CN110944145A - Video monitoring front-end equipment, and management method and device thereof - Google Patents

Video monitoring front-end equipment, and management method and device thereof Download PDF

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Publication number
CN110944145A
CN110944145A CN201811110310.3A CN201811110310A CN110944145A CN 110944145 A CN110944145 A CN 110944145A CN 201811110310 A CN201811110310 A CN 201811110310A CN 110944145 A CN110944145 A CN 110944145A
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China
Prior art keywords
video monitoring
monitoring front
power supply
end equipment
iot module
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CN201811110310.3A
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Chinese (zh)
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黄晓康
周明
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority to CN201811110310.3A priority Critical patent/CN110944145A/en
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    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00Television systems
    • H04N7/18Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N17/00Diagnosis, testing or measuring for television systems or their details
    • H04N17/004Diagnosis, testing or measuring for television systems or their details for digital television systems

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Biomedical Technology (AREA)
  • General Health & Medical Sciences (AREA)
  • Alarm Systems (AREA)

Abstract

The application discloses video monitoring front-end equipment, a management method and a management device thereof, and belongs to the technical field of computers. The method comprises the following steps: detecting the working state of the video monitoring front-end equipment; when the working state of the video monitoring front-end equipment is abnormal, the NB-IoT module sends abnormal indication information to the maintenance platform through the NB-IoT network, and the abnormal indication information is used for indicating that the working state of the video monitoring front-end equipment is abnormal. The method and the device solve the problem that the maintenance efficiency of the video monitoring front-end equipment is low in the related technology. The method and the device are used for managing the video monitoring front-end equipment.

Description

Video monitoring front-end equipment, and management method and device thereof
Technical Field
The present application relates to the field of computer technologies, and in particular, to a video monitoring front-end device, and a management method and apparatus thereof.
Background
At present, the video monitoring technology is widely applied to the fields of road traffic, national defense safety, environmental protection, forest fire prevention and the like. With the wide application of video monitoring technology, the geographical environment of the installation site of the video monitoring front-end device (also called as an image acquisition device, such as a camera and a sensor) tends to be diversified, and the video monitoring front-end device needs to be maintained in order to ensure the working reliability of the video monitoring front-end device.
The traditional video monitoring front-end equipment maintenance scheme comprises the following steps: when the video monitoring front-end equipment encounters emergency such as power failure or network disconnection, a maintainer reaches the installation site of the video monitoring front-end equipment to collect fault data, sends the fault data to a maintenance platform, analyzes the fault data on the maintenance platform to determine fault reasons and provide a solution, and then maintains the video monitoring front-end equipment. In a traditional maintenance scheme of the video monitoring front-end equipment, due to the influence of the geographical environment of the installation site of the video monitoring front-end equipment, maintenance personnel may not reach the installation site of the video monitoring front-end equipment in time to collect fault data, and therefore the maintenance efficiency of the video monitoring front-end equipment is low.
Disclosure of Invention
The embodiment of the application provides video monitoring front-end equipment, a management method and a management device thereof, and can solve the problem that the maintenance efficiency of the video monitoring front-end equipment in the related technology is low. The technical scheme is as follows:
in a first aspect, a management method for video surveillance front-end equipment is provided, which is used for an NB-IoT module, and the method includes:
detecting the working state of the video monitoring front-end equipment;
when the working state of the video monitoring front-end equipment is abnormal, the narrowband Internet of things NB-IoT module sends abnormal indication information to the maintenance platform through the NB-IoT network, and the abnormal indication information is used for indicating that the working state of the video monitoring front-end equipment is abnormal.
It should be noted that, because the NB-IoT module in the NB-IoT module supports communication networks of multiple network systems, when network congestion occurs in a certain communication network, the NB-IoT module can perform data interaction with the video monitoring front-end device through other communication networks, thereby improving the management reliability of the video monitoring front-end device; in addition, the NB-IoT module has low power consumption, so that the maintenance difficulty is low, the management of the full life cycle of the video monitoring front-end equipment can be realized, the limitation of the application environment is low, and the application limitation is low.
In a possible implementation manner, detecting an operating state of the video surveillance front-end device includes:
and detecting the power supply state of a power supply of the video monitoring front-end equipment.
Correspondingly, when the working state of the video monitoring front-end device is abnormal, the narrowband internet of things NB-IoT module sends abnormal indication information to the maintenance platform through the NB-IoT network, including:
when the power supply of the video monitoring front-end equipment is not in a power supply state, the NB-IoT module sends power supply abnormality indication information to the maintenance platform through the NB-IoT network, wherein the power supply abnormality indication information is used for indicating that the power supply state of the video monitoring front-end equipment is abnormal.
Optionally, when the power supply of the video monitoring front-end device is the same as the power supply of the NB-IoT module, detecting the power supply state of the power supply of the video monitoring front-end device includes:
detecting the power supply state of a power supply of the NB-IoT module; when the power supply of the NB-IoT module is not in the power supply state, the power supply of the video monitoring front-end equipment is determined not to be in the power supply state, and a standby power supply in the NB-IoT module is adopted to supply power to the NB-IoT module.
It should be noted that, when the power supply of the NB-IoT module is abnormal, the standby power supply in the NB-IoT module supplies power to other modules in the NB-IoT module, so that the NB-IoT module can normally send power abnormality indication information to the maintenance platform, and the monitoring reliability of the video monitoring front-end device is improved.
In another possible implementation manner, detecting the working state of the video surveillance front-end device includes:
and detecting the network connection state of the video monitoring front-end equipment.
Correspondingly, when the working state of the video monitoring front-end device is abnormal, the narrowband internet of things NB-IoT module sends abnormal indication information to the maintenance platform through the NB-IoT network, including:
when the network connection state of the video monitoring front-end equipment is abnormal, the NB-IoT module sends network abnormality indication information to the maintenance platform through the NB-IoT network, and the network abnormality indication information is used for indicating that the network connection state of the video monitoring front-end equipment is abnormal.
