CN110312225A - A kind of wireless sensor hardware device - Google Patents
A kind of wireless sensor hardware device Download PDFInfo
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- CN110312225A CN110312225A CN201910697306.XA CN201910697306A CN110312225A CN 110312225 A CN110312225 A CN 110312225A CN 201910697306 A CN201910697306 A CN 201910697306A CN 110312225 A CN110312225 A CN 110312225A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses a kind of wireless sensor hardware devices, the wireless sensor hardware device data collected of adjacent node are received by data transmission unit, and the collected data of wireless sensor hardware device institute of each adjacent node are arranged according to the position of the wireless sensor hardware device of each adjacent node, obtain the data area of the data of the wireless sensor hardware device acquisition of present node, and it is compared with the data of the wireless sensor hardware device of present node acquisition, if the data that the wireless sensor hardware device of present node acquires are not in the data area, the data for then taking the median of the data area to acquire as the wireless sensor hardware device of present node, and host computer is transmitted that data to by data transmission unit.The present invention is interacted by the data with adjacent node, and is analyzed the data of the node, so that accurately judging the accuracy of the acquired data of the back end, while being corrected to data.
Description
Technical field
The present invention relates to sensor technical field, in particular to a kind of wireless sensor hardware device.
Background technique
In the field of data acquisition, the node of data acquisition usually can be all used, the data in each range are carried out
Acquisition, then collected data are transferred to host computer and are summarized, finally obtain the data information in entire scope.But
Node carry out data acquisition during, inevitably have some data acquisition when it is larger with true gap data, from
And the inaccuracy for causing data to acquire.
Summary of the invention
The purpose of the present invention is overcoming above-mentioned problems of the prior art, a kind of wireless sensor hardware dress is provided
It sets, is interacted by the data with adjacent node, and the data of the node are analyzed, so that accurately judging the data
The accuracy of the acquired data of node, while data are corrected.
For this purpose, the present invention provides a kind of wireless sensor hardware device, including for acquiring data data acquisition unit,
Data processing unit for being handled data, the data transmission unit for being used for transmission data and for giving data acquisition
The power supply device of unit, data processing unit and data transmission unit power supply.
The data processing unit is adopted by the wireless sensor hardware device that data transmission unit receives adjacent node
The data of collection, and according to the position of the wireless sensor hardware device of each adjacent node by the wireless sensing of each adjacent node
The collected data of device hardware device institute are arranged, and the data of the wireless sensor hardware device acquisition of present node are obtained
Data area, and compared with the data of the wireless sensor hardware device of present node acquisition, if the wireless biography of present node
The data of sensor hardware device acquisition are in the data area, then collected data are transferred to by the data transmission unit
The wireless sensor hardware device of the position each adjacent node of machine, if the data that the wireless sensor hardware device of present node acquires
Not in the data area, then the median of the data area is taken to acquire as the wireless sensor hardware device of present node
Data, and host computer is transmitted that data to by data transmission unit.
Further, the wireless sensor hardware device of adjacent node passes through nothing of the formal distribution in present node of nine grids
Around line sensor hardware device, the wireless sensor hardware device of present node is located at the middle layout of nine grids.
Further, with the wireless biography of centrosymmetric two adjacent nodes of the wireless sensor hardware device of present node
The data of the number acquisition of sensor hardware device constitute a data area, then the wireless sensor of each adjacent node of nine grids
The data of the number acquisition of hardware device constitute four data areas, the wireless sensor hardware device acquisition of the present node
The data area of data is the intersection of aforementioned four data area.
Further, the data acquisition unit includes data sampling sensor, signal amplifier, signal filter and number
Mode converter, the data sampling sensor include air velocity transducer and optical sensor, and data sampling sensor is by acquisition
Data are sent to signal amplifier and amplify, then the data of amplification are carried out denoising by signal filter, then will go
Data of making an uproar that treated carry out digital-to-analogue conversion by digital analog converter, finally send data processing for the data after digital-to-analogue conversion
Unit.
