KiYoung Lee

1
Lab. Seminar Research Summary
Low-cost Real-time Delivery of Stereoscopic HDTV
contents with Security

• KiYoung Lee
• 24, April. 2003
• kylee_at_netmedia.kjist.ac.kr
• Networked Media Lab.
• Dept. of Information Communication
• Kwang-Ju Institute of Science Technology
• Republic of Korea

2
Research Overview
3
Background Motivation
Secure Immersive Delivery
3D HDTV
Security (DRM, SRTP)
Streaming
Network Adaptation
Multicast
4
Main technical components
3D HDTV
Decoding 3D images Muxing 3D images Camera
Calibration
2D image
3D image
Contents Protection

• Encryption Data
• Authentication Users
• Protect Intellectual Property

5
Contributions Related work

• Implementation 3D HDTV Transmission
• Absolutely Software Based
• Real-time Delivery
• Protect data from
• Secure RTP
• Confidentiality of the RTP payload
• Integrity protection of the RTP packet
• Implicit header authentication
• DRM
• Protect contents
• Group Key Management
• Key management under dynamic multicast environment

6
Expected Results

• Secure 3D HDTV Transmission System
• Real-time and Stored contents delivery
• Software decoding 3D HDTV contents
• Supporting IPv6 and multicast
• Security with DRM and SRTP

7
Whole composition
DRM Server (license distributor) Management of
keys , users and contents
Content Publisher
Information of content
DRM DB
Registration / Payment information
Packaging content securely
license
Superdistribution
Client
Distribute content packaged securely
Content Distributor
Client
Settlement of accounts
Payment
Clearing House