KR20190035389A - Surveillance system and operation method thereof - Google Patents

Abstract

The present invention relates to a surveillance system to allow a plurality of monitoring devices having a difference resource to simultaneously reproduce an image, respectively, and an operation method thereof. To achieve this, according to one embodiment of the present invention, the surveillance system comprises: a communication interface to receive at least one video signal from at least one camera and transmit a first control signal to at least one storage device; a user interface to receive a user input; a processor to generate a multiscreen based on the at least one video signal, recognize an event from the at least one video signal, generate first time information for the event, generate a new multiscreen based on at least one image corresponding to the first time information among the at least one video signal in response to the user input, and generate a first control signal including the first time information in response to the user input; and a display module to display the multiscreen or the new multiscreen.

Description

TECHNICAL FIELD [0001] The present invention relates to a surveillance system,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a monitoring system in which a plurality of monitoring devices having different resources simultaneously reproduce respective images and an operation method thereof.

When the surveillance system provides the image received from the camera that captures the surveillance area through the screen, the controller can control the rotation direction or the zoom magnification of the camera after sensing the image through the user interface.

The surveillance system can receive images from multiple cameras and store them in multiple storage devices. At this time, the controller must perform a search for each of a plurality of storage devices in order to receive a desired image.

That is, since the controller must perform a repetitive search operation until the desired image is found, the search takes a long time and the accuracy of the search also deteriorates.

KR 10-0998038 B1

SUMMARY OF THE INVENTION It is an object of the present invention to provide a surveillance system in which a plurality of monitoring devices having different resources simultaneously reproduce respective images and an operation method thereof.

According to an aspect of the present invention, there is provided a surveillance system including a communication interface for receiving at least one video signal from at least one camera and transmitting a first control signal to at least one storage device, A user interface for receiving input, generating multiple screens based on the at least one video signal, recognizing an event from the at least one video signal, generating first time information for the event, And generating a new multi-screen based on at least one image corresponding to the first time information among the at least one video signal corresponding to the first time information, And displaying the multi-screen or the new multi-screen And a display module.

In this embodiment, the communication interface receives at least one sound signal from the at least one camera, and the processor can recognize the event from the at least one sound signal.

In the present embodiment, the first time information may include at least one of start time information and end time information of the event.

In the present embodiment, the communication interface receives a second control signal including second time information from the at least one storage device, and the processor selects, from among the at least one video signal, A new multi-screen based on at least one image corresponding to the second time information can be generated.

According to an aspect of the present invention, there is provided a method of operating a surveillance system, comprising: receiving at least one video signal from at least one camera by a communication interface; Displaying the multi-screen by a display module, recognizing an event from the at least one video signal by the processor, generating time information on the event by the processor Receiving at least one video signal corresponding to the time information from the at least one video signal corresponding to the user input by the processor; To create a new multi-screen Displaying the new multi-screen by the display module, and transmitting the control signal to at least one storage device by the communication interface. do.

According to embodiments of the present invention, a plurality of monitoring devices having different resources can simultaneously reproduce respective images in response to an event recognized by one monitoring device, thereby providing a more convenient and accurate search service have.

In addition, since a plurality of monitoring devices use their own resources, it is possible to provide a surveillance system that performs searching at a constant speed.

As a result, a surveillance system more suitable for user needs can be provided.

1 is a block diagram illustrating a monitoring apparatus according to one embodiment.
2 is a diagram illustrating a camera, a storage device, and a multi-screen display device constituting a surveillance system according to an exemplary embodiment.
FIGS. 3A and 3B are flowcharts illustrating an operation method of a surveillance system according to an embodiment.
4 is a flowchart illustrating an operation method of a monitoring apparatus according to an exemplary embodiment of the present invention.

BRIEF DESCRIPTION OF THE DRAWINGS The present invention is capable of various modifications and various embodiments, and specific embodiments are illustrated in the drawings and described in detail in the detailed description. It is to be understood, however, that the invention is not to be limited to the specific embodiments, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the accompanying drawings.