Further, the data transmission unit includes wireless communication receiver and radio communications transmitter, the channel radio
Letter receiver is used to receive the wireless sensor hardware device data collected of adjacent node and the wireless biography by adjacent node
Sensor hardware device data collected are sent to the data processing unit, and the radio communications transmitter is for adopting data
The data that collection unit is sent are sent to the wireless sensor hardware device of adjacent node, the radio communications transmitter be also used to
Host computer sends data.
Further, the data processing unit includes data processor.
Further, the power supply device uses ups power.
A kind of wireless sensor hardware device provided by the invention, has the following beneficial effects:
1, it is interacted by the data with adjacent node, and the data of the node is analyzed, so that accurately sentencing
The accuracy for the acquired data of the back end of breaking, while data are corrected.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of wireless sensor hardware device provided by the invention；
Fig. 2 is a kind of place node of wireless sensor hardware device provided by the invention and the connection signal of adjacent node
Figure；
Fig. 3 is a kind of place node of wireless sensor hardware device provided by the invention and the air speed value of adjacent node
Model schematic；
Fig. 4 is a kind of place node of wireless sensor hardware device provided by the invention and the illumination value of adjacent node
Model schematic.
Specific embodiment
With reference to the accompanying drawing, multiple specific embodiments of the invention are described in detail, it is to be understood that of the invention
Protection scope be not limited by the specific implementation.
It is known in those skilled in the art without specific number of element types and structure in present specification
The prior art, those skilled in the art can set according to the needs of actual conditions, in the embodiment of present specification
Specific restriction is not done.
Embodiment 1
A kind of wireless sensor hardware device is present embodiments provided, realizes the present invention by basic essential features
Goal of the invention.
Specifically, as shown in Figure 1, the embodiment of the invention provides a kind of wireless sensor hardware devices, including for adopting
Collect the data acquisition unit, the data processing unit for being handled data, the data transmission for being used for transmission data of data
Unit and power supply device for powering to data acquisition unit, data processing unit and data transmission unit.
In the present embodiment, data acquisition unit is for acquiring the data in environment, and concrete implementation is by each
The sensor of seed type, for example, aerial temperature and humidity sensor, soil temperature-moisture sensor, gas concentration lwevel sensor etc. are more
A sensor being used to collect environmental parameters.Data processing unit handles data acquisition unit data collected, by
It is analog signal in data acquisition unit data collected, cannot be identified by machine in subsequent transmission and judgement,
Therefore, it is handled using the data that data processing unit is data acquisition unit, obtains the reduction of the parameter in environment, for
Data processing unit, concrete implementation are realized by processor.Data transmission unit is the transmission for carrying out data
Module, i.e. communication unit, the device of concrete implementation by wireless communication communicated, the transmission for data transmission unit
Object can be adjacent wireless sensor hardware device, be also possible to the host computer of wireless sensor hardware device.
The working principle of above-mentioned wireless sensor hardware device is further described, the data processing unit is logical
The wireless sensor hardware device data collected that data transmission unit receives adjacent node are crossed, and according to each adjacent node
Wireless sensor hardware device position by the collected data of wireless sensor hardware device institute of each adjacent node into
Row arrangement, as shown in Fig. 2, obtain present node wireless sensor hardware device acquisition data data area, and with work as
The data of the wireless sensor hardware device acquisition of front nodal point compare, if the wireless sensor hardware device of present node acquires
Data in the data area, then collected data are transferred to each adjacent node of host computer by the data transmission unit
Wireless sensor hardware device, if the data that the wireless sensor hardware device of present node acquires are not in the data area
In, then the data for taking the median of the data area to acquire as the wireless sensor hardware device of present node, and pass through number
Host computer is transmitted that data to according to transmission unit.
