Methods and systems for seismic signal detection
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United States of America Patent
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Nov 6, 2012
Grant Date -
May 17, 2012
app pub date -
Jan 8, 2012
filing date -
May 25, 2009
priority date (Note) -
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Abstract
Methods and systems utilizing seismic sensors configured or designed for use in seismic signal detection. An electrical current is applied to a seismic sensor such that the moving coil is located at a neutral position relative to the magnetic field in the seismic sensor to compensate for gravitational acceleration.
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