KR101326707B1 - Camera system for vehicle number recognition and security - Google Patents

Abstract

The present invention is about an integrated camera system for crime prevention and vehicle recognition, as a hybrid camera system comprising: a camera unit, installed in a site, for detecting a vehicle plate number and preventing crimes; a site control server, installed in the site adjacent to the camera unit, for performing operation of driving the camera unit or image processing; and a central server for being connected with main public offices such as a police station in order to manage the site by recognizing and analyzing image materials received from the site control server; wherein the camera unit has multiple auxiliary cameras for observing multiple directions with one camera housing around the camera housing, and a rotation type pan tilt zoom main camera is installed in the center of the auxiliary camera. The integrated camera system for crime prevention and vehicle recognition can be used for crucially advantageous use to prevent crimes and catch criminals by integrally installing both of a camera for security and a camera for vehicle number recognition in order to monitor people and vehicles at the same time. [Reference numerals] (20) Site control server;(30) Central command center

Description

Security and vehicle number recognition camera system {Camera system for Vehicle number recognition and security}

The present invention relates to an integrated camera system for crime prevention and vehicle identification, and in more detail, a plurality of fixed cameras for observing multiple directions in one camera housing are installed at the periphery of the housing, and the center of the fixed camera has a rotatable pan tilt. It is to provide a crime prevention and vehicle identification camera system that can be built at the same time equipped with a zoom camera unmanned security camera system and vehicle identification camera system.

Nationwide, local governments and public institutions are installing or operating security camera systems that protect children and the elderly, and check the video when an incident occurs.

Recently, in order to protect children from accidents due to speeding of vehicles, traffic laws have been enacted to limit the speed of vehicles to less than 30km in elementary, middle and high school or kindergarten areas.

However, there are many cases where the driver's driving habits are speeding in these low-speed driving zones. Therefore, police departments and local governments inevitably plan to install a license plate camera system in schools and surrounding roads by stepping up the speeding camera system. Is operating the system and plans to continue to expand it.

However, the license plate recognition camera system is in a reality that is difficult to install in a number of needs to easily reflect the budget because the equipment is expensive.

Unauthorized crime prevention and children invested nationwide by local governments based on the judgment that such expensive license plate identification system can lower the cost in terms of saving national expenses and reducing car accidents in child protection zones Newly developed to integrate the vehicle identification camera system that is operated separately to the security camera system installed in the protected women and the elderly protection zone, and the system is technically perfected in the new fusion method of security and vehicle number recognition integrated camera system. It is the purpose of this patent to implement such a technique.

Korea Patent Office Registered Patent Publication No. 10-0839815

The present invention is to solve the conventional problems as described above, an object of the present invention is to place two or more multi-directional ptz camera or multi-directional fixed camera in one housing and 360-degree continuous rotation type in the center of the multi-directional camera housing It is to provide a security and license plate integrated camera system equipped with a security camera system function and a vehicle number recognition camera system function as a system equipped with a ptz camera.

In addition, the present invention is to increase the cost of implementing the system by fusing an unmanned security camera system and a vehicle identification camera system by building an improved system to have a single hardware structure and by improving the software so that two systems are operated at the same time. It is an object of the present invention to provide a security and license plate integrated camera system that prevents and improves the problem that the security function of a predetermined area is deteriorated.

In order to achieve the above object, the present invention is implemented by the following embodiments.

The present invention is installed in the field and the camera unit to detect and recognize the crime prevention and license plate, and installed in the field adjacent to the camera unit, the field control server for performing operations such as driving and image processing of the camera unit And a central server for recognizing and analyzing the image data received from the field control server to manage the site and for linking with major public offices such as police stations. The camera unit is multi-directional in one camera housing. It installs a plurality of auxiliary cameras to observe the surroundings, characterized in that the center of the auxiliary camera consists of a hybrid camera system equipped with a rotating pan tilt zoom main camera.

The camera unit includes a plurality of sub-cameras and a main camera, the sub-camera is a fixed camera installed in a state of rotating up, down, left and right while the pan function, the tilt function and the zoom function is electronically embedded, the main camera is automatically tracked In the monitoring mode, the pan / tilt / zoom control unit is automatically controlled by a set program to control the pan, tilt and zoom functions. The auxiliary camera can simultaneously monitor four directions and is located inside. The main camera monitors the surrounding area in the same time as the auxiliary camera, and allows the vehicle to recognize the vehicle number or to zoom in or zoom out to capture a specific person so that security and vehicle number recognition can be performed at the same time.

