CN106802590A - Danger arenas management-control method based on image detection - Google Patents

Danger arenas management-control method based on image detection Download PDF

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Publication number
CN106802590A
CN106802590A CN201610629953.3A CN201610629953A CN106802590A CN 106802590 A CN106802590 A CN 106802590A CN 201610629953 A CN201610629953 A CN 201610629953A CN 106802590 A CN106802590 A CN 106802590A
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China
Prior art keywords
danger
equipment
arenas
suspension rod
types
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Pending
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CN201610629953.3A
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Inventor
谢海歧
吴立锋
黄庆福
张航
吴正平
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Zhejiang Dafeng Industry Co Ltd
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Zhejiang Dafeng Industry Co Ltd
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Priority to CN201610629953.3A priority Critical patent/CN106802590A/en
Publication of CN106802590A publication Critical patent/CN106802590A/en
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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • G05B19/0428Safety, monitoring
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06VIMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V20/00Scenes; Scene-specific elements
    • G06V20/50Context or environment of the image
    • G06V20/52Surveillance or monitoring of activities, e.g. for recognising suspicious objects
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/20Pc systems
    • G05B2219/24Pc safety
    • G05B2219/24024Safety, surveillance

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Automation & Control Theory (AREA)
  • Multimedia (AREA)
  • Theoretical Computer Science (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Abstract

The present invention relates to a kind of danger arenas management-control method based on image detection, including providing a kind of control platform, the platform includes static storage device, embedded processing equipment and types of threat objects identification equipment, static storage device and types of threat objects identification equipment cooperating, target types of threat objects near arenas staging platform edge is provided, embedded processing equipment is connected with static storage device and types of threat objects identification equipment respectively, and security strategy is determined based on the target types of threat objects for receiving.By means of the invention it is possible to provide effective safety guarantee service in the spectators of danger theater.

Description

Danger arenas management-control method based on image detection
Technical field
The present invention relates to field of image detection, more particularly to a kind of danger arenas management-control method based on image detection.
Background technology
Some dangers are that the injury on mutual body and mind, example will not be caused because of being contacted with spectators during performance Such as cat, dog or sheep, on the one hand because the habit of these dangers is docile, and the possibility of caregiver is fled from less, easily Controlled by caregiver, but also there are some dangers to be likely to occur danger when being contacted with spectators, for example elephant, lion, old The large-scale danger such as tiger, or even the antelope of docility, zebra or angle ox.
Therefore, in order to avoid above-mentioned unexpected generation, most basic solution is to find that it is flat that danger enters into performance During edge of table position, take immediate steps and expelled, make it away from viewer's location, into safety zone, in concrete operations, can Corresponding suitable expulsion measure is determined with the identification by types of threat objects, so, front-seat spectators is on the one hand ensure that Body and mind do not come to harm, on the other hand, actually also protect these dangers.However, not above-mentioned in the prior art The specific isolation scheme of expulsion measure is determined for types of threat objects, meanwhile, danger stage of the prior art or danger Some equipment control efficiencies of thing arenas are low, and control efficiency is not high, easily causes performance accident, for example, lacking to lifting frame Effective controlling mechanism of frame, bias light or draw curtain.
Accordingly, it would be desirable to the design of a kind of new danger stage or danger arenas, can be by danger performance During anti-danger invade and studied as a special problem, artificial expulsion is substituted in the expulsion mode of electronization Mode, increases substantially the efficiency of danger expulsion, in addition, corresponding control can be formulated according to the concrete condition of field apparatus Strategy, it is ensured that live performance is normally carried out.
The content of the invention
In order to solve the above problems, the invention provides a kind of danger arenas management-control method based on image detection, change The design pattern of danger stage in the prior art or danger arenas is made, the electronization invaded from anti-danger is improved and scene Two aspects of improving of the control technology of equipment carry out mechanism optimization to danger stage in the prior art or danger arenas, so that Improve the security of danger stage or danger arenas, it is to avoid live various contingencies occur.
