the business that each service provider provides, and it is offered the terminal use, uses professional situation to manage to the user simultaneously.Business platform can be according to the needs of different business, and other functional entitys are accomplished whole service flow process, for example authentication and authorization charging (AAA, AuthenticationAuthorization and Accounting) server in the collaborative communication network.Business platform also possibly be connected with remote server, and the network management personnel can directly upgrade business through this remote server.
Among the present invention, the WSN node is the various transducers that are used to realize sensing measurement, and like temperature sensor, humidity sensor etc., it is distributed in the position that various bands detect.
Need to prove that the combination network that communication network combines with WSN is connected through the WSN gateway between communication network and WSN, the WSN gateway is realized the protocol conversion between communication network and the WSN etc., thereby realizes communicating by letter between communication network and the WSN.The present invention utilizes these characteristics just, utilizes management platform and business platform in the communication network, realizes the status monitoring to WSN node among the WSN, thereby realizes the maintenance to WSN.
The present invention utilizes management platform and the business platform in the communication network through the WSN gateway WSN nodes for state to be monitored just.Perhaps the WSN gateway through with management platform and the business platform mode of agreement in advance, to the monitoring of WSN nodes for state, and report monitoring result according to plan or agreed terms to management platform or business platform.Said status monitoring comprises the status monitoring and the service condition monitoring of WSN node.Among the present invention,, can carry out through send specific status monitoring order to the WSN node to the monitoring of WSN nodes for state.Concrete; Can in its interface protocol, arrange the status monitoring order of certain form by management platform and business platform and WSN gateway and WSN node; I.e. this status monitoring order can be discerned by above-mentioned each network element by setting in advance between management platform and business platform and gateway and the WSN node.At least comprise Status Type, the destination object that to monitor in the said status monitoring order.The said Status Type that will monitor can include but not limited to the dump energy, position, speed, neighbor node, operating state of WSN node, relevant information of performed business etc.Said destination object can divide two kinds of situation: (1) destination object is all WSN nodes; (2) destination object is a certain specific WSN node, as to a certain concrete WSN node, or only carries out state-detection to temperature sensor; Or only monitor temperature is monitored at the state of the temperature sensor more than 40 ℃ etc.; Certainly, also can be to one group of WSN nodes for state monitoring setting, as to identification number being the WSN nodes for state monitoring etc. in a certain interval.When destination object is all WSN nodes, be equivalent to all the WSN nodes under the WSN gateway are broadcasted.In a word, the user sends the status monitoring order of setting according to management platform in the communication network and business platform to the WSN gateway, can realize the status monitoring to corresponding WSN node.
Among the present invention, said gateway and management platform and business platform also can be arranged the mode of corresponding status monitoring in advance, and be concrete, can be by management platform and business platform and gateway agreement in advance in its interface protocol.In advance the mode of the status monitoring of agreement comprises predetermined status monitoring plan, specific status monitoring condition etc. at least.Said predetermined status monitoring plan; Comprise the Status Type of monitoring periods, monitoring and the WSN node of needs monitoring; WSN node for different has different plans, and the WSN gateway is periodically initiated the status poll to the WSN node according to the status monitoring plan.Said specific status monitoring condition is meant that gateway should be initiated the status monitoring to the WSN node when this particular case takes place.Said status monitoring condition includes but not limited to: do not receive in the cycle that at preset time reported data, the WSN network topology structure of WSN node change etc.
Among the present invention, to the status monitoring of WSN node also can by after the self check of WSN node to WSN gateway uploaded state, the WSN gateway is reported to management platform or business platform again; The cycle of self check, the content of self check and the form that reports are made an appointment by gateway and WSN node, and the content of self check can include but not limited to the dump energy, position, speed, neighbor node, operating state of WSN node, relevant information of performed business etc.
Among the present invention, if surpass preset time at interval with certain retransmission state monitoring order after, management platform or business platform do not receive the feedback that the WSN node is ordered status monitoring yet, judge that then the WSN node state is unusual.Among the present invention, management platform and business platform can also be handled unusual WSN node accordingly.Concrete, after the status monitoring order that surpasses preset time interval and certain number of times was retransmitted, gateway did not receive the response of WSN node to status monitoring yet, and then gateway reports this abnormality to management platform or business platform.Management platform of the present invention and business platform; Can be to the abnormality of setting; Send corresponding exception handling instruction through the WSN gateway to the WSN node, make the WSN node accomplish selfreparing, perhaps; Use other WSN node to replace current unusual WSN node, so that WSN keeps normal detection.
