WO2012022252A1 - Système et procédé de vidéosurveillance ims - Google Patents

Système et procédé de vidéosurveillance ims Download PDF

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Publication number
WO2012022252A1
WO2012022252A1 PCT/CN2011/078465 CN2011078465W WO2012022252A1 WO 2012022252 A1 WO2012022252 A1 WO 2012022252A1 CN 2011078465 W CN2011078465 W CN 2011078465W WO 2012022252 A1 WO2012022252 A1 WO 2012022252A1
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WO
WIPO (PCT)
Prior art keywords
monitoring
subsystem
client terminal
terminal system
ims
Prior art date
Application number
PCT/CN2011/078465
Other languages
English (en)
Chinese (zh)
Inventor
叶小阳
Original Assignee
中兴通讯股份有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 中兴通讯股份有限公司 filed Critical 中兴通讯股份有限公司
Publication of WO2012022252A1 publication Critical patent/WO2012022252A1/fr

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L65/00—Network arrangements, protocols or services for supporting real-time applications in data packet communication
    • H04L65/10—Architectures or entities
    • H04L65/1016—IP multimedia subsystem [IMS]

Definitions

  • the present invention relates to video surveillance technologies, and in particular, to a video surveillance system and method based on an IP Multimedia Subsystem (IMS). Background technique
  • video surveillance technology has also made considerable progress.
  • the new generation of video surveillance system enables media transmission through the network for remote video surveillance.
  • the client such as a computer
  • Video surveillance is widely used in many places, such as banks, schools, hospitals, small areas, and road traffic, because of its intuitive convenience and rich information.
  • IMS has the following characteristics:
  • a unified service trigger mechanism the IMS core control part does not implement specific services, and all services include the traditional 4 supplementary services that are implemented by the service application platform;
  • a unified routing mechanism, and user-related data information is only stored in the user's home location, and all user-related services must also pass through the user's home location;
  • the unified user database shields the difference between the fixed and mobile users in the service attributes; fully considers the actual operation requirements of the operators, and has established relevant specifications in terms of network framework, QoS, security, billing, and interworking with other networks.
  • the IMS core network and gradually migrated various services to the IMS core network.
  • IMS is defined by the 3GPP, 3rd Generation Partnership Project (3GPP), and is a general term for the network core layer logical functional entities that control IP multimedia services.
  • the IMS uses the IP packet domain as its control signaling and media transmission bearer channel, and uses the SIP protocol as the call control signaling, which realizes the separation of service management, session control and bearer access, and its advantages in network convergence. More and more attention has been paid.
  • ITU-T, ETSI, etc. also use IMS as their core network for defining next-generation networks.
  • the main purpose of the present invention is to provide an IMS-based video surveillance system and method, which can implement IMS unified access control, convergence of various multimedia services, and improve multimedia service quality reliability.
  • a video surveillance system based on an IP multimedia subsystem IMS comprising: a monitoring client terminal system, an IMS core control part, an application server subsystem, and a monitoring front end subsystem; wherein the monitoring client terminal system is set to generate according to a user operation Corresponding SIP signaling, and sending the SIP signaling to the application server subsystem through the IMS core control part; and displaying corresponding information to the user according to SIP signaling from the IMS core control part;
  • the application server subsystem is configured to perform corresponding service logic processing according to the SIP signaling from the IMS core control part;
  • the IMS core control part is configured to perform SIP signaling routing and forwarding between the monitoring client terminal system, the application server subsystem, and the monitoring front-end subsystem, and the establishment/removal of the corresponding session in the business logic processing process;
  • the monitoring front-end subsystem is configured to collect, encode, and transmit monitoring information; and process SIP signaling from the IMS core control portion and reply.
  • the system also includes a media control and storage subsystem configured to forward, distribute, transcode, store, or unicast the media from the monitoring front end subsystem according to notifications from the application server subsystem; and provide streaming services ; and forward media data from the monitoring client terminal system.
  • a media control and storage subsystem configured to forward, distribute, transcode, store, or unicast the media from the monitoring front end subsystem according to notifications from the application server subsystem; and provide streaming services ; and forward media data from the monitoring client terminal system.
  • the monitoring client terminal system is further configured to present media from the media control and storage subsystem to the user; and to transmit media to the media control and storage subsystem in accordance with user operations.
  • the IMS core control part is further configured to perform access authentication on the monitoring client terminal system when the monitoring client terminal system is accessed.
  • the application server subsystem is further configured to directly configure and manage the monitoring client terminal system and/or the monitoring front end subsystem.
  • the monitoring front-end subsystem is further configured to directly perform signaling interaction and code stream transmission with the monitoring client terminal system.
  • An IMS-based video surveillance method including:
  • the monitoring client terminal system generates corresponding SIP signaling according to the user operation, and sends the SIP signaling to the application server subsystem through the IMS core control part;
  • the application server subsystem performs corresponding service logic processing according to the SIP signaling from the IMS core control part.
  • the IMS core control part is responsible for monitoring the client terminal system, the application server subsystem, and monitoring Routing and forwarding of SIP signaling between terminal systems, and establishment/removal of corresponding sessions;
  • the monitoring client terminal system presents the corresponding information to the user based on SIP signaling from the IMS core control portion.
