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WO2022102858A1 - Système de surveillance de diffusion intégré et procédé associé - Google Patents

Système de surveillance de diffusion intégré et procédé associé Download PDF

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Publication number
WO2022102858A1
WO2022102858A1 PCT/KR2020/018190 KR2020018190W WO2022102858A1 WO 2022102858 A1 WO2022102858 A1 WO 2022102858A1 KR 2020018190 W KR2020018190 W KR 2020018190W WO 2022102858 A1 WO2022102858 A1 WO 2022102858A1
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WO
WIPO (PCT)
Prior art keywords
monitoring
broadcast
devices
status information
local
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR2020/018190
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English (en)
Korean (ko)
Inventor
구재형
홍석구
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Aircode Co Ltd
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Aircode Co Ltd
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Filing date
Publication date
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Publication of WO2022102858A1 publication Critical patent/WO2022102858A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/12—Arrangements for observation, testing or troubleshooting
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04H—BROADCAST COMMUNICATION
    • H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
    • H04H20/65—Arrangements characterised by transmission systems for broadcast
    • H04H20/71—Wireless systems
    • H04H20/72—Wireless systems of terrestrial networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
    • H04N21/24—Monitoring of processes or resources, e.g. monitoring of server load, available bandwidth, upstream requests

Definitions

  • the present invention relates to a broadcast integrated monitoring system and method therefor.
  • ATSC Advanced Television System Committee
  • UHD Ultra High Definition
  • the UHD broadcasting system uses various signals and various equipments according to it at the same time, and because broadcasting equipment and network equipment are mixed, when an error occurs, it is necessary to understand the interrelationship of the entire system and deal with it.
  • the equipment since the equipment is managed individually, it is difficult for an operator to manage the broadcasting system.
  • An object to be solved is to provide a system and method for integrated monitoring of a terrestrial UHD broadcasting device located at a remote location.
  • the integrated monitoring system is connected to a plurality of broadcast devices located at a remote location, and generates and outputs monitoring data and device status information for each broadcast signal transmitted by the respective broadcast devices.
  • Manages monitoring device and device information to be monitored and is connected to the plurality of local monitoring devices in which the device information is registered using a preset communication protocol, each monitoring data and device status information from the plurality of local monitoring devices and an integrated monitoring device for collecting the monitoring data and outputting a monitoring screen generated by processing the respective monitoring data and device status information.
  • the plurality of broadcasting devices include a first broadcasting device located in a broadcasting station main control room for transmitting a broadcast signal, and at least one second broadcasting device located at a local broadcasting transmission station and transmitting a broadcasting signal received from the first broadcasting device to a local service area.
  • a first local monitoring device comprising two broadcast devices, wherein the plurality of local monitoring devices are located in the main control room of the broadcasting station and generate monitoring data regarding a broadcast signal received from the first broadcast device and status information of the first broadcast device a monitoring device, and at least one second that is located in the local broadcast transmission station and generates monitoring data regarding a broadcast signal received from the at least one second broadcast device and device status information on the at least one second broadcast device and a local monitoring device, wherein the integrated monitoring device may generate a monitoring screen displaying the flow of the broadcast signal using layer information of the first broadcast device and the at least one second broadcast device.
  • the integrated monitoring system is located in the main control room of the broadcasting station and outputs a broadcast signal received from the first broadcasting device to the at least one second broadcasting device, and transmits the monitoring data and device status information to the integrated monitoring device.
  • 1 network switch located in the local broadcast transmission station, receiving the broadcast signal from the first network switch, outputting the broadcast signal to the at least one second broadcast device, and transmitting the monitoring data and device status information to the integrated monitoring device It may further include at least one second network switch.
  • the monitoring data includes at least one of packet delay, packet abnormality, broadcast transmission bandwidth, broadcast transmission period, video information, audio information, caption information, Electronic Service Guide (ESG) information, and disaster broadcast information, and the device state
  • the information may include at least one of status information of a broadcasting device, a status of a network switch, and network I/O information for each port.
  • the integrated monitoring device determines a normal state or an error state of the plurality of broadcast devices based on the monitoring data and device status information, and displays the error status along with an alarm for the broadcast devices determined as the error status
  • An integrated monitoring screen can be created and output.
