A wireless video monitoring system for kindergartens

Abstract

The present invention discloses a kindergarten wireless video monitoring system, including multiple monitoring terminals and a monitoring management center, each of which is wirelessly connected to the monitoring management center, and the monitoring management center includes a monitoring display unit, an associated control unit, and an integrated storage unit; the monitoring display unit is used to synchronously display the video information collected by each monitoring terminal; the associated control unit is used to collect the target motion trajectory in the monitoring terminal and calculate the monitoring status of the adjacent monitoring terminal to achieve the associated monitoring information of the target trajectory movement. The present invention constructs a two-dimensional model coordinate system based on the center point of the monitoring area of ​​the monitoring terminal where the personnel appear, and enters the monitoring area of ​​each monitoring terminal in the coordinate system, and then obtains the motion route of the target in the video image collected by the monitoring terminal and calculates and obtains its related motion parameter information. Calculate and analyze the monitoring terminal information associated with the target motion path to associate multiple monitoring terminals monitoring the same target.

Description

Technical Field

[0001] The present invention relates to the technical field of video monitoring systems, and in particular to a wireless video monitoring system for kindergartens. Background Art

[0002] The monitoring system is composed of five parts: video recording, transmission, control, display, and record registration. The camera transmits the video image to the control host through coaxial video cable, network cable, and optical fiber. The control host then distributes the video signal to each monitor and recording device, and can simultaneously record the voice signal to be transmitted into the recorder. Through the control host, the operator can issue instructions to control the up, down, left, and right movements of the PTZ and to adjust the focus and zoom of the lens, and can switch between multiple cameras and PTZs through the control host. Using a special video processing mode, the image can be recorded, played back, processed, etc., so that the video effect is the best. Monitoring is the physical basis for real-time monitoring of key departments or important places in various industries. Management departments can obtain effective data, images or sound information through it, and monitor and remember the process of sudden abnormal events in a timely manner, so as to provide efficient and timely command and height, deploy police forces, handle cases, etc. With the rapid development and promotion of computer applications, a strong wave of digitalization has been set off all over the world, and the digitalization of various equipment has become the primary goal of security protection.

[0003] At present, kindergartens are equipped with multiple monitoring terminals to achieve comprehensive multi-point monitoring. However, during monitoring, it is impossible to correlate and integrate the images collected by each monitoring terminal based on the movement trajectory of the personnel. When searching for monitoring video information, it is necessary to screen from a large amount of video information, and it is impossible to quickly and intuitively obtain related information. Summary of the invention

[0004] The purpose of the present invention is to provide a kindergarten wireless video monitoring system to solve the above-mentioned deficiencies in the prior art.

[0005] In order to achieve the above-mentioned purpose, the present invention adopts the following technical scheme: a kindergarten wireless video monitoring system, comprising multiple monitoring terminals and a monitoring management center, each of which is wirelessly connected to the monitoring management center, and the monitoring management center comprises a monitoring display unit, an associated control unit and an integrated storage unit; the monitoring display unit is used to synchronously display the video information collected by each monitoring terminal; the associated control unit is used to collect the target motion trajectory in the monitoring terminal and calculate the monitoring status of the adjacent monitoring terminal to obtain the associated monitoring information of the target trajectory movement; the integrated storage unit is used to integrate and store the videos collected by each monitoring terminal.

[0006] As a further description of the above technical solution:

[0007] The association control unit includes a two-dimensional modeling module, a tracking processing module and an association analysis module; the two-dimensional modeling module constructs a two-dimensional model coordinate system based on the center point of the monitoring area of ​​the current monitoring end, and enters the monitoring area of ​​each monitoring end in the coordinate system, and the monitoring area is a set of coordinate points of a circular area with the monitoring end position as the center and the monitoring field of view as the radius; the tracking processing module is used to obtain the movement path of the target in the video image collected by the monitoring end, and obtain its related motion parameter information based on the movement path calculation; the association analysis module calculates and analyzes the monitoring end information associated with the target movement path based on the acquired motion parameter information.

[0008] As a further description of the above technical solution:

[0009] The motion parameter information is the linear equation of the target motion path: A*X+B*Y+C=0, and the coordinate information G of the center position of the adjacent monitoring end.

[0010] As a further description of the above technical solution:

[0011] The association analysis module includes an association calculation module and a comparison analysis module. The association calculation module calculates target motion path association information based on motion parameter information, and the comparison analysis module obtains associated monitoring terminal information based on comparative analysis of the calculated association information.

