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  ITU-T A.5 justification information for referenced document ATSC A/342:2023-03, Part 1 in draft J.298
1. Clear description of the referenced document:
Name: ATSC A/342:2023-03, Part 1
Title: ATSC Standard: Audio Common Elements
2. Status of approval:
This is an approved document by ATSC (Advanced Television Systems Committee).
3. Justification for the specific reference:
This document specifies the common framework for ATSC 3.0 Audio.
4. Current information, if any, about IPR issues:
None
5. Other useful information describing the "Quality" of the document:
None
6. The degree of stability or maturity of the document:
Approved in March 2023.
7. Relationship with other existing or emerging documents:
None
8. Any explicit references within that referenced document should also be listed:
[1] IEEE: “Use of the International Systems of Units (SI): The Modern Metric System,” Doc. SI/
10, Institute of Electrical and Electronics Engineers, New York, NY./
[2] ATSC: “ATSC Standard: A/342 Part 2, AC-4 System,” Doc. A/342-2:2023-03, Advanced/
Television Systems Committee, Washington, DC, 28 March 2023./
[3] ATSC: “ATSC Standard, A/342 Part 3, MPEG-H Audio System,” Doc. A/342-3:2023-03,/
Advanced Television Systems Committee, Washington, DC, 28 March 2023./
[4] ATSC: “ATSC Standard: Signaling, Delivery, Synchronization, and Error Protection,” Doc./
A/331:2023-03, Advanced Television Systems Committee, Washington, DC, 28 March/
2023./
[5] IETF: BCP 47, “Tags for Identifying Languages,” Internet Engineering Task Force, Reston,/
VA, September 2009. /
[6] ATSC: “Digital Audio Compression (AC-3) (E-AC-3) Standard,” Doc. A/52:2015,/
Advanced Television Systems Committee, Washington, DC, 24 November 2015./
[7] DASH-IF: “Guidelines for Implementation: DASH-IF Interoperability Point for ATSC 3.0,”/
DASH Industry Forum, Beaverton, OR.
9. Qualification of ATSC:
10. Other (for any supplementary information):
None
Note: This form is based on Recommendation ITU-T A.5