  • the application server subsystem performs corresponding service logic processing according to the SIP signaling from the IMS core control part to: the application server subsystem notifies the media control and storage subsystem Forward, distribute, transcode, store, or unicast-to-multicast media from the monitoring front-end subsystem, and provide streaming services.
  • the method also includes: monitoring the client terminal system to present the media from the media control and storage subsystem to the user.
  • the method further includes: when monitoring the access of the client terminal system, the IMS core control portion performs access authentication on the monitoring client terminal system.
  • the method further includes: the application server subsystem directly configuring and managing the monitoring client terminal system and/or the monitoring front end subsystem.
  • the method further includes: monitoring the front-end subsystem to directly perform signaling interaction and code stream transmission with the monitoring client terminal system.
  • the IMS-based video monitoring system and method comprises: a monitoring client terminal system, an IMS core control part, an application server subsystem, a media control and storage subsystem, and a monitoring front-end subsystem, wherein the IMS core control part is set
  • the IMS core control part is set
  • SIP signaling routing and forwarding, and establishment/removal of corresponding sessions are performed between the monitoring client terminal system, the application server subsystem, and the monitoring front-end subsystem.
  • the present invention can implement an IMS-based video surveillance system and service by providing an IMS-based video surveillance system architecture, functional entity partitioning, functional entity functions, and functional entity relationships and interfaces, thereby enabling IMS unified access control. , the convergence of various multimedia services and the technical advantages of multimedia service quality and reliability.
  • FIG. 1 is a schematic structural diagram of an IMS-based video surveillance system according to the present invention.
  • FIG. 2 is a schematic structural diagram of an application server subsystem according to the present invention.
  • FIG. 3 is a schematic flowchart of a IMS-based video monitoring method according to the present invention. detailed description
  • the video monitoring system comprises: a monitoring client terminal system, an IMS core control part, an application server subsystem, a media control and storage subsystem, and a monitoring front end subsystem, the IMS core control part being set to be in the business logic During the processing, SIP signaling routing and forwarding, and establishment/removal of corresponding sessions are performed between the monitoring client terminal system, the application server subsystem, and the monitoring front-end subsystem.
  • FIG. 1 is a schematic structural diagram of an IMS-based video surveillance system according to the present invention.
  • the system includes: a monitoring client terminal system (CU) 11. an IMS core control part (Core IMS) 12. an application server subsystem (AS) 13. Monitoring front-end subsystem (PU) 14. Media Control and Storage Subsystem (MCSU) 15; wherein
  • CU monitoring client terminal system
  • AS application server subsystem
  • PU Monitoring front-end subsystem
  • MCSU Media Control and Storage Subsystem
  • the monitoring client terminal system 11 is configured to generate corresponding SIP signaling according to user operations, and send the SIP signaling to the application server subsystem 13 through the IMS core control portion 12; and according to the SIP message from the IMS core control portion 12 And presenting the corresponding information to the user; and presenting the media from the media control and storage subsystem 15 to the user; and transmitting the media to the media control and storage subsystem in accordance with user operations.
  • the monitoring client terminal system 11 can be a professional monitoring center, a set top box, a mobile phone, a WEB client, etc., and at least includes a media decoding function, a media playing and display function, a user control interface function, such as a monitoring list view, a real-time video viewing, a video search. And viewing, alarm handling, etc.
  • the IMS core control section 12 is configured to perform routing and forwarding of SIP signaling between the monitoring client terminal system 11, the application server subsystem 13, and the monitoring front end subsystem 14 during the business logic processing, and the establishment of the corresponding session/ Demolition; and when the monitoring client terminal system 11 is accessed, performing access authentication on the monitoring client terminal system 11;
  • the application server subsystem 13 is configured to perform corresponding business logic processing according to SIP signaling from the IMS core control portion 12, and implement management functions; and directly configure the monitoring client terminal system 11 and/or the monitoring front end subsystem 14 and management.
  • the application server subsystem 13 can implement various management functions, including user management, device management, device placement, rights management and system management, system operation and maintenance, etc.; application server subsystem for business logic processing involves PU/CU access and control Signaling processing, recording plan delivery, alarm processing, PU status change notification, etc.
  • FIG. 2 is a schematic structural diagram of an application server subsystem 13 of the present invention.
  • the application server subsystem 13 further includes: a service discovery function entity (SDF) 131, a service selection function entity (SSF) 132, and a service control function entity. (SCF) 133; where
  • SDF service discovery function entity
  • SSF service selection function entity
  • SCF service control function entity
  • the Service Discovery Function Entity (SDF) 131 is configured to notify the terminals (UEs) that access the Core IMS to discover the network video surveillance service. After the UE successfully registers with the Core IMS, subscribe to the network video surveillance service to the SDF, and the SDF receives the subscription. After the request, the Service Selection Function Entity (SSF) information is returned to the UE through the notification message.
  • SDF Service Selection Function Entity
  • the service selection function entity (SSF) 132 is configured to provide various specific network video monitoring services for the user to select, such as the user viewing and browsing the monitoring point list information, the alarm information, and the query video file.
  • the Service Control Function Entity is set to implement various business logic control functions for network video surveillance. For example, the user's PTZ control request is authenticated and controlled.