Among the present invention, after definite WSN node state was unusual, management platform or business platform can further be handled unusual WSN node through the WSN gateway; Perhaps gateway also can with the interface protocol of management platform and business platform in agreement to some unusual processing, for example, if surpass preset time at interval with certain wait repeating transmission after; Gateway is not received the response of WSN node to status monitoring yet; Then gateway can judge that this WSN node " connects and interrupts ", and then predetermined processing is that the WSN gateway is connected to contiguous good WSN node to the node that is connected with bad WSN node; Again networking guarantees the normal operation of system.And report result to management platform or business platform.
If other is unusual, then management platform or business platform can be through the WSN gateway to unusual other processing instructions of WSN node transmission, as restart, or relevant parameters reshuffled etc.
Fig. 2 carries out the flow chart to the state monitoring method of WSN node for the present invention to the WSN gateway, and is as shown in Figure 2, and WSN gateway of the present invention is carried out the state monitoring method to the WSN node, specifically may further comprise the steps:
In this step, WSN gateway and telecommunications network platform or management platform agreement are in advance monitored the WSN nodes for state according to status monitoring plan or monitoring condition.The monitoring plan here promptly is the status monitoring plan of being scheduled to; Comprise the Status Type of monitoring periods, monitoring and the WSN node of needs monitoring; WSN node for different has different plans, and the WSN gateway is periodically initiated the status poll to the WSN node according to the status monitoring plan.Said specific status monitoring condition is meant that gateway should be initiated the status monitoring to the WSN node when this particular case takes place.Said status monitoring condition includes but not limited to: do not receive in the cycle that at preset time reported data, the WSN network topology structure of WSN node change etc.
Above-mentioned status monitoring condition and/or status monitoring plan are stored in the WSN gateway in advance.The WSN gateway to WSN node transmit status monitoring order, is carried out the status monitoring to the WSN node according to status monitoring condition and/or status monitoring plan.
Among the present invention, also can initiatively send certain order that form is set in advance by business platform and/or management platform to the WSN gateway; Be provided with status monitoring condition and/or status monitoring plan in this order; After the WSN gateway receives this order; Parse status monitoring condition and/or status monitoring plan; Order to the monitoring of WSN node transmit status according to status monitoring condition and/or status monitoring plan again, carry out status monitoring the WSN node.
If then execution in step 103, if not, return step 101.
Concrete, the WSN gateway carries out corresponding status monitoring according to setting monitoring conditioned disjunction monitoring periods to the WSN node of setting, thereby realizes the status monitoring to the WSN node among the WSN.After obtaining the state information of WSN node, the WSN gateway in time management platform in communication network and business platform reports the state information of the WSN node that is monitored, and carries out administering and maintaining the WSN node to make things convenient for the user to be directed against above-mentioned state information.
The present invention is through the status monitoring to the WSN node; Can keep watch on WSN node operating state, resource consumption situation and radio link quality situation etc. among the WSN; Mistake among the timely discovery WSN or unusual; Important evidence when the status monitoring Information Center network operation such as replenishes as WSN early warning, node also can help the removal system fault simultaneously.
The present invention is applied in WSN and the network that communication network combines the condition monitoring system of wireless sensor network node; Fig. 3 is the composition structural representation of the present invention to the condition monitoring system of wireless sensor network node; As shown in Figure 3, the present invention comprises monitoring means 30 and acquiring unit 31 to the condition monitoring system of wireless sensor network node; Wherein,
Monitoring means 30 is used for through said communication network and said WSN gateway each WSN nodes for state of WSN being monitored;
Acquiring unit 31 is used to obtain monitoring result.
Monitoring means 30 among the present invention is abstract functional module, and it realizes the status monitoring to the WSN node by a plurality of network elements in the combination network.Comprise business platform or management platform in the communication network to the status monitoring of WSN node, also comprise intercepting of WSN node from detecting etc.
Above-mentioned monitoring means 30 further comprises and subelement is set, sends subelement, monitors subelement and reports subelement; Wherein,
Subelement is set, is used to be provided with the status monitoring signaling;
Send subelement, be used for through said communication network to said WSN gateway transmit status monitoring signaling;
The monitoring subelement is arranged in the said WSN gateway, is used for carrying out the status monitoring to said WSN node according to said status monitoring signaling, and obtains the monitoring result to the WSN node;
Report subelement, be used for monitoring result is reported said communication network.
On basis shown in Figure 3, the present invention can also comprise the condition monitoring system of wireless sensor network node:
Unit (not shown) is set, is used for status monitoring plan and/or status monitoring condition being set at said WSN gateway; And the status monitoring signaling is set;
Above-mentioned monitoring means 30 is arranged in the said WSN gateway, further carries out the status monitoring to said WSN node according to said status monitoring plan and/or said status monitoring condition.
