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CN108693557A 一种地震数据处理方法及装置 无效 - 撤回

一种地震数据处理方法及装置
摘要：
本申请提供一种地震数据处理方法及装置。所述方法包括：基于获取的地震角道集数据，按照入射角的大小将所述地震角道集数据划分为不同角度范围道集数据；根据建立的反射系数函数，将所述不同角度范围道集数据分别进行各向异性参数反演，获得不同角度范围对应的纵波速度，所述反射系数函数包括：不同入射角、纵波速度、地层密度与地震波的反射之间的关系；根据所述反射系数函数、所述不同角度范围对应的纵波速度，获得所述地震角道集数据对应的各向异性参数。利用本申请中各实施例，实现了页岩各向异性参数反演，获得了准确且高分辨率的各向异性参数，为后续地震资料的处理提供了准确的数据基础。
摘要（英）：

The application provides a seismic data processing method and apparatus. The method comprises: on the basis of obtained seismic angle gather data, seismic angle gather data are classified into different-angle-range gather data based on incident angles; according to established reflection coefficient functions, anisotropic parameter inversion is carried out on the different-angle-range gather datato obtain longitudinal wave velocities corresponding to different angle ranges, wherein the reflection coefficient functions include relationships among different incident angles, longitudinal wave velocities, stratum densities, and seismic waves; and anisotropic parameters corresponding to the seismic angle gather data are obtained according to the reflection coefficient functions and the longitudinal wave velocities corresponding to different angle ranges. According to all embodiments of the application, anisotropy parameter inversion of the shale is realized and the accurate and high-resolution anisotropy parameters are obtained, so that the accurate data foundation is provided for follow-up seismic data processing.

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