CN203416432U - Wireless sensor gateway - Google Patents
Wireless sensor gateway Download PDFInfo
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- CN203416432U CN203416432U CN201320506527.2U CN201320506527U CN203416432U CN 203416432 U CN203416432 U CN 203416432U CN 201320506527 U CN201320506527 U CN 201320506527U CN 203416432 U CN203416432 U CN 203416432U
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Abstract
The utility model discloses a wireless sensor gateway, which comprises a data acquisition module, a processor control module, a data transmission module and a power supply module, wherein the data acquisition module comprises at least one of a Zigbee communication unit, a Bluetooth communication unit and a wireless local area network communication unit, and the data acquisition module is in communication connection with a wireless sensor node arranged in forest region; the processor control module comprises an extensible development board and a processor, the processor is installed in a corresponding interface of the extensible development board, and the extensible development board is connected with the data acquisition module through a first data interface; the data transmission module is connected with a second data interface of the extensible development board, and the data transmission module comprises a 3G communication unit, a data radio station transmission unit and a satellite transmission unit; and the power supply module is connected with the data acquisition module, the processor control module and the data transmission module.
Description
Technical field
The utility model relates to forest environment monitoring field, in particular to a kind of wireless sensor gateway.
Background technology
Forest environment monitoring is the basis of forest conservation and management, is the important leverage of building Modern Forestry, realizing forest scientific management.Forest environment monitoring can be summarized as two classes, and a class is the monitoring to envirment factor, the variation of major concern Forest Environment Factor; One class is the monitoring to Forest Ecological Factors, is mainly efficacy monitoring.The monitoring that in the utility model, Forest Environment Factor is refered in particular in the monitoring of the forest environment of indication.Wireless sensor network (wireless sensor network, WSN) is comprised of the microsensor node being deployed in a large number in monitored area.The network system of the self-organizing of the multi-hop that these sensor nodes form by communication, thus reach the information of perceptive object in the geographic area of perception, its network coverage of acquisition and processing.Wireless sensor network has that Real-Time Monitoring, intelligent self-organizing, reliability are strong, low-power consumption and the feature such as low-cost, is the feasible program of a kind of effective solution forest monitoring.
At present, in the application of forestry wireless senser, a large amount of monitorings mainly concentrate on the good region of infrastructure, by means of wired or wireless (as GPRS etc.), transmit, will be by the purple honeybee of ZigBee(at sensor node internal main) carry out networking, consider that region, forest zone is wide, circumstance complication, stand type is various, and different forest land resource structures has different requirements to the tissue of wireless sensor network, procotol and node characteristic.Its subject matter facing is: (1) sensor node data is collected and transmission problem; (2) long term monitoring Power supply problem; (3) forest zone uncertain environment adaptability; (4) Cost Problems etc.
For above problem, the particular surroundings of the utility model based on forest zone, in conjunction with cloud computing, designed a kind of wireless sensor gateway, by in conjunction with gateway data acquisition technology and IaaS cloud service pattern, large-scale wireless sensor network equipment is connected with cloud platform, lower end is carried out to the management of wireless sensor network, be responsible for collection and the transmission of sensor device data, to upper end cloud platform, provide wireless sensor gateway access interface, make whole Internet of Things form an integral body, become hinge and the core of forestry Internet of Things.
Utility model content
The utility model provides a kind of wireless sensor gateway, in order to solve the data transmission problems without network coverage forest zone.
For achieving the above object, the utility model provides a kind of wireless sensor gateway, comprising: data acquisition module, processor control module, data transmission module and power module, wherein:
Data acquisition module comprises Zigbee communication unit, bluetooth-communication unit, WLAN (Wireless Local Area Networks, WLAN) at least one in communication unit, data acquisition module and the wireless sensor node communication connection that is arranged on forest zone;
Processor control module comprises can regarded as output controlling plate and processor, processor be arranged on can regarded as output controlling plate the corresponding interface on, can by the first data-interface, be connected with data acquisition module by regarded as output controlling plate;
Data transmission module is connected with the second data-interface that can regarded as output controlling plate, and data transmission module comprises 3G communication unit, data radio station transmission unit and satellite transmission unit;
Power module is connected with data transmission module with data acquisition module, processor control module respectively.
Optionally, can regarded as output controlling plate for flying to insult OK6410 development board, processor is Samsung S3C6410 processor.
Optionally, expansion module that can regarded as output controlling plate comprise following at least one:
3G, GPS, GPRS, WIFI, camera, CAN/485 bus and VGA/TV.
Optionally, satellite transmission unit is that enlightening is entered M10.