On basis shown in Figure 3, the present invention can also comprise the condition monitoring system of wireless sensor network node:
Unit (not shown) is set, is used to be provided with the status monitoring signaling;
Transmitting element (not shown) is used for sending signaling to said WSN gateway, carries status monitoring plan and/or status monitoring condition in the said signaling;
Above-mentioned monitoring means 30 is arranged in the said WSN gateway, further after said WSN gateway receives said signaling, carries out the status monitoring to said WSN node according to said status monitoring plan and/or said status monitoring condition.
Above-mentioned status monitoring plan comprises the Status Type of monitoring periods, monitoring and WSN node to be monitored; Said status monitoring condition is meant that gateway should be initiated the status monitoring to the WSN node when this particular case takes place, and the monitoring condition comprises: do not receive in the cycle that at preset time the reported data of said WSN node or WSN network topology structure change.
Above-mentioned status monitoring order comprises Status Type to be monitored and destination object at least; Wherein, said Status Type to be monitored comprises at least one of following type: the relevant information of the dump energy of WSN node, position, speed, neighbor node, operating state, performed business; Said destination object is all WSN nodes, or the WSN node for having the setting characteristics, or the WSN node for setting.
Perhaps, monitoring means 30 can further include subelement, self check subelement are set, reports subelement and reports subelement; Wherein,
Subelement is set, is used to the content of cycle that the WSN node is provided with self check, self check and reports the form of self check state information to said WSN gateway; The content of said self check comprises at least one of following content: the relevant information of the dump energy of WSN node, position, speed, neighbor node, operating state, performed business;
The self check subelement is used for but the state information of WSN node self is carried out self check;
Report subelement, be used for reporting oneself state information to said WSN gateway by the form of setting that reports the self check state information;
Report subelement, be arranged in the said WSN gateway, be used for reporting the state information of said WSN node to said communication network.
On basis shown in Figure 3, the present invention can also comprise transmitting element (not shown) and performance element (not shown) to the condition monitoring system of wireless sensor network node; Wherein,
Transmitting element is arranged in the said communication network, is used for when definite WSN node is unusual, sends the processing instruction to unusual WSN node by the processing mode of setting to said WSN gateway; Said comprise unusually following one of at least: the WSN node exceeds to be set duration and not to report monitoring state, and it is faults itself that the WSN node reports monitoring state; Said processing instruction comprise following one of at least: the adjacent WSN node with said unusual WSN node substitutes unusual WSN node, restarts unusual WSN node, reconfigures the parameter of unusual WSN node;
Performance element is arranged in the said WSN gateway, is used for according to processing instruction unusual WSN node being handled.
Above-mentioned communication network can be communication network; Said monitoring means is further through business platform in the said communication network and/or management platform, and said WSN gateway is to each the WSN nodes for state monitoring among the WSN.
Those skilled in the art are to be understood that; The condition monitoring system of wireless sensor network node of the present invention is for the state monitoring method of realizing aforesaid wireless sensor network node of the present invention designs, and the realization function of above-mentioned each processing unit and sub-processing unit can be with reference to the associated description of preceding method and understood.The function of above-mentioned each processing unit and sub-processing unit can realize through corresponding integrated circuit, also can on the processor with program execution function, realize through corresponding computer programs.
The above is merely preferred embodiment of the present invention, is not to be used to limit protection scope of the present invention.
Claims (15)
1. state monitoring method to wireless sensor network node, wireless sensor network (WSN) is connected with communication network through the WSN gateway, it is characterized in that said method comprises:
Through said communication network and said WSN gateway,, and obtain monitoring result to each the WSN nodes for state monitoring among the WSN.
2. method according to claim 1 is characterized in that, and is said through said communication network and said WSN gateway, and each the WSN nodes for state monitoring among the WSN is specially:
The status monitoring signaling is set;
Said communication network to said WSN node transmit status monitoring signaling, is carried out the status monitoring to said WSN node through said WSN gateway.
3. method according to claim 1 is characterized in that, and is said through said communication network and said WSN gateway, and each the WSN nodes for state monitoring among the WSN is specially:
Status monitoring plan and/or status monitoring condition are set in said WSN gateway;
Said WSN gateway is carried out the status monitoring to said WSN node according to said status monitoring plan and/or said status monitoring condition.
4. method according to claim 1 is characterized in that, and is said through said communication network and said WSN gateway, and each the WSN nodes for state monitoring among the WSN is specially:
Said communication network carries status monitoring plan and/or status monitoring condition in the signaling that said WSN gateway sends;
After said WSN gateway receives said signaling, carry out status monitoring to said WSN node according to said status monitoring condition.
