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Class 181/110 - Underwater


Subclass of Class 181 - Acoustics
Definition: Subject matter wherein the means for transmitting or receiving
No. of applications: 5
Last issue date: 03/11/2010


Application No.Application TitleIssue Date
20100060901REMOTE SENSING OF UNDERWATER ACOUSTIC FIELDS
An acoustic field in a body of water is monitored using a coherent light field emitter applying a distributed light field across the surface of the water to be reflected, and a sensor is used to sense reflected components of the light field above the surface and to prov...
03/11/2010
20080270035System and Technique to Remove Perturbation Noise from Seismic Sensor Data
A technique includes obtaining a noise measurement, which is acquired by a seismic sensor while in tow. Based on the noise measurement, a compensation for at least one of an alignment of the sensor and a calibration of the sensor is determined....
10/30/2008
20080011540Enhancing The Acquisition And Processing Of Low Frequencies For Sub-Salt Imaging
A method and apparatus for acquiring seismic signals from beneath a salt region in the earth. In one embodiment, the method includes tuning an air gun array to a first bubble oscillation; towing the air gun array in the water at a depth of at least 10 meters, in which t...
01/17/2008
20070187170Method for collection and registration seismic data
A method is described for collection of multi-component seismic data based on the use of noise from the installation of a pole together with installing receivers comprised of seismic multi-component geophones and hydrophones. The pole is hammered down to a desired sedim...
08/16/2007
20070039776SEABED SEISMIC SOURCE APPARATUS
A seabed seismic source apparatus includes a control module adapted for deployment at a seabed. The control module has a receiver for receiving a remote signal and a firing controller for generating a firing signal in response to the remote signal. The seabed seismic so...
02/22/2007
 
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