CN110213840A - Based on wireless-sensor network distribution type shot positioning system and method - Google Patents
Based on wireless-sensor network distribution type shot positioning system and method Download PDFInfo
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- CN110213840A CN110213840A CN201910372867.2A CN201910372867A CN110213840A CN 110213840 A CN110213840 A CN 110213840A CN 201910372867 A CN201910372867 A CN 201910372867A CN 110213840 A CN110213840 A CN 110213840A
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- 241000854291 Dianthus carthusianorum Species 0.000 claims abstract description 46
- 230000005540 biological transmission Effects 0.000 claims abstract description 24
- 230000004927 fusion Effects 0.000 claims abstract description 22
- 238000004891 communication Methods 0.000 claims abstract description 16
- 238000012360 testing method Methods 0.000 claims abstract description 12
- 238000001514 detection method Methods 0.000 claims description 10
- 241001573493 Deana Species 0.000 claims description 8
- 241001347978 Major minor Species 0.000 claims description 6
- 230000003321 amplification Effects 0.000 claims description 5
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 5
- 230000004807 localization Effects 0.000 claims description 4
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- 230000001360 synchronised effect Effects 0.000 claims description 3
- 239000004973 liquid crystal related substance Substances 0.000 claims description 2
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- 238000012544 monitoring process Methods 0.000 abstract description 4
- 238000004458 analytical method Methods 0.000 abstract description 2
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- 241000282553 Macaca Species 0.000 description 1
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- 230000000694 effects Effects 0.000 description 1
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- 238000009432 framing Methods 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Speech or voice signal processing techniques to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/02—Speech enhancement, e.g. noise reduction or echo cancellation
- G10L21/0208—Noise filtering
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L41/00—Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
- H04L41/06—Management of faults, events, alarms or notifications
- H04L41/0654—Management of faults, events, alarms or notifications using network fault recovery
- H04L41/0668—Management of faults, events, alarms or notifications using network fault recovery by dynamic selection of recovery network elements, e.g. replacement by the most appropriate element after failure
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L45/00—Routing or path finding of packets in data switching networks
- H04L45/46—Cluster building
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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
- H04W4/02—Services making use of location information
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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
- H04W4/06—Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
-
- 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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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Radar, Positioning & Navigation (AREA)
- Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Multimedia (AREA)
- General Physics & Mathematics (AREA)
- Computational Linguistics (AREA)
- Quality & Reliability (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Acoustics & Sound (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
Abstract
The invention discloses one kind to be based on wireless-sensor network distribution type shot positioning system and method, which is made of multiple sensor nodes and uses double cluster head hierarchical topology structures；Sensor node mainly completes the work such as acoustical signal acquisition and analysis, wireless communication, data fusion and monitoring result, including acoustical signal sensing module, Logic control module, GPS positioning module, wireless communication module, display module and power supply module；Wirelessly carry out data transmission between sensor node, main cluster head completes data fusion on the basis of obtaining nodal test information and realizes the information sharing of network internal, and only in the case where main cluster head directly fails, adapter tube whole network works secondary cluster head.The present invention utilizes the communication ability of wireless sensor network, realizes multi-node collaborative work, and the monitoring range and positioning accuracy of system are improved by way of data fusion.
Description
Technical field
The present invention relates to shot location technologies, and in particular to one kind is based on wireless-sensor network distribution type shot positioning system
System and method.
Background technique
With sniper rifle range, the raising of precision, power, in addition sniper's does some training very often, in modern war, macaque
The threat of hitter increasingly increases.The appearance of shot positioning system alleviates the threat of sniper to a certain extent, greatly improves
The safety coefficient of battlefield combatant.