  • the monitoring front end subsystem 14 is configured to collect, encode, and transmit monitoring information (such as audio, video, captured images, or alarm information); and process and respond to SIP signaling from the IMS core control portion; and alarm signal output And direct signaling interaction with the monitoring client terminal system 11 and code stream transfer.
  • monitoring information such as audio, video, captured images, or alarm information
  • the media control and storage subsystem 15 is configured to perform media forwarding, distribution, transcoding, storage, unicast to multicast, and the like; and provide streaming media services, such as streaming media uploading, downloading, real-time playing, etc.; and providing retrieval; And forwarding media data from the monitoring client terminal system.
  • A1 The interface between the Core IMS 12 and the monitoring client terminal system 11, for processing registration, Call control, status notification, alarm subscription notification, parameter query and configuration, cloud mirror control, routing of these signaling between Core IMS 12 and CU;
  • A2 an interface between the Core IMS 12 and the monitoring front end, configured to process the route of the PU-initiated session, and route the signaling sent from the other functional entity to the PU to the PU;
  • A3 An interface between the Core IMS 12 and the application service subsystem, which is used to process an interactive signaling interface for business logic processing between the two, and the service request is directed to a specific AS through the Core IMS 12 to complete the final processing of the business logic. At the same time, the processing result of the AS on the service is also returned to the requesting end by the Core IMS 12.
  • A4 an interface between the monitoring front-end subsystem 14 and the monitoring client terminal system 11, for the interface between the direct-connected signaling and the direct-connected code stream between the two;
  • A5 an interface between the application server subsystem 13 and the monitoring client terminal system 11, an interface for the AS to configure and manage the CU; the CU acquires service related data, an interface for monitoring point list acquisition, and data query;
  • A6 an interface between the application server subsystem 13 and the monitoring front-end subsystem 14 for an AS-to-PU configuration and management interface;
  • A7 an interface between the media control and storage subsystem and the monitoring client terminal system 11, for requesting an interface for code stream, code stream delivery, and media playback control;
  • A8 an interface between the media control and storage subsystem and the monitoring front end subsystem 14, an interface for media stream request, media code stream transmission and control;
  • A9 an interface between the media control and storage subsystem and the application server subsystem 13, for requesting a media service address, an interface of the application server subsystem 13 for scheduling management of the media distribution portion of the media control and storage subsystem;
  • an IMS-based video surveillance system can be constructed according to the following principles: Deploying or utilizing an existing IMS network, the Core IMS core network can provide services for network video surveillance services;
  • An application server subsystem for establishing a network video surveillance service includes at least a service discovery function entity (SDF), a service selection function entity (SSF), and a service control function entity (SCF).
  • SDF service discovery function entity
  • SSF service selection function entity
  • SCF service control function entity
  • the interface between the SDF and the SCF and the Core IMS uses the ISC interface defined by the IMS standard, and the interface protocol includes SIP/SDP;
  • a video monitoring client terminal system is established to provide a user interface for the video monitoring service, and the CU subsystem can perform media stream request, playback control, and acquisition of the code stream to the MCSU subsystem. It and the Core IMS follow the Gm interface in IMS, and the interface protocol includes SIP/SDP.
  • the CU subsystem can register with the AS subsystem through the Core IMS and obtain a service from the AS system; after the monitoring client (CU) successfully registers with the Core IMS, subscribe to the video surveillance service to the SDF through the SIP message.
  • the SDF returns specific service selection function entity (SSF) information through the SIP message;
  • SSF service selection function entity
  • the monitoring client (CU) and the monitoring front end (PU) are both user equipments (UEs) in the Core IMS, and select specific video monitoring services, CUs, PUs, and service selection functional entities through the Service Selection Function Entity (SSF) of the AS.
  • SSF Service Selection Function Entity
  • the interface between (SFF) uses the HTTP interface protocol.
  • the SIP/RTSP/RTP interface protocol is used between the CU and the PU and the Media Control and Storage Subsystem (MCSU).
  • MCSU Media Control and Storage Subsystem
  • Step 301 The monitoring client terminal system generates corresponding SIP signaling according to the user operation, and sends the SIP signaling to the application server subsystem through the IMS core control part 12.
  • Step 302 The application server subsystem performs corresponding service logic processing according to the received SIP signaling.
  • the IMS core control part 12 is responsible for monitoring the client terminal system, the application server subsystem, and monitoring. Routing and forwarding of SIP signaling between the terminal systems, and establishment/removal of corresponding sessions.
  • the application server subsystem performs corresponding service logic processing according to the SIP signaling from the IMS core control portion 12, which may be: the application server subsystem notifies the media control and storage subsystem to forward, distribute, and Transcoding, storage or unicast to multicast, and providing streaming services, correspondingly, the monitoring client terminal system presents the media from the media control and storage subsystem to the user.
  • Step 303 The monitoring client terminal system presents the corresponding information to the user according to the SIP signaling from the IMS core control section 12.
  • the method further comprises: when monitoring the access of the client terminal system, the IMS core control part performs access authentication on the monitoring client terminal system.
  • the method further comprises: the application server subsystem directly configuring and managing the monitoring client terminal system and/or the monitoring front end subsystem.
  • the method further comprises: monitoring the front-end subsystem to directly perform signaling interaction and code stream transmission with the monitoring client terminal system.

