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BS EN IEC 60958-3:2021

BS EN IEC 60958-3:2021

$215.11

Digital audio interface – Consumer applications

Published By Publication Date Number of Pages
BSI 2021 74
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This part of IEC 60958 specifies the consumer application of the interface for the inter connection of digital audio equipment defined in IEC 60958-1. NOTE When used in a consumer digital processing environment, the interface is primarily intended to carry stereophonic programmes, with a resolution of up to 20 bits per sample, an extension to 24 bits per sample being possible.

PDF Catalog

PDF Pages PDF Title
2 undefined
5 Annex ZA (normative)Normative references to international publicationswith their corresponding European publications
7 CONTENTS
12 FOREWORD
14 1 Scope
2 Normative references
3 Terms and definitions
4 Interface format
5 Channel status
5.1 General
15 5.2 Application
5.2.1 Channel status general format
16 Tables
Table 1 – Channel status general format for consumer use
18 5.2.2 Mode 0 channel status format for digital audio equipment for consumer use
Table 2 – Mode 0 channel status format for consumer use
23 5.3 Copyright management guidelines for consumer application of the digital audio interface
5.3.1 General
24 5.3.2 Category code groups
Table 3 – Category code groups
25 Table 4 – Category code groups for laser optical products
Table 5 – Category code groups for digital/digital converter and signal-processing products
Table 6 – Category code groups for magnetic tape or magnetic disc based products
26 Table 7 – Category code groups for broadcast reception of digitally encoded audio with/without video signals
Table 8 – Category code groups for musical instruments, microphones and other sources that create original sound
Table 9 – Category code groups for A/D converters for analogue signals without copyright information
Table 10 – Category code groups for A/D converters for analogue signals with copyright information
27 6 User data
6.1 General
6.2 Application
6.2.1 User data bitstream
6.2.2 User data message structure
Table 11 – Category code groups for solid state memory based products
28 6.2.3 Equipment classification
Figure 1 – Example of message structure using information units
29 6.2.4 User data message length and contents
Figures
Figure 2 – First UI contents
Figure 3 – Second UI contents
30 Figure 4 – Third UI contents
Figure 5 – User information
31 6.3 Information for synchronization
6.3.1 General
6.3.2 SMPTE time code information
Figure 6 – SMPTE time code information
Figure 7 – LTC information alignment
32 6.3.3 Latency information
Figure 8 – VITC information alignment
Figure 9 – Latency information
33 6.3.4 Loudness information
Figure 10 – Latency information alignment
Figure 11 – Loudness information
34 Figure 12 – Loudness information alignment
35 Annexes
Annex A (normative) Application of the digital audio interface in the compact disc digital audio system
A.1 Overview
A.2 General: application-specific details
A.3 Channel status: application-specific details
A.4 User data: application-specific details
36 Table A.1 – Example of 2-channel compact disc format
37 Annex B (normative) Application of the digital interface in the 2-channel PCM encoder/decoder
B.1 Overview
B.2 General: application-specific details
B.3 Channel status: application-specific details
B.4 User data: application-specific details
38 Annex C (normative) Application of the digital interface in the 2-channel digital audio tape recorder in the consumer mode
C.1 Overview
C.2 General: application-specific details
C.3 Channel status: application-specific details
Table C.1 – Use of Cp-bit, L-bit and category code for DAT
39 C.4 User data: application-specific details
40 Table C.2 – User data application in the DAT system
41 Figure C.1 – Example of different combinations of start-ID and shortening-ID
42 Annex D (normative) Application of the digital interface in laser optical digital audio systems for which no other category code is defined
D.1 Overview
D.2 General: application-specific details
D.3 Channel status: application-specific details
D.4 User data: application-specific details
43 Annex E (normative)Application of the digital interface in a digital audio mixer in the consumer mode
E.1 Overview
E.2 General: application-specific details
E.3 Channel status: application-specific details
E.4 User data: application specific details
44 Annex F (normative)Application of the digital interface with a sampling rate converter in the consumer mode
F.1 Overview
F.2 General: application-specific details
F.3 Channel status: application-specific details
F.4 User data: application-specific details
45 Annex G (normative) Application of the digital interface with a digital sound sampler in the consumer mode
G.1 Overview
G.2 General: application-specific details
G.3 Channel status: application-specific details
G.4 User data: application specific details
