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Determining the Polarity of Movement of an Actuato

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专利名称：Determining the Polarity of Movement of an

Actuator Mass in a Seismic Vibrator

发明人：Martin Laycock申请号：US12693686申请日：20100126

公开号：US20110180346A1公开日：20110728

专利附图：

摘要：A technique or mechanism for use with a vibrator to be employed forsubterranean surveying includes receiving, from a sensor, a unipolar indication ofmovement of an actuator mass of the vibrator. According to the indication from the

sensor, a correlation is determined between the movement of the actuator mass and areference signal provided to cause movement of the actuator mass.

申请人：Martin Laycock

地址：Asker NO

国籍：NO

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