  • the integrated monitoring device outputs an integrated monitoring screen displaying a broadcasting device, a network switch connected to the broadcasting device, and a local monitoring device connected to the network switch, and on the integrated monitoring screen, the broadcasting device, the network switch and the When any one of the local monitoring devices is selected, a screen for displaying detailed information about the selected device is switched and output, and the screen for displaying detailed information may be a screen obtained by processing the monitoring data and the device status information.
  • the integrated monitoring device may output a multi-view screen in which a plurality of broadcast screens received from the plurality of broadcast devices are combined.
  • the integrated monitoring device may receive monitoring data and device status information from the plurality of local monitoring devices using a Simple Network Management Protocol (SNMP).
  • SNMP Simple Network Management Protocol
  • Each of the plurality of local monitoring devices generates verification data for respective monitoring data and device status information, respectively, and transmits the respective verification data, and the respective monitoring data and device status information to the integrated monitoring device,
  • the integrated monitoring device may determine whether the verification data is valid, process each of the monitoring data and device status information if it is determined to be valid, and discard each monitoring data and device status information if it is determined to be invalid.
  • a method of operating an integrated monitoring device operated by at least one processor wherein a plurality of broadcast devices connected to the plurality of local monitoring devices transmit from a plurality of local monitoring devices located in remote places, respectively.
  • the plurality of broadcasting devices are hierarchically connected to each other through respective network switches, and outputting the monitoring screen may include the hierarchically connected plurality of broadcasting devices and a plurality of networks connected to the plurality of broadcasting devices, respectively. outputting an integrated monitoring screen in which a switch and a plurality of local monitoring devices respectively connected to the plurality of network switches are displayed together with a connection line, and the plurality of broadcasting devices, the plurality of network switches and the plurality of the plurality of broadcasting devices on the integrated monitoring screen and outputting a detailed information display screen regarding the selected device when any one of the local monitoring devices of
  • the integrated monitoring screen displays status information indicating whether the plurality of broadcasting devices, the plurality of network switches, and the plurality of local monitoring devices are operating normally or an error has occurred on the corresponding device, and the device displaying the error status;
  • the error status can be displayed on hierarchically connected devices and connecting lines.
  • the embodiment by integrating monitoring of a plurality of terrestrial UHD broadcasting devices located in remote locations and collecting and processing the results of the integrated monitoring, it is possible to check whether an error has occurred at a glance, and when an error occurs, it is easy to understand the interrelationship of the entire system Do.
  • FIG. 1 shows the configuration of a broadcast integrated monitoring system according to an embodiment.
  • FIG. 2 is a diagram illustrating a monitoring data flow and a broadcast signal flow in the integrated broadcast monitoring system of FIG. 1 .
  • FIG. 3 is a diagram illustrating a monitoring data flow in the individual broadcasting system of FIG. 1 .
  • FIG. 4 is a flowchart illustrating a broadcast integrated monitoring process according to an embodiment.
  • FIG. 5 is a flowchart illustrating a verification procedure between a local monitoring device and an integrated monitoring device according to an embodiment.
  • FIG. 6 is an exemplary diagram of a monitoring screen according to an embodiment.
  • FIG. 7 is an exemplary diagram of a detailed information display screen according to an embodiment.
  • FIG. 8 is a diagram illustrating generation of a multi-view screen according to an embodiment.
  • FIG. 9 illustrates hardware configurations of an integrated monitoring device and a local monitoring device according to an embodiment.
  • the devices described in the present invention are composed of hardware including at least one processor, a memory device, a communication device, and the like, and a program to be executed in combination with the hardware is stored in a designated place.
  • the hardware has the configuration and capability to implement the method of the present invention.
  • the program includes instructions for implementing the method of operation of the present invention described with reference to the drawings, and is combined with hardware such as a processor and a memory device to execute the present invention.
  • transmission or provision may include not only direct transmission or provision, but also transmission or provision indirectly through another device or using a detour path.
  • first, second, etc. may be used to describe various elements, but the elements are not limited by the terms. The above terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present disclosure, a first component may be referred to as a second component, and similarly, a second component may also be referred to as a first component.