46 Annex H (normative) Application of the digital interface in a digital broadcast receiver (Japan) in the consumer mode
H.1 Overview
H.2 General: application-specific details
H.3 Channel status: application-specific details
H.4 User data: application-specific details
47 Annex I (normative) Application of the digital interface in a digital broadcast receiver (Europe) in the consumer mode
I.1 Overview
I.2 General: application-specific details
I.3 Channel status: application-specific details
I.4 User data: application-specific details
48 Annex J (normative) Application of the digital interface in a digital broadcast receiver (USA) in the consumer mode
J.1 Overview
J.2 General: application-specific details
J.3 Channel status: application-specific details
J.4 User data: application-specific details
49 Annex K (normative) Application of the digital interface for electronic software delivery in the consumer mode
K.1 Overview
K.2 General: application-specific details
K.3 Channel status: application-specific details
K.4 User data: application-specific details
50 Annex L (normative) Application of the digital interface in the digital compact cassette system in the consumer mode
L.1 Overview
L.2 General: application-specific details
L.3 Channel status: application-specific details
L.4 User data: application-specific details
L.4.1 General
L.4.2 Marker mode
Figure L.1 – Marker mode
51 L.4.3 Extended mode
Figure L.2 – Extended mode
Table L.1 – Layout of message number “000000”
52 Table L.2 – Deck status codes
53 Table L.3 – ITTS packet extended message example
55 Annex M (normative) Application of the digital interface in the mini-disc system in the consumer mode
M.1 Overview
M.2 General: application-specific details
M.3 Channel status: application-specific details
M.4 User data: application-specific details
56 Annex N (normative) Application of the digital interface in a digital sound processor in the consumer mode
N.1 Overview
N.2 General: application-specific details
N.3 Channel status: application-specific details
N.4 User data: application-specific details
57 Annex O (normative) Application of the digital interface in the digital versatile disc system (DVD) in the consumer mode
O.1 Overview
O.2 General: application-specific details
O.3 Channel status: application-specific details
O.4 User data: application-specific details
58 Annex P (informative) Use of original sampling frequency, sampling frequency and clock accuracy
Figure P.1 – Player and interface model
Table P.1 – Term definitions
59 Table P.2 – Cases
Table P.3 – Example
60 Annex Q (normative) Application of the digital interface in magnetic disc digital audio systems in the consumer mode
Q.1 Overview
Q.2 General: application-specific details
Q.3 Channel status: application-specific details
Q.4 User data: application-specific details
61 Annex R (normative) Explanations of category code implementation
R.1 Multi-media player
R.2 Home-recorded medium player
Figure R.1 – Multi-media player
62 R.3 Monitoring output from a recorder
R.3.1 Real-time monitoring (direct monitoring)
R.3.2 Monitoring after recording
Figure R.2 – Home-recorded medium player
Figure R.3 – Direct monitoring
Figure R.4 – Monitoring after recording
63 R.4 Integrated products
R.5 Implementation rule of category code groups for digital/digital converter and signal-processing products
R.5.1 Discrete product worked as a digital/digital converter or a signal processing unit
R.5.2 Integrated product including a digital/digital converter or a signal processing unit
Figure R.5 – Integrated product
Figure R.6 – Digital/digital converter
64 R.6 Magnetic disc recorder unit inside an integrated product
R.7 Category code assignment
R.7.1 No category code in a corresponding category code group
R.7.2 No category code group for a corresponding product
Figure R.7 – Integrated product including digital/digital converter
Figure R.8 – Integrated product including magnetic disc recorder
65 R.8 Other assignment of integrated products
66 Annex S (informative) Application of the digital audio interface for synchronization of audio, video and multi-media equipment
S.1 General
S.2 Lip-sync system model
S.3 How to compensate lip-sync
S.3.1 General
Figure S.1 – Lip-sync system model
67 S.3.2 Detection methods
Figure S.2 – Lip-sync compensation
Figure S.3 – Time-code transmission
68 S.4 Use of time code
Figure S.4 – Latency parameter transmission
Figure S.5 – Latency parameter transmission with TLv
69 S.5 Use of latency information
S.6 Example of latency parameter transmission method with TLv
S.6.1 An example for solving lip-sync problems
Figure S.6 – Example of latency parameter transmission
70 S.6.2 Another example for solving lip-sync problems
Figure S.7 – Another example for solving lip-sync problems
71 Annex T (normative) MPEG Surround over PCM
T.1 Format of MPEG Surround buried data frames
T.2 MPEG Surround detection
Figure T.1 – Relation between MPEG Surround buried data frame and IEC 60958-3 frame
72 Bibliography

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