CN202014372U - Low-power wireless sensor network node - Google Patents
Low-power wireless sensor network node Download PDFInfo
- Publication number
- CN202014372U CN202014372U CN2011201246087U CN201120124608U CN202014372U CN 202014372 U CN202014372 U CN 202014372U CN 2011201246087 U CN2011201246087 U CN 2011201246087U CN 201120124608 U CN201120124608 U CN 201120124608U CN 202014372 U CN202014372 U CN 202014372U
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- China
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- microprocessor system
- communication unit
- network node
- wireless communication
- sensor network
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The utility model discloses a low-power wireless sensor network node which includes a microprocessor system, a wireless communication unit, a sensor system, an RS232 interface, an antenna, and a power supply module. The microprocessor system is connected with the wireless communication unit via a synchronous serial communication bus; the microprocessor system is connected with the sensor system via an I2C bus; and the microprocessor system is connected with the RS232 interface via an asynchronous serial communication bus. The utility model can carry out the remote and real-time monitoring of various information concerning the coast and ocean environment, so the capability of monitoring the ocean environment remotely and continuously is greatly improved.
Description
Technical field
The utility model relates to a kind of Radio Network System, is specifically related to a kind of power consumption wireless sensor network node.
Background technology
Seashore, marine environmental monitoring mainly are to be undertaken by regular on-the-spot test, sampling and the method analyzed in the laboratory for a long time, but, need carry out field integrated automatic, long-continued monitoring and could study variation relation between all kinds of environment physical and chemical factors in the face of the complexity of marine pollution present situation and all kinds of disasters.
As seen existing seashore, marine environmental monitoring method can not be accomplished automatic, long-continued real-time monitoring, are unfavorable for studying the interaction relationship between some marine environment physical and chemical factors, also are unfavorable for timely early warning is carried out in marine pollution and all kinds of disaster.Therefore, how to realize seashore, marine environment automatically, long-term continuous monitoring is the problem that this area is needed solution badly.
The utility model content
The utility model is at above-mentioned existing seashore, the existing problem of ocean monitoring technologytechnologies, and a kind of power consumption wireless sensor network node is provided.Its real-time monitoring, the data in real time that can finish at seashore, the marine eco-environment is handled, and predicts with the collaborative numerical forecast of carrying out all kinds of maritime meteorologies and disaster of host computer.
In order to achieve the above object, the utility model adopts following technical scheme:
A kind of power consumption wireless sensor network node, described network node comprises microprocessor system, wireless communication unit, sensing system, RS232 interface, antenna and supply module, adopt synchronous serial communication bus to be connected between described microprocessor system and the wireless communication unit, adopt I between described microprocessor system and the sensing system
2The C bus connects, adopt asynchronous serial communication bus to be connected between described microprocessor system and the RS232 interface, described antenna and described wireless communication unit join, and described supply module is connected with described microprocessor system, wireless communication unit, sensing system respectively.
In preferred embodiment of the present utility model, described microprocessor system adopts super low-power consumption microcontroller chip MSP430F1611.
Further, described wireless communication unit adopts low-power consumption radio-frequency (RF) transceiver chip CC2420.
The wireless sensor network node that obtains according to technique scheme can by network multi-hop agreement, be uploaded to upper monitoring machine system with various environmental informations in the information such as temperature, humidity and illuminance of laying the collection in worksite surrounding environment.And can handle various instructions when the network implementation from the upper monitoring machine, so that node is in the operating state of requirement.
Moreover the hardware system of this node adopts low power dissipation design, the system of assurance is had long continuous service time, and needn't frequently change supplying cell.
The colleague, operation has the standard routing to communicate agreement of wireless sensor network on this node, can have communication stability preferably according to the adaptively selected suitable communication path of network topology situation.
Description of drawings
Further specify the utility model below in conjunction with the drawings and specific embodiments.
Fig. 1 is a structural representation of the present utility model.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
Referring to Fig. 1, the power consumption wireless sensor network node that the utility model provides mainly is made of the circuit board in the box that is encapsulated in the ABS material, and this circuit board is made of Circuits System such as microprocessor system 100, wireless communication unit 200, sensing system 300, RS232 interface 400, antenna 600 and supply modules 500.
In the utility model, adopt synchronous serial communication bus (SPI) to be connected between microprocessor system 100 and the wireless communication unit 200, adopt I between microprocessor system 100 and the sensing system 300
2The C bus connects, and the universal asynchronous serial communication bus of employing (UART) is connected between microprocessor system 100 and the RS232 interface 400.