Above-described embodiment by adopt the methods such as the communications such as energy dump and scheduling strategy, 3G, data radio station and satellite and reliable data management and system self reover solved gateway energy consumption, communicate by letter, the problems such as data management and environmental suitability, can for forest zone particularly remote, thickly forested mountains district monitoring a reliable gateway device is efficiently provided, for the Real-Time Monitoring that gos deep into of forest provides safeguard, for more in depth studying forest, scientific research personnel provides basic data.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the wireless sensor gateway schematic diagram of an embodiment of the utility model;
Fig. 2 is the ORBCOMM system schematic of an embodiment of the utility model.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, rather than whole embodiment.Embodiment based in the utility model, those of ordinary skills are not paying all other embodiment that obtain under creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 1 is the wireless sensor gateway schematic diagram of an embodiment of the utility model; As shown in the figure, this wireless sensor gateway comprises: data acquisition module 10, processor control module 20, data transmission module 30 and power module 40, wherein:
Data acquisition module 10 comprises at least one in Zigbee communication unit, bluetooth-communication unit, WLAN communication unit, data acquisition module 10 and the wireless sensor node communication connection that is arranged on forest zone, wherein the wireless sensor node in forest zone refers to the wireless sensor node in forest land sensor network, shrub land sensor network and opening sensor network;
Processor control module 20 comprises can regarded as output controlling plate and processor, processor be arranged on can regarded as output controlling plate the corresponding interface on, can by the first data-interface, be connected with data acquisition module 10 by regarded as output controlling plate;
Data transmission module 30 is connected with the second data-interface that can regarded as output controlling plate, and data transmission module 30 comprises 3G communication unit, data radio station transmission unit and satellite transmission unit;
Power module 40 is connected with data acquisition module 10, processor control module 20 and data transmission module 30 respectively.
In the above-described embodiments, wireless sensor gateway is hinge and the core of whole wireless sensor network, its lower end is connecting wireless sensor devices, be responsible for forest land sensor network, shrub land sensor network and opening sensor network to manage, the data that forestry sensor device is obtained gather, process and transmit; Upper end is connected with cloud platform, by cloud platform access interface is provided, at cloud podium level, to wireless sensor gateway, carry out virtual, to user, provide the transparent access based on IaaS service, realize the collection to the management of wireless sensor gateway, wireless sensor network and Forestry Data task by clients such as browsers; Wireless sensor gateway is being born the conversion function of transducer underlying protocol and the Internet upper-layer protocol between sensor device and cloud platform.
Processor control module is the core of whole hardware layer, is responsible for the poly-remittance of data, data acquisition, data preliminary treatment, data transmission and the keys such as the management of system, equipment and node are processed.For example, above-mentioned can regarded as output controlling plate for flying to insult OK6410 development board, the kernel control module that this development board provides possesses stronger function and abundant peripheral hardware resource, supports LINUX operating system, can meet design object.Processor (CPU) is Samsung S3C6410 processor, and CPU core is ARM1176JZF-S, and dominant frequency is 553MHz/667MHz, has powerful internal resource and disposal ability.Simultaneously, can regarded as output controlling plate support the removable Double Data Rate synchronous DRAM of multiple Mobile DDR() and multiple NANDFlash((Not And Flash ROM, with non-flash memory), integrated multiple high end interface, as composite signal, IIC(Inter-Integrated Circuit, integrated circuit (IC) bus), SPI(Serial Peripheral Interface, Serial Peripheral Interface (SPI)), UART(Universal Asynchronous Receiver/Transmitter, universal asynchronous receiving-transmitting transmitter), LCD(Liquid Crystal Display, liquid crystal display), USB(Universal Serial Bus, USB), SD(Secure Digital Memory, secure digital memory) card, the interfaces such as Ethernet, support DSP(Digital Singnal Processor, digital signal processor) instruction and SIMD(Single Instruction Multiple Data, single-instruction multiple-data stream (SIMD)) instruction (can for high speed data processing), MPEG(Moving Pictures Experts Group is provided, dynamic image expert group)-4/H.263/H.264 codec functions, draw GPIO(general programmable input/output interface) simultaneously, can facilitate expanding function.The ancillary equipment of development board has RTL(register-transferlevel, Method at Register Transfer Level), PLL(Phase Locked Loop, phase-locked loop), Watch-Dog(house dog), DMA(Direct Memory Access, direct memory access) and 8 * 8 keyboard matrix and the peripheral circuit of multi-path serial communication interface and accumulator system, clock system, power-supply system and other Circuits System.The expansion module of this development board comprises 3G, GPS(global positioning system, global positioning system), GPRS(General Packet Radio Service, GPRS), WIFI(Wireless Fidelity, wireless compatibility authentication), camera, CAN(Controller AreaNetwork, controller local area network)/485 buses, VGA(Video Graphics Array, / TV(Television, TV) etc. Video Graphics Array) tens of kinds.
