International Telecommunication Union
ITU-T
The IPTV standardization activities
in China
Duo LIU
CATR，MII
The Vice chairman of Network and Switch TC in CCSA
The group leader of the international standards activities
on IPTV
ITU-T IPTV Global Technical Workshop
Seoul, Korea, 12-13 October 2006
Content
ITU-T
o IPTV Standardization requirement in China
o China IPTV Standards organization
• IPTV special group
o China IPTV Standards plan
o China IPTV Standards approved
o China IPTV Standards under study
ITU-T IPTV Global Technical Workshop
Seoul, Korea, 12-13 October 2006
2
Standardization requirement in China
ITU-T
o The IPTV service is a hot service in China
o Both the telecommunication and
broadcasting operators are interested in it
o Some trials and commercial systems are
launched by using one vendor’ system
o No standards are available for the market
• To define the requirement and architecture
• To define the interoperability requirement
• To study the potential security issue
ITU-T IPTV Global Technical Workshop
Seoul, Korea, 12-13 October 2006
3
China IPTV Standards organization
ITU-T
o CCSA
• China communication standards
Association
• 9 Technical committees
• 180 members
—Operators
—Institutes
—Manufactures
—Universities
ITU-T IPTV Global Technical Workshop
Seoul, Korea, 12-13 October 2006
4
CCSA structure
ITU-T
General Assembly
Council
Advisory Committee
IP and Multimedia Technical Committee
Network and Switching Technical Committee
Secretariat
Wireless Communication Technical Committee
General Office
Transport and access network Technical Committee
Network Management Technical Committee
Communication Power Supply Technical Committee
Communications Security Technical Committee
Mobile Internet Protocol Special Group
Technology Department
Planning and Development
Department
Standardization-Promoting
Department
Electromagnetic Environment Influence and Safeguard
IPTV special group
IPTV Special Group
ITU-T IPTV Global Technical Workshop
Seoul, Korea, 12-13 October 2006
5
IPTV Special Group
ITU-T
o It is established under the IP and
Multimedia TC in CCSA on 8th Oct. 2005
o Members
• Institute
— CATR, MII
• Operators
— China Telecom
— China Netcom
• Manufactures
— ZTE
— Huawei Technology
— UT Starcom
— ShangHai Bell Alcatel
— FengHuo Technology
— SCNB
ITU-T IPTV Global Technical Workshop
Seoul, Korea, 12-13 October 2006
6
IPTV Special Group
ITU-T
o 2006-5-10
• IPTV international contributions sub-group
is established under IPTV special working
group
• In charge of collaborations with
international standards
o 2006-5-19
• IPTV Coordination working group under
CCSA
• In charge of coordination with other TCs in
CCSA
ITU-T IPTV Global Technical Workshop
Seoul, Korea, 12-13 October 2006
7
IPTV standards plan
ITU-T
IPTV standards
requirement
architecture
Service
scenario
Network
security
codec
equipment
Broadcast
TV
access
network
architecture
video
VOD
bearer
network
Content
security
audio
Time
shifting
delivery
network
interoperability
Different
Servers and
platforms
Interface
And
Protocol
Between
Nodes
End
system
DRM
ITU-T IPTV Global Technical Workshop
Seoul, Korea, 12-13 October 2006
8
6 specifications were approved
ITU-T
o Service requirements
o Architecture
o The technical requirement of STB
o The Interface requirement between STB and
service platform
o The Interface requirement between service
platform and content platform
o The requirement on the access network
ITU-T IPTV Global Technical Workshop
Seoul, Korea, 12-13 October 2006
9
IPTV Service requirements
ITU-T
o
Definition
• IPTV is a QoS guaranteed and secure audio/video service
service. These services are displayed or played on the
different terminals. The bearer network is IP.
o
Service
• Basic service
— Broadcasting TV
— VoD
• Extended service
— Time shifting TV
— PVR
• Application service
—
—
—
—
—
—
—
Information
Gaming
E-Commerce
Tele-education
Retrieving
Communication
Service management
ITU-T IPTV Global Technical Workshop
Seoul, Korea, 12-13 October 2006
10
IPTV architecture
ITU-T
Information flow
Content Provision
C
Functional architecture
B1
End
User
Command System
B2
Service Operation
D
E1
F1
F2
Content
Source
E2
A
E3
Media Distribution & Delivery
ITU-T IPTV Global Technical Workshop
Seoul, Korea, 12-13 October 2006
11
The specifications under study
ITU-T
o The technical requirement on bearer network
o The media delivery part architecture
• CDN
• P2P
o Security architecture
• Content security
• DRM
o Codec
o Middleware
o Network management
ITU-T IPTV Global Technical Workshop
Seoul, Korea, 12-13 October 2006
12
ITU-T
Thank you for your attention
ITU-T IPTV Global Technical Workshop
Seoul, Korea, 12-13 October 2006
13