According to an aspect of the present invention, there is provided a kind of danger arenas management-control method based on image detection, including carry For a kind of control platform, the platform includes static storage device, embedded processing equipment and types of threat objects identification equipment, quiet State storage device and types of threat objects identification equipment cooperating, there is provided near the target danger species at arenas staging platform edge Type, embedded processing equipment is connected with static storage device and types of threat objects identification equipment respectively, based on the target for receiving Types of threat objects determines security strategy.
More specifically, in the danger arenas management-control method based on image detection, the platform includes:CMOS is regarded Feel sensor, be arranged on the top at arenas staging platform edge, arenas staging platform edge is shot, to obtain arenas side Edge image, the resolution ratio of arenas edge image is ultra high-definition resolution ratio;Image processing equipment, be connected with CMOS vision sensors with Receive arenas edge image, including geometry correction unit, image rotation unit, image translation unit, histogram equalization unit, Wavelet filtering unit and Gaussian smoothing filter unit, geometric correction, image rotation, image are performed for arenas edge image successively Translation, histogram equalization, wavelet filtering and Gaussian smoothing filter treatment, to obtain corresponding correction map picture;Danger is split Equipment, is connected with static storage device and image processing equipment respectively, receives correction map picture, default danger gray scale upper limit threshold With default danger gray scale lower threshold, existed based on default danger gray scale upper limit threshold and default danger gray scale lower threshold Danger target identification is carried out in correction map picture, is recognized and successfully then split as danger danger target from correction map picture Thing subgraph is exported, and recognition failures are then exported without target danger signal;Types of threat objects identification equipment, respectively with static storage Equipment and danger splitting equipment are connected, and when receiving without target danger signal, are forwarded without target danger signal, are being connect When receiving danger subgraph, danger subgraph is matched one by one with various benchmark danger profiles, the match is successful then exports The corresponding type of benchmark danger profile for matching is exported as target types of threat objects, and it fails to match then exports without target Danger signal;Embedded processing equipment, is connected with types of threat objects identification equipment and ultrasonic wave control device respectively, works as reception During to target types of threat objects, ultrasonic wave tranmitting frequency corresponding with target types of threat objects is sent to ultrasonic wave control device, When receiving without target danger signal, stopping ultrasonic wave transmission signal is sent to ultrasonic wave control device;Embedded processing Equipment is also connected with position feedback device, weight detection equipment, speed detection equipment and protection motor respectively, based on default Position weight, suspension rod real time position, preset weight weight, suspension rod load weight, pre-set velocity weight and suspension rod real-time speed are true Surely control signal is protected, and control signal will be protected to be sent to protection motor to realize the driving control to protecting motor System, wherein, ultrasonic wave tranmitting frequency corresponding with target types of threat objects is the ultrasonic wave transmitting that target types of threat objects is detested Frequency;Static storage device, for having prestored default danger gray scale upper limit threshold, default danger gray scale lower threshold With various benchmark danger profiles;Static storage device is also connected with embedded processing equipment, for store predeterminated position weight, Preset weight weight and pre-set velocity weight, it is right that predeterminated position weight, preset weight weight and pre-set velocity weight are respectively used to Suspension rod real time position, suspension rod load weight and suspension rod real-time speed are weighted, wherein, in various benchmark danger profiles, often A kind of a kind of types of threat objects of benchmark danger profile correspondence;Position feedback device, it is real-time for feed back that suspension rod is currently located Position, and exported as suspension rod real time position;Weight detection equipment, for detecting the load weight that suspension rod is currently undertaken, and Exported as suspension rod load weight;Speed detection equipment, the rising or falling speed current for detecting suspension rod, and it is fast in real time as suspension rod Degree output;Ultrasonic transmitting device, is arranged on arenas staging platform edge, can launch different ultrasonic waves with setpoint frequency Signal;Ultrasonic wave control device, is connected with ultrasonic transmitting device and embedded processing equipment respectively, is arranged on ultrasonic wave transmitting Near equipment, the ultrasonic wave control signal that embedded processing equipment sends is received, and ultrasound is controlled based on ultrasonic wave control signal Ripple launches the emission mode of equipment;Draw curtain control device, is connected with static storage device, deposit in static storage device for being read The document scene of storage, and based on document scene in each scene beginning plot control arenas draw curtain lift mode, be based on The end plot of each scene in document scene controls the landing mode of arenas draw curtain;Suspension rod protection equipment, including braking is single Unit, protection location and protection motor, protection motor are connected with brake unit and protection location, are made for driving respectively Moving cell or protection location are operated with realizing the protection to suspension rod, and brake unit is used under the control of protection motor, real Now to the brake operating of suspension rod, protection location is used under the control of protection motor, realizes the protection to being loaded on suspension rod Operation.