Current shot positioning system can be divided into centralization detection and distribution for the disposition region of detection device
Detection.Most of detection system is all based on centralized sounding, in terms of reducing the multipath effect of sound and expanding search coverage
With biggish limitation.The appearance of wireless sensor network technology opens one to solve distributed shot detection problem
New approach.The characteristics such as wireless sensor network has good concealment, small in size, at low cost, survival ability is strong, in environment complexity
Battlefield in can accurately obtain key message, and battle field information is passed into command centre in real time.The technology is used for rifle
Acoustic positioning system has great advantages.
Summary of the invention
The purpose of the present invention is to provide one kind to be based on wireless-sensor network distribution type shot positioning system and method, solution
The problems such as certainly bore of shot positioning system single-point detection now is small, detection accuracy is low.
The technical solution for realizing the aim of the invention is as follows: one kind is based on wireless-sensor network distribution type shot positioning system
System, entire positioning system are made of and are used multiple sensor nodes double cluster head hierarchical topology structures, lead between sensor node
It crosses wireless mode to carry out data transmission, main cluster head completes data fusion on the basis of obtaining nodal test information and realizes network
Internal information sharing, secondary cluster head only undertake the work of network cluster head in the case where the failure of main cluster head, otherwise recipient node
Information is without responsing；
The sensor node includes acoustical signal sensing module, Logic control module, GPS positioning module, radio communication mold
Block, display module and power supply module；Acoustical signal sensing module is for the acquisition, amplification and filtering to shot signal；Logic control
Module is for the WorkFlow Managerment of node, data acquisition and data fusion；GPS positioning module for sensor node for providing
Current location information；Wireless communication module realizes the information sharing in network for the data exchange between node；Show mould
Block is used to show the data fusion result of wireless sensor network；Power supply module provides stabilized power supply for each module.
One kind being based on wireless-sensor network distribution type shot localization method, comprising the following steps:
1) when network is opened, major-minor cluster head is specified in all nodes, and opened and owned by main cluster head broadcasting command packet
The work of node synchronous acquisition；
2) after nodal test to shot signal, positioning work is completed, and send to major-minor cluster head using DEANA transmission mechanism
Testing result；DEANA transmission mechanism is that each node distributes the independent transmission time slot for data transmit-receive, and transmission time slot is by controlling
Time slot processed and data transmission slots form, and control time slot is used to notify whether node has data to need to receive and dispatch, if there is data need
It receives and dispatches, then completes data transmit-receive work in data transmission slots；If it is not, skipping the time slot；
3) main cluster head carries out data fusion to the nodal test information received and continuously broadcasts, to wake up all nodes
Receive data fusion as a result, secondary cluster head only undertakes the work of network cluster head in the case where the failure of main cluster head, otherwise only receives
Nodal information is without responsing.
It is mutually walked with the prior art, remarkable advantage of the invention are as follows: (1) present invention is logical using the data of wireless sensor network
Letter ability realizes multi-node collaborative work, and the monitoring range and detection accuracy of system are improved by way of data fusion；
(2) present invention is using double cluster head hierarchical topology structures, once main cluster head fails, secondary cluster head can adapter tube whole network in time work
Make, the problem of effective solution cluster head directly fails, so network has stronger fault-tolerant ability and robustness；(3) this hair
It is bright that node communication contention aware problem is avoided using DEANA transmission mechanism, to ensure the real-time of data transmission.
Detailed description of the invention
Fig. 1 is that the present invention is based on the schematic network structures of wireless-sensor network distribution type shot positioning system.
Fig. 2 is that the present invention is based on the structural framing figures of wireless-sensor network distribution type shot positioning system node.
Fig. 3 is that the present invention is based on wireless-sensor network distribution type shot localization method flow charts.
Fig. 4 is that the present invention is based on the times of the DEANA transmission mechanism of wireless-sensor network distribution type shot positioning system
Frame distribution diagram.