[0012] As a further description of the above technical solution:

[0013] The calculation formula for calculating the target motion path association information by the association calculation module is:

[0014] ;

[0015] The calculation formula for obtaining the information of the associated monitoring terminal (10) by the comparison and analysis module is:

[0016] .

[0017] As a further description of the above technical solution:

[0018] The integrated storage unit includes a compression storage module, an association marking module and a database; the compression storage module is used to compress the video information collected by each monitoring terminal and transmit it to the database for storage.

[0019] As a further description of the above technical solution:

[0020] The compression storage module includes a video recognition module, a video interception module and an image compression module. The video recognition module is used to perform feature recognition on the video information collected by the monitoring end, and transmit the signal to the video interception module when a person appears in the video information or disappears; the video interception module starts to intercept the video information when receiving a signal that a person appears, and stops intercepting the video when receiving a signal that a person disappears; the compression module is used to compress the intercepted video information to obtain a compressed package, and transmit the compressed package to the database for storage.

[0021] As a further description of the above technical solution:

[0022] It also includes a feature marking module, which is used to extract features from the captured video information and mark the compressed package with the extracted feature information, wherein the feature information includes personnel feature information, time information and location information.

[0023] As a further description of the above technical solution:

[0024] The association marking module is communicatively connected to the output end of the association control unit, and the association marking module implements association marking of the video information collected by each monitoring end based on the association monitoring information acquired by the association control unit.

[0025] As a further description of the above technical solution:

[0026] The monitoring end includes a monitoring camera, a controller, an alarm and a network video server. The monitoring camera controller and the alarm are both bidirectionally electrically connected to the network video server, and the network video server is wirelessly connected to the monitoring management center.

[0027] The present invention provides a kindergarten wireless video monitoring system, which has the following beneficial effects:

[0028] The kindergarten's wireless video surveillance system builds a two-dimensional model coordinate system based on the center point of the monitoring area of ​​the monitoring end where the person appears, and enters the monitoring area of ​​each monitoring end in the coordinate system, then obtains the movement route of the target in the video image collected by the monitoring end, and obtains its related motion parameter information based on the movement route to calculate and analyze the monitoring end information associated with the target movement path, so as to associate multiple monitoring ends monitoring the same target, and cooperate with the association marking module to associate and mark the video information collected by each monitoring end, so as to facilitate direct association and search in the later stage. Secondly, through the integrated processing unit, the video screen information collected by each monitoring end is intercepted, compressed, stored and marked with features, which significantly improves the storage capacity of the adapted information. At the same time, it can be directly identified by the feature mark when watching, without the need to decompress and watch one by one. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 This is an overall schematic diagram of a kindergarten wireless video monitoring system proposed by the present invention;

[0030] Figure 2 is a schematic diagram of a monitoring terminal in the present invention;

[0031] Figure 3 is a schematic diagram of an associated control unit in the present invention;

[0032] Figure 4 is a schematic diagram of the association analysis module in the present invention;

[0033] Figure 5 is a schematic diagram of an integrated storage unit in the present invention;

[0034] Figure 6 It is a schematic diagram of the compression storage module in the present invention.

[0035] Legend:

[0036] 10. Monitoring terminal; 101. Monitoring camera; 102. Controller; 103. Alarm; 104. Network video server; 20. Monitoring management center; 201. Monitoring display unit; 202. Associated control unit; 203. Integrated storage unit. DETAILED DESCRIPTION

[0037] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0038] Reference Figure 1-6 A kindergarten wireless video monitoring system includes multiple monitoring terminals 10 and a monitoring management center 20. Each monitoring terminal 10 is connected to the monitoring management center 20 through wireless communication. The monitoring management center 20 includes a monitoring display unit 201, an associated control unit 202, and an integrated storage unit 203. The monitoring display unit 201 is used to synchronously display the video information collected by each monitoring terminal 10; the associated control unit 202 is used to collect the target motion trajectory in the monitoring terminal 10 and calculate the monitoring status of the adjacent monitoring terminal 10 to obtain the associated monitoring information of the target trajectory motion; the integrated storage unit 203 is used to integrate and process the videos collected by each monitoring terminal 10 and store them.

