CN104185307A - Agricultural-greenhouse-oriented integrated WSN intelligent sensor uniform interface system - Google Patents
Agricultural-greenhouse-oriented integrated WSN intelligent sensor uniform interface system Download PDFInfo
- Publication number
- CN104185307A CN104185307A CN201410452043.3A CN201410452043A CN104185307A CN 104185307 A CN104185307 A CN 104185307A CN 201410452043 A CN201410452043 A CN 201410452043A CN 104185307 A CN104185307 A CN 104185307A
- Authority
- CN
- China
- Prior art keywords
- data
- sensor
- network
- wsn
- node
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Abstract
The invention provides an agricultural-greenhouse-oriented integrated WSN intelligent sensor uniform interface system. The agricultural-greenhouse-oriented integrated WSN intelligent sensor uniform interface system comprises a wireless sensor network composed of integrated WSN intelligent sensor nodes. Each integrated WSN intelligent sensor node comprises a master control unit and a peripheral unit, wherein the master control unit is used for configuring a sensor module of the node, conducts data format conversion on collected data provided by the sensor module through a uniform data interface protocol to generate sensor data and conducts wireless sensor network organization and wireless transmission of the sensor data on the basis of a sensor network communication protocol, and the peripheral unit comprises the sensor module of at least one type and a corresponding data interface circuit. According to the agricultural-greenhouse-oriented integrated WSN intelligent sensor uniform interface system, the sensor modules of the different types and structures are integrated into the sensor nodes with the uniform data and network communication interfaces, network organization and data transmission are achieved on the basis of the uniform data and communication interface protocol, the network operating efficiency is improved, integration and application of monitoring data of the sensors are easily achieved, and the system development cost and difficulty are reduced.
Description
Technical field
The present invention relates to IT application to agriculture field, more specifically, relate to a kind of integrated WSN intelligent sensor unified interface of facing agricultural booth.
Background technology
Crop growth environment in agricultural greenhouse is carried out data acquisition and analyze the more and more important effect of bringing into play in information-based agricultural production.Existing agricultural greenhouse is that employing manual type or the mode that is equipped with thread environment monitor network are carried out data acquisition mostly.Traditional manual type has not only increased cost, and due to the uncertainty of human factor, the accuracy of institute's image data is difficult to be guaranteed, and finally will be eliminated.Use the agricultural greenhouse of cable environment monitoring network image data to be subject to the restriction of the factor such as environment, geography, there is certain limitation, and under wired mode, between various transducers, communicate and be very restricted.
WSN (wireless sensor network) is the latticed form of being realized low cost that mutual self-organizing and data multi-hop transmission form, low-power consumption, high communication rate by a large amount of cheap microsensor node in monitored area by radio communication.WSN is applied to the data acquisition of facing agricultural booth, can realizes more easily the installation of sensor node and intercommunication mutually, can eliminate the restriction that cable network is subject to because of wiring problem.
But the sensor node of unified type is different from taking in most application scenarioss, the type of transducer that is applied to agricultural greenhouse is very various, comprises the polytypes such as humiture, wind direction, wind speed, illumination, rainfall; Also there is larger difference, the transformat of data and instruction disunity in communication mode and the data format of the transducer of different manufacturers.Visible, in the WSN network of facing agricultural booth, often there is the data source of a large amount of isomeries.This isomerism has not only increased the system complex degree of WSN, has strengthened hardware and software development cost, also affects the data acquisition and processing (DAP) efficiency of whole network.Therefore,, how for the transfer of data of the transfer of data between the sensor node of isomery and sensor node and gateway and background server provides unified communication interface, become problem demanding prompt solution in prior art.
Summary of the invention
In order to overcome above-mentioned defect of the prior art, the invention provides a kind of integrated WSN intelligent sensor unified interface system of facing agricultural booth.The not configurable transducer that this system is just general combines with the main control chip with WSN function, makes the sensor assembly of polymorphic type and isomery be fused to the sensor node with uniform data and network communication interface, has shielded the otherness of sensor assembly.
The integrated WSN intelligent sensor unified interface system of facing agricultural booth of the present invention, is characterized in that, this system comprises the wireless sensor network being made up of integrated WSN intelligent sensor node; Described integrated WSN intelligent sensor node comprises main control unit and peripheral cell; Described main control unit carries out Data Format Transform for the image data that configures the sensor assembly of this node and sensor assembly is provided with uniform data interface protocol and generates sensing data, and carries out the wireless transmission of wireless sensor networking and sensing data based on sensor network communication agreement; Described peripheral cell comprises sensor assembly and the corresponding data interface circuit of at least one type.
