Teaching Responsibility

LJMU Schools involved in Delivery:

LJMU Partner Taught

Learning Methods

Lecture

Workshop

Module Offerings

5531STE-SEP-PAR

Aims

To provide students with a clear understanding of the essential theory associated with digital audio systems and their implementation To apply digital signal processing theory in the development of practical audio tools.

Learning Outcomes

1.
Apply digital signal processing theory in the design of practical audio tools
2.
Explain the underlying theory and practice associated with digital audio conversion and transmission
3.
Evaluate a range of techniques employed in data compression for audio

Module Content

Outline Syllabus:Digital Audio Signal Path A/D converter topologies – advantages and disadvantages of individual approaches. Clock function and distribution; dithering function and options; compatibility issues; digital audio transmission standards – AES/EBU, SP-DIF, T-DIF, MADI; metering considerations. Quality considerations in digital systems – jitter, PLL stability Digital Audio Networking Networking basics; OSI model; switching and routing; Layer1,2 and 3 approaches and standards,; circuit switched vs packet switched approaches Digital Signal Processing Digital filter implementation. Convolution. Reaktor software as an audio processing development tool. Design of digital audio processing tools in Reaktor – EQ, dynamics, surround panning. Data Compression Information theory and notions of redundancy; lossless compression – Huffmann, LZW; lossy compression precepts; architecture and operation of MPEG 1, MPEG2 and AAC audio codecs; compression artefacts and what to listen for; objectively evaluating codec performance
Additional Information:Jon Thornton is the Module Leader

Assessments

Exam

Essay