Policy on Intellectual Property Right (IPR)
Annex 1 Serial transmission format for two-channel linearly-represented
digital audio data
1 Introduction
2 Terminology
2.1 Sampling frequency
2.2 Audio sample word
2.3 Auxiliary sample bits
2.4 Validity bit
2.5 Most-significant bit
2.6 Least-significant bit
2.7 Subframe
2.8 Channel status
2.9 User data
2.10 Metadata
2.11 Frame
2.12 Biphase-mark
2.13 Even parity bit
2.14 Preambles
2.15 Block
2.16 Channel coding/line coding
2.17 Unit interval (UI)
2.18 Interface jitter
2.19 Intrinsic jitter
2.20 Jitter gain
2.21 Frame rate
1 Introduction
2 Audio content
2.1 Audio content coding
2.2 PCM polarity
2.3 Coding precision options
2.4 Intermediate coding precision
2.5 Non-audio content
2.6 DC content
3 Sampling frequency
3.1 Channel interdependency
3.2 Choice of sampling frequency
4 Validity bit
4.1 Channel validity usage
4.2 Independent channel validity
5 Pre-emphasis
5.1 Pre-emphasis indication
1 Introduction
2 User data format
3 Channel status format
3.1 Channel status bit
3.2 Channel status block
3.3 Channel status content
3.3.1 Byte 0: Basic audio parameters
3.3.2 Byte 1: Channel modes, user bits management
3.3.3 Byte 2: Auxiliary bits, word length and alignment
level
3.3.4 Byte 3: Multichannel modes
3.3.5 Byte 4: DARS, hidden information, multiple-rate
sampling frequencies
3.3.6 Byte 5: Reserved
3.3.7 Bytes 6 to 9: Alphanumeric channel origin
3.3.8 Bytes 10 to 13: Alphanumeric channel destination
3.3.9 Bytes 14 to 17: Local sample address code
3.3.10 Bytes 18 to 21: Time-of-day sample address code
3.3.11 Byte 22: Reserved
3.3.12 Byte 23: Channel status data CRCC
3.4 Channel status when non-PCM audio is flagged
3.5 Interface format implementation
3.5.1 Implementation levels
3.5.2 Transmitter requirement
3.5.3 Receiver requirement
3.6 Interface format documentation
4 Auxiliary bits
4.1 Availability of auxiliary bits
4.2 Availability of auxiliary bits
Appendix A to Part 3 (Informative) Provision of additional, voice-quality
channels
Appendix B to Part 3 (Informative) Generation of CRCC (byte 23) for channel
status
1 Introduction
2 Subframe
2.1 Subframe time slots
2.2 Preambles
2.3 Audio data content
2.4 Sample word orientation
2.5 MSB position
2.6 Validity bit
2.7 User data bit
2.8 Channel status bit
2.9 Parity bit
3 Frame
4 Channel coding (line coding)
5 Preambles
5.1 Preamble time slots
5.2 First subframe preamble
5.3 Second subframe preamble
5.4 Preamble codes
6 Block
1 Introduction
2 Common features
3 Jitter
3.1 Output interface jitter
3.1.1 General
3.1.2 Intrinsic jitter
3.1.3 Jitter gain
3.2 Receiver jitter tolerance
Appendix A to Part 5 (Informative) Symbol rates and UI
Appendix B to Part 5 (Informative) Balanced transmission
1 General characteristics
1.1 Configuration
1.2 Equalization
1.3 Cable
2 Line driver characteristics
2.1 Output impedance
2.2 Signal amplitude
2.3 Balance
2.4 Rise and fall times
3 Line receiver characteristics
3.1 Terminating impedance
3.2 Maximum input signals
3.3 Minimum input signals
3.4 Receiver equalization
3.5 Common-mode rejection
4 Connector
4.1 XLR connector
4.2 8-way modular connector
Appendix C to Part 5 (Normative) Coaxial transmission
1 Line driver characteristics
1.1 General
1.2 Output impedance
1.3 Signal characteristics
2 Coaxial cable characteristics
3 Line receiver characteristics
3.1 General
3.2 Terminating impedance
3.3 Maximum input signals
3.4 Minimum input signals
4 Connector