Preferably, described main control unit is according to described uniform data interface protocol, and the described image data that sensor assembly is provided is converted to the sensing data with uniform data length, and described sensing data comprises the identification field that represents sensor type.
Preferably, described sensing data also comprises the sampling AD value of the channel number of sensor assembly and respective channel number.
Preferably, described sensing data also comprises quality control mark, and described quality control mark is for representing the reliability of sensor assembly sampled instantaneous value.
Preferably, whether whether exceed permission threshold value in normal measuring range with the variable quantity of interior and sampled instantaneous value according to sensor assembly sampled instantaneous value, judge the reliability of sensor assembly sampled instantaneous value and generate corresponding quality control mark.
Preferably, described sensor network communication agreement comprises physical layer, MAC layer, network protocol layer and high-end applications layer; Described physical layer is for carrying out data flow transmitting-receiving, modulation /demodulation and carrying out relevant control measuring ability by less radio-frequency physical channel; Described MAC layer is used to integrated WSN intelligent sensor node generation be suitable for the MAC Address of ZigBee transmission and carry out the transmission of Frame based on MAC Address; Described network protocol layer is used to integrated WSN intelligent sensor node generating network address and net interior nodes address, and forms network protocol layer communication frame format, and transmission, reception and the route of protocol layer communication frame format control data Network Based; Described application layer is resolved for the data that network protocol layer is provided, the application that specified data is relevant and utility command.
Preferably, the relevant control measuring ability that described physical layer is carried out comprise following at least one: low-power consumption dormancy and activate link-quality instruction and the clear channel assessment (CCA) of radio frequency transmission, channel energy detection, detection transceiving data bag.
Preferably, the network protocol layer communication frame format that described network protocol layer generates comprises route field, and described route field is used to indicate the routing mode of integrated WSN intelligent sensor node to the communication frame receiving.
Preferably, described main control unit comprises: microprocessor, is configured, image data is changed according to uniform data interface protocol for the sensor assembly to this node, and carry out power supply and power managed; Wireless communication module, for carrying out wireless transmission based on described sensor network communication agreement by ZigBee communication mode.
Preferably, integrated WSN intelligent sensor node comprises core board and expansion board, and described main control unit is arranged at core board, and described peripheral cell and node power module are arranged at described expansion board.
By integrated WSN intelligent sensor unified interface system of the present invention, can make data and the communication interface standard of sensor node based on unified realize network organization and transfer of data, in conjunction with Embedded hardware configuration, be conducive to improve network operation efficiency, be easy to realize integration and the application of Sensor monitoring data, reduce cost and the difficulty of system development.
Brief description of the drawings
Below in conjunction with the drawings and specific embodiments, the present invention is further detailed explanation:
Fig. 1 is the general frame structural representation of the integrated WSN intelligent sensor network of facing agricultural booth of the present invention;
Fig. 2 is the hardware structure schematic diagram of integrated WSN intelligent sensor of the present invention;
Fig. 3 is the software function module configuration diagram of integrated WSN intelligent sensor of the present invention;
Fig. 4 is integrated WSN intelligent sensor network of network protocol levels configuration diagram of the present invention.
Embodiment
In order to make those skilled in the art person understand better technical scheme of the present invention, and above-mentioned purpose of the present invention, feature and advantage can be become apparent more, below in conjunction with embodiment and embodiment accompanying drawing, the present invention is further detailed explanation.
Fig. 1 is the general frame structural representation of the integrated WSN intelligent sensor network of facing agricultural booth of the present invention.Each integrated WSN intelligent sensor 1, as to the monitoring point that in agricultural greenhouse, polymorphic type environmental data carries out data acquisition, is also the network node of realizing self-organizing and data transmit-receive in WSN network simultaneously.Each integrated WSN intelligent sensor 1 carries out transfer of data on the one hand each other, also carries out uploading of image data to being arranged in the more higher leveled gateway node 2 of system architecture simultaneously, and the remote control commands assigned of response gateway node 2.Gateway node 2 self has CPU and GPRS module, thereby can pass through mobile base station accessing Internet, realizes data interaction with the background server 3 of network.The image data that background server 3 is uploaded based on each integrated WSN intelligent sensor 1, carries out remote monitoring and data analysis to the environmental parameter of agricultural greenhouse, and can provide the service such as Surveillance or abnormity early warning for end user.
Core of the present invention is improved and has been to provide the integrated WSN intelligent sensor that is positioned at network system bottom, target is in polymorphic type and provides on the basis of sensor assembly of isomeric data, various kinds of sensors module is all fused to the sensor node with uniform data and network communication interface, has shielded the otherness of sensor assembly.
