Permanent seafloor seismic recording system utilizing micro electro-mechanical systems seismic sensors and method of deploying same

US6992951B2 · kind B2 · utility

Assignee

• Input/Output, Inc. · US

Inventors

• Thomas Edward O'Brien · Round Rock, US
• Magne Oldervoll · Os, NO
• Leon Lovheim · Bergen, NO
• Allen J. Bishop · Glen Mills, US
• William P. Campbell · Washington, US
• Ronald G. Schmidt · Tomball, US
• Douglas S. Wheeler · Katy, US
• Geoffrey Nightingale · Katy, US

Key dates

• Filing date: Sep 23, 2003
• Grant date: Jan 31, 2006
• Expiry date: Nov 12, 2023

Classification

• Technology area (CPC G): Physics
• CPC primary: G01V1/16
• WIPO field: Measurement
• WIPO sector: Instruments

Abstract

Provided is a permanent seafloor seismic recording system utilizing Micro Electro-Mechanical Systems seismic sensors. The system includes and expandable backbone, multiple hubs and sensor lines. The sensor lines include multiple sensor modules that include 3-C accelerometers and a hydrophone for providing a 4-C sensor module output signal.