More specifically, in the danger arenas management-control method based on image detection, also including:Radio communication sets It is standby, it is connected with embedded processing equipment, for transmitting wirelessly target types of threat objects.
More specifically, in the danger arenas management-control method based on image detection:Wireless Telecom Equipment is set In the control room of arenas.
More specifically, in the danger arenas management-control method based on image detection:Wireless Telecom Equipment is frequency division Duplex communication interface.
More specifically, in the danger arenas management-control method based on image detection:Image correction device, target are known Other equipment and danger testing equipment are respectively adopted the CPLD chips of different model to realize.
In the present invention, the danger includes animal.
Brief description of the drawings
Embodiment of the present invention is described below with reference to accompanying drawing, wherein:
Fig. 1 is the block diagram of the control platform according to embodiment of the present invention.
Reference:1 static storage device;2 embedded processing equipment;3 types of threat objects identification equipments
Specific embodiment
The embodiment to the danger arenas management-control method based on image detection of the invention is entered below with reference to accompanying drawings Row is described in detail.
For children, viewing performance, various knowledge can be gained more insight into, accurately to society and enter naturally Row comprehensively recognizes, and brings loosening on body and mind to children and pleases.But, performance has certain danger in itself, especially It is for the minor that controlling is poor and action is not quick enough, it is necessary to prevent from performing the wound on the body and mind caused to them Evil.
In the prior art, danger expulsion is generally carried out using manual type, this expulsion mode is not ideal enough, Er Qiewu Method determines eviction scheme according to types of threat objects, and the efficiency of expulsion is very low.Meanwhile, danger stage or danger in the prior art In thing arenas, including the equipment of lifting frame, bias light or draw curtain control mode simple coarse, it is impossible to according to the specific of equipment Service condition carries out flexible operating, causes equipment control efficiency very poor.
In order to overcome above-mentioned deficiency, the present invention to establish a kind of danger arenas management-control method based on image detection, adopt With special design, danger testing mechanism and types of threat objects testing mechanism based on image recognition technology are determined close to spectators Danger type, type according to danger determines specific corresponding expulsion mode, while optimizing existing danger The equipment controlling mechanism of stage or danger arenas.
Fig. 1 is the block diagram of the control platform according to embodiment of the present invention, and the platform is deposited including static state Storage equipment, embedded processing equipment and types of threat objects identification equipment, static storage device and types of threat objects identification equipment are assisted Biconditional operation, there is provided near arenas staging platform edge target types of threat objects, embedded processing equipment respectively with static storage Equipment and types of threat objects identification equipment are connected, and security strategy is determined based on the target types of threat objects for receiving.
Then, continue to be further detailed the concrete structure of control platform of the invention.
The platform includes:CMOS vision sensors, are arranged on the top at arenas staging platform edge, for drilling arenas Go out platform edges to be shot, to obtain arenas edge image, the resolution ratio of arenas edge image is ultra high-definition resolution ratio;Image Processing equipment, is connected to receive arenas edge image, including geometry correction unit, image rotation list with CMOS vision sensors Unit, image translation unit, histogram equalization unit, wavelet filtering unit and Gaussian smoothing filter unit, for arenas edge Image is performed at geometric correction, image rotation, image translation, histogram equalization, wavelet filtering and Gaussian smoothing filter successively Reason, to obtain corresponding correction map picture.
The platform includes:Danger splitting equipment, is connected with static storage device and image processing equipment respectively, is used for Correction map picture, default danger gray scale upper limit threshold and default danger gray scale lower threshold are received, based on default danger ash Danger target identification is carried out in degree upper limit threshold and default danger gray scale lower threshold repairing positive image, is recognized and successfully then will Danger target is split as the output of danger subgraph from correction map picture, and recognition failures are then exported without target danger letter Number.
