G01S 13/286
Frequency shift keyed
Official title: {frequency shift keyed}
G01S13/286 (Frequency shift keyed) appears on 44 US grants and 31 published applications in this corpus.
Search patents in G01S- Granted patents
- 44
- Published applications
- 31
- Assignees
- 41
- Inventors
- 112
- Latest grant
- 11 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 2 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 3 |
| 2017 | 0 | 0 |
| 2018 | 2 | 3 |
| 2019 | 1 | 2 |
| 2020 | 4 | 3 |
| 2021 | 1 | 0 |
| 2022 | 2 | 6 |
| 2023 | 1 | 2 |
| 2024 | 6 | 3 |
| 2025 | 1 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Combination deterministic and stochastic waveform generator11 Nov 2025US 12,468,013 B1
- Radar device and transmitting/receiving array antenna19 Nov 2024US 12,146,978 B2Panasonic Automotive Systems Co., Ltd.
- Parameter defined stepped frequency waveform for radar19 Nov 2024US 12,146,980 B2Aptiv Technologies AG
- Application of adaptive pulse compression (APC) in cluttered radar cross-section (RCS) measurements29 Oct 2024US 12,130,376 B2The Board of Regents of the University of Oklahoma
- Object range and velocity detection from varying radar pulse repetition times17 Sep 2024US 12,092,724 B2Aptiv Technologies AG
- Angle determining method and apparatus11 Jun 2026US 2026/0160876 A1
- Radar device and transmitting/receiving array antenna20 Nov 2025US 2025/0355079 A1Panasonic Automotive Systems Co., Ltd.
- Apparatus, radar system and method27 Mar 2025US 2025/0102619 A1Infineon Technologies AG
- Joint communication and sensing applications13 Feb 2025US 2025/0052893 A1Apple Inc.
- Application of Adaptive Pulse Compression (APC) in Cluttered Radar Cross-Section (RCS) Measurements22 Aug 2024US 2024/0280665 A1The Board of Regents of the University of Oklahoma
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
- Wide band stepped frequency ground penetrating radar90US 5,499,029 AEG&G Energy Measurements, Inc. · 1996
- High accuracy, high integrity scene mapped navigation86US 6,347,264 B2Winged Systems Corporation · 2002
- High resolution autonomous precision approach and landing system72US 5,654,890 ALockheed Martin Corporation · 1997
- Coherent, frequency multiplexed radar65US 5,646,623 A1997