Optionally, detecting a network connection state of the video monitoring front-end device includes:
acquiring network connection information of video monitoring front-end equipment; and detecting the network connection state of the video monitoring front-end equipment based on the network connection information.
Optionally, the method further includes: and acquiring the state information of the video monitoring front-end equipment, wherein the state information comprises at least one of log data and vital signals.
Optionally, after sending the abnormal indication information to the maintenance platform, the method further includes: and stopping detecting the working state of the video monitoring front-end equipment.
It should be noted that, when the working state of the video monitoring front-end device is abnormal, the NB-IoT module does not need to detect the working state of the continuous video monitoring front-end device, and resources of the NB-IoT module can be saved.
Optionally, the method further includes:
receiving a control instruction sent by a maintenance platform; and when the control instruction aims at the video monitoring front-end equipment, transmitting the control instruction and/or a first instruction execution result between the video monitoring front-end equipment and the maintenance platform, wherein the first instruction execution result is obtained by the video monitoring front-end equipment executing the control instruction.
Optionally, the method further includes:
receiving a control instruction sent by a maintenance platform; when the control instruction is directed to the NB-IoT module, the control instruction is executed.
The control instruction for the NB-IoT module comprises at least one of an instruction for acquiring state information of the video monitoring front-end equipment, a monitoring instruction, a reset instruction, a standby instruction, an alarm release instruction and a wake-up instruction for the video monitoring front-end equipment.
In a second aspect, an NB-IoT module is provided that includes a monitoring module and an NB-IoT module;
the monitoring module is used for detecting the working state of the video monitoring front-end equipment;
when the working state of the video monitoring front-end equipment is abnormal, the NB-IoT module is used for sending abnormal indication information to the maintenance platform through the NB-IoT network, and the abnormal indication information is used for indicating that the working state of the video monitoring front-end equipment is abnormal.
Optionally, the monitoring module is configured to:
detecting the power supply state of a power supply of the video monitoring front-end equipment;
when the power supply of the video monitoring front-end device is not in a power supply state, the NB-IoT module is configured to:
and sending power supply abnormality indication information to the maintenance platform through an NB-IoT network, wherein the power supply abnormality indication information is used for indicating that the power supply state of the video monitoring front-end equipment is abnormal.
Optionally, the video monitoring front-end device is the same as a power supply of the NB-IoT module, and the monitoring module is configured to:
detecting a power supply state of a power supply of the NB-IoT module;
when the power supply of the NB-IoT module is not in a power supply state, determining that the power supply of the video monitoring front-end equipment is not in the power supply state, and supplying power to the NB-IoT module by adopting a standby power supply in the NB-IoT module.
Optionally, the monitoring module is configured to:
detecting the network connection state of the video monitoring front-end equipment;
when the network connection state of the video monitoring front-end device is abnormal, the NB-IoT module is configured to:
and sending network abnormity indication information to the maintenance platform through an NB-IoT network, wherein the network abnormity indication information is used for indicating that the network connection state of the video monitoring front-end equipment is abnormal.
Optionally, the monitoring module is configured to:
acquiring network connection information of the video monitoring front-end equipment;
and determining the network connection state of the video monitoring front-end equipment based on the network connection information.
Optionally, the NB-IoT module is further configured to:
receiving a control instruction sent by the maintenance platform;
when the control instruction aims at the video monitoring front-end equipment, the control instruction and/or a first instruction execution result between the video monitoring front-end equipment and the maintenance platform are/is transmitted, and the first instruction execution result is obtained by the video monitoring front-end equipment executing the control instruction.
Optionally, the NB-IoT module is further configured to receive a control instruction sent by the maintenance platform;
when the control instruction is directed to the NB-IoT module, the monitoring module is further configured to execute the control instruction.
Optionally, the control instruction includes at least one of an instruction for acquiring state information of the video monitoring front-end device, a monitoring instruction, a reset instruction, a standby instruction, an alarm release instruction, and a wakeup instruction for the video monitoring front-end device. In a third aspect, a video monitoring front-end device is provided, which includes an NB-IoT module, where the NB-IoT module includes a monitoring module and an NB-IoT module;
the monitoring module is used for detecting the working state of the video monitoring front-end equipment;
when the working state of the video monitoring front-end equipment is abnormal, the NB-IoT module is used for sending abnormal indication information to a maintenance platform, wherein the abnormal indication information is used for indicating that the working state of the video monitoring front-end equipment is abnormal.
Optionally, the monitoring module is configured to:
detecting the power supply state of a power supply of the video monitoring front-end equipment;
when the power supply of the video monitoring front-end device is not in a power supply state, the NB-IoT module is configured to:
and sending power supply abnormality indication information to the maintenance platform, wherein the power supply abnormality indication information is used for indicating that the power supply state of the video monitoring front-end equipment is abnormal.
Optionally, the video monitoring front-end device is the same as a power supply of the NB-IoT module, and the monitoring module is configured to:
detecting a power supply state of a power supply of the NB-IoT module;
when the power supply of the NB-IoT module is not in a power supply state, determining that the power supply of the video monitoring front-end equipment is not in the power supply state, and supplying power to the NB-IoT module by adopting a standby power supply in the NB-IoT module.
Optionally, the monitoring module is configured to:
detecting the network connection state of the video monitoring front-end equipment;
when the network connection state of the video monitoring front-end device is abnormal, the NB-IoT module is configured to:
and sending network abnormity indication information to the maintenance platform, wherein the network abnormity indication information is used for indicating that the network connection state of the video monitoring front-end equipment is abnormal.
Optionally, the monitoring module is configured to:
acquiring network connection information of the video monitoring front-end equipment;
and determining the network connection state of the video monitoring front-end equipment based on the network connection information.