The platform includes:Types of threat objects identification equipment, connects with static storage device and danger splitting equipment respectively Connect, when receiving without target danger signal, forward without target danger signal, when danger subgraph is received, will Danger subgraph is matched one by one with various benchmark danger profiles, the match is successful benchmark danger profile that then output matching is arrived Corresponding type is exported as target types of threat objects, and it fails to match then exports without target danger signal.
The platform includes:Embedded processing equipment, respectively with types of threat objects identification equipment and ultrasonic wave control device Connection, when target types of threat objects is received, ultrasound corresponding with target types of threat objects is sent to ultrasonic wave control device Ripple tranmitting frequency, when receiving without target danger signal, stopping ultrasonic wave transmission signal is sent to ultrasonic wave control device; Embedded processing equipment also connects with position feedback device, weight detection equipment, speed detection equipment and protection motor respectively Connect, based on predeterminated position weight, suspension rod real time position, preset weight weight, suspension rod load weight, pre-set velocity weight and suspension rod Real-time speed determines protection control signal, and protection control signal is sent into protection motor to realize driving electricity to protection The drive control of machine.
Wherein, ultrasonic wave tranmitting frequency corresponding with target types of threat objects is the ultrasonic wave that target types of threat objects is detested Tranmitting frequency.
The platform includes:Static storage device, for having prestored default danger gray scale upper limit threshold, default danger Dangerous thing gray scale lower threshold and various benchmark danger profiles;Static storage device is also connected with embedded processing equipment, is used for Storage predeterminated position weight, preset weight weight and pre-set velocity weight, predeterminated position weight, preset weight weight and default speed Degree weight is respectively used to be weighted suspension rod real time position, suspension rod load weight and suspension rod real-time speed, wherein, various benchmark In danger profile, a kind of types of threat objects of each benchmark danger profile correspondence.
The platform includes:Position feedback device, for feeding back the real time position that suspension rod is currently located, and as suspension rod reality When position output;Weight detection equipment is for detecting the load weight that suspension rod is currently undertaken and defeated as suspension rod load weight Go out;Speed detection equipment, the rising or falling speed current for detecting suspension rod, and exported as suspension rod real-time speed.
The platform includes:Ultrasonic transmitting device, is arranged on arenas staging platform edge, can be launched with setpoint frequency Go out different ultrasonic signals;Ultrasonic wave control device, is connected with ultrasonic transmitting device and embedded processing equipment respectively, if Put near ultrasonic transmitting device, receive the ultrasonic wave control signal that embedded processing equipment sends, and based on ultrasonic wave control Signal processed controls the emission mode of ultrasonic transmitting device.
The platform includes:Draw curtain control device, is connected with static storage device, deposit in static storage device for being read The document scene of storage, and based on document scene in each scene beginning plot control arenas draw curtain lift mode, be based on The end plot of each scene in document scene controls the landing mode of arenas draw curtain.
The platform includes:Suspension rod protection equipment, including brake unit, protection location and protection motor, protection are driven Dynamic motor is connected with brake unit and protection location respectively, for driving and braking units or protection location realizing the guarantor to suspension rod Shield operation, brake unit is used under the control of protection motor, realizes the brake operating to suspension rod, and protection location is used for Protect under the control of motor, realize the protection operation to being loaded on suspension rod.
Alternatively, in the platform, also include:Wireless Telecom Equipment, is connected, for wireless with embedded processing equipment Send target types of threat objects;Wireless Telecom Equipment is arranged in the control room of arenas;Wireless Telecom Equipment is FDD Communication interface;Image correction device, target identification equipment and danger testing equipment are respectively adopted the CPLD chips of different model To realize.
In addition, CMOS (Complementary Metal-Oxide-Semiconductor), Chinese scientific name is complementary metal Oxide semiconductor, he is originally a kind of important chip in computer system, saves the most basic data of System guides.CMOS Manufacturing technology and general computer chip do not have difference, mainly use what silicon and germanium both elements were made partly to lead Body, makes it that the semiconductor with N (band-electricity) and P (band+electricity) level, the electricity produced by the two complementary effects are co-exist on CMOS Image is noted down and be interpreted to processed chip by stream.Found that CMOS can also be used as the figure in digital photography by processing later As sensor.