Fig. 2 is the hardware structure schematic diagram of integrated WSN intelligent sensor of the present invention.At hardware aspect, the present invention adopts componentization structure, and integrated WSN intelligent sensor 1 is divided into core board and two parts of expansion board.As shown in Figure 2, core board is the main control unit of integrated WSN intelligent sensor 1, mainly comprises: microprocessor and the wireless communication module 102 with minimum system.Wherein, the function of microprocessor 101 is: the instruction that response gateway node is assigned, and the sensor assembly of this node is configured; The acquired original data that sensor assembly is provided are changed according to the data-interface agreement of unified definition of the present invention, thereby unified data format and data-interface is provided; Carry out necessary power supply and power managed.The function of wireless communication module 102 is that the sensor network communication agreement based on unified definition of the present invention is carried out the networking of WSN network and the wireless transmission of data, wherein wireless transmission can be carried out based on ZigBee communication mode, and wireless communication module 102 comprises the radio circuit that can carry out radio communication in 2.4GHz frequency.Visible, by main control unit, make sensor assembly general in prior art possess the relevant radio network functions of WSN, and provide unified data-interface to high level.In systemic software development process, can programme for this main control unit, thereby by the sensor assembly of the isomery Management and application that unitizes.
The power module 107 of the transducer hardware circuit 103 for data sensor and sampling, A/D convertor circuit 104, image data interface 105, universal serial port 106, input capture pin and whole system is all designed to expansion board by the present invention, the peripheral cell that expansion board provides is as modularizing member, can be embedded in above-mentioned core board, thereby there is very high flexibility, extensibility and portability.
Fig. 3 is the software function module configuration diagram of integrated WSN intelligent sensor of the present invention.Visible, integrated WSN intelligent sensor can be divided into upper and lower two-layer from software.Upper strata is communication and management level, corresponding with the core board (main control unit) of hardware aspect, comprises the functions such as networking, power management, power managed, transducer configuration, image data conversion.Lower floor is sensing and sample level, comprises the functions such as sensor interface, AD conversion, input capture.
The sensor network communication agreement that the present invention is based on unified definition is organized described integrated WSN intelligent sensor network and carries out the communication between sensor network nodes.The present invention is with reference to the defined seven layer network standards of OSI, but omit wherein most intermediate level, thereby be very easy to exploitation and expand, still having retained in osi protocol and made the equipment of different hardware manufacturer and software systems can carry out interconnected design philosophy by multiple protocol infrastructures that are divided into level simultaneously.
Fig. 4 is integrated WSN intelligent sensor network of network protocol levels configuration diagram.Visible, sensor network communication agreement of the present invention comprises physical layer, MAC layer, network protocol layer and high-end applications layer.Wherein, the IEEE802.15 standard that physics agreement has layer by layer adopted IEEE tissue to work out, the present invention is mainly the expansion of carrying out application protocol on the basis of this standard.Below each layer protocol is introduced respectively.
(1) physical layer (PHY) agreement
Physical layer is mainly made up of the control module of radio-frequency (RF) transceiver and bottom.The data, services of physical layer is by the physical channel transmitting-receiving data flow of wireless radio frequency modules.The major function of physical layer (PHY) is to be responsible for modulation and demodulation, the sending and receiving of data, downwards can direct control described in the switch and sending of wireless radio frequency modules receive, upwards for MAC layer provides service.Specifically comprise the function of following several respects:
(1) low-power consumption dormancy and activation radio-frequency (RF) transceiver
(2) channel energy detection (Energy detect)
Channel Detection target is the foundation that provides channel to select for upper strata.This function is mainly the power level that receives the signal in data for test, conventionally carries out the detection of communication quality and the orientation of location node of Zigbee node by this function.In actual applications, this information can be extracted, by this information, the orientation of sensor node be positioned.
(3) link-quality that detects transceiving data bag is indicated (link quality indication, LQI)
Intensity and the quality information of wireless signal when link-quality is designated as network layer or application layer receiving data frames is provided, different from channel energy detection is, it has carried out decoding for signal and has processed, what generate is the physical quantity indexes of a signal to noise ratio, this signal to noise ratio index can be submitted to together with physical layer data units to upper strata and be processed.
(4) clear channel assessment (CCA) (clear channel assessment, CCA)
Whether the channel of clear channel assessment (CCA) judgement is idle.IEEE802.15.4 has defined three kinds of clear channel assessment (CCA) patterns: the first is the communication energy that simply judges channel, when the energy of signal is during lower than some threshold values, just thinks idle channel; The second judges that by judging the feature of wireless signal whether channel is idle, and this feature is mainly to comprise two aspects, i.e. spread-spectrum signal feature and carrier frequency; The third pattern is the comprehensive of first two pattern, and detection signal strength and signal characteristic simultaneously provides channel idle judgement.
(5) transmitting-receiving real data.