In the following embodiments, the terms first, second, etc. may be used to describe various elements, but the elements should not be limited by terms. Terms are used only for the purpose of distinguishing one component from another.

The terms used in the following examples are used only to illustrate specific embodiments and are not intended to limit the invention. The singular forms "a," "an," and "the" include plural referents unless the context clearly dictates otherwise. In the following description, the terms "comprises" or "having ", and the like, specify that the presence of stated features, integers, steps, operations, elements, But do not preclude the presence or addition of other features, numbers, steps, operations, components, parts, or combinations thereof.

Embodiments of the present invention may be represented by functional block configurations and various processing steps. These functional blocks may be implemented in a wide variety of hardware and / or software configurations that perform particular functions. For example, embodiments of the invention may be embodied directly in hardware, such as memory, processing, logic, look-up tables, etc., that can perform various functions by control of one or more microprocessors or by other control devices Circuit configurations can be employed. Similar to the components of an embodiment of the present invention may be implemented with software programming or software components, embodiments of the present invention include various algorithms implemented with a combination of data structures, processes, routines, or other programming constructs , C, C ++, Java, assembler, and the like. Functional aspects may be implemented with algorithms running on one or more processors. Embodiments of the present invention may also employ conventional techniques for electronic configuration, signal processing, and / or data processing. Terms such as mechanisms, elements, means, and configurations are widely used and are not limited to mechanical and physical configurations. The term may include the meaning of a series of routines of software in conjunction with a processor or the like.

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings.

1 is a block diagram illustrating a monitoring apparatus according to one embodiment.

Referring to FIG. 1, a monitoring apparatus 100 according to an embodiment includes a communication interface 110, a user interface 130, a processor 150, a memory 170, and a display module 190.

The communication interface 110 receives at least one video signal from at least one camera and transmits a first control signal to at least one storage device.

The camera may be a PTZ camera. The PTZ camera can be panned and tilted, and can be a camera whose zoom magnification of the lens can be adjusted. The PTZ camera can change the surveillance region by performing panning, tilting, and / or zoom magnification adjustment.

The communication interface 110 may be connected to a network-connected device using various communication methods such as a wired / wireless LAN (Local Area Network), a Wi-Fi, a ZigBee, a Bluetooth, Communication can be performed. For example, the camera 10 may communicate with the camera in accordance with a low power wireless communication protocol using the Radio Frequency of the Industrial Scientific Medical (ISM) band.

The video signal may be a real-time video signal generated by the camera.

The storage device may be a separate, independent storage device connected to the internal network. The first control signal may include first time information.

The first control signal may be a playback command for an image corresponding to the first time information.

The communication interface 110 may receive a second control signal including second time information from at least one storage device.

And the second control signal may be a playback command for an image corresponding to the second time information.

The communication interface 110 may receive an event signal from a camera or a sensor. The communication interface 110 according to one embodiment may receive at least one sound signal from at least one camera.

The sensor can be mounted inside the camera or outside the camera. The sensor can detect in real time whether an event occurs in the surveillance area for monitoring or security purposes. The sensor may be an image sensor, an acoustic sensor, an infrared sensor, a motion sensor, a gas sensor, a leakage sensor, a temperature sensor, a humidity sensor, an acceleration sensor, a gyro sensor, a tactile sensor, a pressure sensor,

The event signal may include at least one of identification information of an event, start time information, and end time information.

The user interface 130 receives user input.

The user input may be a user input selecting a single device search or a user input selecting a multiple device search.

The user input selecting a single device search may be a user input for performing an image search on the one storage device.

The user input selecting the multiple device search may be a user input for performing an image search on the one storage device and the other storage device connected to the network.

The user input may be a user input for selecting an event.

Events may include visual events, auditory events, environmental events, and the like. A visual event can be a car number, impression, motion, and the like. Auditory events can be gunshots, screams, and so on. Environmental events can be gas generation, leakage, temperature change, humidity change, acceleration change, angle change, tactile change, pressure change, vibration occurrence, and the like.

