ISO/IEC 14496-3:2019 PDF | Request Standard
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ISO/IEC 14496-3:2019

Information technology - Coding of audio-visual objects - Part 3: Audio

Standard by IEC, 2019-12-12

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About This Item

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ISO/IEC 14496-3:2019 is the audio part of Coding of audio-visual objects, and it is relevant for teams that need a reliable technical reference for audio coding within multimedia systems. As the fifth edition of ISO/IEC 14496-3:2019 within the ISO/IEC 14496 family, it supports engineering review, product evaluation, and conformity assessment where audio behavior must be documented and understood in a structured way. For procurement, testing, and compliance workflows, it helps define the reference point used when validating audio-related implementations.

Purpose of ISO/IEC 14496-3:2019

The purpose of ISO/IEC 14496-3:2019 is to provide the technical basis for audio coding within the broader Coding of audio-visual objects framework. It is commonly used as a reference during design review, technical validation, and laboratory evaluation when audio functionality must be assessed against a recognized specification. Organizations may use it to align engineering documentation, support interoperability planning, and reduce ambiguity in product requirements. Its value is strongest where consistent interpretation of audio-related behavior is needed across development and compliance workflows.

Compliance applications of ISO/IEC 14496-3:2019

ISO/IEC 14496-3:2019 is typically consulted in compliance workflows involving multimedia products, audio processing systems, test environments, and embedded equipment that handles coded audio. It can support documented evaluation, verification activities, and procurement review when audio functionality must be matched to a formal technical reference. Laboratories and engineering teams may use it during product evaluation to confirm that implementations are aligned with the expected coding framework. It is also useful when preparing technical files and conformity assessment evidence for integrated audio-visual systems.

Benefits of ISO/IEC 14496-3:2019

Using ISO/IEC 14496-3:2019 helps improve operational consistency by giving teams a common technical reference for audio coding decisions and validation steps. That can reduce risk during engineering review, testing workflows, and supplier comparison, especially when audio performance must be documented for compliance or quality assurance purposes. It also supports better interoperability planning and more efficient technical assessment, since stakeholders can work from the same documented basis. For organizations managing product evaluation and regulatory preparation, it can streamline review and reduce ambiguity.

  • Supports technical review of audio coding requirements within multimedia products and systems
  • Useful for laboratory evaluation, verification activities, and documented test planning
  • Helps procurement and engineering teams reference a defined audio specification during selection and assessment
  • Assists conformity assessment preparation where audio functionality must be clearly documented
SKU: 0b169e27460d

  • Publication Date: 2019-12-12
  • Standard Status: Derived
  • Publisher: IEC
  • Edition: 5

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