RU2625097C1 - Video surveillance system and method for forming video image - Google Patents

Abstract

FIELD: physics.

SUBSTANCE: video surveillance system contains a workplace with a computer and an operator control module connected to it and a controller with a digital video surveillance module connected to it. The digital video surveillance module contains a video camera and a multiplexer, to the output of which video cameras, an operator control module containing a control video camera and a microphone are connected. Moreover, an additional computer is connected to the computer, designed with the possibility of introducing 2D format protected area plans, virtual images to check the operator's alertness, service information, questions and instructions to the security operator. The method for forming a video image includes video monitoring of the protected area using a video camera and outputting the resulting image to the monitor screen. Moreover, the 2D format protected area plan is preliminary developed and introduced into the computer, protected objects and fencing in 3D format are placed on this plan, video recording from one of the video cameras in the form of a sector in real time in dynamics is overlayed on the plan of the protected area.

EFFECT: increased visibility and informational content of video surveillance in a protected object with a minimum provision it with equipment.

10 cl, 7 dwg

Description

The group of inventions relates to the technology of burglar alarms and can be used to protect against intrusion into security objects: housing and offices, warehouses and any other buildings and structures.

Known video surveillance system and a method of forming a video image according to the patent of the Russian Federation for the invention No. 2572369, IPC G08B 19/00, publ. 10/10/2016

The security method includes digital video surveillance using video cameras, equipping material objects with radio frequency identifiers, using means of operational communication, warning equipment and security lighting. A system that implements the aforementioned method comprises a block of information and actuating elements dispersed at the security object connected with the controller, a control and management device, while the data transmission channel between the video surveillance module and the controller is made in the form of mobile Internet networks or trunked radio communications with a video camera control panel, as well as the channel between the controller and the control device. The block of information and actuating elements includes means of access control and management, means of purchase control, means of fire and security alarm systems with fire extinguishing means connected to the controller. The operational security control unit of the security facility security facility is designed as an automated workstation.

The disadvantage is a highly specialized purpose for ensuring indoor safety.

A known video surveillance system and a method of forming a video image according to the patent of the Russian Federation for the invention No. 2129139, IPC G08B 19/136, publ. 10/10/1998

The essence of the invention lies in the fact that the security and surveillance system contains modems, an information processing unit and a switching unit, the first modem being connected via a collective communication line and the second modem to an information processing and display unit, each protected object contains a sensor unit, an alarm unit, a video surveillance unit, an actuator unit, a video information alignment unit and a display unit, wherein the sensor unit is connected to an alarm unit, the output of which is connected to the actuator unit and a switching unit connected to a first modem and a video combination block, whose outputs are connected to respective display units, and the inputs are connected to certain video blocks.

The disadvantage is the poor visibility and information content of video surveillance at the guarded object due to the large number of small images on the monitor and the need for a huge amount of memory for drives (hard disks) of the computer security system.

A known video surveillance system and a method of forming a video image according to the patent of the Russian Federation for invention No. 2563667, IPC G01S 17/87, publ. 09/20/2015, the prototype.

This invention relates to technical surveillance systems for monitoring the situation in a protected area. The system contains an automated workstation of the operator and an optoelectronic module, which includes a slewing ring, a television camera, a thermal imager and a control unit. The control unit includes a controller, a video correction device, and a video server. The commands received by the controller are transmitted to the slewing ring and to the television camera for guidance on a given section of the territory, and the current values of the zoom parameters of the television camera are read to control the thermal imager. Based on the obtained parameters, the controller generates a signal for pointing the thermal imager and setting its field of view in a position that ensures that the operator’s monitor displays video from the thermal imager in the same scale as the video image of a television camera.

The disadvantage is the poor visibility and information content of video surveillance at the guarded object due to the large number of small images on the monitor and the need for a huge amount of memory for drives (hard disks) of the computer security system.

The solution of these problems was achieved in a video surveillance system containing a workstation with a computer, a controller connected to it by communication channels, to which, in turn, digital video surveillance module and operator action control module are connected, while the digital video surveillance module contains at least one video camera connected to the controller and a multiplexer connected to the controller, to the output of which video cameras are connected, an operator action control module that contains the control hydrochloric camera and microphone connected to your computer, so that your computer is connected an additional computer, adapted to the introduction of additional information: plans for a protected area in the 2D format, virtual images for the inspection operator vigilance, service information, and issues instructions to the operator safety.