Based on such scheme, further prioritization scheme of the present utility model is as follows:
Wherein, the low-power consumption microcontroller chip that microprocessor system 100 is produced by TIX: MSP430F1611 and peripheral discrete component thereof constitute, it is the core of whole node system, its function comprises: the control sensing system is to the collection of environmental information, image data is carried out preliminary treatment, to the management of node stored information, by communicating by letter and internodal network service etc. of RS232 interface 400 and other equipment.
Operation Zigbee communication protocol stack: Z-Stack by system configuration, can make node when not carrying out information uploading on the wireless sensor network node, is operated in the resting state of low-power consumption, can reduce the consumption of whole system to power supply greatly like this.
Actual application of the present utility model is as follows:
In order to monitor certain zone, need in this zone, arrange the sensor node of some, to reach covering to whole zone.
When the environmental information in the needs monitoring ocean, can use buoy, on buoy, carry the sensor node of various functions, the node on the concentric float does not transmit information and constitutes network system by radio communication.
Whole monitoring system is made of the sensor network terminal node of some, a small amount of aggregation node, gateway node and background monitoring system, and the wireless sensor network node that provides in the utility model can be used as sensor network terminal node and aggregation node.During actual motion,, the subnetwork node can be appointed as aggregation node according to network topology structure.According to Zigbee communication protocol, network terminal node is carried out different protocol code with aggregation node.
Sensor terminal node and aggregation node can form the network of a self-organizing, multi-hop automatically.The sensor terminal node is by the instruction acquisition data, and with data in time by being transferred to aggregation node and gateway node after adaptive route, the multi-hop relay, the data forwarding that gateway node will compile is given background monitoring system, thereby realizes the real-time monitoring to seashore, marine environment.
By such scheme as can be known, the utility model is by disposing wireless sensor network at the scene, real-time monitoring, the data in real time that can finish at seashore, the marine eco-environment are handled, and predict with the collaborative numerical forecast of carrying out all kinds of maritime meteorologies and disaster of host computer.Wireless sensor network is made of numerous network nodes, and these nodes can also carry the sensor device of various functions as required except the function with radio communication and networking.But this system has overlay area wide remote monitoring, monitoring accuracy height, arranges net fast and low cost and other advantages, environmental information in perception in real time, collection and the processing network coverage, and in time send the upper monitoring machine to, improved ability long-range, the continuous monitoring environment greatly.
According to the work characteristics of present field monitoring node, the power consumption wireless sensor network node that the utility model provides can make the field monitoring node have long stream time, and need not frequently to change supplying cell.
More than show and described basic principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. power consumption wireless sensor network node, it is characterized in that, described network node comprises microprocessor system, wireless communication unit, sensing system, RS232 interface, antenna and supply module, adopt synchronous serial communication bus to be connected between described microprocessor system and the wireless communication unit, adopt I between described microprocessor system and the sensing system
2The C bus connects, adopt asynchronous serial communication bus to be connected between described microprocessor system and the RS232 interface, described antenna and described wireless communication unit join, and described supply module is connected with described microprocessor system, wireless communication unit, sensing system respectively.
2. a kind of power consumption wireless sensor network node according to claim 1 is characterized in that, described microprocessor system adopts super low-power consumption microcontroller chip MSP430F1611.
3. a kind of power consumption wireless sensor network node according to claim 1 is characterized in that, described wireless communication unit adopts low-power consumption radio-frequency (RF) transceiver chip CC2420.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201246087U CN202014372U (en) | 2011-04-25 | 2011-04-25 | Low-power wireless sensor network node |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201246087U CN202014372U (en) | 2011-04-25 | 2011-04-25 | Low-power wireless sensor network node |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202014372U true CN202014372U (en) | 2011-10-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN2011201246087U Expired - Fee Related CN202014372U (en) | 2011-04-25 | 2011-04-25 | Low-power wireless sensor network node |
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| CN (1) | CN202014372U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103338531A (en) * | 2013-06-27 | 2013-10-02 | 苏州大学 | Wireless node based on wireless sensor network |
| CN104792957A (en) * | 2015-03-31 | 2015-07-22 | 浙江理工大学 | Multi-parameter online water quality monitoring system and method based on wireless sensor network |
-
2011
- 2011-04-25 CN CN2011201246087U patent/CN202014372U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103338531A (en) * | 2013-06-27 | 2013-10-02 | 苏州大学 | Wireless node based on wireless sensor network |
| CN104792957A (en) * | 2015-03-31 | 2015-07-22 | 浙江理工大学 | Multi-parameter online water quality monitoring system and method based on wireless sensor network |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111019 Termination date: 20120425 |