In the field control server is a system control unit for controlling the overall operation in the field control server, and receives the image taken by the camera unit to perform processing operations such as compression or to move the position of the camera of the camera unit, zoom in, zoom out, etc. Camera control unit for controlling the driving of the camera, and the vehicle number recognition camera only stores the image of the vehicle when the vehicle is detected, the vehicle number to recognize the vehicle number as the image and then extract the vehicle number by software algorithm Recognizing unit, a motion detection unit for detecting the movement in the road according to the image continuously captured by the camera unit, and a storage management unit for receiving and storing the image taken by the camera unit.

The storage management unit may include an image storage unit for collecting and storing an image taken by the camera unit, and a vehicle number storage unit for storing and analyzing the vehicle number recognized by the vehicle number recognition unit. .

In the above, the camera controller detects the vehicle by the motion detection unit and the sub-camera is alerted when the sub-camera is close enough to recognize the vehicle number by the main camera. By transmitting a signal to the camera control unit to operate a high-performance infrared flood emitter to accurately recognize the vehicle number by the main camera.

The central control room is a peripheral information unit for collecting and storing the surrounding information of the site installed the camera unit, an image collecting unit for receiving and storing the image received from the field control server, and photographed by a plurality of cameras installed in the camera unit A channel configuration unit constituting a channel so that images can be output simultaneously, an image output unit outputting a screen so that an administrator visually grasps the images classified through the channel configuration unit, and an image output through the image output unit. The command control unit for capturing or retrieving the pre-stored image in the image collecting unit and the alarm when an emergency situation is detected among the images output through the image output unit or when the license plate of the vehicle to be arranged is recognized Beep to generate quick response It characterized in that it comprises a generator.

According to the present invention, the following effects can be achieved by this configuration.

Security and vehicle number recognition integrated camera system according to the present invention is equipped with a security camera and a vehicle number recognition camera is installed integrally, so that the human surveillance and vehicle monitoring is carried out at the same time can be used for decisive advantageous use for crime prevention and post-mortem arrest. Can be planned.

In addition, by installing multiple cameras in one housing, four directions can be taken at the same time, and an unmanned security camera system and a vehicle number recognition camera system are fused to build an improved system to have a single hardware structure. By improving the software so that it can be operated, the cost can be reduced and the security function can be improved by minimizing the blind area of the security area.

1 is a schematic diagram of a security and license plate integrated camera system according to the present invention,
2 is a schematic configuration diagram of the security and license plate integrated camera system according to the present invention,
3 is a schematic configuration diagram of a field control server of a security and vehicle identification system integrated camera system according to the present invention,
4 is a schematic configuration diagram of a storage management unit of a security and license plate integrated camera system according to the present invention,
5 is a schematic configuration diagram of a central control room of a security and license plate integrated camera system according to the present invention,
6 is a view showing a state of use of the crime prevention and license plate integrated camera system according to the present invention,
7 is a schematic diagram of a channel configuration output through the security and vehicle identification system integrated camera system according to the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention, and how to accomplish them, will become apparent by reference to the embodiments described in detail below with reference to the accompanying drawings.

1 is a schematic configuration diagram of a security and license plate integrated camera system according to the present invention, Figure 2 is a schematic configuration diagram of the camera unit of a security and license plate integrated camera system according to the present invention, Figure 3 is a schematic configuration diagram of a field control server of a crime prevention and vehicle number recognition integrated camera system according to the present invention, Figure 4 is a schematic configuration diagram of a storage management unit of a crime prevention and vehicle number recognition integrated camera system according to the present invention 5 is a schematic configuration diagram of a central control room of a crime prevention and vehicle number recognition integrated camera system according to the present invention, and FIG. 6 is a view illustrating a state of use of the crime prevention and vehicle number recognition integrated camera system according to the present invention. 7 is a view illustrating a channel configuration output through the security and vehicle identification system integrated camera system according to the present invention. An approximate figure.