(2) MAC layer
MAC layer is mainly the service providing based on physical layer, carries out the transmission of the Frame between equipment.MAC layer provides altogether two kinds of services: the service of MAC layer data and the service of MAC layer-management.Both ensure that Medium Access Control (MAC) Protocol Data Unit correctly receives and dispatches, and the latter maintains the operation of whole system by safeguarding the table of a store M AC sublayer protocol status relevant information.
On this basis, each intelligent sensor node being provided with is applicable to the MAC Address of ZigBee herein.MAC Address one has 8 bytes, and front 4 bytes are the identification of the manufacturer that module is dispatched from the factory, and rear 4 bytes are the inner self-defining physics addressing of manufacturer.This address is in all systems, and address is unique.And MAC Address cannot be erasable, there is the uniqueness of equipment.Only, in the situation that factory-said value does not arrange, can revise once.
(3) network protocol layer
Network protocol layer is that the data that physical layer and MAC layer are uploaded are carried out aftertreatment, by designing corresponding node serial number mode, make node and network in LAN, to be identified and to process, can well process by this layer the data that each sensor node is corresponding, reducing node needs the data of other unnecessary nodes to be processed, forms man-to-man transfer of data.
1. the major function of network protocol layer
(1) radio frequency receiver receives data in fixing frequency range, effectively judges that according to the destination address of setting in data and objective network number this Frame is to forward or receive, for example, if the data of Intranet receive; Judge whether it is the data of oneself, if so, enter application layer and process, if not the data of oneself, abandon these data.
In (2) networks, comprise a routing node, this node receives data from sensor node, then carries out data processing according to the network number of data, and these data are offered to gateway node.
(3) packet receiving from application layer, carries out encapsulation and the processing of data, and source network and source address and destination address and objective network number are added in Frame, then gives radio-frequency (RF) transceiver, then data is sent.
In network layer, each address of node is arranged to the address of 6 bytes.The address of sensor node is: the network address (2 byte)+net interior nodes address (4 byte).Carry out following agreement for this address of node, thereby address of node is carried out to the mark of type: first, network address span 1～10, net interior nodes address value 10～100 are close beta use; The network address of dispatching from the factory for follow-up actual product must be greater than 10, and net interior nodes address must be greater than 100.Secondly, X.10 the address of an interior routing node as main controller of local area network (LAN) is fixed as, X is the network address, 10 represent that this node is the address as main controlled node, it is equally also the address of test routing node, main controller is containing GPRS and routing node, carry out the data transaction of the Internet to WSN network, and common routing node in WSN network is only responsible for WSN data retransmission, sensor node has common routing node function, and when certain several sensor node is at a distance of too far away, can increase routing node and carry out WSN data retransmission.
2. the communication frame format of network protocol layer
At network protocol layer, the data frame transfer of main controller and sensor node adopts the frame format of introducing below, referring to table 1.
Frame length: this field has comprised from this frame length field to be counted, all byte lengths (maximum length of data is 255 bytes) of this frame reality finishing to check digit.
Application number returns: the content that this field sends mainly for difference different command, each startup once transmitted, and all this field can be increased progressively, thereby distinguish different orders.
The network address, net interior nodes address illustrate in the above.Net interior nodes address comprises route field 1Byte, reserved 1Byte and net interior nodes address L 2Byte.
Route field: the field that this field is taked mainly for carrying out the function of routing forwarding between different nodes.The data of receiving for any one node, just can deal with data only identical in the network address of this frame, if the network address is not identical, directly abandons this frame, waits for the reception of data next time.Native system has mainly been realized the following 4 kinds of routing modes shown in table 2.
The routing mode of table 2 main controller and node communication
In table 2, " forward once " refers to that node receives after frame, to once this frame of aerial forwarding, then records corresponding frame number, when again receiving after this frame, no longer forwards this frame.This measure is in order to prevent the generation of Zigbee network storm.
Command word: span 0～0xFF.
Command context: obtain the command context of different length according to different command words, depending on command word, because length is limited, only list the typical order shown in table 3 herein and be illustrated.
The order of table 3 network protocol layer for example
. (command instruction is more, does not repeat them here)
Check code: the cumulative sum of byte, for the correctness of check data transmission.
(4) application layer
Application layer is mainly responsible for receiving data from network protocol layer, then data is resolved, and judges which kind of application is these data belong to.The frame format of application layer is as shown in table 4 below.
Table 4 application layer data frame format
Wherein, the length that frame length comprises all bytes of application layer.
