Digital Audio Coding Standards and Applications

Unlock the secrets of digital audio application development with this comprehensive course! Navigate the complexities of balancing audio quality, codec speed, and compression efficiency to build cutting-edge audio experiences.

This course delivers a concise yet in-depth exploration of audio coding basics, diving into perceptual coding and subband coding techniques. You'll gain practical knowledge of leading speech coding standards including AMR and EVS, as well as widely adopted audio coding standards like AAC, SBC, and LC3.

Specifically, learn how to leverage the power of the Qualcomm Hexagon digital signal processor (DSP) for optimized audio processing and master the Android Automotive Audio Framework. Explore advanced audio control mechanisms, including focus, ducking, and managing concurrent interactions and policy configuration within the Android environment.

Key Topics Covered:

• Audio Coding Basics: A foundational understanding of digital audio compression.
• Perceptual Compression: Techniques for achieving high compression ratios while preserving perceived audio quality.
• Speech Coding Standards: In-depth look at AMR and EVS for efficient voice transmission.
• Audio Coding Standards: Master AAC, SBC, and LC3 for versatile audio encoding.
• Qualcomm Hexagon DSP: Optimize audio performance on Qualcomm platforms.
• Android Automotive Audio Framework: Control and configure audio streams in automotive applications.
• Audio Interaction: Strategies for seamless audio management.
• Audio Control: Implement focus, ducking, and manage concurrent interactions and policy configuration.

This course is built upon proven class notes developed for engineers at Qualcomm and Motorola Solutions, offering over 160 illustrative slides packed with practical insights. It's designed for audio engineers building advanced systems from the ground up. A short quiz reinforces key concepts.

Stay ahead of the curve in the rapidly evolving world of digital audio. Discover innovative technologies and address the growing demand for diverse and pervasive audio applications.

Taught by: A seasoned technology innovator, educator, and author with a distinguished career. The instructor is a recipient of the National Association of Broadcasters Technology Innovation Award and the European Interactive TV grand challenge first prize. He is an IEEE Communications Society Distinguished Lecturer and holds 6 U.S. patents. His current work focuses on enhancing multimedia services over next-generation networks.