1 to 6, the camera system 100 for integrating the method and vehicle number recognition is installed in the field and the camera unit 10 to detect and recognize the crime prevention and license plate and And a field control server 20 installed in the field adjacent to the camera unit 10 and performing operations such as driving and image processing of the camera unit 10 and received from the field control server 20. It includes a central control room (30) to manage the site by recognizing and analyzing the video data and to be connected to the major public offices, such as police station.

The camera unit 10 is installed in the field to continue to shoot the image in the road according to a predetermined time period, as shown in Figure 2 to install a plurality of cameras in one housing 1, the outside An auxiliary camera 2 is installed to allow simultaneous monitoring of directions and form a wide viewing angle suitable for the field conditions, and includes a main camera 3 having a 360 degree viewing angle as well as up, down, left, and right. .

The auxiliary camera 2 is a fixed camera installed in a state where the pan function, the tilt function, and the zoom function are electronically embedded and rotated up, down, left, and right, and are relatively smaller and lighter than the main camera 3. Here, the auxiliary camera (2) is made of a wide viewing angle for the shooting viewing angle to fit the site conditions, and when the shooting viewing angle is added to the shooting viewing angle of the main camera (3) is formed horizontal 360 degrees and vertical 180 degrees.

When the main camera 3 is in the automatic tracking monitoring mode, the pan / tilt / zoom control unit is automatically controlled by the set program to control the pan, tilt, and zoom functions. Therefore, the camera unit 10 has a different purpose for security and vehicle number recognition, but must be operated by one system, so that a plurality of auxiliary cameras 2 for observing multi-directions in one camera housing are installed at the periphery of the housing. In the center of the secondary camera (2) is composed of a hybrid camera system equipped with a rotating pan tilt zoom main camera (3) so that the secondary camera (2) can simultaneously monitor four directions, the main camera located inside (3) is to monitor the surrounding area, such as the secondary camera (2) during normal times, so that the vehicle number recognition or a specific person can be zoomed in or zoomed out to shoot, and the secondary camera (2) is the main camera (3) is rotated In this case, it is possible to secure an image of an object at a viewing angle that the main camera 3 cannot capture, and the captured image provided from the camera unit 10 is a field control server 20. The image processing operations are carried out by.

The camera unit 10 is provided with five cameras, as shown in Figure 2, the camera is installed at the same time through the image output unit 34 of the central control room 30 to be described later to take images taken by each channel By installing a channel sharer inside the camera housing to show, the final video output terminal consists of only one LAN terminal, although five cameras can be installed to facilitate the effect of installation and construction.

As shown in FIG. 3, the field control server 20 controls the camera unit 10 to capture the vehicle number recognition software and the camera image for unmanned crime prevention surveillance, and transmit the same to the central control room. It is configured to perform a function at the same time, and to store some images of the captured images, to grasp the movement of the object to zoom in or out of the camera unit 10 to shoot the image, the system control unit 21 ), A camera controller 22, a vehicle number recognition unit 23, a motion detection unit 24, and a storage management unit 25.

The system control unit 21 controls the overall operation in the field control server 20, and simultaneously performs a function of capturing the vehicle number recognition software and the camera image for the unmanned crime prevention surveillance and transmitting to the central control room. It is composed.

The camera controller 22 generates a signal for controlling the camera unit 10 to perform various functions related to the camera unit 20, and receives and compresses an image photographed by the camera unit 10. To perform a processing operation, or to control the movement of the camera position of the camera unit 10 or to drive the camera such as zoom-in or zoom-out, and the processed image is transferred to the storage management unit 25 to be described later. To be automatically saved. In normal times, by adjusting the angle of view taken by the main camera (3) and the auxiliary camera (2) to implement a security function, when the vehicle is recognized by controlling the main camera with a zoom-in function, the license plate of the vehicle is generally small size In order to secure an accurate image, the magnification of the camera lens can be zoomed in so that the image screen can be taken large.

In addition, when the camera controller 22 captures the moment when the vehicle arrives through the auxiliary camera, the main camera controls the shutter speed so that the number of the vehicle traveling at high speed can be recognized.

In addition, the camera control unit 22 may operate the infrared light emitter to obtain a clear and clear image at night, the method is that the auxiliary camera (2) that was taking a long distance image by using a zoom function will be described later After detecting the vehicle by the motion detecting unit 24 and approaching enough to recognize the vehicle number by the main camera 3, the auxiliary camera 2 transmits an alarm signal to the camera control unit 22 to perform high performance. By operating an infrared light emitter it is possible to accurately recognize the vehicle number by the main camera (3). Therefore, it is possible to reduce the power consumption and maintenance cost by enabling the operation of the infrared emitter having a large power consumption as needed.

