CN102547805A - Wireless sensor node with functions of automatic program updating and parameter correcting - Google Patents
Wireless sensor node with functions of automatic program updating and parameter correcting Download PDFInfo
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- CN102547805A CN102547805A CN2010105950869A CN201010595086A CN102547805A CN 102547805 A CN102547805 A CN 102547805A CN 2010105950869 A CN2010105950869 A CN 2010105950869A CN 201010595086 A CN201010595086 A CN 201010595086A CN 102547805 A CN102547805 A CN 102547805A
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Abstract
The invention discloses a wireless sensor node with functions of automatic program updating and parameter correcting, which comprises a sensor module, a CPU (central processing unit) module, a short-distance wireless communication module, a data memory module, a wireless transceiver, a program loading and updating module, a parameter correcting module, an automatic information type identification module, an information transferring module and a power module. The short-distance wireless communication module is used for automatically searching adjacent wireless sensor nodes. The wireless transceiver is used for synchronously receiving control information consisting of parameter correction information and program updating information transmitted by an upper computer while uploading data acquired by the sensor module. The automatic information type identification module is used for automatically identifying and classifying control information types. The information transferring module is used for transferring the information classified by the automatic information type identification module to the program loading and updating module and the parameter correcting module respectively. The wireless sensor node is reasonable in design, convenient in networking and maintenance, convenient and effective in use, high in intelligent level and capable of automatically upgrading and updating internal programs and correcting operation parameters.
Description
Technical field
The present invention relates to a kind of wireless sensor node, especially relate to a kind of wireless sensor node with Automatic Program renewal and parameter debugging functions.
Background technology
At present; Mainly be to carry out collection in worksite when carrying out data acquisition through data acquisition system; The artificial then data with collection are sent to data processing server through wired or wireless mode and handle; This data acquisition modes real-time is poor, promptly can not gather in real time, real-time Transmission, thereby can not satisfy actual needs.Along with the development of information technologies such as communication, network, make real time data acquisition and real-time Transmission become possibility based on the exploitation and the construction of radio sensing network.Yet the construction of sensor network does not get into the practical stage always as yet; Trace it to its cause; The function that is sensing net node does not reach requirement;, calculating limited such as energy constraint, communication capacity and storage capacity are limited etc., and in these problems, the data acquisition and processing (DAP) ability becomes the bottleneck of restriction standardization, pervasive sensor network nodes development.In data acquisition, common sensing net node can only be gathered single data, maybe can only insert one road analog sensor.On data processing, common sensing net node sampling analysis speed is slow, and the antijamming capability in complex environment is not high, the misinformation of generation information easily.Simultaneously, existing wireless sensor node scarcely has Automatic Program to be upgraded and the timely debugging functions of parameter, and just because of above-mentioned various reasons, existing sensing net node can't effectively be accomplished real-time information gathering task.
Summary of the invention
Technical problem to be solved by this invention is to above-mentioned deficiency of the prior art; A kind of wireless sensor node with Automatic Program renewal and parameter debugging functions is provided; It is reasonable in design, arrange net and easy to maintenance, use is easy and simple to handle and result of use good, intelligent degree high; Can carry out internal processes upgrading, renewal and running parameter correction automatically, can solve effectively that the communication capacity that existing sensor node exists is poor, function singleness, life-span are short, be not easy to defective and deficiency such as maintenance.
For solving the problems of the technologies described above; The technical scheme that the present invention adopts is: a kind of wireless sensor node with Automatic Program renewal and parameter debugging functions; It is characterized in that: the CPU module that comprises sensor assembly, joins with sensor assembly, join with the CPU module and be used for automatic searching near wireless sensor node short-range wireless communication module, data memory module, the wireless transceiver that when sensor assembly institute image data is uploaded, the control information of being made up of parameter modification information and program updates information that host computer sent is received synchronously, to CPU inside modules program load with the program loading of real-time update and update module, to the running parameter of CPU module carry out real-time update and correction the parameter correcting module, to the information type of institute's receiving control information discern automatically and the automatic identification module of information type of classifying, will be through the sorted parameter modification information of the automatic identification module of information type and program updates the information loading of unloading to program and the information unloading module of update module and parameter correcting module and the power module that joins with the CPU module respectively; Said data memory module, wireless transceiver, program loading and update module, parameter correcting module, the automatic identification module of information type and information unloading module are all joined with the CPU module, and said information unloading module and the automatic identification module of information type join.