The processor 150 generates multiple screens based on the at least one video signal, recognizes the event from at least one video signal, generates first time information for the event, and generates at least one video Generates a new multi-screen based on at least one image corresponding to the first time information among the signals, and generates a first control signal including first time information corresponding to the user input.

The multiple screen may be a screen for reproducing at least one real time image.

The new multiple screen may be a screen for reproducing a past image corresponding to the first time information.

The processor 150 may analyze the video signal in real time to recognize the event, and may generate the first time information based on the time when the event is recognized.

Meanwhile, the processor 150 can recognize the event from the event signal. For example, the processor 150 may recognize a visual event from a video signal, an audible event from a sound signal, or an environmental event from an event signal. At this time, the processor 150 may extract the first time information from the event signal.

The first time information may include at least one of start time information and end time information of the event.

Accordingly, the processor 150 can function as a master storage device for controlling the image reproduction of the slave storage device by generating and transmitting the first control signal based on the self-recognized event.

Meanwhile, the processor 150 may generate a new multi-screen based on at least one image corresponding to the second time information among at least one video signal corresponding to the second control signal. At this time, the new multiple screen may be a screen for reproducing a past image corresponding to the second time information.

The second time information may include at least one of start time information and end time information of the image.

Accordingly, the processor 150 can function as a slave storage device that reproduces an image based on an event recognized by the master storage device by reproducing an image at a predetermined point of time stored in the memory 170 according to the second control signal have.

The memory 170 may store a video signal, an event signal, first time information, and the like. At this time, the video signal and the first time information can be matched and stored.

The display module 190 displays multiple screens or new multi-screens.

The monitoring device 100 according to the embodiments of the present invention may be implemented as one physical device or a plurality of physical devices may be combined and combined. To this end, some of the configurations included in the monitoring apparatus 100 may be implemented or installed with any one of the physical devices, and some of the configurations may be implemented or installed with different physical devices.

Hereinafter, the monitoring system 1 including a plurality of monitoring apparatuses 100 will be described in detail with reference to FIG.

2 is a diagram illustrating a camera, a storage device, and a multi-screen display device constituting a surveillance system according to an exemplary embodiment.

Referring to FIG. 2, the monitoring system 1 according to one embodiment includes a first storage device 30 and a second storage device 40.

The first storage device 30 and the second storage device 40 may be storage devices in which the multiple device search function is activated.

When the multi-device search function of the first storage device 30 is deactivated, the first storage device 30 does not generate the first control signal and does not receive the second control signal from the second storage device 40 .

When the multiple device search function of the second storage device 40 is deactivated, the second storage device 40 does not generate the second control signal and does not receive the first control signal from the first storage device 30 .

The multi-device search function may be activated or deactivated according to user input.

The first storage device 30 receives the eleventh video signal, the twelfth video signal, the thirteenth video signal, the twelfth video signal, and the twelfth video signal from the eleventh camera 11, the twelfth camera 12, the thirteenth camera 13, Signal, and a fourteenth video signal.

The eleventh camera 11, the twelfth camera 12, the thirteenth camera 13, and the fourteenth camera 14 may be cameras registered in advance in the first storage device 30.

The eleventh camera 11, the twelfth camera 12, the thirteenth camera 13 and the fourteenth camera 14 may constitute a first camera 10 for photographing the first surveillance region. The first monitoring area may be, for example, a parking garage entrance on the ground. The first camera 10 can recognize the vehicle number as an event, for example.

The first storage device 30 generates a first multi-screen signal based on the eleventh video signal, the twelfth video signal, the thirteenth video signal, and the fourteenth video signal, and outputs the first multi-screen signal to the first multi-screen display device 50 And transmits the first multi-screen signal.