Application layer command word and command context are as shown in table 5 below:
Table 5 application layer command format
By the agency of above, for the main control unit of intelligent sensor core board docks peripheral sensor assembly, by the type of this peripheral sensor is set, can formulate the collector for any type by this main control unit.After transducer has been connected, need to carry out corresponding data processing according to the uniform data interface protocol of the present invention's definition to the image data of transducer.Described uniform data interface protocol is the physical quantity agreement of a set of complete intelligent sensor formulated of the present invention, can make sensor node that the sensing data of consolidation form is directly externally provided by this agreement, thereby be convenient to the exploitation of transfer of data and related application.Lower mask body is introduced the content of transducer uniform data interface protocol.
(1) Protocol Design principle
This agreement adopts the principle of " whole enter whole go out ", and the sensing data field of each transducer is arranged to equal length, reserved abundant byte length, thus versatility, autgmentability and the compatibility of this transducer are greatly improved.
In the time of design, each node, corresponding to one or several transducers, need to, according to the information of these transducers, be configured to corresponding sensor type by follow-up node test software by node.
(2) content of sensing data
All the sensors all adopts the corresponding physical quantity of the transfer of data of 18 bytes, and last byte of each transducer represents the type of this transducer, and penultimate byte is to quality control mark that should sensing data.Quality control mark will be introduced below.
For the transducer of main Types, the sensing data generating according to this agreement is as follows:
(1) Temperature Humidity Sensor (TW)
Temperature Humidity Sensor adopts the two-way AD passage of chip, and what react is corresponding AD value.
The sensing data of table 6 Temperature Humidity Sensor
Wherein the type identification of transducer comprises: 0x01-this node only has temperature sensor; 0x02-this node only has humidity sensor; 0x03-this node has humiture two-way transducer.Sensing data comprises many group AD values, what wherein the AD value of first two groups referred to is the direct AD value collecting, what the AD value of latter two groups referred to is the theoretical humiture value of calculating, the temperature value calculating is expanded to 10 times on the basis of initial value, it is Extended Precision to 0.1 DEG C, humidity value remains unchanged, and precision is 1%; In order the like.
(2) wind direction and wind velocity sensor (WD)
Wind direction and air velocity transducer are also integrated on a transducer, so its merger is become to the transducer of a node.Wherein the spendable type identification of wind direction and wind velocity sensor has: 0x04-this node only has wind transducer; 0x05-this node only has air velocity transducer; 0x06-this node has wind direction and wind velocity two-way transducer.Similar ground, comprises many group AD values, and the AD value of front two-way represents the numerical value collecting, after two-way be theoretical actual physics value.Wind direction adopts initial value, and resolution is 1 °, and initial value is expanded 10 times of storages by wind speed, and resolution is 0.1m/s.
(3) illuminance sensor (LL)
Illuminance belongs to voltage sensor, gathers by the AD passage of collector.By the linearity curve of photo resistance, intensity of illumination is larger, and resistance value is larger.Wherein type identification: 0x07-represent that the sensor type of this node is illuminance sensor.
(4) rain sensor (RS)
What rain sensor used is digital quantity.Rain sensor type identification: 0x08 representative what be that this node adopts is single tipping bucket rain gauge.
(5) baroceptor (AP)
Baroceptor is the intelligent sensor with MCU, and the present invention also communicates to obtain the information of digital quantity with it by node, and because bottom has been carried out, directly sending order, to obtain data just passable, is real physical so this value returns.Sensor identification: 0x09-represent that the transducer of this node is baroceptor.Atmospheric pressure value leaves in first AD value, by adopt value expand 10 times, be for example stored in, in AD value: if adopt current atmospheric pressure value be that to deposit atmospheric pressure value in AD value in be 10218 to be (0x3fd) to 1021.85hPa.
In order to ensure the quality of data, should carry out to integrated WSN intelligent sensor node the control and management of the quality of data.The present invention, in conjunction with handling process and the data demand of agricultural greenhouse, has adopted method and the agreement of following quality control.
(1) quality control of sensing data mark
Whether sensing data quality control procedure, need to identify through the result of data quality control and quality control the instantaneous value of sampling, and this mark is used for the reliability standard of data of description qualitatively.The definition of mark sees the following form.
Quality control mark
Note: for physical quantity, if collector is because the disappearance that the reason of transducer or communication reason cause provides disappearance in the time postbacking data, corresponding quality control is " 8 "; If when data quality control misjudgment, corresponding value still provides, and corresponding quality control is designated " 2 ", but wrong data determine whether participating in follow-up relevant calculating or statistics by high-end software.
——————————————————————————————————
(2) sensing data control mode
The data of one " correctly ", should be in the measuring range of physical quantity corresponding to transducer, and these data are with maximum the variation in the control range allowing of value in previous moment.The Rule of judgment of several main transducers sees the following form.
