G01S 13/341
Wherein the rate of change of the transmitted frequency is adjusted to
Official title: {wherein the rate of change of the transmitted frequency is adjusted to give a beat of predetermined constant frequency, e.g. by adjusting the amplitude or frequency of the frequency-modulating signal}
G01S13/341 (Wherein the rate of change of the transmitted frequency is adjusted to) appears on 58 US grants and 63 published applications in this corpus.
Search patents in G01S- Granted patents
- 58
- Published applications
- 63
- Assignees
- 42
- Inventors
- 158
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 2 |
| 2007 | 3 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 0 |
| 2017 | 0 | 7 |
| 2018 | 2 | 5 |
| 2019 | 6 | 6 |
| 2020 | 5 | 4 |
| 2021 | 3 | 10 |
| 2022 | 8 | 7 |
| 2023 | 10 | 6 |
| 2024 | 5 | 1 |
| 2025 | 2 | 6 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Closed loop radar interference identification and management28 Jul 2026US 12,693,373 B2QUALCOMM Incorporated
- Radar10 Feb 2026US 12,546,857 B2Cambridge Sensoriis Ltd
- Direction of arrival (DOA) estimation using circular convolutional network27 May 2025US 12,313,774 B2NXP B. V.
- Information transmission method, information processing method, and mobile reception terminal29 Apr 2025US 12,287,392 B2Socionext Inc.
- Radar apparatus and distance measurement method15 Oct 2024US 12,117,516 B2Nippon Telegraph and Telephone Corporation
- Inter-Chirp Time Synchronization For Efficient Frequency Allocation26 Mar 2026US 2026/0086230 A1Aptiv Technologies AG
- Frequency Stitching for Radar Systems19 Mar 2026US 2026/0079249 A1NXP B. V.
- Structured neural network for radar direction of arrival estimation12 Mar 2026US 2026/0072133 A1NXP USA, Inc.
- Metamaterial asset tags for device tracking in a 3d space19 Feb 2026US 2026/0050078 A1Infinitus Holdings Inc.
- Non-linear chirp signal to mitigate signal-to-noise ratio reduction in fmcw radar8 Jan 2026US 2026/0009881 A1NXP B. V.
Most cited
By later US patents
- FM/CW sweep linearizer and method therefor35US 4,593,287 AThe Boeing Company · 1986
- Radio-electric system for locating a given object28US 4,151,525 ATelecommunications Radioelectriques et Telephoniques T. R. T. · 1979
- Radar altimeter nearest return tracking28US 4,568,938 ARockwell International Corporation · 1986
- High-precision radar range finder28US 5,546,088 ADeutsche Aerospace AG · 1996
- Hybrid FMCW-interferometry radar for positioning and monitoring and methods of using same21US 10,436,888 B2Texas Tech University System · 2019