For the portable use independently of power network, the CMOS technology famous with low power consumption characteristic is bright with one Aobvious advantage:Cmos image sensor is directed to 5V and 3.3V supply voltages and designs.And CCD chip then needs about 12V Supply voltage, therefore have to using an electric pressure converter, so as to cause power consumption to increase.In terms of total power consumption, control Being integrated into cmos sensor with systemic-function will bring another benefit:He eliminates all outer with other semiconductor elements Portion's connecting line.Nowadays the driver of its high power consumption has been abandoned, because being communicated consumed energy in chip internal It is more much lower than outside implementation by PCB or substrate.
Using the danger arenas management-control method based on image detection of the invention, perform in danger for prior art During because danger attacks people or equipment controlling mechanism is aging and the safety problem brought, by using high accuracy, be directed to Property image recognition technology realize attacking danger the electronization detection of people's behavior, and corresponding drive is formulated according to types of threat objects By mode, the efficiency of expulsion is improved, and, also existing equipment controlling mechanism is improved, improve the control of field apparatus Efficiency.
Although it is understood that the present invention is disclosed as above with preferred embodiment, but above-described embodiment and being not used to Limit the present invention.For any those of ordinary skill in the art, in the case where technical solution of the present invention ambit is not departed from, Many possible variations and modification are all made to technical solution of the present invention using the technology contents of the disclosure above, or is revised as With the Equivalent embodiments of change.Therefore, every content without departing from technical solution of the present invention, according to technical spirit pair of the invention Any simple modification, equivalent variation and modification made for any of the above embodiments, still fall within the scope of technical solution of the present invention protection It is interior.

Claims (6)

1. a kind of a kind of control platform of danger arenas management-control method based on image detection, including offer, the platform includes Static storage device, embedded processing equipment and types of threat objects identification equipment, static storage device and types of threat objects are recognized Equipment collaboration operate, there is provided near arenas staging platform edge target types of threat objects, embedded processing equipment respectively with it is quiet State storage device and types of threat objects identification equipment are connected, and security strategy is determined based on the target types of threat objects for receiving.
2. the danger arenas management-control method of image detection is based on as claimed in claim 1, it is characterised in that the platform bag Include:
CMOS vision sensors, are arranged on the top at arenas staging platform edge, and arenas staging platform edge is shot, with Arenas edge image is obtained, the resolution ratio of arenas edge image is ultra high-definition resolution ratio;
Image processing equipment, is connected to receive arenas edge image, including geometry correction unit, image with CMOS vision sensors Rotary unit, image translation unit, histogram equalization unit, wavelet filtering unit and Gaussian smoothing filter unit, for play Field edge image performs geometric correction, image rotation, image translation, histogram equalization, wavelet filtering and Gaussian smoothing successively Filtering process, to obtain corresponding correction map picture;
Danger splitting equipment, is connected with static storage device and image processing equipment respectively, receives correction map picture, default danger Thing gray scale upper limit threshold and default danger gray scale lower threshold, based on default danger gray scale upper limit threshold and default danger Danger target identification is carried out in gray scale lower threshold repairing positive image, is recognized successfully then by danger target from correction map picture Segmentation is exported as danger subgraph, and recognition failures are then exported without target danger signal;
Types of threat objects identification equipment, is connected with static storage device and danger splitting equipment respectively, is receiving without target During danger signal, forward without target danger signal, when danger subgraph is received, by danger subgraph with it is various Benchmark danger profile is matched one by one, and the corresponding type of benchmark danger profile that then output matching is arrived that the match is successful is as mesh Mark types of threat objects output, it fails to match then exports without target danger signal;
