Control system for marine vibrators operating near impulsive seismic signal sources

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11125911
APP PUB NO 20160327663A1
SERIAL NO

15109234

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Abstract

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Techniques are disclosed relating to control of seismic sources such as marine vibrators. According to some embodiments, iterative learning control (ILC) systems may be used to control such seismic sources. According to some embodiments, local sensor(s) placed in, on, or near a seismic source and/or remote sensors placed in the far-field region may be used to determine a transfer function for the seismic source for such ILC control. A sensor is configured to measure the acoustic output of the marine vibrator along with signal pulses from at least one impulsive seismic signal source. The ILC is disabled when it is determined that the impulsive seismic is active based on the sensor measurements.

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Patent Owner(s)

  • PGS GEOPHYSICAL AS

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Bernhardsson, Bo Magnus Lund, SE 4 13
Gunnarsson, Per Birger Löddeköpinge, SE 5 94
Kröling, Nils Gunnar Olof Kavlinge, SE 10 42

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