The Huge Microphone Array

  • Authors:
  • Harvey F. Silverman;William R. Patterson III;James L. Flanagan

  • Affiliations:
  • -;-;-

  • Venue:
  • IEEE Concurrency
  • Year:
  • 1998

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Abstract

The Huge Microphone Array project began in February 1994 to design, construct, debug, and test a real-time 512- microphone array system and to develop algorithms for it. Analysis of known algorithms indicated that signal-processing performance of over 6 Gflops would be required, while the need for portabilityýfitting it into a small vanýalso set an upper limit to the power required. These trade-offs and many others have led to a unique design in both hardware and software. This two-part article presents the full design and its justifications. The authors also discuss performance for a few important algorithms relative to the use of processing capability, response latency, and difficulty of programming.