October 2012
Intermediate to advanced
368 pages
10h 33m
English
Content preview from The Microphone Book, 2nd Edition
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CHAPTER 19
OVERVIEW OF MICROPHONE ARRAYS AND ADAPTIVE SYSTEMS
INTRODUCTION
A microphone array may be considered to be a set of microphone elements arrayed in space whose outputs are individually processed and summed to produce a given output. In a basic sense, an early cardioid microphone created by summing separate pressure and gradient elements may be thought of as an array, but this is not what we have in mind. The arrays and techniques discussed here normally use multiple elements to achieve a target directional response that may be specific for a given application. In other cases, signal processing may be applied to single microphones, or microphone channels, to enhance performance in some unique respect.
Adaptive systems are those whose ...
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