Embedded processing equipment, is connected with types of threat objects identification equipment and ultrasonic wave control device respectively, when receiving target During types of threat objects, ultrasonic wave tranmitting frequency corresponding with target types of threat objects is sent to ultrasonic wave control device, work as reception During to without target danger signal, stopping ultrasonic wave transmission signal is sent to ultrasonic wave control device;Embedded processing equipment is also It is connected with position feedback device, weight detection equipment, speed detection equipment and protection motor respectively, based on predeterminated position power Weight, suspension rod real time position, preset weight weight, suspension rod load weight, pre-set velocity weight and suspension rod real-time speed determine protection Control signal, and control signal will be protected to be sent to protection motor to realize the drive control to protecting motor, its In, ultrasonic wave tranmitting frequency corresponding with target types of threat objects is the ultrasonic wave tranmitting frequency that target types of threat objects is detested;
Static storage device, for having prestored default danger gray scale upper limit threshold, default danger gray scale lower threshold With various benchmark danger profiles;Static storage device is also connected with embedded processing equipment, for store predeterminated position weight, Preset weight weight and pre-set velocity weight, it is right that predeterminated position weight, preset weight weight and pre-set velocity weight are respectively used to Suspension rod real time position, suspension rod load weight and suspension rod real-time speed are weighted, wherein, in various benchmark danger profiles, often A kind of a kind of types of threat objects of benchmark danger profile correspondence;
Position feedback device, for feeding back the real time position that suspension rod is currently located, and exports as suspension rod real time position;
Weight detection equipment, for detecting the load weight that suspension rod is currently undertaken, and exports as suspension rod load weight;
Speed detection equipment, the rising or falling speed current for detecting suspension rod, and exported as suspension rod real-time speed;
Ultrasonic transmitting device, is arranged on arenas staging platform edge, can launch different ultrasonic waves with setpoint frequency and believe Number;
Ultrasonic wave control device, is connected with ultrasonic transmitting device and embedded processing equipment respectively, is arranged on ultrasonic wave transmitting Near equipment, the ultrasonic wave control signal that embedded processing equipment sends is received, and ultrasound is controlled based on ultrasonic wave control signal Ripple launches the emission mode of equipment;
Draw curtain control device, is connected with static storage device, for reading the document scene stored in static storage device, and base The beginning plot of each scene in document scene controls the lift mode of arenas draw curtain, based on document scene in each field The end plot of scape controls the landing mode of arenas draw curtain;
Suspension rod protection equipment, including brake unit, protection location and protection motor, protection motor are single with braking respectively Unit and protection location connection, are operated for driving and braking units or protection location with realizing the protection to suspension rod, and brake unit is used In the brake operating to suspension rod under the control in protection motor, is realized, protection location is used for the control in protection motor Under system, the protection operation to being loaded on suspension rod is realized.
3. the danger arenas management-control method of image detection is based on as claimed in claim 2, it is characterised in that also included:
Wireless Telecom Equipment, is connected with embedded processing equipment, for transmitting wirelessly target types of threat objects.
4. the danger arenas management-control method of image detection is based on as claimed in claim 3, it is characterised in that:
Wireless Telecom Equipment is arranged in the control room of arenas.
5. the danger arenas management-control method based on image detection as described in claim 2-3 is any, it is characterised in that:
Wireless Telecom Equipment is frequency duplex communications interface.
6. the danger arenas management-control method of image detection is based on as claimed in claim 2, it is characterised in that:
The CPLD chips that image correction device, target identification equipment and danger testing equipment are respectively adopted different model come real It is existing.
CN201610629953.3A 2016-08-04 2016-08-04 Danger arenas management-control method based on image detection Pending CN106802590A (en)

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CN104738024A (en) * 2015-04-14 2015-07-01 广东欧珀移动通信有限公司 Pest repellent method and device
CN105035888A (en) * 2015-08-03 2015-11-11 陈思 Intelligent elevator for preventing dangerous person from riding
CN105580801A (en) * 2015-12-17 2016-05-18 无锡桑尼安科技有限公司 Power transmission line bird-preventing platform based on birdsong detection
CN105707053A (en) * 2015-12-17 2016-06-29 高萍 Intelligent power supply line maintenance system
CN105740853A (en) * 2016-04-28 2016-07-06 宁波力匠机器人科技有限公司 Theatre robot heat dissipation platform based on image recognition
CN107561962A (en) * 2016-06-30 2018-01-09 浙江大丰实业股份有限公司 Intelligent theater equipment control platform

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Application publication date: 20170606