[0039] The association control unit 202 includes a two-dimensional modeling module, a tracking processing module and an association analysis module; the two-dimensional modeling module constructs a two-dimensional model coordinate system based on the center point of the monitoring area of ​​the current monitoring end, and enters the monitoring area of ​​each monitoring end in the coordinate system. The monitoring area is a set of coordinate points of a circular area with the monitoring end position as the center and the monitoring field of view as the radius; the tracking processing module is used to obtain the movement path of the target in the video image collected by the current monitoring end, and obtain its related motion parameter information based on the movement path calculation; the association analysis module calculates and analyzes the monitoring end information associated with the target movement path based on the acquired motion parameter information.

[0040] The motion parameter information is the linear equation of the target motion path: A*X+B*Y+C=0, and the coordinate information G(Q,W) at the center of the adjacent monitoring end. The association analysis module includes an association calculation module and a comparison analysis module. The association calculation module calculates the target motion path association information based on the motion parameter information, and the comparison analysis module obtains the information of the associated monitoring end 10 based on the obtained association information. The calculation formula for calculating the target motion path association information by the association calculation module is: The calculation formula for obtaining the information of the associated monitoring terminal 10 by the comparison and analysis module is: Specifically, QW respectively constructs the values ​​of the coordinate points in the two-dimensional model coordinate system of the adjacent monitoring end 10 located at the center point of the monitoring area of ​​the current monitoring end, R is the monitoring radius of the monitoring end, when △G is greater than 0, it means that the target motion trajectory of the current monitoring end is not associated with the adjacent monitoring end G (Q, W), and when △G is less than 0, it means that the target motion trajectory of the current monitoring end is associated with the adjacent monitoring end G (Q, W).

[0041] Furthermore, when the associated control unit 202 calculates and obtains the monitoring end associated with the target motion path, it will transmit the information collected by the current monitoring end to the associated monitoring end, and perform comparative analysis on the target information collected by the associated monitoring end. When the analysis shows that the same target is found, the information is fed back to the integrated storage unit 203. At the same time, when the target moves at the management monitoring end 10, a two-dimensional model coordinate system is constructed with the associated monitoring end 10 as the center point of the monitoring area, and the monitoring area of ​​each monitoring end is entered in the coordinate system. The monitoring area is a set of coordinate points of a circular area with the monitoring end position as the center and the monitoring field of view as the radius; the tracking processing module is used to obtain the motion route of the target in the video image collected by the current monitoring end, and obtain its related motion parameter information based on the motion route calculation; the association analysis module calculates and analyzes the monitoring end information associated with the target motion path based on the acquired motion parameter information.

[0042] The kindergarten wireless video surveillance system builds a two-dimensional model coordinate system based on the center point of the monitoring area of ​​the monitoring end where the person appears, and enters the monitoring area of ​​each monitoring end in the coordinate system, then obtains the movement path of the target in the video image collected by the monitoring end, and obtains its related motion parameter information based on the movement path calculation to calculate and analyze the monitoring end information associated with the target movement path, so as to associate multiple monitoring ends to monitor the same target, and cooperate with the association marking module to associate the video information collected by each monitoring end, so as to facilitate direct association and search in the later stage.

[0043] The integrated storage unit 203 includes a compression storage module, an association marking module and a database; the compression storage module is used to compress the video information collected by each monitoring terminal 10 and transmit it to the database for storage.

[0044] The compression storage module includes a video recognition module, a video capture module and an image compression module. The video recognition module is used to perform feature recognition on the video information collected by the monitoring terminal 10, and transmits the signal to the video capture module when a person appears in the video information or disappears. The video capture module starts to capture the video information when it receives a signal that a person appears, and stops capturing the video when it receives a signal that a person disappears. The compression module is used to compress the captured video information to obtain a compressed package, and transmit the compressed package to the database for storage. It also includes a feature marking module, which is used to extract features from the captured video information and mark the extracted feature information with a compressed package. The feature information includes personal feature information, time information and location information.

[0045] By integrating the processing unit, the video information collected by each monitoring terminal can be intercepted, compressed, stored and marked with features, which significantly improves the storage capacity of adaptive information. At the same time, it can be directly identified by feature tags when watching, without the need to decompress and search one by one.

[0046] The association marking module is communicatively connected to the output end of the association control unit 202 , and the association marking module implements association marking of the video information collected by each monitoring end based on the association monitoring information acquired by the association control unit.

