- 专利标题: System and method for spatially imaging and characterizing properties of rock formations using specular and non-specular beamforming
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申请号: US16290254申请日: 2019-03-01
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公开(公告)号: US11360226B2公开(公告)日: 2022-06-14
- 发明人: Jacques Y. Guigné , Adam Gogacz
- 申请人: Acoustic Zoom, Inc.
- 申请人地址: CA Paradise
- 专利权人: Acoustic Zoom, Inc.
- 当前专利权人: Acoustic Zoom, Inc.
- 当前专利权人地址: CA Paradise
- 代理商 Richard A. Fagin
- 主分类号: G01V1/30
- IPC分类号: G01V1/30 ; G01V1/28 ; E21B49/00 ; G01V1/34 ; E21B7/04 ; G01V1/42
摘要:
A method for imaging non-specular seismic events as well as correlating non-specular events with physically measurable quantites in a volume of Earth's subsurface. Includes entering as input to a computer signals detected by a plurality of seismic sensors disposed above and/or within the volume in response to actuation of at least one seismic energy source above and/or within the volume. Parameter analysis is performed to populate the initial model with point-wise, best-fit wavefront travel-time approximations. Imaging is performed to obtain undifferentiated specular and non-specular representations of the volume. Specular boundaries are mapped using the imaged volume and using the boundaries to form a model of specular components of the volume. Beamforming is used to characterize seismic attributes associated with specular and non-specular reflections as separate and differentiated data sets.
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