Above-mentioned wireless sensor node with Automatic Program renewal and parameter debugging functions, it is characterized in that: said short-range wireless communication module is the ZigBee short-range wireless communication module.
Above-mentioned wireless sensor node with Automatic Program renewal and parameter debugging functions; It is characterized in that: said power module comprises power management module and the rechargeable battery and the solar energy charging battery that join with power management module respectively, and said power management module and CPU module are joined.
Above-mentioned wireless sensor node with Automatic Program renewal and parameter debugging functions is characterized in that: also comprise the timing module that joins with the CPU module.
Above-mentioned wireless sensor node with Automatic Program renewal and parameter debugging functions; It is characterized in that: said sensor assembly comprises the sensor groups be made up of a plurality of transducers, the data pre-process circuit module of joining with sensor groups and the data acquisition module that joins with data pre-process circuit module, and said data acquisition module and CPU module are joined.
Above-mentioned wireless sensor node with Automatic Program renewal and parameter debugging functions, it is characterized in that: said data memory module is the RAM memory that is under the electriferous state.
The present invention compared with prior art has the following advantages:
1, realized that different sensors is used simultaneously and the data fusion technology, real-time, the various and wide coverage of data type, scope and speed that each sensing net node information is propagated are big, and the working sensor state adopts Remote Wake Up mechanism, can save electric power.
2, reasonable in design, co-ordination efficient is high between each module, and each assembly all adopts the modular form setting, and very power saving has prolonged useful life of sensor node greatly.
3, sensing net node adopts the rechargeable battery power supply, is convenient to change, and guarantees that the node power supply is stable, makes the whole sensor network have restructural and easy scalability, maintain easily and manage.
4, can carry out parameter modification and program upgrade to sensing net node through remote command, realize the long-range correction of common transducer, communication capacity is strong, and transmission speed is fast.
5, node is responsible for connecting communicating by letter of wireless sensor network and external network, realizes conversion and the wireless transmission of sensing data between two kinds of network communication protocols.
6, the user only need start related command, and transmitting control commands can be realized the remote collection and the transmission of data to the sensor network internal node.
7, realized the plug and play of common transducer, installing and replacing and laying are convenient.
In sum; The present invention is reasonable in design, arrange net and easy to maintenance, use is easy and simple to handle and result of use good, intelligent degree high; Can carry out internal processes upgrading, renewal and running parameter correction automatically, can solve effectively that the communication capacity that existing sensor node exists is poor, function singleness, life-span are short, be not easy to defective and deficiency such as maintenance.
Through accompanying drawing and embodiment, technical scheme of the present invention is done further detailed description below.
Description of drawings
Fig. 1 is a schematic block circuit diagram of the present invention.
Description of reference numerals:
The 1-sensor assembly; The 1-1-sensor groups; 1-2-data pre-process circuit mould
Piece;
The 1-3-data acquisition module; The 2-CPU module; The 3-short-range wireless communication module;
The 4-data memory module; The 5-wireless transceiver; The 6-timing module;
The 7-program loads and upgrades mould 8-parameter correcting module; The 9-information type is discerned mould automatically
Piece; Piece;
10-information unloading module; The 11-power module; The 11-1-power management module;
The 11-2-rechargeable battery; The 11-3-solar recharging
The pond.
Embodiment
As shown in Figure 1; The CPU module 2 that the present invention includes sensor assembly 1, joins with sensor assembly 1, join with CPU module 2 and be used for automatic searching near wireless sensor node short-range wireless communication module 3, data memory module 4, the wireless transceiver 5 that when 1 image data of sensor assembly is uploaded, the control information of being made up of parameter modification information and program updates information that host computer sent is received synchronously, to CPU module 2 internal processes the program with real-time update of loading load with update module 7, to the running parameter of CPU module 2 carry out real-time update and correction parameter correcting module 8, to the information type of institute's receiving control information discern automatically and the automatic identification module of the information type of classifying 9, will be through the automatic identification module 9 sorted parameter modification information of information type and program updates the information loading of unloading to program and update module 7 and the information unloading module 10 of parameter correcting module 8 and the power module 11 that joins with CPU module 2 respectively; Said data memory module 4, wireless transceiver 5, program load with update module 7, parameter correcting module 8, the automatic identification module 9 of information type and information unloading module 10 all joins with CPU module 2, and said information unloading module 10 and the automatic identification module 9 of information type join.