The first multi-screen display device 50 reproduces the first multi-screen signal. That is, the first multi-screen display device 50 can simultaneously reproduce the eleventh video signal, the twelfth video signal, the thirteenth video signal, and the fourteenth video signal.

The first storage device 30 receives an event signal including the vehicle number from the eleventh camera 11 or recognizes the vehicle number as an event from the eleventh image signal. At this time, the first storage device 30 may generate the first time information for the event, and may store the first time information by matching with the eleventh video signal.

On the other hand, the second storage device 40 receives the twenty-first image and sound signal, the twenty-second image and the twenty-first image from the twenty-first camera 21, the twenty-second camera 22, the twenty-third camera 23, A twenty-third image and sound signal, and a twenty-fourth image and sound signal.

The twenty-first camera 21, the twenty-second camera 22, the twenty-third camera 23 and the twenty-fourth camera 24 may be cameras registered in advance in the second storage device 40.

The twenty-first camera 21, the twenty-second camera 22, the twenty-third camera 23, and the twenty-fourth camera 24 may constitute a second camera 20 for photographing the second surveillance region. The second monitoring area may be, for example, an underground parking lot. The second camera 20 can recognize, for example, a scream sound as an event.

The second storage device 40 generates a second multi-screen signal based on the twenty-first image and sound signal, the twenty-second image and sound signal, the twenty-third image and sound signal, and the twenty-fourth image and sound signal, And transmits the second multi-screen signal to the multi-screen display device (60).

And the second multi-screen display device 60 reproduces the second multi-screen signal. That is, the second multi-screen display device 60 can simultaneously reproduce the twenty-first image and sound signal, the twenty-second image and sound signal, the twenty-third image and sound signal, and the twenty-fourth image and sound signal.

The second storage device 40 receives an event signal including a screaming sound from the twenty-first camera 21 or can recognize a screaming sound from the twenty-first image and sound signal as an event. At this time, the second storage device 40 may generate the second time information for the event, and may store the second time information by matching with the 21st video and sound signal.

The user can input the image of the first camera 10 and / or the image of the second camera 20 stored in the first storage device 30 and / or the second storage device 40 via the user terminal 70, Can be played back on the multi-screen display device 50 and / or the second multi-screen display device 50.

The user terminal 70 transmits the first user input to the first storage device 30 and the second user input to the second storage device 40. [

At this time, the first user input and the second user input may each include a user input for selecting a single device search or a user input for selecting a multi-device search, and / or a user input for selecting an event.

When receiving a first user input including a user input for selecting a single device search and a user input for selecting a vehicle number, the first storage device 30 stores the eleventh video signal, the twelfth video signal, the thirteenth video signal And the first multi-screen signal including only the image corresponding to the first time information on the car number among the 14th video signal. At this time, the first storage device 30 may transmit a new first multi-screen signal to the first multi-screen display device 50. [

On the other hand, when the first user input including the user input for selecting the multi-device search and the user input for selecting the vehicle number is received, the first storage device 30 stores the eleventh video signal, the twelfth video signal, The first multi-screen signal including only the video corresponding to the first time information of the car number among the video signal, the video signal, and the 14th video signal, and the first control signal including the first time information.

At this time, the first storage device 30 may transmit a new first multi-screen signal to the first multi-screen display device 50 and a first control signal to the second storage device 40. As such, the first storage device 30 can function as a master storage device. That is, the first storage device 30 may operate as a master storage device according to a user input.

At this time, the second storage device 40 receiving the first control signal outputs the first time information among the twenty-first image and sound signal, the twenty-second image and sound signal, the twenty-third image and sound signal, And transmits the generated second multi-screen signal to the second multi-screen display device 60. The second multi- As such, the second storage device 40 may function as a slave storage device.

