Patent · US Active

Prestack least-square reverse time migration on surface attribute gathers compressed using depth-independent coefficients

US11487035B2 · kind B2 · utility

0Cited by

0References

20Claims

0Family size

Assignee

CGG SERVICES SAS · FR

Inventors

Adel KHALIL · Lake Park, US
Carlos Alberto Da Costa Filho · Rio de Janeiro, BR
Roberto Horn Pereira · Rio de Janeiro, BR
Gregório Goudel Azevedo · Rio de Janeiro, BR

Key dates

Filing date	Apr 17, 2020
Grant date	Nov 1, 2022
Priority date	—
Expiry date	Jun 12, 2041

Classification

Technology area (CPC G)Physics
CPC primaryG01V2210/614
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

Methods and apparatuses for seismic data processing perform a least-squares reverse time migration method in which surface-attribute-independent coefficients for the surface attribute gathers are demigrated to reduce the computational cost.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.