In the present embodiment, data processing unit is filled by the wireless sensor hardware that data transmission unit receives adjacent node
Data collected are set, as shown in Fig. 2, adjacent contact is meant using present node as the center of circle, the node that surrounding is not blocked, generally
, it is evenly distributed in around present node.Data are being received all, with the positional relationship between each node, to each section
Point data arranged, obtain the arrangement of data, due to current node be between each adjacent node, phase
The wireless sensor hardware that the data of the wireless sensor hardware device acquisition of adjacent node should be located at each adjacent node fills
The median of the data of acquisition is set, the data of the wireless sensor hardware device acquisition of present node are obtained in this way, shown in Fig. 2
Node location for, with present node be in collinear adjacent node wireless sensor hardware device acquisition data
A range intervals are constituted, the data of the wireless sensor hardware device acquisition of present node should be four ranges of meter font
The range intervals that the intersection in section is formed, the data which acquires as the wireless sensor hardware device of present node
Data area.Finally the data that the wireless sensor hardware device of present node acquires are compared with the data area,
If the data that the wireless sensor hardware device of present node acquires are in the data area, the data transmission unit will be adopted
The data collected are transferred to the wireless sensor hardware device of each adjacent node of host computer, if the wireless sensor of present node
The data of hardware device acquisition then take the median of the data area as the wireless of present node not in the data area
The data of sensor hardware device acquisition, and host computer is transmitted that data to by data transmission unit.
Beneficial effect caused by this way is can to judge the data of acquisition, when collected data are accurate
When, the data are directly transmitted, it is when collected data inaccuracy, then existing to correct data, transmitting the number
According to.To guarantee that the accuracy for the data that host computer receives is high.
Embodiment 2
The present embodiment is optimized based on embodiment 1 and to the embodiment in embodiment 1, so that the present embodiment is being transported
More stable in capable process, performance is more good, but is not limited in a kind of embodiment party described in the present embodiment
Formula.
Specifically, the wireless sensor hardware device of adjacent node passes through nothing of the formal distribution in present node of nine grids
Around line sensor hardware device, the wireless sensor hardware device of present node is located at the middle layout of nine grids.
Effective progress is understood to the acquisition of data using the mode of nine grids, while nine grids need those skilled in the art
What member needed that the wireless sensor hardware device of each node is arranged and is distributed in a manner of matrix when building
Installation.The environmental data in one region of wireless sensor hardware device collection of each node in this way, nine grids are also to region
Division it is more obvious.
Meanwhile in the determination of above-mentioned data area, the wireless of collinear adjacent node is in present node
The acquisition of sensor hardware device is apparent in nine grids, in this way in the determination of range, it is only necessary to by position at center
Symmetrically relative two wireless sensor hardware devices data collected constitute an interval range.To art technology
Personnel reduce the difficulty on algorithm.
More specifically, with the wireless biography of centrosymmetric two adjacent nodes of the wireless sensor hardware device of present node
The data of the number acquisition of sensor hardware device constitute a data area, then the wireless sensor of each adjacent node of nine grids
The data of the number acquisition of hardware device constitute four data areas, the wireless sensor hardware device acquisition of the present node
The data area of data is the intersection of aforementioned four data area.
In the present embodiment, it is illustrated in figure 2 each node location branch, in specific work, is in present node
The data of the wireless sensor hardware device acquisition of collinear adjacent node constitute a range intervals, the nothing of present node
The data of line sensor hardware device acquisition should be the range intervals that the intersection of four range intervals of meter font is formed, the model
Enclose the data area for the data that section is acquired as the wireless sensor hardware device of present node.Finally by the nothing of present node
The data of line sensor hardware device acquisition are compared with the data area, if the wireless sensor hardware device of present node
The data of acquisition are in the data area, then it is each adjacent to be transferred to host computer by the data transmission unit for collected data
The wireless sensor hardware device of node, if the data that the wireless sensor hardware device of present node acquires are not in the data
In range, then the data for taking the median of the data area to acquire as the wireless sensor hardware device of present node, and lead to
It crosses data transmission unit and transmits that data to host computer.
Embodiment 3
The present embodiment is optimized based on embodiment 1 and to the embodiment in embodiment 1, so that the present embodiment is being transported
More stable in capable process, performance is more good, but is not limited in a kind of embodiment party described in the present embodiment
Formula.