Optionally, the NB-IoT module is further configured to:
receiving a control instruction sent by the maintenance platform;
when the control instruction aims at the video monitoring front-end equipment, the control instruction and/or a first instruction execution result between the video monitoring front-end equipment and the maintenance platform are/is transmitted, and the first instruction execution result is obtained by the video monitoring front-end equipment executing the control instruction.
Optionally, the NB-IoT module is further configured to receive a control instruction sent by the maintenance platform;
when the control instruction is directed to the NB-IoT module, the monitoring module is further configured to execute the control instruction.
Optionally, the control instruction includes at least one of an instruction for acquiring state information of the video monitoring front-end device, a monitoring instruction, a reset instruction, a standby instruction, an alarm release instruction, and a wakeup instruction for the video monitoring front-end device.
In a fourth aspect, a management system for video surveillance front-end equipment is provided, including: a maintenance platform and at least one NB-IoT module, each video surveillance headend configured with a corresponding NB-IoT module, each NB-IoT module being as in any of the second aspects.
The beneficial effects that technical scheme that this application embodiment provided brought include:
by arranging the NB-IoT module in the video monitoring front-end equipment or connecting the video monitoring front-end equipment with the NB-IoT module, as the NB-IoT module in the NB-IoT module supports communication networks with various network standards, when network congestion occurs in a certain communication network, the NB-IoT module can perform data interaction with the video monitoring front-end equipment through other communication networks, so that the management reliability of the video monitoring front-end equipment is improved; in addition, the NB-IoT module has low power consumption, so that the maintenance difficulty is low, the management of the full life cycle of the video monitoring front-end equipment can be realized, the limitation to the application environment is low, the NB-IoT module can be applied to the areas sensitive to network services or remote from the installation position of the equipment, and compared with the related technology, the application limitation is reduced. Furthermore, when the power supply of the NB-IoT module is abnormal, the standby power supply in the NB-IoT module supplies power to other modules in the NB-IoT module, so that the NB-IoT module can normally send power supply abnormality indication information to the maintenance platform, and the monitoring reliability of the video monitoring front-end equipment is improved. Under the condition that the video monitoring front-end equipment is powered off or disconnected, the NB-IoT module can be used for remotely diagnosing the fault of the video monitoring front-end equipment, an effective way is provided for fault recovery, and the maintenance reliability of the video monitoring front-end equipment is improved.
Drawings
Fig. 1 is a schematic structural diagram of a management system of a video monitoring front-end device according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of an NB-IoT module according to an embodiment of the present disclosure;
fig. 3 is a schematic structural diagram of another NB-IoT module provided in an embodiment of the present application;
fig. 4 is a schematic product form diagram of an NB-IoT module according to an embodiment of the present disclosure;
fig. 5 is a schematic structural diagram of a video monitoring front-end device according to an embodiment of the present application;
fig. 6 is a flowchart of a management method for a video monitoring front-end device according to an embodiment of the present application;
fig. 7 is a flowchart of a method for monitoring video monitoring headend by an NB-IoT module according to an embodiment of the present disclosure.
Detailed Description
To make the objects, technical solutions and advantages of the present application more clear, embodiments of the present application will be described in further detail below with reference to the accompanying drawings.
Fig. 1 is a schematic structural diagram of a management system of a video monitoring front-end device according to an embodiment of the present application, and as shown in fig. 1, the system includes: the system comprises a maintenance platform 00, at least one Narrow-Band Internet of things (NB-IoT) module 01 and at least one video monitoring front-end device 02, wherein each video monitoring front-end device 02 is configured with the corresponding NB-IoT module 01. Referring to fig. 1, the NB-IoT module 01 establishes a communication connection with the maintenance platform 00 through an NB-IoT network.
Optionally, referring to fig. 1, the system may further include a video monitoring server 03, where the video monitoring front-end device 02 and the video monitoring server 03 establish a communication connection through a wired network or a wireless network, and the video monitoring front-end device 02 may transmit a video data stream and/or an audio data stream to the video monitoring server 03 through the wired network or the wireless network, where the wireless network is different from the NB-IoT network. The video monitoring server may be one server, a server cluster composed of a plurality of servers, or a cloud computing service center, which is not limited in this application.
Optionally, the NB-IoT module is a circuit module, which may be an independent circuit structure, or may be disposed inside the video surveillance front-end device, and is used as a part of a circuit component of the video surveillance front-end device, which is not limited in this embodiment of the present invention.
The maintenance platform can be a server, or a server cluster consisting of a plurality of servers, or a cloud computing service center; alternatively, the maintenance platform may also be a terminal device such as a computer or a mobile terminal, which is not limited in this application. The video monitoring front-end equipment can be a camera or a sensor and other terminals with image acquisition functions.
In the embodiment of the application, the NB-IoT module is configured to receive a control instruction sent by the maintenance platform and execute the corresponding control instruction. And the maintenance platform is used for managing and maintaining the video monitoring front-end equipment according to the information returned by the NB-IoT module.
Fig. 2 is a schematic structural diagram of an NB-IoT module according to an embodiment of the present disclosure, and as shown in fig. 2, the NB-IoT module 10 includes a monitoring module 101 and an NB-IoT module 102.
The monitoring module 101 is used for detecting the working state of the video monitoring front-end equipment;
when the working state of the video monitoring front-end equipment is abnormal, the NB-IoT module 102 is configured to send abnormal indication information to the maintenance platform through the NB-IoT network, where the abnormal indication information is used to indicate that the working state of the video monitoring front-end equipment is abnormal.
The NB-IoT network may include a global system for Mobile communications (GSM) -based network, a Universal Mobile Telecommunications System (UMTS) network, and/or a Long Term Evolution (LTE) network, and may further include other communication networks such as a 5G network, which is not limited in this embodiment.