Data acquisition module is to be mainly responsible for gateway to intercom mutually with sensor node, sends data acquisition assignment instructions acceptance and data that storage node collects to wireless sensor gateway.That the communication mode that is widely used at present Sensor Network mainly contains is infrared, bluetooth, ZigBee, ultra broadband and WLAN etc., and their each comfortable transmission ranges, frequency etc. respectively have feature.According to the complexity in forest zone, isomerism and cost aspect, consider, the gateway of the utility model design adopts ZigBee, bluetooth and tri-kinds of different modes of WLAN to be connected with transducer.Below these three kinds of acquisition modes are described in detail:
1) ZigBee collecting unit
The near radio group-net communication technology that ZigBee is a kind of low-power consumption, low cost, prolong in short-term, network capacity is large, reliable, safe, is widely used in the communication of wireless sense network now.Its communication distance from the 75m of standard to hundreds of rice, several kilometers, and support infinite expanding.Working frequency range has in 2.4GHz, 868MHz and 915MHz3 frequency range,, there is respectively the transmission rate of the highest 250kb/s, 20kb/s and 40kb/s.It is widely used in controlled in wireless and monitoring application.
In the design of this wireless sensor gateway, ZigBee collecting unit is selected the XBee-PRO of DIGI company module, the ZigBee chip of this module meets IEEE802.15.4 standard, operating frequency is 2.4Ghz, integrated ZigBee RF front end, memory and microcontroller etc. in module.This module possesses at a high speed, 8051 kernels of super low-power consumption, high-capacity flash memory, the 8KB SRAM(static random access memory of the highest 128KB), 250Kb/s high-speed radiocommunication interface, module adopts DSSS(Direct Sequence Spread Spectrum, Direct Sequence Spread Spectrum) frequency spectrum transmission, automatic frequency adjustment, anti-collision, anticollision, thus the reliability of Wireless Data Transmission improved.This module is due to the innovation in design, and the scope of its covering is 2～3 times of standard ZigBee module, and its power consumption is output as 18dBm, greatly reduces the consumption of power.
2) bluetooth acquisition module
Bluetooth transmission is supported point-to-point and point-to-multipoint short-distance wireless communication, has low-power consumption, low cost, good fail safe and interoperability etc. specific.Its data rate is 1Mb/s, approximately 10 meters of left and right of transmission range, working frequency range is 2.4GHz ISM(Industrial Scientific Medical, for industry, science, medical science San Ge principal organ) frequency range.Its more application is at mobile phone, automobile, computer peripheral equipment etc.
In the design of this wireless sensor gateway, using bluetooth module is the DFBM-CF121 of DELTA company, it is by CSR(Control and Status Register, register) balance-to-nonbalance converter of chip, Balun(people portion reversible), filter and some peripheral circuits form jointly.This bluetooth module compatible bluetooth V1.1 and V1.2 standard, receiving sensitivity can reach 721kbps for-78dBm transmission rate, radio-frequency front-end signal after amplifying can so that Bluetooth communication apart from reaching about 50m.The built-in 8Mbit capacity of bluetooth module FLASH memory, thus the relevant underlying protocol that can move bluetooth in module comprises that Bluetooth link management agreement and baseband protocol can communicate by serial ports and upper-layer protocol stack.
3) WLAN acquisition module
WLAN refers to the LAN (Local Area Network) of making transmission medium with wireless channel, important supplement and the extension of wired networking mode, and become gradually a vital part in computer network, be widely used in needing removable data to process and maybe cannot carry out the field of physical transmission medium wiring.Coverage can reach hundreds of rice, and its transmission rate can reach hundreds of Mbps, as IEEE802.11g standard speed can reach 108Mbps.Extensively embed all kinds of computers, mobile phone and consumption electronic product.At present, wireless local area network technology with its cost, volume, power consumption is lower, transmission rate is higher, be widely used.
That in the present embodiment, adopt is the WIFI chip NL6621 of new coastline company, and this chip NL6621 supports 802.11b/g/n/p/e, and maximum transmission power can reach 19dBm.This chip has great advantage at tools such as cost, power consumption, integrated level and autgmentabilities.
