G01S 13/581
Using transmission of interrupted pulse modulated waves and based upon the doppler
Official title: {using transmission of interrupted pulse modulated waves and based upon the Doppler effect resulting from movement of targets}
G01S13/581 (Using transmission of interrupted pulse modulated waves and based upon the doppler) appears on 578 US grants and 719 published applications in this corpus.
Search patents in G01S- Granted patents
- 578
- Published applications
- 719
- Assignees
- 350
- Inventors
- 1,595
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 7 | 0 |
| 1995 | 1 | 0 |
| 1996 | 6 | 0 |
| 1997 | 6 | 0 |
| 1998 | 8 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 1 |
| 2002 | 3 | 2 |
| 2003 | 3 | 2 |
| 2004 | 4 | 4 |
| 2005 | 3 | 7 |
| 2006 | 5 | 3 |
| 2007 | 4 | 1 |
| 2008 | 1 | 2 |
| 2009 | 6 | 6 |
| 2010 | 4 | 8 |
| 2011 | 5 | 12 |
| 2012 | 12 | 6 |
| 2013 | 7 | 14 |
| 2014 | 5 | 9 |
| 2015 | 13 | 18 |
| 2016 | 15 | 21 |
| 2017 | 17 | 19 |
| 2018 | 16 | 29 |
| 2019 | 21 | 48 |
| 2020 | 45 | 66 |
| 2021 | 43 | 70 |
| 2022 | 51 | 77 |
| 2023 | 51 | 65 |
| 2024 | 79 | 91 |
| 2025 | 67 | 81 |
| 2026 | 37 | 57 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- MIMO sensor, method for determining direction-of-arrival approximation degree, and target information matching method15 Sep 2026US 12,736,623 B2Calterah Semiconductor Technology (Shanghai) Co., Ltd.
- Radar velocity determination15 Sep 2026US 12,736,656 B1Zoox, Inc.
- Labelling object data with radar signatures15 Sep 2026US 12,736,661 B1Zoox, Inc.
- Ultra-wideband-based fall detection15 Sep 2026US 12,738,140 B2Samsung Electronics Co., Ltd.
- Device and method for removing clutter in radar system1 Sep 2026US 12,724,113 B2Agency for Defense Development
- Multi-axis Radar Velocity Image from Stereo Doppler Radar8 Oct 2026US 2026/0309857 A1Waymo LLC
- Disambiguation of multiple objects in radar data24 Sep 2026US 2026/0287729 A1
- Radar velocity determination17 Sep 2026US 2026/0276806 A1Zoox, Inc.
- Systems for Sensing Doppler Shifts10 Sep 2026US 2026/0266978 A1Quantum Valley Ideas Laboratories
- Frequency and timing offset estimation in bistatic radar3 Sep 2026US 2026/0259301 A1GM Global Technology Operations LLC
Most cited
By later US patents
- Smart blind spot sensor535US 5,325,096 AVorad Safety Systems, Inc. · 1994
- Body monitoring and imaging apparatus and method309US 5,573,012 AThe Regents of the University of California · 1996
- Body monitoring and imaging apparatus and method249US 5,766,208 AThe Regents of the University of California · 1998
- Wireless control of unmanned aerial vehicle with distance ranging and channel sensing156US 10,613,209 B2QUALCOMM Incorporated · 2020
- SSB pulse Doppler sensor and active reflector system115US 6,492,933 B1McEwan Technologies, LLC · 2002