Specifically, the data acquisition unit includes data sampling sensor, signal amplifier, signal filter and number
Mode converter, the data sampling sensor include air velocity transducer and optical sensor, and data sampling sensor is by acquisition
Data are sent to signal amplifier and amplify, then the data of amplification are carried out denoising by signal filter, then will go
Data of making an uproar that treated carry out digital-to-analogue conversion by digital analog converter, finally send data processing for the data after digital-to-analogue conversion
Unit.
In the present embodiment, sensor data collected are handled and is filtered, it will be miscellaneous in number data signal
Matter is disposed, while carrying out the amplification of signal, so that signal is more stable.In the present embodiment, data sampling sensor is
The general name of each sensor may include multiple sensors, each sensing including but not limited to illustrated in present specification
Device.Data sampling sensor is the acquisition for data each in environment, and data sampling sensor sends the data of acquisition to
Signal amplifier amplifies, and after zooming, original lesser signal noise meeting adaptability increases, and may will affect received
As a result, therefore, the data of amplification being carried out denoising by signal using filter, signal are become more mellow and full, most
It is sending afterwards the analog signal of acquisition is converted to the digital signal that data processing unit can receive using digital-to-analogue converter
To data processing unit.
In the present embodiment, by taking air velocity transducer and optical sensor as an example, present node is determined using the method for nine grids
Wireless sensor hardware device data acquisition unit data collected it is whether correct.
Air velocity transducer, as shown in figure 3, current node is located at the center of nine grids, since air velocity transducer includes wind
To therefore, the factor of wind direction being considered wherein, in Fig. 3, the direction of wind speed is directed towards below again, therefore, for a left side
The interval range that the node of inferior horn and the node in the upper right corner are formed by air speed value is section that present node does intersection without counting
Range.According to the data of the obtained wind speed of each node in Fig. 3, three obtained interval range is successively, the upper left corner and
The interval range in the lower right corner is (10,3), and the interval range of directly to the left and directly to the right is (9,7), the section of positive upside and positive downside
Range is (7,4), at this point, obtained intersection is (7,7), therefore, the data area of present node is should be (7,7), but real
The data of survey be 8, although being not belonging within data area (7,7), in practice can allowable error presence, that is, assert,
The data 8 of actual measurement are accurate data.
Optical sensor, as shown in figure 4, current node is located at the center of nine grids, method is same as above, we obtain at this time
The interval range of the node measured data of rice font fixed point, the i.e. interval range in the upper right corner and the lower left corner are (6,7), the upper left corner
It is (6,4) with the interval range in the lower right corner, the interval range of directly to the left and directly to the right is (6,6), the area of positive upside and positive downside
Between range be (7,6), at this point, obtained intersection be (6,6), therefore, the data area of present node should be (6,6), simultaneously
The data of actual measurement are 6, then illustrate, the data 6 of actual measurement are accurate data.
Specifically, the data transmission unit includes wireless communication receiver and radio communications transmitter, the channel radio
Letter receiver is used to receive the wireless sensor hardware device data collected of adjacent node and the wireless biography by adjacent node
Sensor hardware device data collected are sent to the data processing unit, and the radio communications transmitter is for adopting data
The data that collection unit is sent are sent to the wireless sensor hardware device of adjacent node, the radio communications transmitter be also used to
Host computer sends data.
In the present embodiment, the reception of data is respectively completed by setting wireless communication receiver and radio communications transmitter
And transmission, the beneficial effect generated in this way are, wireless communication receiver or radio communications transmitter one break down when
It waits, does not influence another normal work.
Specifically, the data processing unit includes data processor.Data processor uses microprocessor, ability
Field technique personnel can refer to the microprocessor of model STM32F107VCT6 when implementing.
Specifically, the power supply device uses ups power.Ups power, i.e. uninterruptible power supply are a kind of containing energy storage dress
It sets, using inverter as the uninterruptible power supply of the constant voltage constant frequency of chief component.It is mainly used for single computer, computer network
Network system or other power electronic equipments provide continual power supply.In the present embodiment, use ups power that can make
When power-off, the wireless sensor hardware device of node is normally worked.
