US3716829A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for and method of treating seismic data having attenuated high frequencies
Assignee: Mobil Oil AS
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Filing: 1970-10-30
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Granted: 1973-02-13
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Expires: 1990-10-30
Abstract
Abstract A COMPUTER APPARATUS FOR AND COMPUTER PERFORMED METHOD OF CORRECTING A SEISMIC TRACE BY RESTORING ATTENUATED HIGH FREQUENCY COMPONENTS. THE SEISMIC TRACE IS SUCCESSIVELY TRUNCATED, EACH OF THE SUCCESIVE TRUCTIONS IS SUCCESSIVELY FOURIER ANALYZED, AND EACH CENTER FREQUENCY OF THE SUCCESSIVE FOURIER ANALYSES IS COMPUTED. THE RESULTING CENTER FREQUENCY FUNCTION IS SUBJECTED TO SMOOTHING AND DIFFERENCE OPERATIONS FOLLOWED BY INSERTION OF FREQUENCY COMPONENTS CHARACTERISTIC OF AN IDEALIZED SHOT PULSE. THE CORRECTED SEISMIC TRACE IS THEN OBTAINED BY FOURIER SYNTHESIS.
Inventors
- 👤 W Ruehle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:57
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/28; G01V2210/00; G01V2210/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-02-13 | 1976-08-14 | 1977-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-02-13 | 1980-08-14 | 1981-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-02-13 | 1984-08-14 | 1985-02-13 | $7700.00 | Window Closed / Lapsed |