Full waveform inversion of seismic data using partial match filtering
US10976457B2 · kind B2 · utility
1Cited by
3References
20Claims
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Key dates
| Filing date | Jun 26, 2020 |
| Grant date | Apr 13, 2021 |
| Priority date | — |
| Expiry date | Jun 26, 2040 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01V2210/67
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Methods and apparatuses for seismic exploration of an underground structure obtain improved images by integrating partial match filtering in an FWI. Filtered (auxiliary) data replaces one of the observed data and the synthetic data in the FWI's objective function to avoid cycle skipping.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.