  • FIG. 1 shows the configuration of a broadcast integrated monitoring system according to an embodiment.
  • a plurality of broadcast systems 100 , 200 , and 300 respectively located at remote locations may transmit Advanced Television Systems Committee (ATSC) 3.0 terrestrial Ultra High Definition Television (UHD) broadcast signals.
  • ATSC Advanced Television Systems Committee
  • UHD Ultra High Definition Television
  • the broadcasting system #1 ( 100 ) includes a local monitoring device #1 ( 101 ), a UHD broadcasting device #1 ( 103 ), and a network switch #1 ( 105 ).
  • the network switch #1 (105) is connected to the local monitoring device #1 (101) and the UHD broadcasting device #1 (103).
  • the broadcast system #2 (200) includes a local monitoring device #2 (201), a UHD broadcast device #2 (203), and a network switch #2 (205).
  • the network switch #2 (205) is connected to the local monitoring device #2 (201) and the UHD broadcasting device #2 (203).
  • the broadcast system #3 (300) includes a local monitoring device #3 (301), a UHD broadcast device #3 (303), and a network switch #3 (305).
  • the network switch #3 (305) is connected to the local monitoring device #3 (301) and the UHD broadcasting device #3 (303).
  • Network switch #1 (105), network switch #2 (205), and network switch #3 (305) are connected to each other.
  • the integrated monitoring device 400 is connected to the network switch #1 (105), the network switch #2 (205), and the network switch #3 (305), respectively.
  • the local monitoring device #1 (101) generates monitoring data and device status information regarding a broadcast signal transmitted by the UHD broadcast device #1 (103).
  • the local monitoring device #2 (201) generates monitoring data and device status information regarding a broadcast signal transmitted by the UHD broadcast device #2 (203).
  • the local monitoring device #3 (301) generates monitoring data and device status information regarding a broadcast signal transmitted by the UHD broadcast device #3 (303).
  • ATSC 3.0 broadcast signal is generated as STLTP (Studio-to-Transmitter Link Tunneling Protocol) packet by UHD broadcasting device #1(103) in the main control room of the broadcasting station, network switch #1(105), network switch #2(205), network switch Through #3 (305), the STLTP broadcast packet is delivered to UHD broadcast device #2 (203) and UHD broadcast device #3 (303).
  • STLTP Studdio-to-Transmitter Link Tunneling Protocol
  • the integrated monitoring device 400 registers and manages device information to be monitored, and collects respective monitoring data and device status information from the local monitoring devices 101, 201, and 301 registered with device information as a monitoring target.
  • the integrated monitoring device 400 manages the monitoring target
  • layer information is registered together, and when the entire monitoring target device is expressed, the UHD broadcast signal flow can be expressed using the layer information.
  • the integrated monitoring device 400 may be connected to a plurality of local monitoring devices 101 , 201 , and 301 using a preset communication protocol.
  • a preset communication protocol As the communication protocol, SNMP (Simple Network Management Protocol) may be used.
  • the integrated monitoring device 400 may generate and output an integrated monitoring screen by processing each monitoring data and device state information collected from the plurality of local monitoring devices 101 , 201 , and 301 .
  • FIG. 2 shows a monitoring data flow and a broadcast signal flow in the broadcast integrated monitoring system of FIG. 1 .
  • the UHD broadcasting device #1 ( 103 ) transmits a broadcast signal to the network switch #1 ( 105 ).
  • the network switch #2 (205) outputs the broadcast signal received from the network switch #1 (105) to the UHD broadcasting device #2 (203).
  • the UHD broadcasting device #2 203 transmits a broadcast signal to a broadcast reception terminal (not shown) located in its local service area.
  • the network switch #3 (305) outputs the broadcast signal received from the network switch #3 (305) to the UHD broadcasting device #3 (303).
  • the UHD broadcasting device #3 (303) transmits a broadcast signal to a broadcast reception terminal (not shown) located in its local service area.
  • the local monitoring device #1 ( 101 ) receives monitoring data and device status information from the UHD broadcasting device #1 ( 103 ) and the network switch #1 ( 105 ), and transmits them to the integrated monitoring device ( 400 ).