The physical values of " correctly " obtains Rule of judgment
According to the normal measuring range of each sensor identification, judge the correctness of each physical quantity.If exceeded, mark " mistake ".If data do not exceed, first identify " correctly ", wait for follow-up judgement.
After each sampling, physical quantity and previous sampled value compare.If variable quantity does not exceed the speed of the variation of permission, mark " correctly "; If exceeded, mark " leaving a question open ".The physical quantity that mark leaves a question open can directly be uploaded, and the physical quantity of mark " correctly " still needs to carry out next step inspection.After carrying out by the method, can partial noise point will be eliminated.
The above, be only the specific embodiment of the present invention, and the present invention can also be applied in miscellaneous equipment; Size and quantity in more than describing are only all informative, and those skilled in the art can select suitable application size according to actual needs, and do not depart from the scope of the present invention.Protection scope of the present invention is not limited to this, any be familiar with those skilled in the art the present invention disclose technical scope in, the variation that can expect easily or replacement, within all should being encompassed in protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection range that claim was defined.
Claims (6)
1. an integrated WSN intelligent sensor unified interface system for facing agricultural booth, is characterized in that, this system comprises the wireless sensor network being made up of integrated WSN intelligent sensor node; Described integrated WSN intelligent sensor node comprises core board and expansion board, integrated main control unit on described core board, integrated peripheral cell in described expansion board;
Described main control unit comprises microprocessor and wireless communication module; Described microprocessor carries out Data Format Transform for the image data that configures the sensor assembly of this node and sensor assembly is provided with uniform data interface protocol and generates sensing data, and uniform data interface is provided; Described wireless communication module is for carrying out the wireless transmission of wireless sensor networking and sensing data based on sensor network communication agreement, described wireless transmission is based on ZigBee communication mode; Wireless communication module comprises the radio circuit that can carry out wireless transmission in 2.4GHz frequency;
Described peripheral cell comprises sensor assembly and the corresponding data interface circuit of at least one type;
Wherein, described uniform data interface protocol makes integrated WSN intelligent sensor node that the sensing data of consolidation form is externally provided, and the sensing data of described consolidation form has uniform data length, and reserved abundant byte length; Described sensing data comprises following field:
The identification field that represents sensor type, length is a byte;
The quality control mark that is used for the reliability that represents sensor assembly sampled instantaneous value, length is a byte; Described quality control mark is described dissimilar sampled value quality condition by different ident values, described quality condition comprise following at least one: data are correct, doubtful data, error in data, data are inconsistent, shortage of data, without Data Control inspection and countless certificate;
The sampled value of the channel number of sensor assembly and respective channel number, wherein said sampled value comprises Direct Sampling value and the theoretical sampled value of calculating;
Wherein, described sensor network communication agreement comprises physical layer, MAC layer, network protocol layer and high-end applications layer; Described physical layer is for carrying out data flow transmitting-receiving, modulation /demodulation and carrying out relevant control measuring ability by less radio-frequency physical channel; Described MAC layer is used to integrated WSN intelligent sensor node generation be suitable for the MAC Address of ZigBee transmission and carry out the transmission of Frame based on MAC Address; Described network protocol layer is used to integrated WSN intelligent sensor node generating network address and net interior nodes address, and forms network protocol layer communication frame format, and transmission, reception and the route of protocol layer communication frame format control data Network Based; Described application layer is resolved for the data that network protocol layer is provided, the application that specified data is relevant and utility command.
2. integrated WSN intelligent sensor unified interface system according to claim 1, it is characterized in that, whether whether exceed permission threshold value in normal measuring range with the variable quantity of interior and sampled instantaneous value according to sensor assembly sampled instantaneous value, judge the reliability of sensor assembly sampled instantaneous value and generate corresponding quality control mark.
3. integrated WSN intelligent sensor unified interface system according to claim 1, it is characterized in that, the relevant control measuring ability that described physical layer is carried out comprise following at least one: low-power consumption dormancy and activate link-quality instruction and the clear channel assessment (CCA) of radio frequency transmission, channel energy detection, detection transceiving data bag.
4. integrated WSN intelligent sensor unified interface system according to claim 1, it is characterized in that, the network protocol layer communication frame format that described network protocol layer generates comprises route field, and described route field is used to indicate the routing mode of integrated WSN intelligent sensor node to the communication frame receiving.
5. according to the integrated WSN intelligent sensor unified interface system described in above claim any one, it is characterized in that, described microprocessor is also with carrying out power supply and power managed.
