G01S 13/9004
Sar image acquisition techniques
Official title: {SAR image acquisition techniques}
G01S13/9004 (Sar image acquisition techniques) appears on 383 US grants and 281 published applications in this corpus.
Search patents in G01S- Granted patents
- 383
- Published applications
- 281
- Assignees
- 185
- Inventors
- 720
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 6 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 8 | 0 |
| 1991 | 7 | 0 |
| 1992 | 6 | 0 |
| 1993 | 10 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 8 | 0 |
| 1999 | 5 | 0 |
| 2000 | 10 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 0 |
| 2003 | 7 | 3 |
| 2004 | 3 | 3 |
| 2005 | 3 | 1 |
| 2006 | 11 | 10 |
| 2007 | 9 | 5 |
| 2008 | 6 | 5 |
| 2009 | 5 | 5 |
| 2010 | 8 | 10 |
| 2011 | 8 | 8 |
| 2012 | 10 | 11 |
| 2013 | 6 | 4 |
| 2014 | 4 | 5 |
| 2015 | 12 | 6 |
| 2016 | 9 | 1 |
| 2017 | 2 | 4 |
| 2018 | 2 | 11 |
| 2019 | 9 | 28 |
| 2020 | 26 | 25 |
| 2021 | 18 | 29 |
| 2022 | 20 | 23 |
| 2023 | 24 | 22 |
| 2024 | 25 | 26 |
| 2025 | 20 | 21 |
| 2026 | 17 | 15 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Human-perceptible and machine-readable shape generation and classification of hidden objects6 Oct 2026US 12,754,309 B2University of South Carolina
- Bistatic ISAR synchronization using direct path signal8 Sep 2026US 12,730,216 B2The Government of the United States of America, as represented by the Secretary of the Navy
- Distributed microwave radar imaging method and apparatus1 Sep 2026US 12,724,143 B2Yinwang Intelligent Technologies Co., Ltd.
- Segmented aperture imaging and positioning method of multi-rotor unmanned aerial vehicle-borne synthetic aperture radar1 Sep 2026US 12,724,144 B2Fudan University
- Change detection device incorporating quantum computing with game theoretic optimization and related methods11 Aug 2026US 12,704,596 B2Eagle Technology, LLC
- System, method, and satellites for surveillance imaging and earth observation using synthetic aperture radar imaging10 Sep 2026US 2026/0266984 A1MDA Systems Ltd.
- Object detection device, object detection method, and program3 Sep 2026US 2026/0259317 A1SKY Perfect JSAT Corporation
- Time-series insar method for monitoring multi-dimensional deformation of landslide20 Aug 2026US 2026/0243887 A1Southwest Petroleum University
- A method for computer-implemented processing of sar raw data23 Jul 2026US 2026/0211106 A1Deutsches Zentrum für Luft- und Raumfahrt e. V.
- Method and system for sar imaging using complexvalued local interpolation function based range migration algorithm9 Jul 2026US 2026/0195866 A1Tata Consultancy Services Limited
Most cited
By later US patents
- Synthetic aperture processing for diffusion-equation-based target detection116US 6,147,636 AThe United States of America as represented by the Secretary of the Navy · 2000
- Subsurface imaging radar90US 7,561,096 B2Saab AB · 2009
- Phase correction system for automatic focusing of synthetic aperture radar89US 4,924,229 AThe United States of America as represented by the United States Department of Energy · 1990
- Monopulse motion compensation for a synthetic aperture radar70US 4,134,113 AWestinghouse Electric Corp. · 1979
- Imaging synthetic aperture radar68US 5,608,404 AThe United States of America as represented by the United States Department of Energy · 1997