Policy on Intellectual Property Right (IPR)
Annex 1 Requirements for contribution and distribution
1
Service requirements
1.1
Channel configurations
1.2
Flexible allocation of channels
1.3
Ancillary data
2
Performance requirements
2.1
Audio quality
2.1.1
Basic audio quality
2.1.2
Quantization resolution
2.1.3
Sampling frequency
2.1.4
Bandwidth
2.1.5
Emphasis
2.1.6
Tandem capability
2.1.7
Post-processing capability
2.2
Coding delay
2.3
Error resilience
2.4
Recovery time
3
Functional and operational requirements
3.1
Bit rate and coding scheme
3.2
Composite coding
Appendix 1 to Annex 1 (Informative) Information about coding
systems that have been demonstrated to meet quality, and other, user
requirements for contribution and distribution
Annex 2 Requirements for emission
1
Service requirements
1.1
Channel configurations
1.2
Audio services
1.3
Flexible allocation of channels
1.4
Ancillary data
2
Performance requirements
2.1
Audio quality
2.1.1
Basic audio quality
2.1.2
Stereo image quality
2.1.3
Quantization resolution
2.1.4
Sampling frequency
2.1.5
Bandwidth
2.1.6
Emphasis
2.1.7
Post-processing capability
2.2
Coding delay
2.3
Error resilience
2.4
Recovery time
3
Functional and operational requirements for mutichannel systems
3.1
Compatibility with mono/stereo systems
3.1.1
Downward compatibility (Recommendation ITU‑R BS.775)
3.1.2
Backward compatibility
Simulcast method
Matrixing method
3.1.3
Forward compatibility
3.2
Bit rate
3.3
Decoder complexity
Appendix 1 to Annex 2 (Informative) Information
about coding systems that have been demonstrated to meet quality, and other,
user requirements for emission
References
Annex 3 Categories of audio quality for broadcasting applications