The vehicle number recognition unit 23 stores the image of the vehicle only when the vehicle is detected by the vehicle number recognition camera, recognizes the vehicle number as the image, and classifies and extracts the vehicle number by a software algorithm. Since the algorithm is installed, the vehicle number is recognized most quickly and stored in its own site control server 20 so that the data is safely stored. After that, only the extracted vehicle number data is sent to the central control room. As a result, it is possible to achieve an advantageous effect in the transmission data traffic.

The motion detection unit 24 detects the movement in the road according to the image continuously photographed by the camera unit 10, and is monitored by the auxiliary camera 2 and the main camera 3 in accordance with each photographing field. Continuous photographing of roads and alleys to detect and analyze the movement of objects, and when a number recognition of the vehicle is required or when an emergency occurs, a signal is transmitted to the camera controller 22 to zoom in the main camera 3. Alternatively, by zooming out, the vehicle number is recognized or an emergency signal is transmitted to the central control room 30 to be described later so that a quick response can be made.

The storage management unit 25 receives and stores an image photographed by the camera unit 10, and includes an image storage unit 251 and a vehicle number storage unit 252.

The image storage unit 251 collects and stores an image taken by the camera unit 10 so that a part of the image can be automatically stored, and transmits the image stored in the central control room 3 to be described later. In this case, only the stored data can be transmitted on request.

The vehicle number storage unit 252 stores the vehicle number recognized by the vehicle number recognition unit 23, and compares the number recognized by the vehicle number recognition unit 23 with the previously stored number. If it matches the stored number, even if the license plate number is detected by the vehicle number recognition unit 23 so that the image can be automatically stored without performing a separate recognition operation.

On the other hand, the camera unit 10 and the field control server 20 is installed in the field, but the field control server is installed in the enclosure, etc. The enclosure with the camera unit and the field control server is fixed by a security pole and arm pole Therefore, it is possible to run the security camera system and the vehicle number recognition system at the same time, and install the basic configuration of the infrared floodlight for the night.

The central control room 30 is a peripheral information unit 31 for collecting and storing the surrounding information of the site in which the camera unit 10 is installed, and an image collecting unit for receiving and storing the image received from the field control server 20 ( 32 and a channel configuration unit 33 constituting a channel so that images captured by a plurality of cameras installed in the camera unit 10 can be simultaneously output, and images classified through the channel configuration unit 33. An image output unit 34 for outputting to the screen so that the administrator can visually grasp, a command control unit 35 for capturing an image output through the image output unit 34 or outputting a pre-stored image; When an emergency occurs among the images output through the image output unit 34 or when the license plate of the vehicle to be arranged is recognized, a warning sound is generated to the manager so that a quick response can be made. And a biological father 36.

The peripheral information unit 31 collects information on the surrounding area of the installed camera unit 10, and identifies a child protection area or an accident-prone area formed around the school, and violates an emergency or hit by a vehicle or a vehicle speed limit. Make sure you can identify a vehicle.

The image collecting unit 32 collects the image received from the field control server 20 to transmit to the image output unit 34 to be described later to output the image, or to store for a certain time, Later, if necessary, the stored image may be called to be output by the image output unit 34.

The channel configuration unit 33 allows the camera unit 10 to take a multi-directional image at a time because a plurality of cameras are built in, so that it must be output at the same time, so that the image input channel is not one but the multi-directional channel. It consists of. Therefore, when an error occurs in the image of the designated channel through this, it is easy to determine in which region the camera is installed.

The image output unit 34 classifies the image received through the image collecting unit 32 according to the channel configuration unit 33 so that the administrator can check the image as shown in FIG. 6, The image taken continuously by the auxiliary camera is output in real time, and the car number recognized by the main camera can be enlarged and output so that crime prevention and car number recognition can be performed simultaneously.

In addition, the image output through the image output unit 34 is arranged in the upper left of the channel given to the main camera as shown in Figure 7, and the channels assigned to the remaining secondary cameras are arranged to receive each of the cameras Allow channels to be output simultaneously.

The command controller 35 may capture a necessary image among the images output by the image output unit 34, search for and output an image previously stored in the image collector 32, or generate a signal. To control the camera remotely.

