Patent US3274541A successfully refreshed from Google Patents.
US3274541A
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Seismic velocity filtering
Assignee: Texas Instruments Inc
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Filing: 1963-02-15
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Granted: 1966-09-20
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Expires: 1983-02-15
Abstract
No abstract record available.
Inventors
- 👤 Embree Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:51
CPC Classifications
G; G01; G01V; G01V1/00; G01V1/28; G01V1/36; G01V1/362; G06; G06F; G06F17/00; G06F17/10; G06F17/18; G01V2210/00; G01V2210/50; G01V2210/52
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A METHOD OF PROCESSING SEISMIC TRACES TO INDICATE THE PRESENCE, INSIDE A PREDETERMINED TIME DELAY RANGE, OF SIGNALS IN EACH TRACE HAVING A TIME DELAY WITH RESPECT TO SIGNALS IN ANOTHER TRACE, WHEREIN EACH TRACE IS A FUNCTION OF ITS SPATIAL ORIGIN IN RELATION TO THE SPATIAL ORIGIN OF EACH OTHER TRACE, COMPRISING THE STEPS OF: (A) WEIGHTING EACH TRACE IN RELATION TO EACH OTHER AS A FUNCTION OF THEIR RESPECTIVE SPATIAL ORIGINS, (B) BIDIRECTIONALLY TIME SHIFTING EACH TRACE IN RELATION TO EACH OTHER AS FUNCTIONS OF THEIR RESPECTIVE SPATIAL ORIGINS AND THE PREDETERMINED TIME DELAY RANGE, (C) AND COMPOSITING ALL THE WEIGHTED AND TIME SHIFTED TRACES TO PRODUCE A COMPOSITE OUTPUT INDICATIVE OF THE PRESENCE, INSIDE THE PREDETERMINED TIME DELAY RANGE, OF SIGNALS IN EACH TRACE HAVING A TIME DELAY WITH RESPECT TO SIGNALS IN ANOTHER TRACE.
Claim 2
Independent Claim
138 words
A METHOD OF PROCESSING SEISMIC TRACES TO INDICATE THE PRESENCE, INSIDE A PREDETERMINED TIME DELAY RANGE, OF SIGNALS IN EACH TRACE HAVING A TIME DELAY WITH RESPECT TO SIGNALS IN ANOTHER TRACE, WHEREIN EACH TRACE IS A FUNCTION OF ITS SPATIAL ORIGIN IN RELATION TO THE SPATIAL ORIGIN OF EACH OTHER TRACE, COMPRISING THE STEPS OF: (A) WEIGHTING EACH TRACE IN RELATION TO EACH OTHER AS A FUNCTION OF THEIR RESPECTIVE SPATIAL ORIGINS, (B) BIDIRECTIONALLY TIME SHIFTING EACH TRACE IN RELATION TO EACH OTHER AS FUNCTIONS OF THEIR RESPECTIVE SPATIAL ORIGINS AND THE PREDETERMINED TIME DELAY RANGE, (C) AND COMPOSITING ALL THE WEIGHTED AND TIME SHIFTED TRACES TO PRODUCE A COMPOSITE OUTPUT INDICATIVE OF THE PRESENCE, INSIDE THE PREDETERMINED TIME DELAY RANGE, OF SIGNALS IN EACH TRACE HAVING A TIME DELAY WITH RESPECT TO SIGNALS IN ANOTHER TRACE.
References Cited (Backward Citations)
US3142815A
Cited
US3136974A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |