G01V 2210/20
Trace signal pre-filtering to select, remove or transform specific events or signal
Official title: Trace signal pre-filtering to select, remove or transform specific events or signal components, i.e. trace-in/trace-out
G01V2210/20 (Trace signal pre-filtering to select, remove or transform specific events or signal) appears on 326 US grants and 325 published applications in this corpus.
Search patents in G01V- Granted patents
- 326
- Published applications
- 325
- Assignees
- 133
- Inventors
- 647
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 5 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 11 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 1 |
| 2002 | 3 | 7 |
| 2003 | 8 | 4 |
| 2004 | 6 | 4 |
| 2005 | 7 | 8 |
| 2006 | 1 | 9 |
| 2007 | 2 | 5 |
| 2008 | 6 | 7 |
| 2009 | 6 | 5 |
| 2010 | 8 | 9 |
| 2011 | 6 | 11 |
| 2012 | 1 | 16 |
| 2013 | 12 | 12 |
| 2014 | 9 | 17 |
| 2015 | 15 | 13 |
| 2016 | 13 | 22 |
| 2017 | 8 | 20 |
| 2018 | 8 | 13 |
| 2019 | 23 | 28 |
| 2020 | 14 | 22 |
| 2021 | 18 | 31 |
| 2022 | 37 | 15 |
| 2023 | 16 | 15 |
| 2024 | 19 | 12 |
| 2025 | 8 | 10 |
| 2026 | 9 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01V 2210/21Frequency-domain filteringIndexing code82
- G01V 2210/24Multi-trace filteringIndexing code69
- G01V 2210/27Other pre-filteringIndexing code33
- G01V 2210/23Wavelet filteringIndexing code25
- G01V 2210/22Time-domain filteringIndexing code22
- G01V 2210/26Modulation or demodulationIndexing code10
- G01V 2210/25Transform filter for merging or comparing traces from different surveysIndexing code9
Recent patents
- Source separation using multistage inversion with sparsity promoting priors11 Aug 2026US 12,704,653 B2Schlumberger Technology Corporation
- System and method for obtaining minimum-phase source-signatures from multi-channel multi-offset seismic data19 May 2026US 12,631,777 B2The Board of Regents for the Oklahoma Agricultural and Mechanical Colleges
- Method and system for determining a location of hydrocarbon reservoir within subterranean region19 May 2026US 12,631,778 B2Saudi Arabian Oil Company
- True particle velocity wavefield processing in fiber optics—particle motion sensor hybrid array28 Apr 2026US 12,613,129 B2Schlumberger Technology Corporation
- Method and device for suppressing interference fading noise of optical fibre sensing data28 Apr 2026US 12,615,086 B2BGP Inc., China National Petroleum Corporation
- Self-supervised learning with cross-training between convolutional neural network and transformer for low-frequency enhancements1 Oct 2026US 2026/0299154 A1Schlumberger Technology Corporation
- Three-dimensional reverse-time extrapolation method for seismic waves and high-resolution tunnel seismic advance prediction method9 Jul 2026US 2026/0194674 A1Chongqing Jiaotong University
- Enhancing Interface Waves Filtering by Hamiltonian Monte-Carlo Sampling9 Jul 2026US 2026/0194677 A1Saudi Arabian Oil Company
- Underwater acoustic signal detection method for detecting cetacean whistle signal and apparatus therefor2 Jul 2026US 2026/0186157 A1Agency for Defense Development
- Pressure pulse signal wavelet filtering11 Jun 2026US 2026/0160915 A1Halliburton Energy Services.Inc.
Most cited
By later US patents
- Method and system for near real-time analysis and display of electrocardiographic signals141US 5,348,020 A1994
- High fidelity vibratory source seismic method with source separation130US 5,721,710 AAtlantic Richfield Company · 1998
- Method and apparatus for source separation of seismic vibratory signals103US 5,719,821 AAtlantic Richfield Company · 1998
- Method for separating seismic signals from two or more distinct sources97US 6,882,938 B2PGS Americas, Inc. · 2005
- Seismic exploration using exactly invertible discrete transformation into tau-p space96US 4,760,563 ASchlumberger Technology Corporation · 1988