CONTENTS

Policy on Intellectual Property Right (IPR)
 1     Introduction
 2     Regulatory provisions
 3     Status of existing services
 4     Power flux-density limits for transmitting stations in the 21.4-22 GHz band
 5     Service requirements
        5.1     Overall system objectives
        5.2     Service and coverage requirements
        5.3     Multiplex-related requirements
        5.4     Receiver requirements
 6     Service availability
 7     Scenarios for usage of the 21 GHz band
 8     Standardization process
 9     Special applications
10     Feeder links
Annex 1  Possible coding and modulation approaches to improve service availability for digital BSS (HDTV)
 1     Introduction
 2     Examples of the layered modulation approach
        2.1     Example 1
        2.2     Example 2
        2.3     Example 3
 3     Fading characteristics due to heavy rain
 4     Summary
Annex 2  Satellite transmission experiment of live UHDTV (7 680 × 4 320 pixels) or Super Hi-Vision (SHV) pictures using WINDS
 1     Introduction
 2     Outline of satellite transmission of live UHDTV (7 680 × 4 320 pixels) or Super Hi‑Vision (SHV)
 3     Summary
Annex 3  Bandwidth efficient coding and modulation schemes for wideband HDTV applications supported by satellite and cable networks
 1     Introduction
 2     Service characterization
 3     Service continuity – graceful degradation in the Ka-band
 4     Picture coding (MPEG-2) and attribution of the modulation layers
 5     Interworking aspects
        5.1     Common receiver concept
        5.2     Interoperability with cable networks
 6     Hardware system demonstration
        6.1     Overview of demonstration system configuration
        6.2     Graceful degradation: demonstration configuration
                  6.2.1     Service continuity in the 30/20 GHz satellite frequency band
        6.3     Interworking with cable segment
                  6.3.1     Satellite reception at the cable head-end
                  6.3.2     MPEG-2 transmultiplexer
                  6.3.3     Cable modulation
        6.4     Interworking with other systems
        6.5     Demonstration operation
        6.6     Consequences for an operational system
        6.7     Conclusions
Annex 4  Possible exploitation of the BSS 21.4-22.0 GHz bank for HDTV
 1     Introduction
 2     Orbital separation
 3     Polarisation
 4     Power flux-density (pfd)
 5     Quality objectives and protection ratios
 6     Conclusion
Annex 5  Mission scenario for European 20 GHz digital BSS (HDTV)
Annex 6  Trial 4k (3 840 ´ 2 160 pixels) UHDTV broadcasting using COMS in the Republic of Korea
 1     Introduction
 2     Trial broadcasting of 4k UHDTV
 3     Summary