Optionally, the NB-IoT module may interact with the maintenance platform through the NB-IoT network. The maintenance platform is used for maintaining the video monitoring front-end device, for example, when the working state of the video monitoring front-end device is abnormal, the maintenance platform performs fault analysis on the video monitoring front-end device to determine a fault reason after receiving the abnormal indication information sent by the NB-IoT module, and further, a fault solution can be provided.
It should be noted that, because the NB-IoT module in the NB-IoT module supports communication networks (NB-IoT networks) of multiple network systems, when network congestion occurs in a certain communication network, the NB-IoT module can perform data interaction with the video monitoring front-end device through other communication networks, thereby improving the management reliability of the video monitoring front-end device; in addition, the NB-IoT module has low power consumption, so that the maintenance difficulty is low, the management of the full life cycle of the video monitoring front-end equipment can be realized, the limitation of the application environment is low, and the application limitation is low.
In an optional embodiment of the present application, the monitoring module may be configured to: detecting the power supply state of a power supply of video monitoring front-end equipment; correspondingly, when the power supply of the video monitoring front-end device is not in the power supply state, the NB-IoT module is configured to: and sending power supply abnormality indication information to the maintenance platform, wherein the power supply abnormality indication information is used for indicating that the power supply state of the video monitoring front-end equipment is abnormal.
When the power supply of the video monitoring front-end device is not in a power supply state, the power supply of the video monitoring front-end device may be replaced by a power supply abnormality of the video monitoring front-end device, for example, the voltage of the power supply is unstable, and the like.
Optionally, when the video monitoring front-end device is the same as the NB-IoT module in terms of power supply, the monitoring module may be configured to: detecting the power supply state of a power supply of the NB-IoT module; when the power supply of the NB-IoT module is not in the power supply state, the power supply of the video monitoring front-end equipment is determined not to be in the power supply state, and a standby power supply in the NB-IoT module is adopted to supply power to the NB-IoT module.
It should be noted that, when the power supply of the NB-IoT module is abnormal, the standby power supply in the NB-IoT module supplies power to other modules in the NB-IoT module, so that the NB-IoT module can normally send power abnormality indication information to the maintenance platform through the NB-IoT network, and the monitoring reliability of the video monitoring front-end device is improved.
In another optional embodiment of the present application, the monitoring module may be configured to: detecting the network connection state of the video monitoring front-end equipment; correspondingly, when the network connection state of the video monitoring front-end device is abnormal, the NB-IoT module is configured to: and sending network abnormality indication information to the maintenance platform through the NB-IoT network, wherein the network abnormality indication information is used for indicating that the network connection state of the video monitoring front-end equipment is abnormal.
Optionally, the monitoring module may be configured to: acquiring network connection information of video monitoring front-end equipment; and determining the network connection state of the video monitoring front-end equipment based on the network connection information.
Optionally, fig. 3 is a schematic structural diagram of another NB-IoT module provided in the embodiment of the present application, and as shown in fig. 3, the NB-IoT module 10 includes a monitoring module 101, an NB-IoT module 102, and a standby module 103, and the monitoring module 101 includes an internal communication sub-module 1011 and a control sub-module 1012.
The standby power module 103 is configured to provide power for other modules in the NB-IoT module when the power supply of the NB-IoT module is abnormal, that is, the standby power module is the standby power supply; the internal communication sub-module 1011 is configured to perform communication connection with the video surveillance front-end device 20, for example, obtain a network connection state and log data of the video surveillance front-end device through the internal communication sub-module; the control sub-module 1012 is configured to control other modules in the NB-IoT module to perform corresponding operations, and control a power supply state of a power supply of the video surveillance front-end device.
Optionally, the internal communication sub-module includes a Controller Area Network (CAN) interface, an RS485 interface, or a Universal Asynchronous Receiver Transmitter/Transmitter (UART) interface, and the like, and the type of the communication interface is not limited in the embodiment of the present application.
Optionally, the power backup module is a rechargeable battery (including a rechargeable lithium ion battery), such as a rechargeable ternary lithium ion battery. The power backup module may also be other types of batteries, such as a non-rechargeable battery, for example, a common lithium ion battery, which is not limited in this embodiment of the present application.
Optionally, the control sub-module is a Micro Control Unit (MCU), which may also be referred to as a Single Chip Microcomputer (Single Chip Microcomputer) or a Single Chip Microcomputer.
For example, fig. 4 is a schematic product form diagram of an NB-IoT module according to an embodiment of the present disclosure, and as shown in fig. 4, the NB-IoT module and a power supply of a video monitoring front-end device are used as a same power supply, a power backup module is a rechargeable ternary lithium electronic battery, an internal communication submodule is an RS485 interface, and a control submodule is an MCU, for example, to describe an operating process of the NB-IoT module. The charging voltage or the charge cut-off voltage of the chargeable ternary lithium electronic battery is 4.2 volts (volt), and the discharging voltage or the discharge cut-off voltage is 3.6 to 4.2V.
Referring to fig. 4, the MCU is connected to the RS485 interface through a first UART interface (UART 1 for short), the MCU is connected to the NB-IoT module through a second UART interface (UART 2 for short), the MCU is connected to the video monitoring front-end device through a General purpose input/Output (GPIO), and the MCU is connected to a power bus of a power supply of the video monitoring front-end device through an Analog-to-digital converter (ADC); the chargeable ternary lithium ion battery is respectively connected with the RS485 interface, the MCU and the NB-IoT module through a low dropout regulator (LDO); the DC-DC voltage converter is a power supply part of the NB-IoT module, is connected with a power bus of a power supply of the video monitoring front-end equipment so as to charge the rechargeable ternary lithium ion battery, and is respectively connected with the RS485 interface, the MCU and the NB-IoT module through the LDO. The NB-IoT module may interact with the maintenance platform through the antenna.
