Audio recording system
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United States of America Patent
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Issued Date -
Nov 29, 2007
app pub date -
May 14, 2007
filing date -
May 15, 2006
priority date (Note) -
Abandoned
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Abstract
An audio recording system comprises an array of microphones and a processor module. The array is a logarithmic spiral array in which the minimum distance between each microphone and all others that lie closer to the centre is maximised. The processor module further comprises a beam direction control device and a beam width control device; whereby an audio target is isolated.
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