Method and apparatus for pre-inversion noise attenuation of...

Communications – electrical: acoustic wave systems and devices – Seismic prospecting – Land-reflection type

Reexamination Certificate

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C367S041000, C367S043000

Reexamination Certificate

active

07869304

ABSTRACT:
A method and apparatus for pre-inversion noise attenuation of seismic data. The method can generally comprise: (a) acquiring seismic data including receiver data corresponding to vibratory signals simultaneously generated by the multiple sources and detected by at least one of the receivers at a location remote from the sources and source data corresponding to the vibratory signals detected at a location in proximity to the sources; (b) attenuating noise present within at least a portion of the receiver data to generate corrected receiver data; and (c) inverting the corrected receiver data with the source data to separate the vibratory signals.

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U.S. Patent Application entitled System and Method of Phase Encoding for High Fidelity Vibratory Seismic Data; U.S. Appl. No. 11/489,891, filed Jul. 20, 2006; Inventors: Stephen K. Chiu; Peter M. Eick; and Charles W. Emmons; Assignee: ConocoPhillips Company.
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