For example, assuming that the voltage applied to the NB-IoT module by the power supply through the power bus is 12V, the operating voltage of the NB-IoT module is not greater than 3.3V. When a power supply of the video monitoring front-end equipment is in a power supply state, the output voltage of the DC-DC voltage converter is 4.2V, on one hand, the output voltage is used for charging the rechargeable ternary lithium ion battery, and on the other hand, the output voltage is converted into 3.3V through the LDO to supply power for the connection of the RS485 interface, the MCU and the NB-IoT module; when the power supply of the video monitoring front-end equipment is not in a power supply state, the output voltage of the DC-DC voltage converter is 0V, the rechargeable ternary lithium ion battery discharges, the output voltage range of the rechargeable ternary lithium ion battery is 3.6-4.2V, the discharged output voltage of the rechargeable ternary lithium ion battery is converted into 3.3V through the LDO, and the rechargeable ternary lithium ion battery supplies power for the RS485 interface, the MCU and the NB-IoT module.
The MCU is connected with the power bus through the ADC and can monitor voltage change on the power bus so as to detect the power supply state of a power supply of the video monitoring front-end equipment in real time.
For example, the MCU may adopt an STM32F031G6U6 single chip microcomputer, which has a 32 kilobyte (kb) flash memory and a 4kb memory, and has low operating power consumption of 10 mw, and rich serial ports, and can support and maintain the operation of multiple services. The NB-IoT Module may adopt a WH-NB73-B5 chip Module, which has a Subscriber Identity Module (SIM) card and an antenna, and is capable of supporting communication in the 850 megahertz (MHz) frequency band to realize data interaction with the maintenance terminal through the mobile cellular network technology. The embodiment of the application does not limit the types of the MCU and the NB-IoT module.
Optionally, the working state of the NB-IoT module provided in this embodiment of the present application may be divided into: initial state, standby state, running state and alarm state. The following embodiments briefly describe the switching process between the operating states of the NB-IoT modules.
The NB-IoT module is in an initial state after being powered on for the first time; in an initial state, the internal communication sub-module acquires a device identifier (such as a device serial number) of the video monitoring front-end device, activates the NB-IoT module to enter an operating state, searches for a cellular network signal, and the like. And after the NB-IoT module establishes communication connection with the maintenance platform, the NB-IoT module is switched from the initial state to the running state.
In the running state, the NB-IoT module receives a control instruction sent by the maintenance platform; when the control instruction is directed to the video monitoring front-end device, the NB-IoT module transmits the control instruction and/or a first instruction execution result between the video monitoring front-end device and the maintenance platform, and the first instruction execution result is obtained by the video monitoring front-end device executing the control instruction, that is, when the control instruction is directed to the video monitoring front-end device, the NB-IoT module plays a role in transparently transmitting the control instruction and/or the first instruction execution result; when the control instruction is directed to the NB-IoT module, the monitoring module is configured to execute the control instruction.
Optionally, the embodiment of the present application does not limit the type of the control instruction for the video monitoring front-end device, for example, the control instruction is used to adjust a frame rate when the video monitoring front-end device performs video acquisition.
Optionally, the control instruction for the NB-IoT module includes at least one of an instruction to acquire state information of the video monitoring front-end device, a monitoring instruction, a reset instruction, a standby instruction, an alarm release instruction, and a wakeup instruction for the video monitoring front-end device. The control instruction for the NB-IoT module may further include a GPIO operation instruction, a pass-through instruction, and the like, which is not limited in this embodiment of the application.
Illustratively, when the NB-IoT module is in an operating state, when the NB-IoT module receives an instruction sent by the maintenance platform to acquire state information of the video monitoring front-end device, the internal communication sub-module periodically collects the state information of the video monitoring front-end device, such as log data and vital signals, and the NB-IoT module transmits the state information to the maintenance platform; when the NB-IoT module receives a monitoring instruction (including a power detection instruction and a network detection instruction) sent by the maintenance platform and used for monitoring the video monitoring front-end equipment, the control submodule monitors parameters (network parameters and/or voltage values on a power bus) corresponding to the video monitoring front-end equipment and detects the working state of the video monitoring front-end equipment, when the NB-IoT module determines that the power supply of the video monitoring front-end equipment is abnormal or the network connection state is abnormal, the NB-IoT module returns corresponding abnormal indication information to the maintenance platform, and the NB-IoT module is switched to an alarm state from the running state; when the NB-IoT module receives a reset instruction sent by the maintenance platform, the NB-IoT module is switched from the running state to the initial state; and when the NB-IoT module receives the standby instruction sent by the maintenance platform, the NB-IoT module is switched from the running state to the standby state.
In the alarm state, after the NB-IoT module receives an alarm release instruction sent by the maintenance platform, the NB-IoT module is switched to the running state from the alarm state.
In the standby state, after the NB-IoT module receives the awakening instruction sent by the maintenance platform, the NB-IoT module is switched to the running state from the standby state.
In summary, according to the NB-IoT module provided in the embodiment of the present application, since the NB-IoT module in the NB-IoT module supports communication networks of multiple network systems, when a certain communication network is congested, the NB-IoT module can perform data interaction with the video monitoring front-end device through other communication networks, so that the management reliability of the video monitoring front-end device is improved; in addition, the NB-IoT module has low power consumption, so that the maintenance difficulty is low, the management of the whole life cycle of the video monitoring front-end equipment can be realized, the limitation of the application environment is low, the NB-IoT module can be applied to the areas sensitive to network services or remote from the installation position of the equipment, and the application limitation is low. Furthermore, when the power supply of the NB-IoT module is abnormal, the standby power supply in the NB-IoT module supplies power to other modules in the NB-IoT module, so that the NB-IoT module can normally send power supply abnormality indication information to the maintenance platform, and the monitoring reliability of the video monitoring front-end equipment is improved. Under the condition that the video monitoring front-end equipment is powered off or disconnected, the NB-IoT module can be used for remotely diagnosing the fault of the video monitoring front-end equipment, an effective way is provided for fault recovery, and the maintenance reliability of the video monitoring front-end equipment is improved.
