G01S 17/34
Using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or
Official title: using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or a signal derived therefrom, with a locally-generated signal related to the contemporaneously transmitted signal
G01S17/34 (Using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or) appears on 814 US grants and 1,112 published applications in this corpus.
Search patents in G01S- Granted patents
- 814
- Published applications
- 1,112
- Assignees
- 311
- Inventors
- 1,277
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 4 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 3 |
| 2003 | 3 | 2 |
| 2004 | 0 | 1 |
| 2005 | 2 | 4 |
| 2006 | 3 | 3 |
| 2007 | 4 | 6 |
| 2008 | 1 | 4 |
| 2009 | 5 | 7 |
| 2010 | 7 | 5 |
| 2011 | 7 | 11 |
| 2012 | 0 | 7 |
| 2013 | 9 | 8 |
| 2014 | 9 | 14 |
| 2015 | 15 | 16 |
| 2016 | 7 | 18 |
| 2017 | 14 | 11 |
| 2018 | 16 | 26 |
| 2019 | 22 | 77 |
| 2020 | 32 | 81 |
| 2021 | 74 | 133 |
| 2022 | 119 | 174 |
| 2023 | 124 | 139 |
| 2024 | 123 | 162 |
| 2025 | 120 | 120 |
| 2026 | 71 | 79 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Techniques for providing combined signal to multi-mode waveguide photodetector29 Sep 2026US 12,748,193 B2Aeva, Inc.
- Active imaging system8 Sep 2026US 12,730,201 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Velocity estimation and object tracking for autonomous vehicle applications1 Sep 2026US 12,724,407 B2Waymo LLC
- Method and device for scanning distance and velocity determination25 Aug 2026US 12,717,000 B2Carl Zeiss AG
- Lidar sensor system8 Oct 2026US 2026/0309848 A1Aurora Operations, Inc.
- Techniques for alignment of target and local oscillator beams to photodiode detector1 Oct 2026US 2026/0299248 A1Aeva, Inc.
- Lidar system with radiative waveguide array or radiative waveguide surface and feed waveguide10 Sep 2026US 2026/0266959 A1AUMOVIO Autonomous Mobility Germany GmbH
- Distance measurement system10 Sep 2026US 2026/0266971 A1Hitachi High-Tech Corporation
- Light Detection and Ranging (LIDAR) Sensor System Using Digital Down Conversion10 Sep 2026US 2026/0266994 A1Aurora Operations, Inc.
Most cited
By later US patents
- System and method for calibrating video and lidar subsystems166US 9,134,402 B2Digital Signal Corporation · 2015
- Single chip scanning lidar and method of producing the same134US 9,310,471 B2HRL Laboratories, LLC · 2016
- Frequency modulated lasar radar102US 4,830,486 A1989
- Circuitry for processing signals occurring in a heterodyne interferometer100US 6,147,763 ARobert Bosch GmbH · 2000
- Chirped coherent laser radar system and method98US 7,511,824 B2Digital Signal Corporation · 2009