[0047] The monitoring terminal 10 includes a monitoring camera 101, a controller 102, an alarm 103 and a network video server 104. The monitoring camera 101, the controller 102 and the alarm 103 are all bidirectionally electrically connected to the network video server 104, and the network video server 104 is wirelessly connected to the monitoring management center 20.

[0048] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0049] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes according to the technical scheme and inventive concept of the present invention within the technical scope disclosed by the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A kindergarten wireless video monitoring system, comprising a plurality of monitoring terminals (10) and a monitoring management center (20), wherein each of the monitoring terminals (10) is wirelessly connected to the monitoring management center (20), and is characterized in that: The monitoring management center (20) comprises a monitoring display unit (201), an associated control unit (202) and an integrated storage unit (203); The monitoring display unit (201) is used to synchronously display the video information collected by each monitoring terminal (10); The association control unit (202) is used to collect the target motion trajectory in the monitoring terminal (10) and calculate the monitoring status of the adjacent monitoring terminal (10) to obtain the associated monitoring information of the target trajectory motion; The integrated storage unit (203) is used to integrate and process the videos collected by each monitoring terminal (10) and store them; the integrated storage unit includes an associated marking module, the associated marking module is communicatively connected to the output end of the associated control unit (202), and the associated marking module realizes associated marking of the video information collected by each monitoring terminal based on the associated monitoring information obtained by the associated control unit; The association control unit (202) comprises a two-dimensional modeling module, a tracking processing module and an association analysis module; The two-dimensional modeling module constructs a two-dimensional model coordinate system based on the center point of the monitoring area of ​​the current monitoring terminal, and enters the monitoring area of ​​each monitoring terminal in the coordinate system. The monitoring area is a set of coordinate points of a circular area with the monitoring terminal position as the center and the monitoring field of view as the radius; The tracking processing module is used to obtain the movement path of the target in the video image collected by the current monitoring end, and obtain its related movement parameter information based on the movement path calculation; The association analysis module calculates and analyzes the monitoring terminal information associated with the target motion path based on the acquired motion parameter information; The motion parameter information is a linear equation of the target motion path: A*X+B*Y+C=0, and coordinate information G(Q, W) at the center of the adjacent monitoring end. The association analysis module includes an association calculation module and a comparison analysis module. The association calculation module calculates the target motion path association information based on the motion parameter information. The comparison analysis module obtains the information of the associated monitoring end (10) based on the calculated association information through comparison analysis. The calculation formula for calculating the target motion path association information by the association calculation module is: The calculation formula for obtaining the information of the associated monitoring terminal (10) by the comparison and analysis module is: R is the monitoring radius of the monitoring end. When △G is greater than 0, it means that the target motion trajectory of the current monitoring end is not associated with the adjacent monitoring end G(Q, W). When △ is less than 0, it means that the target motion trajectory of the current monitoring end is associated with the adjacent monitoring end G(Q, W). When the target moves to a monitoring terminal associated with the current monitoring terminal (10), the association control unit continues to calculate the information of the next monitoring terminal (10) associated with the target movement trajectory.

2. A kindergarten wireless video monitoring system according to claim 1, characterized in that: The integrated storage unit (203) includes a compression storage module and a database; The compression storage module is used to compress the video information collected by each monitoring terminal (10) and transmit it to a database for storage.

3. A kindergarten wireless video monitoring system according to claim 2, characterized in that: The compression storage module comprises a video recognition module, a video capture module and an image compression module. The video recognition module is used to perform feature recognition on the video information collected by the monitoring terminal (10), and transmits a signal to the video capture module when a person appears in the video information or disappears; The video capture module starts to capture the video information when receiving a signal that a person appears, and stops capturing the video when receiving a signal that a person disappears; the compression module is used to compress the captured video information to obtain a compressed package, and transmit the compressed package to a database for storage.

4. A kindergarten wireless video monitoring system according to claim 3, characterized in that: It also includes a feature marking module, which is used to extract features from the captured video information and mark the compressed package with the extracted feature information, wherein the feature information includes personnel feature information, time information and location information.

5. A kindergarten wireless video monitoring system according to claim 1, characterized in that: The monitoring terminal (10) comprises a monitoring camera (101), a controller (102), an alarm (103) and a network video server (104); the monitoring camera (101), the controller (102) and the alarm (103) are all bidirectionally electrically connected to the network video server (104); and the network video server (104) is wirelessly connected to the monitoring management center (20).

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