CN110225300A - For the low power image Transmission system and method in wireless sensor network - Google Patents
For the low power image Transmission system and method in wireless sensor network Download PDFInfo
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- CN110225300A CN110225300A CN201910373209.5A CN201910373209A CN110225300A CN 110225300 A CN110225300 A CN 110225300A CN 201910373209 A CN201910373209 A CN 201910373209A CN 110225300 A CN110225300 A CN 110225300A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
- G01V8/10—Detecting, e.g. by using light barriers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/20—Image preprocessing
- G06V10/25—Determination of region of interest [ROI] or a volume of interest [VOI]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/52—Surveillance or monitoring of activities, e.g. for recognising suspicious objects
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/60—Control of cameras or camera modules
- H04N23/65—Control of camera operation in relation to power supply
- H04N23/651—Control of camera operation in relation to power supply for reducing power consumption by affecting camera operations, e.g. sleep mode, hibernation mode or power off of selective parts of the camera
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
- H04W52/02—Power saving arrangements
- H04W52/0203—Power saving arrangements in the radio access network or backbone network of wireless communication networks
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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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- Signal Processing (AREA)
- Theoretical Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
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Abstract
The invention discloses a kind of low power image Transmission system and method in wireless sensor network, system includes image information collecting module, image information processing module, image information transmission module and system terminal；Method includes: when infrared sensor has monitored that animal passes through, and starting camera carries out Image Acquisition, and after animal warp, camera is closed, to reduce energy consumption；By acquired image and standard picture after image information processing module, extracts area-of-interest and the kind of object of area-of-interest is distinguished；Kind of object information is sent to system terminal using image information transmission module, after system terminal obtains kind of object information, if necessary to subject image, kind of object image is sent to system terminal again by image information transmission module, the quantity for sending information is reduced with this, to reduce energy consumption.The present invention has the characteristics that low-power consumption, time working time are long, can dramatically increase node in the life span in field.
Description
Technical field
The invention belongs to wireless sensor network technology field, especially a kind of low function in wireless sensor network
Consume image delivering system and method.
Background technique
In field environment, due to environment complexity, wireline equipment cannot be set up, therefore wireless sensor is largely answered
With.
Since transmission node works in complex environment, by battery-powered, limited battery capacity is difficult in the application
Replacement and supplement energy；In addition, sensor acquired image information can also consume big energy in processing and transmission, how
The amount of enabling the system to consumption is minimum and optimizes, and is the weight studied at present to extend the life span of entire wireless sensor network
Point content.
Summary of the invention
The purpose of the present invention is to provide a kind of low power image Transmission system in wireless sensor network and sides
Method reduces the image transmitting power consumption in wireless sensor network.
The technical solution for realizing the aim of the invention is as follows: a kind of low power image biography in wireless sensor network
Defeated system, including image information collecting module, image information processing module, image information transmission module and system terminal；
Described image information acquisition module is used to acquire the image information of kind of object；
Described image message processing module is used to handle the image information of collected kind of object, extracts region of interest
Domain, and the species in the area-of-interest are distinguished；
Described image information transmission modular is used to species information being sent to system terminal；
The system terminal for human-computer interaction and storage collected kind of object image information.
A kind of low power image transmission method in wireless sensor network, comprising the following steps:
Step 1, infrared sensor is in standby；
Step 2, when infrared sensor has monitored that animal passes through, start camera, and shot；When animal passes through
Afterwards, the infrared sensor can't detect signal, close camera, and infrared sensor continues standby；
Step 3, animal is obtained into area-of-interest after when institute's acquired image and standard picture processing；
Step 4, by distinguishing the obtained area-of-interest of step 3, kind of object information is obtained, and by object
Information is sent to system terminal；
Step 5, if necessary to kind of object image, step 6 is executed, if you do not need to kind of object image, continues
Image Acquisition；
Step 6, system terminal sends instructions to image information transmission module, and image information transmission module is by collected object
Body type image information is sent to system terminal.
Compared with prior art, remarkable advantage of the invention are as follows: (1) whether the present invention has been detected dynamic with infrared sensor
It is whether to open the foundation of camera that object, which passes through, and when no animal passes through, camera is closed, to reduce camera because standby
And the energy consumption generated；(2) in data transmission, compared to existing real-time Transmission, the present invention is only just carried out when there is demand
Image transmitting, it is a large amount of because of the power consumption that image data is transmitted and generates so as to reduce；(3) present invention can effectively improve
The life span of image information collecting module in field work, and do not have to maintenance, using simple.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the present invention for the low power image Transmission system in wireless sensor network.
Fig. 2 is flow diagram of the present invention for the low power image transmission method in wireless sensor network.
Specific embodiment
In conjunction with Fig. 1, Fig. 2, a kind of low power image Transmission system in wireless sensor network, the system includes figure
As information acquisition module, image information processing module, image information transmission module and system terminal.
Image information collecting module is used to acquire the image information of kind of object；Image information processing module is adopted for handling
The image information of the kind of object collected；Image information transmission module is used for the communication of image information collecting module and system terminal
Effect；System terminal for human-computer interaction and permanently store collected kind of object image information.
Described image information acquisition module include infrared sensor and camera, infrared sensor for start camera and
Camera is closed, camera is for acquiring image information.
Described image message processing module extracts area-of-interest, and to described for handling acquired image information
Area-of-interest carries out species discrimination.
Species information is sent to the system terminal by described image information transmission modular, rather than image information is sent out
Give the system terminal.
The present invention also provides a kind of low power image transmission methods in wireless sensor network, this method comprises:
Infrared sensor in image information collecting module is in standby, and camera is in close state；
When the infrared sensor has monitored that animal passes through, camera is opened, and shot；When animal passes through
Afterwards, the infrared sensor can't detect signal, close camera, and the infrared sensor is standby.
