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Patent Searching and Data


Title:
METHOD AND APPARATUS FOR SENSING UNDERWATER SIGNALS
Document Type and Number:
WIPO Patent Application WO/2012/109266
Kind Code:
A3
Abstract:
Methods, apparatuses, and systems are disclosed for forming a transducer. The transducer may include a bottom plate formed from a first sheet of material, a top plate formed from a second sheet of material, and a middle portion. The middle portion includes a mid-upper element formed from a third sheet of material, the mid-upper element having a mid-upper frame, a mid-upper mass, and a plurality of mid-upper attachment members coupling the mid-upper mass to the mid-upper frame. The middle portion also may include a central element formed from a fourth sheet of material, the central element having a central frame and a central mass.

Inventors:
DENG, Ken Kan (12344 Quince Valley Drive, Gaithersburg, Maryland, 20878, US)
Application Number:
US2012/024173
Publication Date:
June 27, 2013
Filing Date:
February 07, 2012
Export Citation:
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Assignee:
ION GEOPHYSICAL CORPORATION (2105 CityWest Boulevard, Suite 400Houston, Texas, 77042-2839, US)
DENG, Ken Kan (12344 Quince Valley Drive, Gaithersburg, Maryland, 20878, US)
International Classes:
G01V1/18; G01P15/09; G01P15/12; G01P15/18
Foreign References:
US5777226A1998-07-07
US20020178817A12002-12-05
US4327350A1982-04-27
US5000817A1991-03-19
US6883638B12005-04-26
US5484073A1996-01-16
US20080184787A12008-08-07
US5121180A1992-06-09
Attorney, Agent or Firm:
ENGEL, Joshua, D. et al. (Dorsey & Whitney LLP, 1400 Wewatta Street Suite 40, Denver Colorado, 80202, US)
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