The warning sound generating unit 36 generates a warning sound for a traffic accident or an escape vehicle occurring in the surrounding area of the camera unit 10 through the image output unit 34 so that an administrator can recognize it quickly. It is possible to be connected to government offices such as hospitals and police stations as soon as possible so that appropriate measures can be made.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is evident that many alternatives, modifications and variations will be apparent to those skilled in the art. will be. It is therefore to be understood that the embodiments described above are to be considered in all respects only as illustrative and not restrictive, the scope of the invention being indicated by the appended claims, It is intended that all changes and modifications derived from the equivalent concept be included within the scope of the present invention.

10: camera unit 20: field control server
30: Central Control Room

Claims (6)

Camera system 1 for integrating crime prevention and vehicle number recognition is a camera unit 10 installed in the field to detect and recognize the crime prevention and license plate, and the site adjacent to the camera unit 10 Installed in the field control server 20 for performing operations such as driving and image processing of the camera unit 10, and the image data received from the field control server 20 to recognize and analyze the site to manage the site. And it includes a central server (30) to be connected to major government offices, such as police station,
The camera unit 10 installs a plurality of auxiliary cameras 2 for observing multiple directions in one camera housing at the periphery of the housing, and a rotatable pan tilt zoom main camera 3 at the center of the auxiliary camera 2. Consists of a hybrid camera system
The field control server 20 receives the image captured by the system control unit 21 and the camera unit 10 to control the overall operation in the field control server 20 and performs a processing operation such as compression or a camera. Camera control unit 22 for controlling the movement of the camera position of the unit 10 or driving the camera such as zoom in and zoom out, and stores the image of the vehicle only when the vehicle is recognized by the license plate recognition camera After recognizing the vehicle number, the vehicle number recognition unit 23 for classifying and extracting the vehicle number by a software algorithm, and the motion detection unit 24 for detecting movement in the road according to the image continuously photographed by the camera unit 10. And, the storage unit 25 for receiving and storing the image taken by the camera unit 10,
The camera controller 22 recognizes the vehicle number by the main camera 3 after the auxiliary camera 2 that has been photographing the remote image using the zoom function detects the vehicle by the motion detection unit 24. When approaching as close as possible, the auxiliary camera 2 transmits an alarm signal to the camera control unit 22 to operate a high-performance infrared flood emitter so as to accurately recognize the vehicle number by the main camera 3. Security and license plate integrated camera system The method of claim 1,
The camera unit 10 includes a plurality of auxiliary cameras 2 and the main camera (3),
The auxiliary camera (2) is a camera installed in a fixed type in a state in which the pan function, the tilt function and the zoom function is electronically built up and rotated up, down, left and right, and the main camera (3) in the automatic tracking monitoring mode, by the set program The pan / tilt / zoom control unit is automatically controlled to control the pan, tilt and zoom functions.
The auxiliary camera (2) can monitor four directions at the same time, the main camera (3) located inside the normal monitoring the surrounding area, such as the auxiliary camera (2) while zooming in or recognize a vehicle number or a specific person or Security and vehicle number recognition all-in-one camera system, characterized in that to be able to zoom out to shoot and security and vehicle number recognition at the same time delete The method of claim 1,
The storage management unit 25 stores the image number captured by the camera unit 10 and stores the image storage unit 251 and the vehicle number recognized by the vehicle number recognition unit 23 to compare and analyze Security and vehicle number recognition integrated camera system comprising a vehicle number storage unit 252 to delete The method of claim 1,
The central control room 30 is a peripheral information unit 31 for collecting and storing the surrounding information of the site in which the camera unit 10 is installed, and an image collecting unit for receiving and storing the image received from the field control server 20 ( 32) a channel organizer 33 constituting a channel so that images captured by a plurality of cameras installed in the camera unit 10 can be output at the same time, and an image classified through the channel organizer 33. To capture the image output through the image output unit 34 and the image output unit 34 so as to visually grasp, or to search and output the image stored in the image collector 32 Command control unit 35 and the image output through the image output unit 34, if an emergency situation occurs or if the license plate of the vehicle to be arranged is recognized by the administrator generates a warning sound prompt response Security system and vehicle number recognition integrated camera system comprising a warning sound generating unit 36 to be made

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