A modem connected to the Internet can be connected to the computer. The video surveillance system contains a webcam connected to a computer. The video surveillance system may include a burglar alarm module connected to the controller. The computer is configured to display images from at least one of the cameras online. At least one video camera can be made with the possibility of rotation, and a computer with the ability to control rotation in predetermined coordinates.

The solution to these problems has been achieved in a method for generating a video image including video monitoring of the protected area, at least using at least one video camera, and displaying the image obtained using the video camera on the monitor screen by first developing and entering into the computer a plan of the protected area in 2D format, on this plan they place protected objects and fencing in 3D format, overlay on the plan of the protected area, made in 2D video format from one of the videos Amer in the form of the sector in the real-time dynamics. The video image from several cameras with their combination in scale in the form of a panorama is additionally displayed on the monitor screen. A virtual video image is additionally displayed on the monitor screen. The virtual image is entered from an additional computer.

The essence of the group of inventions is illustrated in the drawings (Fig. 1 ... 7), where:

- in FIG. 1 shows a block diagram of a system in a minimum configuration,

- in FIG. 2 shows a block diagram of a system connected to the Internet,

- in FIG. 3 shows a schematic diagram of a protected object and the formation of a video image on the monitor during the verification of the security operator,

- in FIG. 4 shows the formation of the video image on the monitor in the process of checking the security operator on a real example,

- in FIG. 5 shows a rotary camcorder,

- in FIG. 6 shows a video image of a virtual intruder, in statics,

- in FIG. Figure 7 shows the security operator verification process using a virtual intruder image.

The video surveillance system (Fig. 1 ... 7) contains the operator’s workstation 1, which in turn contains a computer 2, communication channels 3 connected to it 3 monitor 4, a manipulator 5 (a mouse or joystick type manipulator), a webcam 6 and microphone 7. There may be several operator jobs. Communication channels 3 may be wired or wireless, for example, a radio channel. A controller 8 is connected to the computer by 2 communication channels 3, which controls all the systems that make up the intellectual integrated security system. Computer 2 (more precisely, a Pentium type system unit with installed Windows-XP OS) is intended for general control of the entire system. To the controller 8, in turn, the digital video surveillance module 9 is connected by communication channels 3, which contains video cameras 10 (preferably digital video cameras) connected to the multiplexer 11 and at least one video camera 12 connected to the controller 8. A module 2 is also connected to the computer 2 control actions of the operator 13, which contains a control video camera 14 and a microphone 15 connected (connected) by communication channels 3 to the computer 2.

An additional computer 16 is connected to the computer 2 via the communication channel 3. Naturally, the additional computer 16 is equipped with its own monitor, keyboard and mouse-type manipulator, which are shown in FIG. 1 ... 7 are not shown. An additional computer is designed to enter additional information: plans of the protected area in 2D format, virtual images to check the operator's alertness, service information, questions and instructions to the security operator.

In addition, according to the invention, a modem 17 can be connected to computer 2, connected to the Internet 18 also by communication channel 3 (Fig. 1) to expand the functionality of the system and improve operator control.

On the plan of the protected area in 2D format, a real image 45 is projected from the video camera 12 (or video cameras 10) in the form of a segment in real time.

To the computer 2 communication line 7 connected to the computer of the verifier 16.

In FIG. 3 shows a diagram of the protected area 19 in 2D format, having a fence 20, a gate 21, a main object 22 and additional objects 23. Outside the fence 20, a plan of the area 24 is shown in 2D format.

On the roof of the main object 22 there is one video camera 12 or several video cameras 10. Inside the main object 22, the operator’s workstation 1 is installed on which computer 2 and monitor 4 are installed. Computer 2 is connected to video camera 12 by communication line 7.

On the plan of the protected area in 2D format, a real image 25 is projected from the video camera 12 (or video cameras 10) in the form of a segment in real time.

An additional computer 16 is connected to the computer 2 by a communication line 7.

In FIG. 4 the same is shown with a real example.

In FIG. 5 shows a rotary camcorder.

In FIG. 6 shows a virtual image of intruder 26 in statics or dynamics.