Data transmission module is to be mainly responsible for communicating by letter between gateway and cloud platform, the data that are stored in gateway after gathering are sent to cloud platform, and user sends control information by cloud platform or mission bit stream to gateway, the control and management of realization to gateway, and then realize the control and management to whole wireless sensor network.In current sensor network, conventional transmission means mainly contains 3G, GPRS, data radio station, WLAN, satellite and access in radio.The utility model is in conjunction with abominable, the complexity of forest zone environment, and design adopts 3G, data radio station and three kinds of modes of satellite to communicate transmission:.
1) 3G transmission unit
3G(3rd-generation) be the abbreviation of 3G (Third Generation) Moblie technology, have at present four kinds of standard: CDMA2000, WCDMA, TD-SCDMA, WiMAX.Its main advantage is the lifting in the speed of transmission voice and data, and its speed is generally more than hundreds of kbps.3G mobile communications network with it in wide coverage rate, high transfer rate, high reliability and abundant function and the outstanding advantages such as flexibility, be employed a lot of aspects with social life, especially 3G mobile communications network and sensor network are merged, can provide the network transmission platform being more suitable for for the application of multiple different rates, different service types in Internet of Things.
The MC2716CDMA20003G communication module of the 3G module ShiZTE company that the utility model adopts, this module speed uplink is 1.8Mbps, transmit frequency band is 869MHz～894MHz, has the advantages that power consumption is little, transmission rate is fast.
2) data radio station transmission unit
Wireless digital broadcasting station is a kind of Wireless Data Transmission radio station that adopts Digital Signal Processing, digital modulation and demodulation, has the functions such as forward error correction, balanced soft-decision.Operating frequency is 220～240MHz or 400～470MHz frequency range, and effectively covering radius approximately has tens kilometers.Be widely used in the fields such as Aero-Space, railway, electric power, oil, meteorology, earthquake.Data radio station has the advantages such as transmission rate is high, easy of integration, wide coverage, in forest zone, has a wide range of applications.
In the utility model, data radio station adopts GE MDS iNET300 module, its theoretical transmission range is 24 kilometers, and process is at forest zone field test, due to reasons such as mountain range stop, its transmission range is in 6 kilometer range, and this coverage also can meet the demand of forestry to a certain extent.
3) satellite transmission module
The coverage of satellite transmission is very large, but transmission rate has delay.For the remote, thickly forested mountains area that does not have the communication modes such as 3G, radio station to cover in forest zone, satellite communication is necessary feasible.What Digi Satellite Product was used is ORBCOMM satellite system.Fig. 2 is the ORBCOMM system schematic of an embodiment of the utility model.In Fig. 2,201 is ORBCOMM satellite, and 202 is telex network Qi，203Wei gateway ground station, and 204 is gateway control center, and 205 is terminal computer.This satellite system is the at present globally unique special LEO satellite mobile communication system of commercialization for two-way short data/communication.ORBCOMM system is by three main parts: space segment (low-orbit satellite), above ground portion (comprise gateway control center, gateway ground station and be located at the network control center of the U.S.) and telex network device.Between telex network device and satellite, have the up link of 2.4kb/s and the down link of 4.8kb/s, the data volume that satellite system is once uploaded is not more than 8KB.
Digi(enlightening is entered) company issued three kinds of satellite communication modules, i.e. M10, M100 and M200.Digi M10 is the ORBCOMM satellite communication module of existing minimum, and it is low in energy consumption, and superior performance is easy to be integrated in Embedded Application.It provides UART serial ports and user's microprocessor communication, just module secondary development via satellite of user like this, and integrated satellite communication module receives and sends data to subscriber equipment.
The satellite communication module that this wireless sensor gateway adopts is the M10 satellite reception module of Digi company, and this module is the ORBCOMM satellite modem of existing minimum, and it is low in energy consumption, and superior performance is easy to be integrated in Embedded Application.It provides UART serial ports and user's microprocessor communication, and equipment just can receive and send data like a cork via satellite.
Above-described embodiment by adopt the methods such as the communications such as energy dump and scheduling strategy, 3G, data radio station and satellite and reliable data management and system self reover solved gateway energy consumption, communicate by letter, the problems such as data management and environmental suitability, can for forest zone particularly remote, thickly forested mountains district monitoring a reliable gateway device is efficiently provided, for the Real-Time Monitoring that gos deep into of forest provides safeguard, for more in depth studying forest, scientific research personnel provides basic data.
One of ordinary skill in the art will appreciate that: accompanying drawing is the schematic diagram of an embodiment, the module in accompanying drawing or flow process might not be that enforcement the utility model is necessary.
One of ordinary skill in the art will appreciate that: the module in the device in embodiment can be described and be distributed in the device of embodiment according to embodiment, also can carry out respective change and be arranged in the one or more devices that are different from the present embodiment.The module of above-described embodiment can be merged into a module, also can further split into a plurality of submodules.