In conclusion being adopted the invention discloses a kind of wireless sensor hardware device including the data for acquiring data
Collect unit, the data processing unit for being handled data, the data transmission unit for being used for transmission data and for
The power supply device of data acquisition unit, data processing unit and data transmission unit power supply；The data processing unit passes through
Data transmission unit receives the wireless sensor hardware device data collected of adjacent node, and according to each adjacent node
The position of wireless sensor hardware device carries out the collected data of wireless sensor hardware device institute of each adjacent node
Arrangement obtains the data area of the data of the wireless sensor hardware device acquisition of present node, and wireless with present node
The data of sensor hardware device acquisition compare, if the data that the wireless sensor hardware device of present node acquires are in the number
According in range, then collected data are transferred to the wireless sensor of each adjacent node of host computer by the data transmission unit
Hardware device, if the data that the wireless sensor hardware device of present node acquires take the number not in the data area
According to the data that the median of range is acquired as the wireless sensor hardware device of present node, and will by data transmission unit
The data are transferred to host computer.The present invention is interacted by the data with adjacent node, and is divided the data of the node
Analysis, so that accurately judging the accuracy of the acquired data of the back end, while correcting data.
Disclosed above is only several specific embodiments of the invention, and still, the embodiment of the present invention is not limited to this, is appointed
What what those skilled in the art can think variation should all fall into protection scope of the present invention.
Claims (5)
1. a kind of wireless sensor hardware device, which is characterized in that including for acquiring data data acquisition unit, for pair
Data processing unit that data are handled, the data transmission unit for being used for transmission data and for data acquisition unit,
Data processing unit and the power supply device of data transmission unit power supply；
The data processing unit is collected by the wireless sensor hardware device that data transmission unit receives adjacent node
Data, and it is according to the position of the wireless sensor hardware device of each adjacent node that the wireless sensor of each adjacent node is hard
The collected data of part device institute are arranged, and the data of the data of the wireless sensor hardware device acquisition of present node are obtained
Range, and compared with the data of the wireless sensor hardware device of present node acquisition, if the wireless sensor of present node
The data of hardware device acquisition are in the data area, then collected data are transferred to host computer by the data transmission unit
The wireless sensor hardware device of each adjacent node, if the data that the wireless sensor hardware device of present node acquires do not have
In the data area, then take the median of the data area as the number of the wireless sensor hardware device acquisition of present node
According to, and host computer is transmitted that data to by data transmission unit.
2. a kind of wireless sensor hardware device as described in claim 1, which is characterized in that the wireless sensor of adjacent node
Hardware device passes through the formal distribution of nine grids around the wireless sensor hardware device of present node, the nothing of present node
Line sensor hardware device is located at the middle layout of nine grids.
3. a kind of wireless sensor hardware device as claimed in claim 2, which is characterized in that with the wireless sensing of present node
The data of the number acquisition of the wireless sensor hardware device of centrosymmetric two adjacent nodes of device hardware device constitute a number
According to range, then the data of the number acquisition of the wireless sensor hardware device of each adjacent node of nine grids constitute four data models
It encloses, the data area of the data of the wireless sensor hardware device acquisition of the present node is the friendship of aforementioned four data area
Collection.
4. a kind of wireless sensor hardware device as described in claim 1, which is characterized in that the data acquisition unit includes
Data sampling sensor, signal amplifier, signal filter and digital analog converter, the data sampling sensor include wind speed
Sensor and optical sensor, data sampling sensor send signal amplifier for the data of acquisition and amplify, then will put
Big data carry out denoising by signal filter, then the data after denoising are carried out digital-to-analogue by digital analog converter
Conversion, finally sends data processing unit for the data after digital-to-analogue conversion.
5. a kind of wireless sensor hardware device as described in claim 1, which is characterized in that the data transmission unit includes
Wireless communication receiver and radio communications transmitter, the wireless communication receiver are used to receive the wireless sensor of adjacent node
Hardware device data collected simultaneously send the number for the wireless sensor hardware device data collected of adjacent node
According to processing unit, the radio communications transmitter is used to send the wireless of adjacent node for the data that data acquisition unit is sent
Sensor hardware device, the radio communications transmitter are also used to send data to host computer.
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