When receiving a second user input that includes a user input for selecting a single device search and a user input for selecting a screaming sound, the second storage device 40 stores the twenty-first image and sound signal, the twenty-second image and sound signal, The second multi-screen signal including only the image corresponding to the second time information of the screaming sound among the twenty-third image and sound signal, and the twenty-fourth image and sound signal. At this time, the second storage device 40 may transmit a new second multi-screen signal to the second multi-screen display device 60. [

On the other hand, when a second user input including a user input for selecting a multi-device search and a user input for selecting a car number is received, the second storage device 40 stores the 21st video and sound signal, And a second control signal including the second time information and the second multi-screen signal composed of only the video corresponding to the second time information of the screaming sound among the twenty-fourth video and sound signal, the twenty-fourth video and sound signal, Can be generated.

At this time, the second storage device 40 may transmit a new second multi-screen signal to the second multi-screen display device 60 and a second control signal to the first storage device 30. As such, the second storage device 40 can function as a master storage device. That is, the second storage device 40 may operate as a master storage device according to a user input.

At this time, the first storage device 30 receiving the second control signal generates a new control signal including only the video corresponding to the second time information among the eleventh video signal, the twelfth video signal, the thirteenth video signal, 1 multi-screen signal to the first multi-screen display device 50. As such, the first storage device 30 can function as a slave storage device.

As a result, according to the embodiments of the present invention, it is possible for the user to access the second storage (30) via the first storage device (30) without having to search for the images in the first storage device (30) It is possible to retrieve and reproduce an image of the device 40 and to search and reproduce an image of the first storage device 30 through the second storage device 40,

In addition, according to embodiments of the present invention, more accurate search results can be provided to a user by utilizing time information of a video signal.

In addition, according to the embodiments of the present invention, when a video signal including a vehicle number is searched, a first storage device 30 capable of recognizing a vehicle number as an event is used as a master storage device, It is possible to utilize resources more effectively by using the second storage device 40, which can recognize the screaming sound as an event, as a master storage device.

Hereinafter, a method in which the first monitoring device 100-1 and the second monitoring device 100-2 operate as a master storage device and a slave storage device, respectively, will be described in detail with reference to FIGS. 3A and 3B. FIG.

The first monitoring device 100-1 of FIGS. 3A and 3B may include the first storage device 30 and the first multi-screen display device 50 of FIG. 2, The monitoring device 100-2 may include the second storage device 40 and the second multi-screen display device 60 of FIG. The first monitoring device 100-1 and the second monitoring device 100-2 may be the monitoring device 100 in which the multiple device search function is activated.

The steps shown in FIG. 3B may be operations after the steps shown in FIG. 3A, but are not necessarily limited thereto.

FIGS. 3A and 3B are flowcharts illustrating an operation method of a surveillance system according to an embodiment.

Referring to FIG. 3A, the first monitoring device 100-1 receives the eleventh to fourteenth video signals from the first camera 10 (S101).

The first monitoring apparatus 100-1 generates and displays a first multiple screen based on the eleventh to fourteenth video signals (S103). For example, the first monitoring device 100-1 can simultaneously reproduce images of the ground parking lot entrance currently being photographed.

When the first monitoring apparatus 100-1 recognizes the first event from the eleventh image signal (S105), the first monitoring apparatus 100-1 generates the first time information for the first event (S107).

The first event may be a vehicle number. The first time information may be information on at least one of a time when the vehicle number appears in the eleventh image signal and a time when the vehicle number disappears from the eleventh image signal.

Meanwhile, the second monitoring device 100-2 receives the 21st to 24th video and sound signals from the second camera 20 (S102).

The second monitoring apparatus 100-2 generates and displays a second multiple screen based on the twenty-first through twenty-fourth image and sound signals (S104). For example, the second monitoring device 100-2 can simultaneously reproduce images in the underground parking lot currently being photographed.

When the second monitoring apparatus 100-2 recognizes the second event from the twenty-first image and sound signal (S106), the second monitoring apparatus 100-2 generates second time information for the second event (S108).

The second event can be screaming. The second time information may be information on at least one of a time at which the screaming sound appears in the twenty-first image and sound signal and a time at which the screaming sound disappears in the twenty-first image and sound signal.