  • the local monitoring device #2 (201) receives monitoring data and device status information from the UHD broadcasting device #2 (203) and the network switch #2 (205), and transmits it to the integrated monitoring device (400).
  • the local monitoring device #3 (301) receives monitoring data and device state information from the UHD broadcasting device #3 (303) and the network switch #3 (305), and transmits it to the integrated monitoring device 400 .
  • the local monitoring device #1 101 transmits monitoring data and device status information to the integrated monitoring device 400 through the network switch #1 (105).
  • the local monitoring device #2 (201) transmits monitoring data and device status information to the integrated monitoring device (400) through the network switch #2 (205).
  • the local monitoring device #3 (301) transmits monitoring data and device status information to the integrated monitoring device (400) through the network switch #3 (305).
  • FIG. 3 is a diagram illustrating monitoring data flow in the individual broadcast system of FIG. 1 , and the broadcast system #1 ( 100 ) will be described as an example.
  • the UHD broadcasting device #1 ( 103 ) outputs broadcasting device status information and broadcast signal information to the local monitoring device #1 ( 101 ) through the network switch #1 ( 105 ).
  • the broadcasting device status information includes information on whether the UHD broadcasting device #1 (103) is in a normal state or an error state. For example, when the UHD broadcasting device #1 103 is in an error state in which it cannot transmit a broadcast signal, the broadcasting device state information may indicate a signal transmission error state.
  • the broadcast signal information may include a broadcast signal transmitted by the UHD broadcast device #1 (103), that is, broadcast data in which image data and audio data are encoded.
  • the local monitoring device #1 ( 101 ) receives broadcast device status information, broadcast signal information, and network switch status and network I/O information for each port from the network switch #1 ( 105 ).
  • the network switch state and network I/O information for each port may include whether connected or disconnected for each network switch port and a data transmission bit rate for each port.
  • the local monitoring device #1 101 provides broadcast signal information Based on this, monitoring data including at least one of packet delay, packet abnormality, broadcast transmission bandwidth, broadcast transmission period, video information, audio information, caption information, ESG (Electronic Service Guide) information, and disaster broadcast information can be generated. there is.
  • the local monitoring device #1 101 transmits device status information including broadcast device status information, network switch status and network I/O information for each port, and monitoring data to the integrated monitoring device 400 .
  • the device state information and monitoring data may be voluntarily transmitted by the local monitoring device #1 101 to the integrated monitoring device 400 at a predetermined time point or period.
  • the device status information and monitoring data may be transmitted by the local monitoring device #1 101 according to the request of the integrated monitoring device 400 .
  • the local monitoring devices 101 , 201 , and 301 transmit the monitoring data/device status information they collect to the integrated monitoring device 400 .
  • FIG. 4 is a flowchart illustrating a broadcast integrated monitoring procedure according to an embodiment.
  • the integrated monitoring device 400 registers device information of the local monitoring devices 101 , 103 , and 105 to be monitored ( S101 ).
  • the local monitoring device #1 101 shows monitoring data/device status
  • the information is transmitted to the integrated monitoring device 400 (S103).
  • the local monitoring device #2 (201) transmits monitoring data/device status information to the integrated monitoring device 400 (S105).
  • the local monitoring device #3 (301) transmits monitoring data/device status information to the integrated monitoring device 400 (S107).
  • the integrated monitoring device 400 generates and outputs an integrated monitoring screen based on each monitoring data/device status information received in S103, S105, and S107 (S109).
  • the local monitoring devices 101 , 103 , 105 transmit the verification data together for verification of the transmitted data when transmitting the monitoring data/device status information to the integrated monitoring device 400 , thereby the integrated monitoring device 400 . to verify the validity of monitoring data/device status information. This will be described as shown in FIG. 5 .
  • FIG. 5 is a flowchart illustrating a monitoring data verification process according to an embodiment, and a data transmission/reception procedure between the local monitoring device #1 101 and the integrated monitoring device 400 is described as an example.
  • the local monitoring device #1 101 generates verification data together with monitoring data/device status information ( S201 ).
  • the local monitoring device #1 101 transmits monitoring data/device status information and verification data to the integrated monitoring device 400 (S203).