The embodiment of the application provides a video monitoring front-end device, including: an NB-IoT module as shown in any of fig. 2-4.
Optionally, fig. 5 is a schematic structural diagram of a video monitoring front-end device provided in an embodiment of the present application, where the video monitoring front-end device may be an intelligent camera or a pan-tilt camera, and the like. As shown in fig. 5, the video surveillance front-end device includes: processing component 00, NB-IoT module 10, video capture component 20, communication component 30, and power component 40.
The processing component 00 generally controls, among other things, the overall operation of the video surveillance front-end device, such as operations associated with display, data communication, camera operation and recording operations. Processing component 00 may include one or more processors to execute instructions. Further, processing component 00 can include one or more modules that facilitate interaction between processing component 00 and other components or modules. For example, processing component 00 may include a multimedia module to facilitate interaction between video capture component 20 and processing component 00. The video acquisition component 20 is used for acquiring images in a shooting area in real time; the communication component 30 may be configured to transmit the video stream acquired by the video acquisition module to a background device in a wired or wireless communication manner, where the background device may be a video server or a designated terminal, etc.; power components 40 are connected to the power bus for providing power to processing components 00, NB-IoT module 10, video capture component 20, and communication component 30, and power components 40 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power for video surveillance front-end devices.
The NB-IoT module comprises a monitoring module and an NB-IoT module, and the monitoring module is used for detecting the working state of the video monitoring front-end equipment; when the working state of the video monitoring front-end equipment is abnormal, the NB-IoT module is used for sending abnormal indication information to the maintenance platform, wherein the abnormal indication information is used for indicating that the working state of the video monitoring front-end equipment is abnormal.
In an optional embodiment of the present application, the monitoring module may be configured to: detecting the power supply state of a power supply; accordingly, when the power supply is not in the power supply state, the NB-IoT module is configured to: and sending power supply abnormality indication information to the maintenance platform, wherein the power supply abnormality indication information is used for indicating that the power supply state of the video monitoring front-end equipment is abnormal.
In another optional embodiment of the present application, the monitoring module may be configured to: detecting the network connection state of the video monitoring front-end equipment; correspondingly, when the network connection state of the video monitoring front-end device is abnormal, the NB-IoT module is configured to: and sending network abnormity indication information to the maintenance platform, wherein the network abnormity indication information is used for indicating that the network connection state of the video monitoring front-end equipment is abnormal.
Optionally, the monitoring module may be configured to: acquiring network connection information of video monitoring front-end equipment; and determining the network connection state of the video monitoring front-end equipment based on the network connection information.
Optionally, the monitoring module includes an internal communication sub-module and a control sub-module, where the internal communication sub-module is used for performing communication connection with a communication component of the video monitoring front-end device, for example, obtaining a network connection state and log data of the video monitoring front-end device through the internal communication sub-module; the control submodule is used for controlling other modules in the module to execute corresponding operations and controlling the power supply state of a power supply of the video monitoring front-end equipment.
Optionally, the NB-IoT module further includes a standby power module, and the standby power module is configured to provide power for other modules in the NB-IoT module when the power supply of the NB-IoT module is abnormal.
To sum up, the video monitoring front-end device provided by the embodiment of the application includes the NB-IoT module, and because the NB-IoT module in the NB-IoT module supports communication networks of multiple network systems, when network congestion occurs in a certain communication network, the NB-IoT module can perform data interaction with the video monitoring front-end device through other communication networks, thereby improving the management reliability of the video monitoring front-end device; in addition, the NB-IoT module has low power consumption, so that the maintenance difficulty is low, the management of the whole life cycle of the video monitoring front-end equipment can be realized, the limitation of the application environment is low, the NB-IoT module can be applied to the areas sensitive to network services or remote from the installation position of the equipment, and the application limitation is low. Under the condition that the video monitoring front-end equipment is powered off or disconnected, the NB-IoT module can be used for remotely diagnosing the fault of the video monitoring front-end equipment, an effective way is provided for fault recovery, and the maintenance reliability of the video monitoring front-end equipment is improved.
Fig. 6 is a flowchart of a management method of a video surveillance front-end device according to an embodiment of the present application, for an NB-IoT module shown in any one of fig. 1 to 4, as shown in fig. 6, the method includes:
in step 501, a control command sent by a maintenance platform is received.
Optionally, after the NB-IoT module is powered on, the NB-IoT module establishes a communication connection with the maintenance platform and receives a control instruction sent by the maintenance platform. The control instructions comprise control instructions for the video monitoring front-end equipment and control instructions for the NB-IoT module.
Optionally, the embodiment of the present application does not limit the type of the control instruction for the video monitoring front-end device, for example, the control instruction is used to adjust a frame rate when the video monitoring front-end device performs video acquisition. The control instruction for the NB-IoT module comprises at least one of an instruction for acquiring state information of the video monitoring front-end equipment, a monitoring instruction for the video monitoring front-end equipment, a reset instruction, a standby instruction, an alarm release instruction and a wake-up instruction. The control instruction for the NB-IoT module may further include a GPIO operation instruction, a pass-through instruction, and the like, which is not limited in this embodiment of the application.
In the embodiment of the application, after receiving the control instruction sent by the maintenance platform, the NB-IoT module may check the control instruction, and when the check fails, reply instruction exception indication information to the platform; and when the verification is passed, executing the subsequent flow.
It should be noted that, when the control instruction is directed to the video monitoring front-end device, the NB-IoT module transmits the control instruction and/or the first instruction execution result between the video monitoring front-end device and the maintenance platform, and the first instruction execution result is obtained by the video monitoring front-end device executing the control instruction, that is, the NB-IoT module plays a role in transparently transmitting the control instruction and/or the first instruction execution result. When the NB-IoT module does not receive the first instruction execution result within the specified time period for sending the control instruction to the video surveillance front-end device, the NB-IoT module may reply instruction execution failure indication information to the platform.