In FIG. Figure 7 shows the process for verifying the safety operator's vigilance. In addition to images in 2D format and a real image 25 received from the video camera 12, a virtual image of the intruder 26 is entered onto the monitor screen 3. In this case, the virtual image of the intruder 26 is moved first according to the terrain plan 24 in 2D format, then it passes through the fence 40 and is sent to the real image 45 where it will already be difficult to identify, i.e. to distinguish from law-abiding visitors entering through the gate.

Nevertheless, the attentive operator will have enough time to establish that the virtual intruder appeared on the ground plan 24 where there should be no people in static or dynamics, and besides he clung to the guarded object through the fence 20.

SYSTEM OPERATION

During operation of the system (Fig. 1 ... 7), electric power is supplied to computer 2 and other energy consumers. They turn on computer 2. From digital video monitoring module 9 (video cameras 10 and 12), video information is transmitted via communication channel 3 to controller 8 and then via communication channel 3 to computer 2. From computer 2, video information is transmitted to monitor 3. Similarly to control video camera 14 and microphone 15 information through communication channels 3 is transmitted to computer 2, but it is not transmitted to monitor 4.

From computer 2 through a modem 17 and the Internet 18, information can be accessed with a password, the operator’s head (checking) or the director of the company.

The operator’s manager can enter overhead information, such as a vigilance command. In addition, he can periodically monitor the work of the operator and check his vigilance.

Systems are managed using a software product developed by Integra S CJSC:

- Integrated Intelligent System, No.2011615589,

- The program of arrangement of equipment on 3D plans, No. 20111615589,

- Vision-Integra, No. 20111615588,

- Video Integra, No. 20111614747,

- Projection overlay of video in 3-dimensional space, No.2012616432.

The results of displaying the video image on the monitor screen 4 are shown in FIG. 3 ... 6.

The application of the invention allowed to increase the visibility and information content of video surveillance at a guarded object with a minimum of equipment and a limited amount of memory for drives (hard drives) of the computer security system.

This is achieved due to the fact that the main background of the protected area is made in 2D format, and the image in dynamics from the monitor is formed only in a limited sector of the video camera.

A complete overview of the territory is carried out by turning one or a maximum of two cameras. Compared with simultaneous control from 4 ... 40 cameras on a single monitor using small-scale images, this increases the level of security.

Claims (10)

1. A video surveillance system comprising a workstation with a computer, a controller connected to it by communication channels, to which, in turn, a digital video surveillance module and an operator’s actions control module are connected, the digital video surveillance module comprising at least one video camera, connected to the controller and connected to the controller multiplexer, to the output of which video cameras are connected, an operator action control module that contains a control video camera and a microphone, data to a computer, characterized in that an additional computer is connected to the computer, configured to enter additional information: plans of the protected area in 2D format, virtual images to check the operator’s alertness, service information, questions and instructions to the security operator. 2. The video surveillance system according to claim 1, characterized in that a modem connected to the Internet is connected to the computer. 3. The video surveillance system according to claim 1 or 2, characterized in that it contains a webcam connected to a computer. 4. The video surveillance system according to claim 1 or 2, characterized in that it contains a security alarm module connected to the controller. 5. The video surveillance system according to claim 1 or 2, characterized in that the computer is configured to display images from at least one of the cameras on-line. 6. The video surveillance system according to claim 1 or 2, characterized in that at least one video camera is rotatable, and a computer with the ability to control the rotation in predetermined coordinates. 7. A method of generating a video image, including video monitoring of the protected area, at least using at least one video camera, and outputting the image obtained using the video camera to the monitor screen, characterized in that the plan of the protected area is preliminarily developed and entered into the computer in 2D format, on this plan they place protected objects and a fence in 3D format, overlay on the plan of the protected area, made in 2D video format from one of the cameras in the form of a sector in ealnom time dynamics. 8. The method of generating a video image according to claim 7, characterized in that the video image from several cameras is additionally displayed on the monitor screen with their combination in scale in the form of a panorama. 9. The method of generating a video image according to claim 7, characterized in that a virtual video image is additionally output to the monitor screen. 10. The method of forming a video image according to claim 9, characterized in that the virtual image is input from an additional computer.

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