Sound field microphone
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United States of America Patent
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Issued Date -
Jan 11, 2007
app pub date -
Jun 23, 2006
filing date -
Jun 23, 2005
priority date (Note) -
Abandoned
status (Latency Note)
Importance
Abstract
A sound field microphone is provided. The sound field microphone includes a plurality of pressure-gradient microphone capsules symmetrically arranged in three dimensional space on the sides of a virtual polyhedron. The virtual polyhedron defines a first volume. A solid body is located in a-space created between the plurality of microphone capsules. The solid body occupies a second volume which is in the range of between about 1% to about 65% of the first volume.
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