Optionally, when the control command is directed to the NB-IoT module, the NB-IoT module executes the control command. For the NB-IoT module to perform corresponding operations based on different control commands, reference may be made to the related description in the above-mentioned device-side embodiment, which is not described herein again.
In step 502, when a monitoring instruction for the video monitoring front-end device sent by the maintenance platform is received, the working state of the video monitoring front-end device is detected.
Optionally, the monitoring instruction for the video monitoring front-end device includes a power detection instruction for the video monitoring front-end device and a network detection instruction for the video monitoring front-end device.
In step 503, when the working state of the video surveillance front-end device is abnormal, sending abnormal indication information to the maintenance platform through the NB-IoT network, where the abnormal indication information is used to indicate that the working state of the video surveillance front-end device is abnormal.
One implementation of the above steps 502 and 503 includes:
detecting the power supply state of a power supply of video monitoring front-end equipment; when the power supply of the video monitoring front-end equipment is not in a power supply state, sending power supply abnormality indication information to the maintenance platform through the NB-IoT network, wherein the power supply abnormality indication information is used for indicating that the power supply state of the video monitoring front-end equipment is abnormal.
Optionally, when the power supply of the video monitoring front-end device is the same as the power supply of the NB-IoT module, detecting the power supply state of the power supply of the video monitoring front-end device includes:
detecting the power supply state of a power supply of the NB-IoT module; when the power supply of the NB-IoT module is not in the power supply state, the power supply of the video monitoring front-end equipment is determined not to be in the power supply state, and a standby power supply in the NB-IoT module is adopted to supply power to the NB-IoT module.
Another implementation of the above steps 502 and 503 includes:
detecting the network connection state of the video monitoring front-end equipment; when the network connection state of the video monitoring front-end equipment is abnormal, network abnormality indication information is sent to the maintenance platform through the NB-IoT network, and the network abnormality indication information is used for indicating that the network connection state of the video monitoring front-end equipment is abnormal.
Optionally, the method for detecting the network connection state of the video monitoring front-end device includes: acquiring network connection information of video monitoring front-end equipment; and determining the network connection state of the video monitoring front-end equipment based on the network connection information.
For example, fig. 7 is a flowchart of a method for monitoring a video monitoring headend by an NB-IoT module according to an embodiment of the present application, and as shown in fig. 7, the method includes:
in step 11, the NB-IoT module detects a power supply state of a power supply of the video surveillance front-end device in an operating state.
In step 12, when the power supply of the video surveillance front-end device is not in the power supply state, the NB-IoT module sends power supply abnormality indication information to the maintenance platform through the NB-IoT network, and switches from the running state to the alarm state.
In step 13, when the power supply of the video surveillance front-end device is in a power supply state, the NB-IoT module acquires the state information of the video surveillance front-end device.
Optionally, the state information of the video monitoring front-end device includes log data and vital signals of the video monitoring front-end device. Further, the NB-IoT module may send the obtained status information of the video surveillance front-end device to the maintenance platform.
In step 14, the NB-IoT module detects a network connection status of the video surveillance headend device.
In step 15, when the network connection state of the video monitoring front-end device is abnormal, the NB-IoT module sends network abnormality indication information to the maintenance platform through the NB-IoT network, and switches from the running state to the alarm state.
Further, when the network connection state of the video monitoring front-end device is normal, the step 11 is returned.
Optionally, step 14 and step 15 may be executed before step 11 to step 13, or step 14 and step 15 may be executed simultaneously with step 11 to step 13, which is not limited in this embodiment of the present application.
It should be noted that, the order of steps of the management method for video monitoring front-end equipment provided in the embodiment of the present application may be appropriately adjusted, and the steps may also be increased or decreased according to the situation. Any method that can be easily conceived by a person skilled in the art within the technical scope disclosed in the present application is covered by the protection scope of the present application, and thus the detailed description thereof is omitted.
In summary, according to the management method of the video monitoring front-end device provided by the embodiment of the present application, since the NB-IoT module in the NB-IoT module supports communication networks of multiple network systems, when a certain communication network is congested, the NB-IoT module can perform data interaction with the video monitoring front-end device through other communication networks, so that the management reliability of the video monitoring front-end device is improved; in addition, the NB-IoT module has low power consumption, so that the maintenance difficulty is low, the management of the whole life cycle of the video monitoring front-end equipment can be realized, the limitation of the application environment is low, the NB-IoT module can be applied to the areas sensitive to network services or remote from the installation position of the equipment, and the application limitation is low. Furthermore, when the power supply of the NB-IoT module is abnormal, the standby power supply in the NB-IoT module supplies power to other modules in the NB-IoT module, so that the NB-IoT module can normally send power supply abnormality indication information to the maintenance platform, and the monitoring reliability of the video monitoring front-end equipment is improved. Under the condition that the video monitoring front-end equipment is powered off or disconnected, the NB-IoT module can be used for remotely diagnosing the fault of the video monitoring front-end equipment, an effective way is provided for fault recovery, and the maintenance reliability of the video monitoring front-end equipment is improved.
With regard to the method in the above embodiment, the execution module and the execution mode of each step have been described in detail in the device embodiment, and will not be elaborated herein.
The term "and/or" in this application is only one kind of association relationship describing the associated object, and means that there may be three kinds of relationships, for example, a and/or B, which may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.
It will be understood by those skilled in the art that all or part of the steps for implementing the above embodiments may be implemented by hardware, or may be implemented by a program instructing relevant hardware, where the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.
The above description is only exemplary of the present application and should not be taken as limiting, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (17)

1. A management method for video monitoring front-end equipment is characterized by comprising the following steps:
detecting the working state of the video monitoring front-end equipment;
when the working state of the video monitoring front-end equipment is abnormal, the narrowband Internet of things NB-IoT module sends abnormal indication information to the maintenance platform through the NB-IoT network, wherein the abnormal indication information is used for indicating that the working state of the video monitoring front-end equipment is abnormal.
