CN103337145B - Intelligent reconnaissance system based on wireless image transmission - Google Patents
Intelligent reconnaissance system based on wireless image transmission Download PDFInfo
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- CN103337145B CN103337145B CN201310219620.XA CN201310219620A CN103337145B CN 103337145 B CN103337145 B CN 103337145B CN 201310219620 A CN201310219620 A CN 201310219620A CN 103337145 B CN103337145 B CN 103337145B
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Abstract
The invention relates to an intelligent reconnaissance system based on wireless image transmission. A microprocessor I which is taken as a central processor and carried by a body of a reconnaissance car is used for collecting image information through an image sensor and sending out collected image data through a wireless transmission module, a microprocessor II which is carried by a hand-held terminal is used for receiving the image information through a wireless transmission module and displaying the image information on an LCD (Liquid Crystal Display), meanwhile, a controller II which is carried by the hand-held terminal is used for remotely controlling the movement direction of the reconnaissance car through a three-dimensional acceleration tilt angle sensor, a wireless transmission module and a gravity sensor, a controller I is used for receiving a control instruction of the hand-held terminal through a wireless transmission module and controlling the forward movement and backward movement of the car, an ultrasonic module is utilized for obstacle avoidance, and a photoelectric switch sensor module is utilized for preventing the reconnaissance car from falling into a cliff. The intelligent reconnaissance system can be used for replacing the human work, and is low in cost, high in safety and low in power consumption.
Description
Technical field
The present invention relates to wireless image transmission field, more particularly to a kind of intelligence of wireless image transmission system is scouted
System, can be applicable to the multiple fields such as the environmental monitoring of fire, the removal of mines, archaeology and crawl space.
Background technology
Traditional scouting is generally adopted and manually carried out, but the adverse circumstances not reached in some narrow spaces, people,
It is artificial to scout the limitation for then receiving environment, so that a kind of flexible reconnaissance system carrys out the environment to surrounding scouting
And feed back in time, it is beneficial to quick judgement, grasps guilty culprit, until removes failure.
The content of the invention
The present invention is in order to solve above-mentioned technical problem, there is provided a kind of intelligent reconnaissance system based on wireless image transmission,
Its simple structure, flexibly and easily, can be used for different applications, and security of the present invention is good, and effectively reduces power consumption, this
Invention can be difficult to carry out IMAQ, transmission where reaching to people, process and control so that monitoring information is very clear.
The technical solution adopted in the present invention is：A kind of intelligent reconnaissance system based on wireless image transmission, including scouting
There are the ultrasonic wave module and optoelectronic switch sensor of setting in car body and handheld terminal, the forward and backward two ends of scout car body,
Microprocessor I, controller I and the imageing sensor for gathering ambient image, ultrasonic wave module are additionally provided with scout car body
It is connected with controller I with optoelectronic switch sensor, controller I controls the operation of scout car body by DC motor Driver plate；
Described handheld terminal is provided with microprocessor II, controller II, acoustic-optic alarm, three-dimensional acceleration obliquity sensor, button
Input module and LCDs, microprocessor II is wirelessly connected with microprocessor I, and the ambient image information for receiving is passed
Transport to LCDs；The output of three-dimensional acceleration obliquity sensor and keyboard input module is transmitted to controller II, and by controlling
Device processed II is transmitted to controller I by wireless transport module, and controller I passes through wireless transport module by the ultrasonic wave mould for receiving
The detection signal of block and optoelectronic switch sensor is transmitted to controller II, and controls acoustic-optic alarm operation by controller II.
Described acoustic-optic alarm includes buzzer and diode, and described buzzer is electromagnetic active buzzer,
Described diode is red and green color light emitting diode.
Described ultrasonic wave module adopts HC-SR04 ultrasonic wave modules, ultrasonic wave module to include ultrasonic transmitter, ultrasound
Ripple receiver and control circuit.
Described imageing sensor is inclined using the OV7670 modules with AL422B caches, described three-dimensional acceleration
Angle transducer is MMA845 digital sensors.
