G01S 15/12
Wherein the pulse-recurrence frequency is varied to provide a desired time relationship
Official title: wherein the pulse-recurrence frequency is varied to provide a desired time relationship between the transmission of a pulse and the receipt of the echo of a preceding pulse
G01S15/12 (Wherein the pulse-recurrence frequency is varied to provide a desired time relationship) appears on 18 US grants and 18 published applications in this corpus.
Search patents in G01S- Granted patents
- 18
- Published applications
- 18
- Assignees
- 22
- Inventors
- 54
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 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 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 3 |
| 2021 | 1 | 0 |
| 2022 | 1 | 2 |
| 2023 | 1 | 2 |
| 2024 | 2 | 0 |
| 2025 | 1 | 3 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Electronic apparatus and control method thereof1 Oct 2026US 2026/0299123 A1Samsung Electronics Co., Ltd.
- Fingerprint anti-counterfeiting method and apparatus, electronic device and storage medium29 Jan 2026US 2026/0030930 A1Huike (Singapore) Holding Pte. Ltd.
- Proximity and liveness detection using an ultrasonic transceiver8 May 2025US 2025/0147176 A1InvenSense, Inc.
- Ultrasonic distance sensor and method of measuring location of object using ultrasonic distance sensor10 Apr 2025US 2025/0116772 A1Samsung Electronics Co., Ltd.
- Distance measuring system and method using physically offset transducers13 Feb 2025US 2025/0052876 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Method and apparatus for eliminating substantially false echoes produced by electrical noise induced into high gain receiver circuits25US 6,545,946 B1Rosemount Aerospace Inc. · 2003
- Underwater target detection apparatus23US 3,976,968 AThe United States of America as represented by the Secretary of the Navy · 1976
- Device and method for detecting and elimination of spurious ultrasonic ranging echoes12US 5,453,932 AAdvanced Grade Technology, Inc. · 1995
- Device for a motor vehicle9US 8,244,457 B2Volkswagen Aktiengesellschaft · 2012
- Measuring device and method having superimposed reflected first measurement signal with a second measurement signal5US 8,881,603 B2Endress + Hauser Flowtec AG · 2014