5. according to claim 3 or 4 described methods, it is characterized in that said status monitoring plan comprises the Status Type of monitoring periods, monitoring and WSN node to be monitored at least; Said status monitoring condition comprises at least: when preset time did not receive in the cycle that reported data or the WSN network topology structure of said WSN node change, said WSN gateway was carried out the status monitoring to said WSN node.
6. method according to claim 5 is characterized in that, the status monitoring of carrying out said WSN node is specially:
The status monitoring signaling is set;
Said WSN gateway is carried out the status monitoring to said WSN node, and monitoring result is reported said communication network to said WSN node transmit status monitoring signaling.
7. according to claim 2 or 6 described methods, it is characterized in that said status monitoring order comprises Status Type to be monitored and destination object at least; Wherein, said Status Type to be monitored comprises at least one of following type: the relevant information of the dump energy of WSN node, position, speed, neighbor node, operating state, performed business; Said destination object is all WSN nodes, or the WSN node for having the setting characteristics, or the WSN node for setting.
8. method according to claim 1 is characterized in that, said communication network is a communication network; Through business platform in the said communication network and/or management platform, and said WSN gateway is to each the WSN nodes for state monitoring among the WSN; Said status monitoring comprises monitoring of WSN node state and service condition monitoring.
9. condition monitoring system to wireless sensor network node is applied to WSN through in WSN gateway and the network that communication network is connected, it is characterized in that said system comprises monitoring means and acquiring unit; Wherein,
Monitoring means is used for through said communication network and said WSN gateway each WSN nodes for state of WSN being monitored;
Acquiring unit is used to obtain monitoring result.
10. system according to claim 9 is characterized in that, said monitoring means further comprises and subelement is set, sends subelement, monitors subelement and reports subelement; Wherein,
Subelement is set, is used to be provided with the status monitoring signaling;
Send subelement, be used for through said communication network to said WSN gateway transmit status monitoring signaling;
The monitoring subelement is arranged in the said WSN gateway, is used for carrying out the status monitoring to said WSN node according to said status monitoring signaling, and obtains the monitoring result to the WSN node;
Report subelement, be used for monitoring result is reported said communication network.
11. system according to claim 9 is characterized in that, said system also comprises:
The unit is set, is used for status monitoring plan and/or status monitoring condition being set at said WSN gateway; And the status monitoring signaling is set;
Said monitoring means is arranged in the said WSN gateway, further according to said status monitoring plan and/or said status monitoring condition, to said WSN node transmit status monitoring signaling, carries out the status monitoring to said WSN node.
12. system according to claim 9 is characterized in that, said system also comprises:
The unit is set, is used to be provided with the status monitoring signaling;
Transmitting element is used for sending signaling to said WSN gateway, carries status monitoring plan and/or status monitoring condition in the said signaling;
Said monitoring means; Be arranged in the said WSN gateway, further after said WSN gateway receives said signaling, according to said status monitoring plan and/or said status monitoring condition; To said WSN node transmit status monitoring signaling, carry out status monitoring to said WSN node.
13., it is characterized in that said status monitoring order comprises Status Type to be monitored and destination object at least according to claim 11 or 12 described systems; Wherein, said Status Type to be monitored comprises at least one of following type: the relevant information of the dump energy of WSN node, position, speed, neighbor node, operating state, performed business; Said destination object is all WSN nodes, or the WSN node for having the setting characteristics, or the WSN node for setting.
14. system according to claim 13 is characterized in that, said status monitoring plan comprises the Status Type of monitoring periods, monitoring and WSN node to be monitored; Said status monitoring condition comprises: when preset time did not receive in the cycle that reported data or the WSN network topology structure of said WSN node change, said WSN gateway was carried out the status monitoring to said WSN node.
15., it is characterized in that said status monitoring order comprises Status Type to be monitored and destination object at least according to claim 10 or 14 described systems; Wherein, said Status Type to be monitored comprises at least one of following type: the relevant information of the dump energy of WSN node, position, speed, neighbor node, operating state, performed business; Said destination object is all WSN nodes, or the WSN node for having the setting characteristics, or the WSN node for setting.
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| CN201010267360XA CN102387521A (en) | 2010-08-27 | 2010-08-27 | Method and system for monitoring states of nodes of wireless sensor network (WSN) |
| PCT/CN2010/080408 WO2012024883A1 (en) | 2010-08-27 | 2010-12-28 | Method and system for monitoring state of wireless sensor network nodes |
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