Finally it should be noted that: above embodiment only, in order to the technical solution of the utility model to be described, is not intended to limit; Although the utility model is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: its technical scheme that still can record previous embodiment is modified, or part technical characterictic is wherein equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution depart from the spirit and scope of the utility model embodiment technical scheme.
Claims (4)
1. a wireless sensor gateway, is characterized in that, comprising: data acquisition module, processor control module, data transmission module and power module, wherein:
Described data acquisition module comprises at least one in purple honeybee communication unit, bluetooth-communication unit, WLAN communication unit, described data acquisition module and the wireless sensor node communication connection that is arranged on forest zone;
Described processor control module comprises can regarded as output controlling plate and processor, described processor be arranged on described can regarded as output controlling plate the corresponding interface on, described can being connected with described data acquisition module by the first data-interface by regarded as output controlling plate;
Described data transmission module is connected with described the second data-interface that can regarded as output controlling plate, and described data transmission module comprises 3G communication unit, data radio station transmission unit and satellite transmission unit;
Described power module is connected with described data transmission module with described data acquisition module, described processor control module respectively.
2. wireless sensor gateway according to claim 1, is characterized in that, described can regarded as output controlling plate for flying to insult OK6410 development board, described processor is Samsung S3C6410 processor.
3. wireless sensor gateway according to claim 1, is characterized in that, described can regarded as output controlling plate expansion module comprise following at least one:
3G, GPS, GPRS, WIFI, camera, CAN/485 bus and VGA/TV.
4. wireless sensor gateway according to claim 1, is characterized in that, described satellite transmission unit is that enlightening is entered M10.
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180857A (en) * | 2014-09-12 | 2014-12-03 | 中广核工程有限公司 | Emergency environment monitoring method and system based on nuclear power plant |
| CN105517204A (en) * | 2014-10-08 | 2016-04-20 | 上海科斗电子科技有限公司 | IOT (Internet of Things) sensor data centralized processing system |
| CN106652410A (en) * | 2016-12-15 | 2017-05-10 | 中国科学院沈阳自动化研究所 | Gateway and method for controlling data acquisition |
| CN108227538A (en) * | 2016-12-14 | 2018-06-29 | 中国航空工业集团公司西安航空计算技术研究所 | A kind of aviation remote interface intelligence sensor |
| CN110275457A (en) * | 2018-03-15 | 2019-09-24 | 沈阳唯实软件有限公司 | A kind of satellite system data inspection real-time collector |
| CN112217884A (en) * | 2020-09-27 | 2021-01-12 | 深圳市超算科技开发有限公司 | Internet of things data transmission method and system and electronic equipment |
-
2013
- 2013-08-19 CN CN201320506527.2U patent/CN203416432U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104180857A (en) * | 2014-09-12 | 2014-12-03 | 中广核工程有限公司 | Emergency environment monitoring method and system based on nuclear power plant |
| CN105517204A (en) * | 2014-10-08 | 2016-04-20 | 上海科斗电子科技有限公司 | IOT (Internet of Things) sensor data centralized processing system |
| CN108227538A (en) * | 2016-12-14 | 2018-06-29 | 中国航空工业集团公司西安航空计算技术研究所 | A kind of aviation remote interface intelligence sensor |
| CN106652410A (en) * | 2016-12-15 | 2017-05-10 | 中国科学院沈阳自动化研究所 | Gateway and method for controlling data acquisition |
| CN110275457A (en) * | 2018-03-15 | 2019-09-24 | 沈阳唯实软件有限公司 | A kind of satellite system data inspection real-time collector |
| CN112217884A (en) * | 2020-09-27 | 2021-01-12 | 深圳市超算科技开发有限公司 | Internet of things data transmission method and system and electronic equipment |
| CN112217884B (en) * | 2020-09-27 | 2021-12-10 | 深圳市超算科技开发有限公司 | Internet of things data transmission method and system and electronic equipment |
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Owner name: YINGCHUANG XINGKONG (BEIJING) TECHNOLOGY CO., LTD. Effective date: 20141204 |
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Effective date of registration: 20141204 Address after: 100091 Xiangshan Road East, Beijing, Haidian District, No. 2 Patentee after: Institute of Source Information, Chinese Academy of Forestry Patentee after: Itmake star (Beijing) Technology Co. Ltd. Address before: 100091 Xiangshan Road, Beijing, Haidian District East small house, No. 1 Patentee before: Institute of Source Information, Chinese Academy of Forestry |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
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Granted publication date: 20140129 Termination date: 20180819 |