  • the integrated monitoring device 400 performs validation to check whether the verification data received in S203 is valid (S205).
  • the integrated monitoring device 400 determines whether the validation of S205 is successful (207), and if successful, registers the monitoring data/device status information received in S203, that is, uses it (S209). That is, the monitoring data/device status information received in S203 is used for integrated monitoring.
  • an operation value by a hash algorithm may be used as the verification data.
  • the local monitoring device #1 (101) and the integrated monitoring device 400 use a hash algorithm in advance, and as an input value, the registration information of the local monitoring device #1 (101) (registered in S101 of FIG. 4) can be negotiated to use. Therefore, in S201, the local monitoring device #1 101 may generate a value derived by performing a hash operation on the device information and the monitoring data/device state information as input values as verification data.
  • the integrated monitoring device 400 hashes the monitoring data/device state information received in S203 and the device information of the local monitoring device #1 (101) as input values, and the derived value is the verification data received in S203 It is possible to perform validation (S205) to determine whether it matches.
  • FIG. 6 is an exemplary diagram of an integrated monitoring screen according to an embodiment.
  • the integrated monitoring screen 500 represents a plurality of UHD broadcasting devices, a plurality of network switches respectively connected to the plurality of UHD broadcasting devices, and a plurality of local monitoring devices respectively connected to the plurality of network switches as graphic icons. and display these graphic icons with connecting lines.
  • the plurality of UHD broadcasting devices and the plurality of local monitoring devices are hierarchically connected to and grouped with each other through respective network switches.
  • the groups 501 , 503 , and 505 may correspond to the respective broadcasting systems described with reference to FIGS. 1 to 5 .
  • a regional broadcasting system that receives and transmits terrestrial broadcasting signals may be selected.
  • KBS the main control office of the Yeouido headquarters, the Namsan transmission station, the Yongmunsan relay station, and the Busan General Bureau may be selected as a group.
  • layer 1 the local monitoring device #1, the UHD broadcasting device #1, and the network switch #1 are located.
  • layer 2 local monitoring device #2, UHD broadcasting device #2, network switch #2, local monitoring device #3, UHD broadcasting device #3, and network switch #3 are located.
  • layer 1 is a higher layer than layer 2.
  • the integrated monitoring device determines a normal state or an error state of a plurality of UHD broadcasting devices based on respective monitoring data and device state information, and an error with an alarm for the broadcasting device determined as an error state
  • An integrated monitoring screen 500 displaying the status may be generated. That is, the integrated monitoring screen displays status information indicating whether a plurality of broadcasting devices, a plurality of network switches, and a plurality of local monitoring devices are operating normally or an error has occurred, and displayed on the corresponding devices.
  • the error state may be displayed on the device and the connection line hierarchically connected to the device on which the error state is displayed. For example, a graphic icon and a connecting line representing each device can be displayed by using a color, a shape, a thickness of a line, a shape of a line, etc. to distinguish between a normal state and an error state.
  • the integrated monitoring device 400 converts and outputs the detailed information display screen regarding the selected device.
  • the detailed information display screen may be implemented as shown in FIG. 7 .
  • FIG. 7 is an exemplary diagram of a detailed information display screen according to an embodiment.
  • the integrated monitoring device 400 may generate a detailed information display screen 600 by processing monitoring data and device state information.
  • the detailed information display screen may include broadcast signal monitoring information 601 , PLP monitoring information 603 , and service monitoring information 605 .
  • the broadcast signal monitoring information 601 may include at least one of a total bitrate, RF reception state, RF Level, Maximum Network Delay, Current Network Delay, Maximum Network Delay, Minimum Network Delay, and EA Wakeup information.
  • PLP monitoring information 603 may include a transmission bitrate for each PLP.
  • the service monitoring information 605 may include at least one of transmission bitrate for each service (channel), Video PTS Offset, Audio PTS Offset, Caption PTS Offset, disaster message data, and application transmission data.
  • the integrated monitoring device 400 may output a multi-view screen combining broadcast signal information included in the monitoring information received from each local monitoring device 101 , 201 , 301 , which will be implemented as shown in FIG. 8 .