Described microprocessor I and microprocessor II is STM32F103, STC12C5A60S2 and STC15F61S2 embedded
Any one in control chip.
Because the image data stream frequency of OV7670 outputs is higher in the present invention, in order that microprocessor I and sensor
Between speeds match, thus between OV7670 and microprocessor I add AL422B caches, will input high speed image
Data flow is kept in, and is read for microprocessor I, so as to realize the collection of a complete two field picture.Therefore imageing sensor is adopted and carried
The OV7670 modules of AL422B caches, the inside modules circuit has been connected, and each of OV7670 sensors is reserved in outside
Pin interface, the convenient connection with external circuit.The view data of OV7670 outputs is first temporarily stored in AL422B, then by microprocessor
Device I reads, therefore the data input of AL422B is the output of OV7670, and the data output of AL422B is the input of microprocessor I.
Beneficial effects of the present invention：
1st, the present invention is respectively arranged with ultrasonic sensor, can effectively make motion in the front-end and back-end of scout car body
In dolly timely avoid barrier, so as to protect the safety of dolly and image capture device；
2nd, the optoelectronic switch in the present invention is arranged on the rear and front end of dolly, can effectively prevent little under specific condition
Car is crashed among steep cliff；
3rd, ultrasonic wave module adopts HC-SR04 ultrasonic wave modules in the present invention, it is possible to provide 2cm -400cm's is contactless
Distance sensing function, range accuracy may be up to 3mm；
4th, the wireless output module of the present invention and wireless receiving module adopt nRF24L01 wireless modules, the present invention to devise two
Wireless Data Transmission scheme is planted, wirelessly transmitting data packet loss is successfully solved the problems, such as；
5th, cooperating by each module of the invention, timely and effectively can exactly pass the image information for collecting
LCDs is passed, makes fault target collection convenient, troubleshooting much sooner in place, is accomplished fault discovery, processed
Effective unification；
6th, the present invention can enter and go to scout where narrow space, and be equipped with lighting apparatus, also can work where dark
Make；
7th, the present invention replaces the work of people, low cost, and 5V power voltage supplies, safe, low in energy consumption；
8th, each module interference rejection ability is strong, is affected less by extraneous factor, it is contemplated that the present invention may be use with other aspects,
Such as ancient tomb is explored, pipeline is explored, the collection of poisonous Locale information.
Description of the drawings
Fig. 1 is the structural framing figure of the present invention.
Specific embodiment
As illustrated, a kind of intelligent reconnaissance system based on wireless image transmission, including scout car body and handheld terminal,
There is the ultrasonic wave module and optoelectronic switch sensor of setting at the forward and backward two ends of scout car body, also set on scout car body
There are microprocessor I, controller I and the imageing sensor for gathering ambient image, ultrasonic wave module and optoelectronic switch sensor
It is connected with controller I, controller I controls the operation of scout car body by DC motor Driver plate；Described handheld terminal sets
There are microprocessor II, controller II, acoustic-optic alarm, three-dimensional acceleration obliquity sensor, keyboard input module and liquid crystal
Display screen, microprocessor II is wirelessly connected with microprocessor I, and the ambient image information for receiving is transmitted to LCDs；
The output of three-dimensional acceleration obliquity sensor and keyboard input module is transmitted to controller II, and by controller II by wireless biography
Defeated module transfer to controller I, controller I are sensed the ultrasonic wave module for receiving and optoelectronic switch by wireless transport module
The detection signal of device is transmitted to controller II, and controls acoustic-optic alarm operation by controller II.
Described acoustic-optic alarm includes buzzer and diode, and described buzzer is electromagnetic active buzzer,
Described diode is red and green color light emitting diode, and described ultrasonic wave module adopts HC-SR04 ultrasonic wave modules, ultrasonic wave
Module includes ultrasonic transmitter, ultrasonic receiver and control circuit, and described imageing sensor is using high with AL422B
The OV7670 modules of speed caching, described three-dimensional acceleration obliquity sensor is MMA845 digital sensors, described microprocessor
Device I and microprocessor II are any one in STM32F103, STC12C5A60S2 and STC15F61S2 embedded control chip.