6. according to the integrated WSN intelligent sensor unified interface system described in above claim any one, it is characterized in that, node power module is arranged at described expansion board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410452043.3A CN104185307B (en) | 2014-09-05 | 2014-09-05 | A kind of integrated WSN intelligence sensors unified interface system of facing agricultural greenhouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410452043.3A CN104185307B (en) | 2014-09-05 | 2014-09-05 | A kind of integrated WSN intelligence sensors unified interface system of facing agricultural greenhouse |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104185307A true CN104185307A (en) | 2014-12-03 |
| CN104185307B CN104185307B (en) | 2017-10-24 |
Family
ID=51965952
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410452043.3A Active CN104185307B (en) | 2014-09-05 | 2014-09-05 | A kind of integrated WSN intelligence sensors unified interface system of facing agricultural greenhouse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104185307B (en) |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105242621A (en) * | 2015-10-22 | 2016-01-13 | 北京石油化工学院 | Agriculture greenhouse environment monitoring system communication method |
| CN105719454A (en) * | 2016-01-28 | 2016-06-29 | 无锡南理工科技发展有限公司 | Extensible ZigBee data transmission device and method |
| CN106094578A (en) * | 2016-06-02 | 2016-11-09 | 黄健松 | A kind of method and apparatus processing collection data |
| CN106297250A (en) * | 2016-10-10 | 2017-01-04 | 普天智能照明研究院有限公司 | A kind of remote family data acquisition system and energy consumption acquisition system |
| CN108345241A (en) * | 2017-12-29 | 2018-07-31 | 上海矽润科技有限公司 | A kind of agricultural wireless sensor network node |
| CN108459513A (en) * | 2018-04-25 | 2018-08-28 | 江南大学 | Distributed monitoring platform and monitoring method towards the application of intelligent bedroom |
| CN109089278A (en) * | 2018-09-29 | 2018-12-25 | 中国联合网络通信集团有限公司 | A kind of interface test method and device |
| CN110366274A (en) * | 2019-07-31 | 2019-10-22 | 苏州金奥鸿蒙智能科技有限公司 | It is a kind of based on the wireless sensor Ecological information collection method across protocol communication |
| CN111400391A (en) * | 2020-04-14 | 2020-07-10 | 北京首安信息技术有限公司 | Internet of things integrated networking display method |
| CN111756781A (en) * | 2019-03-28 | 2020-10-09 | 上海新微技术研发中心有限公司 | Sensor integrated interaction device and interaction method |
| CN114442537A (en) * | 2022-01-29 | 2022-05-06 | 深圳市智慧湾科技有限公司 | Device intelligentization method, device and readable storage medium |
| WO2023065356A1 (en) * | 2021-10-22 | 2023-04-27 | Shenzhen Rakwireless Technology Co., Ltd. | Data transmission method and sensor probe |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201733330U (en) * | 2010-01-12 | 2011-02-02 | 广东工业大学 | System based on wireless sensor network for monitoring contaminated area of farmland |
| CN102053587A (en) * | 2009-10-27 | 2011-05-11 | 西安迅腾科技有限责任公司 | Wireless internet-based multi-node environmental parameter integrated monitoring system |
| CN201994971U (en) * | 2011-03-24 | 2011-09-28 | 无锡南理工科技发展有限公司 | Intelligent agricultural monitoring system based on wireless sensor network |
| CN103685462A (en) * | 2013-11-05 | 2014-03-26 | 郭皓升 | Ecological agricultural environment intelligent monitoring system based on ZigBee network |
-
2014
- 2014-09-05 CN CN201410452043.3A patent/CN104185307B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102053587A (en) * | 2009-10-27 | 2011-05-11 | 西安迅腾科技有限责任公司 | Wireless internet-based multi-node environmental parameter integrated monitoring system |
| CN201733330U (en) * | 2010-01-12 | 2011-02-02 | 广东工业大学 | System based on wireless sensor network for monitoring contaminated area of farmland |
| CN201994971U (en) * | 2011-03-24 | 2011-09-28 | 无锡南理工科技发展有限公司 | Intelligent agricultural monitoring system based on wireless sensor network |
| CN103685462A (en) * | 2013-11-05 | 2014-03-26 | 郭皓升 | Ecological agricultural environment intelligent monitoring system based on ZigBee network |
Non-Patent Citations (2)
| Title |
|---|
| 戴由旺: ""基于ZigBee的无线智能传感节点设计与实现"", 《中国优秀硕士学位论文全文数据库》 * |
| 谭剑: ""基于WSN的智能农业大棚设计与实现"", 《中国优秀硕士学位论文全文数据库》 * |
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105242621A (en) * | 2015-10-22 | 2016-01-13 | 北京石油化工学院 | Agriculture greenhouse environment monitoring system communication method |
| CN105719454B (en) * | 2016-01-28 | 2019-03-15 | 海穗信息技术(上海)有限公司 | A kind of expansible ZigBee data transmission set and method |
| CN105719454A (en) * | 2016-01-28 | 2016-06-29 | 无锡南理工科技发展有限公司 | Extensible ZigBee data transmission device and method |