  • FIG. 8 is a diagram illustrating generation of a multi-view screen according to an embodiment.
  • the integrated monitoring device 400 includes each UHD broadcasting device 103 , 203 , connected to each local monitoring device 101 , 201 , 301 from each local monitoring device 101 , 201 , 301 . 303) can monitor each broadcast image generated. Such a broadcast image may be included in monitoring data transmitted by each of the local monitoring devices 101 , 201 , and 301 to the integrated monitoring device 400 .
  • the integrated monitoring apparatus 400 may generate each broadcast image as one multi-view screen 700 .
  • the broadcast image may have the same resolution or may be implemented with different resolutions and sizes according to layers.
  • FIG. 9 shows hardware configurations of an integrated monitoring device and a local monitoring device according to an embodiment.
  • the local monitoring devices 101 , 201 , 301 and the integrated monitoring device 400 may be implemented as at least one computing device 800 , and the instructions ( instructions) can run computer programs.
  • Hardware of the computing device 800 may include at least one processor 801 , a memory 803 , a storage 805 , and a communication device 807 , and may be connected through a bus. In addition, hardware such as an input device and an output device may be included.
  • the computing device 800 implementing the integrated monitoring device 400 may further include a display device capable of outputting a monitoring screen, a detailed information display screen, and a multi-view screen.
  • the computing device 800 may be loaded with various software including an operating system capable of driving a computer program.
  • the processor 801 is a device for controlling the operation of the computing device 800 , and may be various types of processors that process instructions included in a computer program, for example, a central processing unit (CPU), a micro processor (MPU) unit), microcontroller unit (MCU), graphic processing unit (GPU), or the like. Also, the processor 801 may perform an operation on a program for executing the method described above.
  • the memory 803 stores various data, commands and/or information.
  • the memory 803 may load a corresponding computer program from the storage 805 so that instructions described to perform the operations of the present disclosure are processed by the processor 801.
  • the memory 803 may be, for example, a read only (ROM) memory), random access memory (RAM), etc.
  • the storage 805 may store various data required for performing the operations of the present disclosure, a computer program, etc.
  • the storage 805 non-temporarily stores the computer program.
  • the storage 805 may be implemented as a non-volatile memory.
  • the communication device 807 may perform Simple Network Management Protocol (SNMP) protocol communication.
  • SNMP Simple Network Management Protocol
  • the embodiment of the present invention described above is not implemented only through the apparatus and method, and may be implemented through a program for realizing a function corresponding to the configuration of the embodiment of the present invention or a recording medium in which the program is recorded.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Studio Devices (AREA)
  • Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

Un système de surveillance de diffusion intégré et un procédé associé sont divulgués. Le système de surveillance de diffusion intégré comprend : de multiples dispositifs de surveillance locaux connectés à de multiples dispositifs de diffusion situés dans un lieu distant, respectivement, de façon à générer et à délivrer en sortie des informations d'état de dispositif et des données de surveillance concernant chaque signal de diffusion transmis par chacun des dispositifs de diffusion ; et un dispositif de surveillance intégré qui gère les informations d'un dispositif à surveiller, est connecté aux multiples dispositifs de surveillance locaux, dont les informations de dispositif ont été enregistrées, au moyen d'un protocole de communication préconfiguré, collecte des données de surveillance respectives et des informations d'état de dispositif à partir des multiples dispositifs de surveillance locaux, et délivre en sortie un écran de surveillance généré par traitement des données de surveillance respectives et des informations d'état de dispositif.
PCT/KR2020/018190 2019-11-15 2020-12-11 Système de surveillance de diffusion intégré et procédé associé Ceased WO2022102858A1 (fr)

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KR20090031267A (ko) * 2007-09-21 2009-03-25 엘지전자 주식회사 디지털 방송 시스템 및 데이터 처리 방법
KR100804036B1 (ko) * 2007-11-12 2008-02-18 반도전자통신주식회사 디지털 방송채널 모니터링 시스템
KR20190103770A (ko) * 2018-02-28 2019-09-05 주식회사 케이티 Iptv 서비스의 이상 유무를 판단하는 방법, 네트워크 장비 및 모니터링 서버

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