2. The method of claim 1, wherein the detecting the operating status of the video surveillance front-end device comprises:
detecting the power supply state of a power supply of the video monitoring front-end equipment;
when the working state of the video monitoring front-end equipment is abnormal, the narrowband internet of things NB-IoT module sends abnormal indication information to the maintenance platform through the NB-IoT network, and the method comprises the following steps:
when the power supply of the video monitoring front-end equipment is not in a power supply state, the NB-IoT module sends power supply abnormality indication information to the maintenance platform through an NB-IoT network, wherein the power supply abnormality indication information is used for indicating that the power supply state of the video monitoring front-end equipment is abnormal.
3. The method of claim 2, wherein the video surveillance front-end device has a same power supply as the NB-IoT module, and wherein the detecting the power supply status of the power supply of the video surveillance front-end device comprises:
detecting a power supply state of a power supply of the NB-IoT module;
when the power supply of the NB-IoT module is not in a power supply state, determining that the power supply of the video monitoring front-end equipment is not in the power supply state, and supplying power to the NB-IoT module by adopting the standby power supply of the NB-IoT module.
4. The method of claim 1, wherein the detecting the operating status of the video surveillance front-end device comprises:
detecting the network connection state of the video monitoring front-end equipment;
when the working state of the video monitoring front-end equipment is abnormal, the narrowband internet of things NB-IoT module sends abnormal indication information to the maintenance platform through the NB-IoT network, and the method comprises the following steps:
when the network connection state of the video monitoring front-end equipment is abnormal, the NB-IoT module sends network abnormality indication information to the maintenance platform through an NB-IoT network, and the network abnormality indication information is used for indicating that the network connection state of the video monitoring front-end equipment is abnormal.
5. The method of claim 4, wherein the detecting the network connection status of the video surveillance front-end device comprises:
acquiring network connection information of the video monitoring front-end equipment;
and determining the network connection state of the video monitoring front-end equipment based on the network connection information.
6. The method of any of claims 1 to 5, further comprising:
receiving a control instruction sent by the maintenance platform;
when the control instruction aims at the video monitoring front-end equipment, the control instruction and/or a first instruction execution result between the video monitoring front-end equipment and the maintenance platform are/is transmitted, and the first instruction execution result is obtained by the video monitoring front-end equipment executing the control instruction.
7. The method of any of claims 1 to 5, further comprising:
receiving a control instruction sent by the maintenance platform;
when the control instruction is directed to the NB-IoT module, the control instruction is executed.
8. The method of claim 7,
the control instruction comprises at least one of an instruction for acquiring state information of the video monitoring front-end equipment, a monitoring instruction, a reset instruction, a standby instruction, an alarm release instruction and a wakeup instruction for the video monitoring front-end equipment.
9. A narrowband Internet of things (NB-IoT) module, the NB-IoT module comprising a monitoring module and an NB-IoT module;
the monitoring module is used for detecting the working state of the video monitoring front-end equipment;
when the working state of the video monitoring front-end equipment is abnormal, the NB-IoT module is used for sending abnormal indication information to the maintenance platform through the NB-IoT network, and the abnormal indication information is used for indicating that the working state of the video monitoring front-end equipment is abnormal.
10. The NB-IoT module of claim 9, wherein the monitoring module is configured to:
detecting the power supply state of a power supply of the video monitoring front-end equipment;
when the power supply of the video monitoring front-end device is not in a power supply state, the NB-IoT module is configured to:
and sending power supply abnormality indication information to the maintenance platform through an NB-IoT network, wherein the power supply abnormality indication information is used for indicating that the power supply state of the video monitoring front-end equipment is abnormal.
11. The NB-IoT module according to claim 10, wherein the video surveillance front-end device is powered by the same power source as the NB-IoT module, and the monitoring module is configured to:
detecting a power supply state of a power supply of the NB-IoT module;
when the power supply of the NB-IoT module is not in a power supply state, determining that the power supply of the video monitoring front-end equipment is not in the power supply state, and supplying power to the NB-IoT module by adopting the standby power supply of the NB-IoT module.
12. The NB-IoT module of claim 9, wherein the monitoring module is configured to:
detecting the network connection state of the video monitoring front-end equipment;
when the network connection state of the video monitoring front-end device is abnormal, the NB-IoT module is configured to:
and sending network abnormity indication information to the maintenance platform through an NB-IoT network, wherein the network abnormity indication information is used for indicating that the network connection state of the video monitoring front-end equipment is abnormal.
13. The NB-IoT module of claim 12, wherein the monitoring module is configured to:
acquiring network connection information of the video monitoring front-end equipment;
and determining the network connection state of the video monitoring front-end equipment based on the network connection information.
14. The NB-IoT module according to any of claims 9-13, wherein the NB-IoT module is further configured to:
receiving a control instruction sent by the maintenance platform;
when the control instruction aims at the video monitoring front-end equipment, the control instruction and/or a first instruction execution result between the video monitoring front-end equipment and the maintenance platform are/is transmitted, and the first instruction execution result is obtained by the video monitoring front-end equipment executing the control instruction.
15. The NB-IoT module according to any of the claims 9 to 13,
the NB-IoT module is further used for receiving a control instruction sent by the maintenance platform;
when the control instruction is directed to the NB-IoT module, the monitoring module is further configured to execute the control instruction.
16. The NB-IoT module of claim 15,
the control instruction comprises at least one of an instruction for acquiring state information of the video monitoring front-end equipment, a monitoring instruction, a reset instruction, a standby instruction, an alarm release instruction and a wakeup instruction for the video monitoring front-end equipment.
17. A video surveillance front-end device, comprising: the NB-IoT module set forth in any of claims 9-16.
CN201811110310.3A 2018-09-21 2018-09-21 Video monitoring front-end equipment, and management method and device thereof Pending CN110944145A (en)

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Application publication date: 20200331