IEC 61937-7:2004/AMD1:2016
Amendment 1 - Digital audio - Interface for non-linear PCM encoded audio bitstreams applying IEC 60958 - Part 7: Non-linear PCM bitstreams according to the ATRAC, ATRAC2/3 and ATRAC-X formats
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About This Item
IEC 61937-7:2004/AMD1:2016 addresses an amendment to the digital audio interface for non-linear PCM encoded audio bitstreams applying IEC 60958, with specific focus on ATRAC, ATRAC2/3, and ATRAC-X formats. For engineering teams, laboratories, and procurement reviewers, it provides a targeted compliance reference for documenting how these bitstreams are handled within a broader digital audio interface workflow. IEC 61937-7:2004/AMD1:2016 is relevant where technical review, interoperability checks, and conformity assessment need to align with the parent document and its subsequent modification.
What is IEC 61937-7:2004/AMD1:2016?
This document is Amendment 1 to IEC 61937-7:2004, so it should be treated as a supporting and modifying reference rather than a standalone technical basis. Its scope is tied to non-linear PCM bitstreams carried through an IEC 60958 interface, specifically for ATRAC-family formats. In practice, it is useful when teams need to confirm that engineering documentation, test plans, and compliance records reflect the amended requirements or clarifications associated with the parent publication.
Applications of IEC 61937-7:2004/AMD1:2016
IEC 61937-7:2004/AMD1:2016 is typically used in digital audio product development, interface verification, and compliance workflows for equipment that transports compressed audio bitstreams over IEC 60958-based connections. It may support technical assessment during design validation, laboratory evaluation, and procurement review for devices where interoperability and documented format handling are important. It is also relevant for conformity assessment preparation when teams need a clear reference for the amended treatment of ATRAC-related bitstream formats.
Why is IEC 61937-7:2004/AMD1:2016 important?
For organizations working on digital audio systems, this amendment helps maintain technical consistency between implementation, testing, and documentation. It can reduce risk in quality workflows by clarifying how the parent specification is updated, which supports more reliable verification activities and better alignment during regulatory preparation or customer acceptance reviews. Using IEC 61937-7:2004/AMD1:2016 alongside the parent reference can also improve traceability in engineering documentation and help teams avoid ambiguity during conformity assessment.
- Amendment linked to IEC 61937-7:2004 for ATRAC, ATRAC2/3, and ATRAC-X bitstream handling
- Useful for interface verification and documented evaluation of digital audio transport over IEC 60958
- Supports compliance workflows, technical review, and laboratory testing alignment
- Helps maintain traceability between the parent document and the amended requirements
- Publication Date: 2016-05-13
- Standard Status: Amendment
- Publisher: IEC
- Edition: 2
- This Version: IEC 61937-7:2004 (2016-05-13)
- Previous Version: IEC 61937-7:2004 (2004-11-24)
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