On the other hand, when the first monitoring apparatus 100-1 receives the first user input for selecting the first event (S109), the first monitoring apparatus 100-1 selects at least one image corresponding to the first time information among the eleventh to fourteenth video signals And generates and displays a new first multi-screen based on the first multi-screen (S111).

At this time, the new first multi-picture may include a partial image of the eleventh image signal corresponding to the first time information, a partial image of the twelfth image signal corresponding to the first time information, a thirteenth image signal corresponding to the first time information, A partial image, and a partial image of the 14th video signal corresponding to the first time information. Accordingly, the first monitoring apparatus 100-1 can simultaneously reproduce the images of the parking garage entrance on the ground photographed from the eleventh image signal to the eleventh image signal and the vanishing number of the vehicle number.

The first monitoring apparatus 100-1 generates a first control signal including first time information corresponding to the first user input (S113), and sends a first control signal to the second monitoring apparatus 100-2 (S115).

The second monitoring apparatus 100-2 generates and displays a new second multi-screen based on at least one image corresponding to the first time information in response to the first control signal (S116).

At this time, the new second multi-screen includes a part of the image and sound of the 21st video and the sound signal corresponding to the first time information, a part of the video and sound of the 22nd video and sound signal corresponding to the first time information, A part of the image and sound of the 23rd image and the sound signal corresponding to the first time information, and a part of the image and sound of the 24th image and the sound signal corresponding to the first time information. Accordingly, the second monitoring apparatus 100-2 can simultaneously reproduce images in the underground parking lot, which are photographed in the eleventh image signal between the time when the vehicle number is displayed and the time when the vehicle number disappears from the eleventh image signal.

In Fig. 3A, the first monitoring device 100-1 operates as a master storage device, and the second monitoring device 100-2 operates as a slave storage device.

Referring to FIG. 3B, when the second monitoring device 100-2 receives a second user input for selecting a second event (S210), the second monitoring device 100-2 corresponds to the second time information among the 21st to 24th video and sound signals And generates and displays a new second multi-screen based on at least one image (S212).

At this time, the new second multi-screen includes a part of the image and sound of the twenty-first image and the sound signal corresponding to the second time information, a part of the image and sound of the twenty-second image and sound signal corresponding to the second time information, A part of the image and sound of the 23rd image and the sound signal corresponding to the second time information, and a part of the image and sound of the 24th image and the sound signal corresponding to the second time information. Accordingly, the second monitoring apparatus 100-2 simultaneously displays images in the underground parking lot photographed between the time when the screaming sound appears in the 21st video and sound signal and the time when the screaming sound disappears from the 21st video and sound signal Can be reproduced.

The second monitoring apparatus 100-2 generates a second control signal including second time information corresponding to the second user input (S214), and sends a second control signal to the first monitoring apparatus 100-1 (S216).

The first monitoring apparatus 100-1 generates and displays a new first multi-screen based on at least one image corresponding to the second time information in response to the second control signal (S217).

At this time, the new first multi-picture is divided into a partial image of the eleventh image signal corresponding to the second time information, a partial image of the twelfth image signal corresponding to the second time information, a thirteenth image signal corresponding to the second time information And a partial image of the 14th video signal corresponding to the second time information. Accordingly, the first monitoring device 100-1 can simultaneously display images of the ground parking lot entrance photographed between the time when the screaming sound appears in the 21st video and sound signal and the time when the screaming sound disappears from the 21st video and sound signal Can be reproduced.

In Fig. 3B, the first monitoring device 100-1 operates as a slave storage device, and the second monitoring device 100-2 operates as a master storage device.

Hereinafter, the process of the first monitoring device 100-1 as a master storage device and the second monitoring device 100-2 as a slave storage device will be described in detail with reference to FIG.

4 is a flowchart illustrating an operation method of a monitoring apparatus according to an exemplary embodiment of the present invention.

