G01S 15/34
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
G01S15/34 (Using transmission of continuous, frequency-modulated waves while heterodyning the received signal, or) appears on 66 US grants and 60 published applications in this corpus.
Search patents in G01S- Granted patents
- 66
- Published applications
- 60
- Assignees
- 52
- Inventors
- 165
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 1 |
| 2016 | 1 | 4 |
| 2017 | 2 | 5 |
| 2018 | 5 | 5 |
| 2019 | 5 | 6 |
| 2020 | 5 | 5 |
| 2021 | 5 | 7 |
| 2022 | 4 | 5 |
| 2023 | 5 | 4 |
| 2024 | 7 | 3 |
| 2025 | 3 | 6 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Method for elevation angle estimation based on an ultrasound sensor7 Oct 2025US 12,436,277 B2Continental Autonomous Mobility Germany GmbH
- Ultrasonic device-to-device communication for wearable devices29 Jul 2025US 12,373,156 B2Google Inc.
- Continuous wave ultrasound or acoustic non-destructive testing8 Apr 2025US 12,270,889 B2Atomic Energy of Canada Limited/éNergie Atomique Du Canada LimitéE
- Hybrid Waveform Optimization18 Jun 2026US 2026/0169160 A1Google Inc.
- Object detection apparatus28 Aug 2025US 2025/0271565 A1Denso Corporation
- Sensing apparatus and method based on photoacoustic ultrasonic sensor24 Jul 2025US 2025/0237756 A1Samsung Electronics Co., Ltd.
- Apparatus and method for detecting characteristic of object based on frequency-modulated signal8 May 2025US 2025/0147177 A1Samsung Electronics Co., Ltd.
- Ultrasonic distance sensor and method of measuring location of object using ultrasonic distance sensor10 Apr 2025US 2025/0116772 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- FMCW distance measurement process94US 6,040,898 A2000
- Doppler pseudorandom noise velocimeters28US 4,320,765 AInstitut National De La Sante Et De La Recherche Medicale (Inserm) · 1982
- Personal object detector26US 5,724,313 AInterval Research Corporation · 1998
- System for collecting and processing data relating to moving bodies20US 4,674,069 AOmron Tateisi Electronics Co. · 1987
- Personal object detector with enhanced stereo imaging capability20US 6,011,754 AInterval Research Corporation · 2000