In the present embodiment, said short-range wireless communication module 3 is the ZigBee short-range wireless communication module.Said power module 11 comprises power management module 11-1 and the rechargeable battery 11-2 and the solar energy charging battery 11-3 that join with power management module 11-1 respectively, and said power management module 11-1 and CPU module 2 are joined.
Simultaneously, the present invention also comprises the timing module 6 that joins with CPU module 2.In the present embodiment; Said sensor assembly 1 comprises the sensor groups 1-1 that is made up of a plurality of transducers, the data pre-process circuit module 1-2 that joins with sensor groups 1-1 and the data acquisition module 1-3 that joins with data pre-process circuit module 1-2, and said data acquisition module 1-3 and CPU module 2 are joined.Said data memory module 4 is for being in the RAM memory under the electriferous state.
The above; It only is preferred embodiment of the present invention; Be not that the present invention is done any restriction, every technical spirit changes any simple modification, change and the equivalent structure that above embodiment did according to the present invention, all still belongs in the protection range of technical scheme of the present invention.
Claims (6)
1. one kind has that Automatic Program is upgraded and the wireless sensor node of parameter debugging functions; It is characterized in that: the CPU module (2) that comprises sensor assembly (1), joins with sensor assembly (1), join with CPU module (2) and be used for automatic searching near wireless sensor node short-range wireless communication module (3), data memory module (4), the wireless transceiver (5) that when sensor assembly (1) institute image data is uploaded, the control information of being made up of parameter modification information and program updates information that host computer sent is received synchronously, to CPU module (2) internal processes the program with real-time update of loading load with update module (7), to the running parameter of CPU module (2) carry out real-time update and correction parameter correcting module (8), to the information type of institute's receiving control information discern automatically with the automatic identification module of information type (9) of classifying, will be through the sorted parameter modification information of the automatic identification module of information type (9) and unloading to the program loading of program updates information difference and update module (7) and the information unloading module (10) of parameter correcting module (8) and the power module (11) that joins with CPU module (2); Said data memory module (4), wireless transceiver (5), program load with update module (7), parameter correcting module (8), the automatic identification module of information type (9) and information unloading module (10) all joins with CPU module (2), and said information unloading module (10) is joined with the automatic identification module of information type (9).
2. according to the described wireless sensor node with Automatic Program renewal and parameter debugging functions of claim 1, it is characterized in that: said short-range wireless communication module (3) is the ZigBee short-range wireless communication module.
3. according to claim 1 or 2 described wireless sensor nodes with Automatic Program renewal and parameter debugging functions; It is characterized in that: said power module (11) comprises that power management module (11-1) and the rechargeable battery (11-2) and the solar energy charging battery (11-3) that join with power management module (11-1) respectively join, and said power management module (11-1) joins with CPU module (2).
4. according to claim 1 or 2 described wireless sensor nodes, it is characterized in that: also comprise the timing module (6) that joins with CPU module (2) with Automatic Program renewal and parameter debugging functions.
5. according to claim 1 or 2 described wireless sensor nodes with Automatic Program renewal and parameter debugging functions; It is characterized in that: said sensor assembly (1) comprises the sensor groups (1-1) be made up of a plurality of transducers, the data pre-process circuit module (1-2) of joining with sensor groups (1-1) and the data acquisition module (1-3) that joins with data pre-process circuit module (1-2), and said data acquisition module (1-3) joins with CPU module (2).
6. according to claim 1 or 2 described wireless sensor nodes with Automatic Program renewal and parameter debugging functions, it is characterized in that: said data memory module (4) is for being in the RAM memory under the electriferous state.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010105950869A CN102547805A (en) | 2010-12-19 | 2010-12-19 | Wireless sensor node with functions of automatic program updating and parameter correcting |
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| CN2010105950869A CN102547805A (en) | 2010-12-19 | 2010-12-19 | Wireless sensor node with functions of automatic program updating and parameter correcting |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104581807A (en) * | 2014-12-19 | 2015-04-29 | 上海物联网有限公司 | Routing protocol networking performance verification device for wireless sensor network |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104581807A (en) * | 2014-12-19 | 2015-04-29 | 上海物联网有限公司 | Routing protocol networking performance verification device for wireless sensor network |
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Application publication date: 20120704 |