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BS IEC 61937-15:2021 Digital audio. Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 - Non-linear PCM bit streams according to Auro-Cx format, 2021
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- CONTENTS
- FOREWORD
- INTRODUCTION
- 1 Scope
- 2 Normative references
- 3 Terms, definitions and abbreviated terms [Go to Page]
- 3.1 Terms and definitions
- 3.2 Abbreviated terms
- 4 Mapping of the audio bit stream on to IEC 61937-1 [Go to Page]
- 4.1 General
- 4.2 Auro-Cx burst-info
- Tables [Go to Page]
- Table 1 – Fractional frame rates
- 5 Format of Auro-Cx data-bursts [Go to Page]
- 5.1 General
- 5.2 Pause data-burst
- Table 2 – Burst-info for Auro-Cx data-type and subdata-types
- Table 3 – Repetition period of the Pause data-bursts
- 5.3 Audio data-bursts [Go to Page]
- 5.3.1 ACX data-burst
- Figures [Go to Page]
- Figure 1 – ACX data-burst
- Table 4 – Data-type-dependent information for ACX
- Table 5 – ACX data-burst: meaning of Pc bits 8 – 12
- Table 6 – ACX IEC 60958 frame rate for high sample rates
- Table 7 – ACX repetition periods for fractional frame rates 29,97 fps, 59,94 fps and 119,88 fps [Go to Page]
- 5.3.2 Latency of the Auro-Cx Decoder
- Table 8 – Maximum burst-length values per ACX data-burst repetition period [Go to Page]
- 5.3.3 ACX HBR2 data-burst
- Figure 2 – ACX Delay Time
- Figure 3 – Auro-Cx HBR2 data-burst
- Table 9 – Data-type-dependent information for ACX HBR2
- Table 10 – ACX HBR2 data-burst: meaning of Pc bits 8 – 12
- Table 11 – ACX HBR2 IEC 60958 frame rate for high sample rates
- Table 12 – ACX HBR2 repetition periods for fractional frame rates 29,97 fps, 59,94 fps and 119,88 fps [Go to Page]
- 5.3.4 Latency of the ACX HBR2 Decoder
- Table 13 – Maximum burst-length values per ACX HBR2 data-burst repetition period [Go to Page]
- 5.3.5 ACX HBR4 data-burst
- Figure 4 – ACX HBR2 Delay Time
- Figure 5 – Auro-Cx HBR4 data-burst
- Table 14 – Data-type-dependent information for ACX HBR4
- Table 15 – ACX HBR4 data-burst: meaning of Pc bits 8–12
- Table 16 – ACX HBR4 IEC 60958 frame rate for high sample rates
- Table 17 – ACX HBR4 repetition periods for fractional frame rates 29,97 fps, 59,94 fps and 119,88 fps [Go to Page]
- 5.3.6 Latency of the ACX HBR4 Decoder
- Table 18 – Maximum burst-length values per ACX HBR4 data-burst repetition period [Go to Page]
- 5.3.7 ACX HBR8 data-burst
- Figure 6 – ACX HBR4 Delay time
- Figure 7 – Auro-Cx HBR8 data-burst
- Table 19 – Data-type-dependent information for ACX HBR8
- Table 20 – ACX HBR8 data-burst: meaning of Pc bits 8 – 12
- Table 21 – ACX HBR8 IEC 60958 frame rate for high sample rates
- Table 22 – ACX HBR8 repetition periods for fractional frame rates 29,97 fps, 59,94 fps and 119,88 fps [Go to Page]
- 5.3.8 Latency of the ACX HBR8 Decoder
- Table 23 – Maximum burst-length values per ACX HBR8 data-burst repetition period
- Figure 8 – ACX HBR8 Delay Time
- Bibliography [Go to Page]