Specific embodiment
As shown in Figure 1, a kind of be based on wireless-sensor network distribution type shot positioning system, entire positioning system is by multiple
Sensor node forms and uses double cluster head hierarchical topology structures, wirelessly carries out data biography between sensor node
Defeated, main cluster head completes data fusion on the basis of obtaining nodal test information and realizes the information sharing of network internal, secondary cluster
Head only shoulders the work of network cluster head in the case where the failure of main cluster head, and otherwise recipient node information is without responsing.Such as
Shown in Fig. 2, sensor node mainly completes the work such as acoustical signal acquisition and analysis, wireless communication and monitoring result, including sound
Sensing module, Logic control module, GPS positioning module, wireless communication module, display module and power supply module.
The acoustical signal sensing module is for the acquisition, amplification and filtering to shot signal；The Logic control module is used
In the WorkFlow Managerment of node, data acquisition, data fusion and wireless communications management；The GPS positioning module is used to pass
Sensor node provides current location information；The wireless communication module is for the data exchange between node, to realize net
Information sharing in network；The display module is used to show the data fusion result of wireless sensor network；The power supply module
Stabilized power supply is provided for each module.
Further, the acoustical signal sensing module is mainly made of microphone array, amplifying circuit, filter circuit.Wheat
Gram wind array carrys out the acoustical signal in aware space as sensing unit；Since the acoustical signal that microphone array detects is more micro-
It is weak, it needs to be further processed by amplifying circuit；Actual acquisition to acoustical signal can carry environmental disturbances noise, by filter circuit
Acoustical signal is filtered, shot signal, cancelling noise interference are extracted from complicated interference signal.
Further, the Logic control module is mainly made of A/D converter, FPGA processor.A/D converter will be through
It crosses amplification and filtered analog voltage signal is converted into digital signal level, be sent to FPGA and handled.It is responsible for by FPGA
To the end-point detection, geometry location and data fusion of signal, and by positioning result, module is sent by wireless communication.
Further, the GPS positioning module is connected by way of serial ports with FPGA processor, is mentioned for sensor node
For longitude and latitude positional information.After detecting shot signal, current location information is added in data packet simultaneously by sensor node
It is sent to cluster head.
Further, the wireless communication module uses CC2630 radio frequency chip, is double ARM core -32 of new generation
Cpu chip can form bigger, more stable network, and support the data packet transmission of larger capacity.
Further, the display module uses OLED liquid crystal screen, and resolution ratio 128*64, operating temperature range is -40
DEG C -70 DEG C, for showing the data fusion result of wireless sensor network.
Further, the power supply module includes 2 section, 18650 type battery pack, provides stabilized power supply for each module.
As shown in figure 3, the present invention also provides one kind to be based on wireless-sensor network distribution type shot localization method, packet
It includes:
1) when network is opened, major-minor cluster head is specified in all nodes by artificial, and by main cluster head broadcasting command packet
Open all node synchronous acquisition work；
2) after nodal test to shot signal, positioning work is completed immediately, and use DEANA transmission mechanism to major-minor cluster head
Send testing result.As shown in figure 4, when DEANA transmission mechanism is that each node distributes the independent transmission for data transmit-receive
Gap, transmission time slot are made of control time slot with data transmission slots, and control time slot is used to notify whether node has data to need to receive
Hair then completes data transmit-receive work if there is data need to receive and dispatch in data transmission slots；If it is not, when skipping this
Gap to reduce the collision of data, and can more reduce power consumption.
3) main cluster head carries out data fusion to the nodal test information received and continuously broadcasts, to wake up all nodes
Receive data fusion as a result, secondary cluster head only shoulders the work of network cluster head in the case where the failure of main cluster head, otherwise only connects
By nodal information without responsing.