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  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)

Abstract

L'invention concerne un système de vidéo surveillance basé sur le sous-système IP multimédia (IMS), lequel système comprend : un sous-système de surveillance d'un client, une partie de commande du cœur matériel, un sous-système serveur d'application et un sous-système terminal de vidéo surveillance. Lors du traitement logique de services, il achemine et transmet les instructions SIP entre le sous-système de surveillance d'un client, le sous-système serveur d'application et le sous-système terminal de vidéo surveillance à charge de la partie de contrôle du cœur matériel IMS et établit/supprime une session correspondante. L'invention concerne aussi un procédé de vidéo surveillance IMS. Grâce aux relations et interfaces de la structure du système de vidéo surveillance IMS, l'invention peut mettre sur pied, entre un segment d'entité fonctionnelle, une fonction d'entité fonctionnelle et une entité fonctionnelle, un système et un service de vidéo surveillance IMS et donc mettre en œuvre une technologie de première qualité assurant, entre autres, le contrôle de l'accès uniforme, la fusion de services quelconques multimédia et la fiabilité de la qualité des services multimédia.
PCT/CN2011/078465 2010-08-20 2011-08-16 Système et procédé de vidéosurveillance ims WO2012022252A1 (fr)

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CN201010265084.3 2010-08-20
CN201010265084.3A CN102377987B (zh) 2010-08-20 2010-08-20 一种基于ims的视频监控系统及方法

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EP2884750A4 (fr) * 2012-10-26 2015-10-28 Zte Corp Procédé de contrôle et boîtier décodeur de télévision par protocole internet

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CN103929623B (zh) * 2014-04-29 2017-06-16 浙江宇视科技有限公司 一种视频监控系统中视频数据处理方法
CN108270995B (zh) * 2017-01-03 2021-01-15 中国移动通信有限公司研究院 一种终端与视频监控设备之间的通信方法及系统

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CN1913461A (zh) * 2006-08-30 2007-02-14 北京天地互连信息技术有限公司 基于下一代互联网的远程视频监控系统及其实现方法
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WO2008043176A1 (fr) * 2006-10-11 2008-04-17 Cgi Group Inc. Émission vidéo continue en temps réel vers un dispositif de communication validé par signal vidéo, avec traitement à base de serveur et commande en option
CN101453477A (zh) * 2007-12-07 2009-06-10 华为技术有限公司 实时媒体内容上传的方法和装置

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2884750A4 (fr) * 2012-10-26 2015-10-28 Zte Corp Procédé de contrôle et boîtier décodeur de télévision par protocole internet

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CN102377987B (zh) 2016-09-28

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