Camera acquires piece image and is saved after placing for the first time, and first acquired image is as standard picture；
To have animal by when institute's acquired image and standard picture after described image message processing module makees difference processing
To area-of-interest；Characteristic value is extracted to the area-of-interest, and obtains kind of object after comparing with database,
And it is sent to the system terminal.
After the system terminal obtains the information of kind of object, image information of the user if necessary to kind of object, institute
It states image information transmission module and the preferable kind of object image information of quality is sent to the system terminal；If user is not
The image information of kind of object is needed, described image information transmission modular does not send any information, so as to efficiently reduce
Send energy consumed by unnecessary information.
The kind of object information data amount very little that described image information transmission modular is sent, by the life of the system terminal
After order, kind of object image information transmitted by described image information transmission modular only has a width area-of-interest figure, data
Amount is smaller, and it is lower to transmit energy consumed by data.
The following describes the present invention in detail with reference to examples.
Embodiment
As shown in Figure 1, for the low power image Transmission system in wireless sensor network, comprising:
1) image information collecting module
Image information collecting module is mainly made of infrared sensor and camera, and infrared sensor is for starting camera
And close camera；When the infrared sensor has monitored that animal passes through, camera is opened, and shot；Work as animal
Through later, the infrared sensor can't detect signal, camera is closed, the infrared sensor is standby.The camera is used
In shooting, after image information collecting module places for the first time, shooting ground piece image acquires animal as standard picture later
Image.
2) image information processing module
Image information processing module is mainly for the treatment of collected subject image.Institute's collected figure when animal is passed through
As obtaining area-of-interest after the processing of described image message processing module with standard picture, species are carried out to area-of-interest
It distinguishes, obtains species information.
3) image information transmission module
Image information transmission module is mainly used for the communication role of image information collecting module and system terminal, can be by object
Kind information or species image information pass through described image information transmission modular and are sent to system terminal.
4) system terminal
System terminal is used for human-computer interaction, and after system terminal obtains the information of kind of object, user is if necessary to object
The preferable kind of object image information of quality is sent to the system by the image information of type, described image information transmission modular
Terminal；User if you do not need to kind of object image information, described image information transmission modular do not send any information, from
And it can be effectively reduced and send energy consumed by unnecessary information.
As shown in Fig. 2, image transfer method includes the following steps:
S201, infrared sensor are constantly in standby mode, only consume lower energy.
S202 executes step S203 when infrared sensor has monitored that animal passes through, and starts camera, and clapped
It takes the photograph；After animal warp, the infrared sensor can't detect signal, close camera, execute step S201, infrared sensor
Continue standby.
S203 starts camera.
S204, camera shoot image.
Animal is obtained area-of-interest after when institute's acquired image and standard picture processing by S205.
S206 obtains kind of object information by distinguishing the obtained area-of-interest of step S205, and by object
Body information is sent to system terminal.
S207, user check kind of object information by system terminal, if necessary to kind of object image, execute step
S208, if you do not need to kind of object image, executes step S204, continue Image Acquisition.
S208, when needing kind of object image, system terminal sends instructions to image information transmission module, image information
Collected kind of object image is sent to system terminal by transmission module, and user can view kind of object image letter
Breath.
Claims (6)
1. a kind of low power image Transmission system in wireless sensor network, which is characterized in that adopted including image information
Collect module, image information processing module, image information transmission module and system terminal；
Described image information acquisition module is used to acquire the image information of kind of object；
Described image message processing module is used to handle the image information of collected kind of object, extracts area-of-interest, and
Species in the area-of-interest are distinguished, species information is obtained；
Described image information transmission modular is used to species information being sent to system terminal；
The system terminal for human-computer interaction and storage collected kind of object image information.
2. the low power image Transmission system according to claim 1 in wireless sensor network, which is characterized in that
Described image information acquisition module includes infrared sensor and camera, and infrared sensor is for starting camera and closing camera shooting
Head, camera is for acquiring image information.
3. the low power image Transmission system according to claim 1 in wireless sensor network, which is characterized in that
If necessary to kind of object image, system terminal sends instructions to image information transmission module, and image information transmission module will adopt
The kind of object image information collected is sent to system terminal.
4. a kind of image transmitting based on the low power image Transmission system being used for described in claim 2 in wireless sensor network
Method, which comprises the following steps:
Step 1, infrared sensor is in standby；
Step 2, when infrared sensor has monitored that animal passes through, start camera, and shot；After animal warp,
The infrared sensor can't detect signal, close camera, and infrared sensor continues standby；
Step 3, animal is obtained into area-of-interest after when institute's acquired image and standard picture processing；
Step 4, by distinguishing the obtained area-of-interest of step 3, kind of object information is obtained, and by kind of object
Information is sent to system terminal；
Step 5, if necessary to kind of object image, step 6 is executed, if you do not need to kind of object image, continues image
Acquisition；
Step 6, system terminal sends instructions to image information transmission module, and image information transmission module is by collected object kind
Class image information is sent to system terminal.
5. the low power image transmission method according to claim 4 in wireless sensor network, which is characterized in that
Camera acquires piece image and is saved after placing for the first time, and first acquired image is as standard picture.
6. the low power image transmission method according to claim 4 in wireless sensor network, which is characterized in that
Standard picture and acquired image first make the image for obtaining containing only species information after difference comparsion, ash is carried out to it
Degreeization handles to obtain area-of-interest；It is compared to region of interesting extraction characteristic point, and with database, obtains the kind of species
Category information.
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Application publication date: 20190910 |