Claims (8)
1. one kind is based on wireless-sensor network distribution type shot positioning system, which is characterized in that entire positioning system is by multiple
Sensor node forms and uses double cluster head hierarchical topology structures, wirelessly carries out data biography between sensor node
Defeated, main cluster head completes data fusion on the basis of obtaining nodal test information and realizes the information sharing of network internal, secondary cluster
Head only undertakes the work of network cluster head in the case where the failure of main cluster head, and otherwise recipient node information is without responsing；
The sensor node includes acoustical signal sensing module, Logic control module, GPS positioning module, wireless communication module, shows
Show module and power supply module；Acoustical signal sensing module is for the acquisition, amplification and filtering to shot signal；Logic control module is used
In the WorkFlow Managerment of node, data acquisition and data fusion；GPS positioning module is current for providing for sensor node
Location information；Wireless communication module realizes the information sharing in network for the data exchange between node；Display module is used for
Show the data fusion result of wireless sensor network；Power supply module provides stabilized power supply for each module.
2. according to claim 1 be based on wireless-sensor network distribution type shot positioning system, which is characterized in that described
Acoustical signal sensing module is mainly made of microphone array, amplifying circuit and filter circuit, and microphone array is as sensing unit
Carry out the acoustical signal in aware space, acoustical signal is amplified through amplifying circuit and filter circuit filters acoustical signal, extracts shot
Signal.
3. according to claim 1 be based on wireless-sensor network distribution type shot positioning system, which is characterized in that logic
Control module is mainly made of A/D converter and FPGA processor, and A/D converter will be by amplification and filtered analog voltage
Signal is converted into digital signal level, is sent to FPGA and is handled, and is responsible for end-point detection, the geometry location to signal by FPGA
And data fusion, and module is sent by wireless communication by positioning result.
4. according to claim 1 be based on wireless-sensor network distribution type shot positioning system, which is characterized in that GPS
Locating module is connected by way of serial ports with FPGA processor, provides longitude and latitude positional information for sensor node；It is detecting
To after shot signal, current location information is added in data packet and is sent to cluster head by sensor node.
5. according to claim 1 be based on wireless-sensor network distribution type shot positioning system, which is characterized in that wireless
Communication module uses CC2630 radio frequency chip.
6. according to claim 1 be based on wireless-sensor network distribution type shot positioning system, which is characterized in that display
Module uses OLED liquid crystal screen.
7. according to claim 1 be based on wireless-sensor network distribution type shot positioning system, which is characterized in that power supply
Module includes 2 section, 18650 type battery pack, provides power supply for each module.
8. it is a kind of using system as described in claim 1 based on wireless-sensor network distribution type shot localization method, it is special
Sign is, comprising the following steps:
1) when network is opened, major-minor cluster head is specified in all nodes, and all nodes are opened by main cluster head broadcasting command packet
Synchronous acquisition work；
2) after nodal test to shot signal, positioning work is completed, and send and detect to major-minor cluster head using DEANA transmission mechanism
As a result；DEANA transmission mechanism is that each node distributes the independent transmission time slot for data transmit-receive, when transmission time slot is by controlling
Gap and data transmission slots form, and control time slot is used to notify whether node has data to need to receive and dispatch, if there is data need to receive
Hair then completes data transmit-receive work in data transmission slots；If it is not, skipping the time slot；
3) main cluster head carries out data fusion to the nodal test information received and continuously broadcasts, to wake up all nodes to connect
By data fusion as a result, secondary cluster head only undertakes the work of network cluster head in the case where the failure of main cluster head, otherwise recipient node
Information is without responsing.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112363114A (en) * | 2021-01-14 | 2021-02-12 | 杭州兆华电子有限公司 | Public place acoustic event positioning method and system based on distributed noise sensor |
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| CN102176149A (en) * | 2011-02-24 | 2011-09-07 | 浙江工业大学 | Intelligent building energy consumption monitoring system based on wireless sensor network |
| US20130128786A1 (en) * | 2011-11-23 | 2013-05-23 | King Fahd University Of Petroleum And Minerals | Wireless sensor network with energy efficient protocols |
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| CN112363114A (en) * | 2021-01-14 | 2021-02-12 | 杭州兆华电子有限公司 | Public place acoustic event positioning method and system based on distributed noise sensor |
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