CONTENTS

Policy on Intellectual Property Right (IPR)
Annex 1� Requirements for contribution and distribution
�1���� Service requirements
������� 1.1���� Channel configurations
����������������� 1.1.1���� Channel configurations as per Recommendation ITU-R BS.775
����������������� 1.1.2���� Channel configurations of channel-based advanced sound systems as per Recommendation ITU-R BS.2051
������� 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
Attachment 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
����������������� 1.1.1���� Channel configurations as per Recommendation ITU-R BS.775
����������������� 1.1.2���� Channel configurations of channel-based advanced sound sysems as per Recommendation ITU-R BS.2051
������� 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���� Spatial audio 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 multichannel systems
������� 3.1���� Compatibility with mono/stereo systems (Recommendation ITU‑R BS.775)
����������������� 3.1.1���� Downward compatibility
����������������� 3.1.2���� Backward compatibility
����������������� 3.1.3���� Forward compatibility
������� 3.2���� Bit rate
������� 3.3���� Decoder complexity
Attachment 1� to Annex 2� (informative)� Information about coding systems that have been demonstrated� to meet quality, and other, user requirements for emission
Annex 3� Categories of audio quality for broadcasting applications