| CN106094578A (en) * | 2016-06-02 | 2016-11-09 | 黄健松 | A kind of method and apparatus processing collection data |
| CN106297250A (en) * | 2016-10-10 | 2017-01-04 | 普天智能照明研究院有限公司 | A kind of remote family data acquisition system and energy consumption acquisition system |
| CN108345241A (en) * | 2017-12-29 | 2018-07-31 | 上海矽润科技有限公司 | A kind of agricultural wireless sensor network node |
| CN108459513A (en) * | 2018-04-25 | 2018-08-28 | 江南大学 | Distributed monitoring platform and monitoring method towards the application of intelligent bedroom |
| CN109089278A (en) * | 2018-09-29 | 2018-12-25 | 中国联合网络通信集团有限公司 | A kind of interface test method and device |
| CN111756781A (en) * | 2019-03-28 | 2020-10-09 | 上海新微技术研发中心有限公司 | Sensor integrated interaction device and interaction method |
| CN111756781B (en) * | 2019-03-28 | 2023-08-11 | 上海新微技术研发中心有限公司 | Sensor integrated interaction device and interaction method |
| CN110366274A (en) * | 2019-07-31 | 2019-10-22 | 苏州金奥鸿蒙智能科技有限公司 | It is a kind of based on the wireless sensor Ecological information collection method across protocol communication |
| CN111400391A (en) * | 2020-04-14 | 2020-07-10 | 北京首安信息技术有限公司 | Internet of things integrated networking display method |
| WO2023065356A1 (en) * | 2021-10-22 | 2023-04-27 | Shenzhen Rakwireless Technology Co., Ltd. | Data transmission method and sensor probe |
| CN114442537A (en) * | 2022-01-29 | 2022-05-06 | 深圳市智慧湾科技有限公司 | Device intelligentization method, device and readable storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104185307B (en) | 2017-10-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104185307A (en) | Agricultural-greenhouse-oriented integrated WSN intelligent sensor uniform interface system | |
| CN105116848B (en) | Residential architecture indoor air chemical pollution and Health Category evaluation Internet of things system | |
| CN1949814B (en) | Domestic protection environment monitoring warning system based on wireless sensor network | |
| CN201680857U (en) | Wireless sensor network acquisition node device and system for monitoring crop paramthers | |
| CN205027451U (en) | Granary temperature monitoring device based on thing networking | |
| CN204085562U (en) | A kind of wireless mine environment monitoring system based on ZigBee and GPRS | |
| CN202663556U (en) | Wireless real-time greenhouse supervision and management system based on Zigbee technology | |
| CN104519076A (en) | Agriculture environment monitoring control system | |
| CN201955886U (en) | Agricultural environment information collection system based on wireless sensor network | |
| CN103021154A (en) | Wireless meter reading system based on Ad Hoc | |
| CN102130942A (en) | Greenhouse wireless remote plant eco-physiology monitoring system based on ZigBee and 3G network | |
| CN103327606A (en) | Wireless sensor network node location method based on acceleration sensor | |
| US20210116284A1 (en) | Assembly with a utility meter and an autonomous sensor, and method for operating the assembly | |
| Xu et al. | Wireless sensors in farmland environmental monitoring | |
| CN201622685U (en) | Wireless sensor network monitoring system for field atmospheric environment and hydrologic information | |
| CN106643872A (en) | Spatial photometric distribution intelligent monitoring system based on Zigbee | |
| CN102469624A (en) | Wireless intelligent ad hoc network data transmission technology and equipment based on frequency band within 1.0GHz | |
| Luo et al. | The implementation of wireless sensor and control system in greenhouse based on ZigBee | |
| CN203405235U (en) | Integrated facility environment parameter tester based on Internet of things | |
| Chuanan et al. | Implementation of greenhouse monitoring system based on RF transceiver | |
| CN103037001B (en) | A kind of standard signal acquisition device and accordingly method of testing and system | |
| Hsieh et al. | Self-configuration and smart binding control on iot applications | |
| CN202583050U (en) | Carbon dioxide detection node | |
| Xie et al. | An intelligent smoke detector system based on lora and indoor positioning | |
| CN110754330A (en) | Intelligent water-saving irrigation system based on LoRa technology and based on Internet of things |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200729 Address after: Room 604-13, 6 / F, 109 Hexing Road, Nangang District, Harbin City, Heilongjiang Province Patentee after: Heilongjiang Shiyi Technology Co., Ltd Address before: 215123 No. 199 benevolence Road, Suzhou Industrial Park, Jiangsu, China Patentee before: Suzhou University |
|
| TR01 | Transfer of patent right |