H03B 23/00
Generation of oscillations periodically swept over a predetermined frequency range
Official title: Generation of oscillations periodically swept over a predetermined frequency range (angle-modulating circuits in general H03C3/00)
H03B23/00 (Generation of oscillations periodically swept over a predetermined frequency range) appears on 152 US grants and 41 published applications in this corpus.
Search patents in H03B- Granted patents
- 152
- Published applications
- 41
- Assignees
- 102
- Inventors
- 285
- Latest grant
- 27 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 6 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 6 | 0 |
| 1982 | 8 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 9 | 0 |
| 1992 | 5 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 2 | 0 |
| 2000 | 7 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 1 |
| 2003 | 4 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 1 |
| 2006 | 1 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 2 | 2 |
| 2010 | 3 | 6 |
| 2011 | 1 | 3 |
| 2012 | 3 | 0 |
| 2013 | 4 | 0 |
| 2014 | 0 | 2 |
| 2015 | 4 | 2 |
| 2016 | 1 | 2 |
| 2017 | 1 | 3 |
| 2018 | 1 | 1 |
| 2019 | 2 | 0 |
| 2020 | 2 | 4 |
| 2021 | 5 | 1 |
| 2022 | 2 | 5 |
| 2023 | 2 | 2 |
| 2024 | 2 | 2 |
| 2025 | 1 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Circuit comprising a current mirror circuit and method for operating a circuit27 Jan 2026US 12,537,481 B2Infineon Technologies AG
- Injection current modulation for chirp signal timing control13 Jan 2026US 12,523,745 B2NXP B. V.
- Oscillator circuit, corresponding radar sensor, vehicle and method of operation28 Jan 2025US 12,210,089 B2STMicroelectronics S,r.l.
- Systems and methods for digital signal chirp generation using frequency multipliers22 Oct 2024US 12,123,968 B2Mixed-Signal Devices Inc.
- Oscillator circuit, corresponding radar sensor, vehicle and method of operation23 Jan 2024US 11,879,963 B2STMicroelectronics S,r.l.
- Non-uniform coarse dco steps for improved chirp linearity23 Jul 2026US 2026/0213756 A1NXP B. V.
- Circuit comprising a current mirror circuit and method for operating a circuit25 Jul 2024US 2024/0250640 A1Infineon Technologies AG
- Oscillator circuit, corresponding radar sensor, vehicle and method of operation9 May 2024US 2024/0151844 A1STMicroelectronics S,r.l.
- Injection current modulation for chirp signal timing control28 Dec 2023US 2023/0417872 A1NXP B. V.
- Oscillator circuit, corresponding radar sensor, vehicle and method of operation22 Jun 2023US 2023/0194694 A1STMicroelectronics S,r.l.
Most cited
By later US patents
- Method and device relating to supervision and control of an oscillator signal327US 6,147,560 ATelefonaktiebolget LM Ericsson · 2000
- Direct digital FM waveform generator for radar systems116US 5,151,661 AWestinghouse Electric Corp. · 1992
- Linear swept frequency generator67US 5,751,747 ACalifornia Institute of Technology · 1998
- Circuit for generating a spread spectrum clock60US 5,610,955 AMicroClock Incorporated · 1997
- Large time-bandwidth chirp pulse generator48US 5,428,361 ARockwell International Corporation · 1995