G01S 13/524
Based upon the phase or frequency shift resulting from movement of objects
Official title: based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
G01S13/524 (Based upon the phase or frequency shift resulting from movement of objects) appears on 736 US grants and 497 published applications in this corpus.
Search patents in G01S- Granted patents
- 736
- Published applications
- 497
- Assignees
- 310
- Inventors
- 1,356
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 16 | 0 |
| 1977 | 15 | 0 |
| 1978 | 18 | 0 |
| 1979 | 7 | 0 |
| 1980 | 8 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 9 | 0 |
| 1985 | 15 | 0 |
| 1986 | 14 | 0 |
| 1987 | 16 | 0 |
| 1988 | 9 | 0 |
| 1989 | 8 | 0 |
| 1990 | 14 | 0 |
| 1991 | 6 | 0 |
| 1992 | 13 | 0 |
| 1993 | 9 | 0 |
| 1994 | 15 | 0 |
| 1995 | 12 | 0 |
| 1996 | 17 | 0 |
| 1997 | 11 | 0 |
| 1998 | 13 | 0 |
| 1999 | 5 | 0 |
| 2000 | 7 | 0 |
| 2001 | 13 | 0 |
| 2002 | 9 | 4 |
| 2003 | 12 | 18 |
| 2004 | 26 | 10 |
| 2005 | 12 | 5 |
| 2006 | 8 | 12 |
| 2007 | 9 | 11 |
| 2008 | 11 | 7 |
| 2009 | 9 | 17 |
| 2010 | 15 | 19 |
| 2011 | 12 | 9 |
| 2012 | 16 | 19 |
| 2013 | 5 | 10 |
| 2014 | 14 | 12 |
| 2015 | 15 | 14 |
| 2016 | 20 | 25 |
| 2017 | 16 | 16 |
| 2018 | 20 | 21 |
| 2019 | 19 | 29 |
| 2020 | 28 | 44 |
| 2021 | 27 | 44 |
| 2022 | 27 | 32 |
| 2023 | 33 | 26 |
| 2024 | 39 | 48 |
| 2025 | 34 | 28 |
| 2026 | 15 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01S 13/5244Adaptive clutter cancellation178
- G01S 13/53Performing filtering on a single spectral line and associated with one or144
- G01S 13/5246Post processors for coherent mti discriminators118
- G01S 13/5242With means for platform motion or scan motion compensation104
- G01S 13/526Performing filtering on the whole spectrum without loss of range information87
- G01S 13/534Based upon amplitude or phase shift resulting from movement of objects, with50
- G01S 13/5248Combining a coherent mti processor with a zero doppler processing channel and30
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Most cited
By later US patents
- Method and system for coexistence of radar and communication systems410US 9,686,789 B2Spectrum Effect Inc. · 2017
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- Method and device for detecting and evaluating objects in the vicinity of a motor vehicle200US 6,611,759 B2Robert Bosch GmbH · 2003