4, the user terminal 70 receives a user input for selecting the first monitoring device 100-1 (S301), receives a user input for selecting an event (S303) The event selection information is transmitted to the terminal 100-1 (S305).

That is, the user terminal 70 may receive a user input for searching the car number for the first monitoring device 100-1. At this time, the user terminal 70 can transmit information on the vehicle number to the first monitoring device 100-1.

Then, the user terminal 70 receives a user input for selecting a multi-device search (S307), and transmits a multi-device search control signal to the first monitoring device 100-1 (S309).

The multi-device search control signal may be a signal that is distinct from a single device search control signal. The multi-device search control signal is used to search a video signal corresponding to an event recognized by the first monitoring device 100-1, not only in the first monitoring device 100-1 but also in the second monitoring device 100-2 ≪ / RTI >

Upon receiving the event selection information and the multi-device search control signal, the first monitoring apparatus 100-1 generates and displays a new first multi-screen corresponding to the time information on the event (S311). Accordingly, the user can receive, from the first monitoring device 100-1, a video signal corresponding to the event recognized by the first monitoring device 100-1.

On the other hand, the first monitoring apparatus 100-1 receiving the event selection information and the multiple apparatus search control signal generates a control signal including time information on the event (S313) (S315).

The second monitoring device 100-2 receiving the control signal generates and displays a new second multi-screen corresponding to the time information (S317). Accordingly, the user can receive, from the second monitoring device 100-2, a video signal corresponding to the time information of the event recognized by the first monitoring device 100-1.

Accordingly, since the user can receive the video signals of the first monitoring device 100-1 and the second monitoring device 100-2 only by searching the first monitoring device 100-1, It is not necessary to carry out a separate search for the data 100-2.

As described above, according to the user input for selecting the event to be detected by the first monitoring apparatus 100-1, the first monitoring apparatus 100-1, and the multi-apparatus search, the first monitoring apparatus 100-1 is connected to the master storage apparatus 100-1, And the second monitoring device 100-2 can operate as a slave storage device.

The present invention has been described above with reference to preferred embodiments. It will be understood by those skilled in the art that the present invention may be embodied in various other forms without departing from the spirit or essential characteristics thereof.

Therefore, the above-described embodiments should be considered in a descriptive sense rather than a restrictive sense. The scope of the present invention is defined by the appended claims rather than by the foregoing description, and the inventions claimed by the claims and the inventions equivalent to the claimed invention are to be construed as being included in the present invention.

100: Monitoring device
110: Communication interface
130: User interface
150: Processor
170: memory
190: Display module

Claims (5)

A communication interface for receiving at least one video signal from at least one camera and transmitting a first control signal to at least one storage device;
A user interface for receiving user input;
Generating at least one image based on the at least one video signal, recognizing an event from the at least one video signal, generating first time information for the event, A processor for generating a new multi-screen based on at least one image corresponding to the first time information among the signals and generating the first control signal including the first time information corresponding to the user input; And
And a display module for displaying the multi-screen or the new multi-screen. The method according to claim 1,
Wherein the communication interface receives at least one sound signal from the at least one camera,
Wherein the processor recognizes the event from the at least one sound signal. The method according to claim 1,
Wherein the first time information includes at least one of start time information and end time information of the event. The method according to claim 1,
Wherein the communication interface receives a second control signal including second time information from the at least one storage device,
Wherein the processor generates a new multi-screen based on at least one image corresponding to the second time information among the at least one video signal corresponding to the second control signal. Receiving at least one video signal from at least one camera by a communication interface;
Generating, by the processor, multiple screens based on the at least one video signal;
Displaying the multi-screen by a display module;
Recognizing an event from the at least one video signal by the processor;
Generating time information for the event by the processor;
Receiving, by a user interface, a user input for selecting the event;
The processor generates a new multi-screen based on at least one image corresponding to the time information among the at least one video signal corresponding to the user input, and generates a control signal including the time information step;
Displaying the new multi-screen by the display module; And
And transmitting the control signal to at least one storage device by the communication interface.

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