In the course of the work, the microprocessor I carried on scout car body passes through camera collection image information to the present invention,
And sent the view data of collection by wireless transport module, the microprocessor II carried by handheld terminal passes through wireless
Receiver module receives image information and in liquid crystal display screen display, while the controller II that handheld terminal is carried is added by three-dimensional
Speed obliquity sensor and wireless transport module, the direction of motion of gravity sensing remote control scout car, the control carried on scout car
Device I receives the control instruction of handheld terminal by wireless receiving module, and controls the advance of scout car and retreat, and using super
Sound wave module carries out avoidance and optoelectronic switch sensor assembly to be carried out anti-scout car and falls among steep cliff.
The present invention has security function, detection function, distant control function.
The present invention realizes the detection of barrier using ultrasonic wave module, and the dolly allowed in moving can timely slow down and avoid barrier
Hinder thing, so as to protect the safety of dolly and image capture device.Simultaneously scout car carries optoelectronic switch, prevents dolly from crashing into outstanding
Among precipice；
The system adopts gravity sensing technology, and by the judgement to gravity, control microprocessor is automatically recognized, convenient
While use, also its gravity sensing is optimized, is just opened when in use, so, just reduce gravity to dolly
Impact.When design is to tilt backwards, dolly is just moved forward, and is just moved rearwards by when turning forward, when inclining to the left
Just turn round to the left when tiltedly, just turn round to the right when being tilted to the right；
LCDs can adopt system color screen, system color screen to support 240RGBx320 point resolutions in the present invention, support
The system single chip of 262,144 colors includes the former driving of 720 passages, the gate driver of 320 passages, the figure number of 172800 bytes
Drive according to the RAM with power circuit.LCD has the figure shows of 172800Byte by driving IC SSD1298 to control in SSD1298
Data storage（GDDRAM）, on LCD liquid crystal displays during display data, pixel value is write by the interface of LCM and processor
In the GDDRAM of SSD1298, remaining work completes unrelated with processor by SSD1298.The connection of LCM and STM32 processors is such as
Shown in figure；
The wireless transport module of the present invention adopts NRF24L01 wireless modules, can in real time send the image of camera collection
Information, realizes being wirelessly transferred for image, replaces traditional wire image transmitting, in the communication of NRF24L01 wireless modules, devises
Two kinds of Wireless Data Transmission schemes, successfully solve the problems, such as wirelessly transmitting data packet loss.
Claims (3)
1. a kind of intelligent reconnaissance system based on wireless image transmission, it is characterised in that：Including scout car body and handheld terminal,
There is the ultrasonic wave module and optoelectronic switch sensor of setting at the forward and backward two ends of scout car body, and described ultrasonic wave module is adopted
Use HC-SR04 ultrasonic wave modules, ultrasonic wave module to include ultrasonic transmitter, ultrasonic receiver and control circuit, scouting
Microprocessor I, controller I and the imageing sensor for gathering ambient image, ultrasonic wave module and light are additionally provided with car body
Electric switch sensor is connected with controller I, and controller I controls the operation of scout car body by DC motor Driver plate；It is described
Handheld terminal be provided with microprocessor II, controller II, acoustic-optic alarm, three-dimensional acceleration obliquity sensor, key-press input
Module and LCDs, described acoustic-optic alarm includes buzzer and diode, and described buzzer has for electromagnetic type
Source buzzer, described diode is red and green color light emitting diode, the microprocessor I, controller I, microprocessor II, control
Wireless transport module is respectively connected with device processed II, microprocessor II is wirelessly connected with microprocessor I, and by the environment map for receiving
As information transfer is to LCDs；The output of three-dimensional acceleration obliquity sensor and keyboard input module is transmitted to controller
II, and transmitted to controller I by the wireless transport module for connecting thereon by controller II, controller I passes through what is connected thereon
Wireless transport module transmits the detection signal of the ultrasonic wave module for receiving and optoelectronic switch sensor to controller II, and by
The control acoustic-optic alarm operation of controller II, wireless transport module adopts nRF24L01 wireless modules.
