G01S 13/347
Using more than one modulation frequency
Official title: {using more than one modulation frequency}
G01S13/347 (Using more than one modulation frequency) appears on 214 US grants and 271 published applications in this corpus.
Search patents in G01S- Granted patents
- 214
- Published applications
- 271
- Assignees
- 145
- Inventors
- 548
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 3 |
| 2004 | 1 | 3 |
| 2005 | 1 | 3 |
| 2006 | 4 | 3 |
| 2007 | 2 | 0 |
| 2008 | 0 | 4 |
| 2009 | 2 | 5 |
| 2010 | 5 | 6 |
| 2011 | 5 | 7 |
| 2012 | 7 | 7 |
| 2013 | 4 | 4 |
| 2014 | 3 | 9 |
| 2015 | 3 | 8 |
| 2016 | 8 | 9 |
| 2017 | 5 | 15 |
| 2018 | 12 | 14 |
| 2019 | 9 | 17 |
| 2020 | 16 | 20 |
| 2021 | 12 | 39 |
| 2022 | 23 | 16 |
| 2023 | 20 | 24 |
| 2024 | 20 | 19 |
| 2025 | 23 | 18 |
| 2026 | 10 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vehicle radar sensor utilizing non-uniform frequency modulated continuous wave (FMCW) chirps22 Sep 2026US 12,742,854 B2Aurora Operations, Inc.
- Environment sensing using radio frequencies25 Aug 2026US 12,719,624 B2QUALCOMM Incorporated
- Radar apparatus and moving object equipped with radar apparatus11 Aug 2026US 12,704,592 B2Murata Manufacturing Co., Ltd.
- Signal processing method and apparatus11 Aug 2026US 12,704,624 B2Yinwang Intelligent Technologies Co., Ltd.
- MIMO radar using a frequency scanning antenna4 Aug 2026US 12,699,173 B2Provizio Limited
- Radar apparatus and method for operating a radar apparatus20 Aug 2026US 2026/0243877 A1
- An automotive radar transceiver system with increased angular separability6 Aug 2026US 2026/0227506 A1
- Estimating device, estimating method, and recording medium23 Jul 2026US 2026/0211098 A1Panasonic Intellectual Property Management Co., Ltd.
- Device and method for performing radar-communication using frequency hopping in wireless communication system9 Jul 2026US 2026/0194622 A1Korea Advanced Institute of Science and Technology
- Radar transceiver arrangement9 Jul 2026US 2026/0194644 A1
Most cited
By later US patents
- Stepped frequency ground penetrating radar94US 5,325,095 AThe United States of America as represented by the United States Department of Energy · 1994
- Vehicle collision radar with randomized FSK waveform94US 6,028,548 AAutomotive Systems Laboratory, Inc. · 2000
- Wide band stepped frequency ground penetrating radar90US 5,499,029 AEG&G Energy Measurements, Inc. · 1996
- Anti-jam FM/CW radar85US 5,892,477 ATRW Inc. · 1999
- Vehicular radar system with self-interference cancellation85US 9,791,551 B1Uhnder, Inc. · 2017