G01S 13/52
Discriminating between fixed and moving objects or between objects moving at different
Official title: Discriminating between fixed and moving objects or between objects moving at different speeds
G01S13/52 (Discriminating between fixed and moving objects or between objects moving at different) appears on 2,092 US grants and 2,026 published applications in this corpus.
Search patents in G01S- Granted patents
- 2,092
- Published applications
- 2,026
- Assignees
- 873
- Inventors
- 4,240
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 27 | 0 |
| 1977 | 27 | 0 |
| 1978 | 25 | 0 |
| 1979 | 14 | 0 |
| 1980 | 19 | 0 |
| 1981 | 9 | 0 |
| 1982 | 11 | 0 |
| 1983 | 8 | 0 |
| 1984 | 15 | 0 |
| 1985 | 25 | 0 |
| 1986 | 20 | 0 |
| 1987 | 25 | 0 |
| 1988 | 12 | 0 |
| 1989 | 19 | 0 |
| 1990 | 17 | 0 |
| 1991 | 8 | 0 |
| 1992 | 18 | 0 |
| 1993 | 19 | 0 |
| 1994 | 25 | 0 |
| 1995 | 22 | 0 |
| 1996 | 35 | 0 |
| 1997 | 19 | 0 |
| 1998 | 22 | 0 |
| 1999 | 16 | 0 |
| 2000 | 23 | 0 |
| 2001 | 22 | 5 |
| 2002 | 17 | 9 |
| 2003 | 21 | 34 |
| 2004 | 41 | 26 |
| 2005 | 23 | 23 |
| 2006 | 25 | 24 |
| 2007 | 20 | 24 |
| 2008 | 29 | 27 |
| 2009 | 20 | 50 |
| 2010 | 38 | 42 |
| 2011 | 30 | 39 |
| 2012 | 31 | 47 |
| 2013 | 28 | 46 |
| 2014 | 41 | 40 |
| 2015 | 56 | 57 |
| 2016 | 53 | 68 |
| 2017 | 56 | 89 |
| 2018 | 58 | 96 |
| 2019 | 99 | 132 |
| 2020 | 117 | 167 |
| 2021 | 116 | 185 |
| 2022 | 117 | 186 |
| 2023 | 140 | 153 |
| 2024 | 164 | 191 |
| 2025 | 155 | 165 |
| 2026 | 95 | 101 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01S 13/56For presence detection887
- G01S 13/522Using transmissions of interrupted pulse modulated waves803
- G01S 13/536Using transmission of continuous unmodulated waves, amplitude-, frequency-, or phase-modulated waves283
- G01S 13/538Eliminating objects that have not moved between successive antenna scans43
Recent patents
- Interference mitigation in high resolution radars6 Oct 2026US 12,754,279 B2GM Cruise Holdings LLC
- Motion detecting method and related motion detecting system6 Oct 2026US 12,754,306 B2RichWave Technology Corp.
- UWB moving object detection and alerting6 Oct 2026US 12,754,308 B2Ford Global Technologies, LLC
- Device, system, and method for tracking an object using radar data and imager data22 Sep 2026US 12,742,852 B2Trackman A/S
- Vehicle radar sensor utilizing non-uniform frequency modulated continuous wave (FMCW) chirps22 Sep 2026US 12,742,854 B2Aurora Operations, Inc.
- Method and apparatus for target sensing8 Oct 2026US 2026/0309835 A1TP-Link Systems Inc.
- Cfar os detection hardware with comparison circuitry8 Oct 2026US 2026/0309842 A1Texas Instruments Incorporated
- Radar method and system for detecting targets at different speeds8 Oct 2026US 2026/0309856 A1Inxpect S.p.A.
- Electronic device and method for performing ranging through uwb communication1 Oct 2026US 2026/0299109 A1Hyundai Mobis Co., Ltd.
- Method and system for managing by radar secure access to a hazardous environment with restricted access24 Sep 2026US 2026/0287737 A1Inxpect S.p.A.
Most cited
By later US patents
- Smart blind spot sensor535US 5,325,096 AVorad Safety Systems, Inc. · 1994
- Method and system for coexistence of radar and communication systems410US 9,686,789 B2Spectrum Effect Inc. · 2017
- Method and system for coexistence of radar and communication systems409US 9,635,669 B2Spectrum Effect Inc. · 2017
- Method and system for coexistence of radar and communication systems409US 9,674,836 B2Spectrum Effect Inc. · 2017
- Ultra-wideband radar motion sensor302US 5,361,070 AThe Regents of the University of California · 1994