2. a kind of intelligent reconnaissance system based on wireless image transmission as claimed in claim 1, it is characterised in that：Described figure
As sensor is using the OV7670 modules with AL422B caches, described three-dimensional acceleration obliquity sensor is MMA845
Digital sensor.
3. a kind of intelligent reconnaissance system based on wireless image transmission as claimed in claim 1, it is characterised in that：Described is micro-
Processor I and microprocessor II are arbitrary in STM32F103, STC12C5A60S2 and STC15F61S2 embedded control chip
Kind.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104199460A (en) * | 2014-08-29 | 2014-12-10 | 河南科技大学 | Intelligent four-rotor aircraft reconnoitering system based on image recognition and tracking |
| CN104434121A (en) * | 2014-11-06 | 2015-03-25 | 河北工程大学 | Wearable human motion posture measurement device |
| CN104819383A (en) * | 2015-04-27 | 2015-08-05 | 重庆交通大学 | Intelligent detection trolley based on Labview |
| CN105833539A (en) * | 2016-05-16 | 2016-08-10 | 百色学院 | Joystick remote-control method and system for wireless remote-control car |
| CN106092211A (en) * | 2016-08-12 | 2016-11-09 | 苏州工业职业技术学院 | Remote-controlled ambient intelligence detection vehicle control |
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| CN101402353A (en) * | 2008-09-25 | 2009-04-08 | 奇瑞汽车股份有限公司 | Automobile anti-theft system |
| CN201984157U (en) * | 2010-10-29 | 2011-09-21 | 大连海事大学 | Intelligent detection dolly |
| CN202168165U (en) * | 2011-08-07 | 2012-03-14 | 王奇 | Multi-point infrared automatic system for positioning, tracking and monitoring |
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| CN202189275U (en) * | 2011-07-13 | 2012-04-11 | 东华大学 | Circuit applied for warehouse autonomous patrol dolly with automatic charging capability |
| CN102990665A (en) * | 2012-12-07 | 2013-03-27 | 大连民族学院 | Reconnaissance robot based on wireless communication |
| CN203301643U (en) * | 2013-06-05 | 2013-11-20 | 洛阳理工学院 | Intelligent reconnoitre system based on wireless image transmission |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101402353A (en) * | 2008-09-25 | 2009-04-08 | 奇瑞汽车股份有限公司 | Automobile anti-theft system |
| CN201984157U (en) * | 2010-10-29 | 2011-09-21 | 大连海事大学 | Intelligent detection dolly |
| CN202168165U (en) * | 2011-08-07 | 2012-03-14 | 王奇 | Multi-point infrared automatic system for positioning, tracking and monitoring |
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Inventor after: Li Chuanfeng Inventor after: Shu Yunxing Inventor after: Li Meng Inventor after: Sun Zeyu Inventor after: Gao Xiang Inventor after: Zhang Yawei Inventor after: Yang Wei Inventor before: Li Chuanfeng Inventor before: Shu Yunxing Inventor before: Li Meng Inventor before: Sun Zeyu Inventor before: Gao Xiang Inventor before: Zhang Yawei Inventor before: Yang Wei |
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Effective date of registration: 20211229 Address after: 471000 room 2201, unit 3, building 9, shenglongcheng, Zhujiang Road, Jianxi District, Luoyang City, Henan Province Patentee after: Luoyang Shengbao Network Technology Co.,Ltd. Address before: 471000 Fangze Road, high tech Zone, Luoyang City, Henan Province Patentee before: LUOYANG INSTITUTE OF SCIENCE AND TECHNOLOGY |
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