G01S 13/9019
Auto-focussing of the sar signals
Official title: {Auto-focussing of the SAR signals}
G01S13/9019 (Auto-focussing of the sar signals) appears on 106 US grants and 59 published applications in this corpus.
Search patents in G01S- Granted patents
- 106
- Published applications
- 59
- Assignees
- 52
- Inventors
- 177
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 0 |
| 2002 | 0 | 0 |
| 2003 | 3 | 2 |
| 2004 | 2 | 1 |
| 2005 | 1 | 1 |
| 2006 | 8 | 7 |
| 2007 | 4 | 3 |
| 2008 | 3 | 2 |
| 2009 | 2 | 2 |
| 2010 | 6 | 6 |
| 2011 | 4 | 2 |
| 2012 | 3 | 0 |
| 2013 | 1 | 2 |
| 2014 | 1 | 2 |
| 2015 | 3 | 1 |
| 2016 | 2 | 0 |
| 2017 | 1 | 2 |
| 2018 | 1 | 2 |
| 2019 | 2 | 3 |
| 2020 | 4 | 3 |
| 2021 | 2 | 3 |
| 2022 | 1 | 2 |
| 2023 | 4 | 0 |
| 2024 | 2 | 7 |
| 2025 | 3 | 3 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- 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
- Method and system for millimeter wave synthetic aperture radar imaging for superficial implant monitoring23 Jun 2026US 12,663,536 B2Tata Consultancy Services Limited
- Method and system for surface wear inspection using millimeter wave radar4 Nov 2025US 12,461,230 B2Tata Consultancy Services Limited
- Imaging systems and associated methods2 Sep 2025US 12,405,368 B2Battelle Memorial Institute
- Multi-hypothesis spatially-variant autofocus system and method for focusing SAR imagery8 Apr 2025US 12,270,896 B2Raytheon Company
- 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
- Multi-point backprojection synthetic aperture radar19 Feb 2026US 2026/0050082 A1Raytheon Company
- Use of a radar sensor having a waveguide antenna array for a method for determining an estimated ego velocity value and an estimated angle value of targets20 Nov 2025US 2025/0355112 A1
- Detection of objects with a synthetic antenna24 Apr 2025US 2025/0130328 A1
Most cited
By later US patents
- 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
- Terrain elevation measurement by interferometric synthetic aperture radar (IFSAR)68US 6,011,505 AScience Applications International Corporation · 2000
- Enhanced motion compensation technique in synthetic aperture radar systems68US 6,037,893 ALitton Systems, Inc. · 2000
- Motion compensated synthetic aperture imaging system and methods for imaging67US 6,970,128 B1Raytheon Company · 2005