H03L 7/141
The phase-locked loop controlling several oscillators in turn
Official title: {the phase-locked loop controlling several oscillators in turn}
H03L7/141 (The phase-locked loop controlling several oscillators in turn) appears on 27 US grants and 14 published applications in this corpus.
Search patents in H03L- Granted patents
- 27
- Published applications
- 14
- Assignees
- 24
- Inventors
- 58
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 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 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 1 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 4 | 2 |
| 2020 | 2 | 2 |
| 2021 | 1 | 1 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 2 |
| 2025 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Stable scalable digital frequency reference21 Oct 2025US 12,451,893 B2National Research Council of Canada
- Stable scalable digital frequency reference17 Jun 2025US 12,334,940 B2National Research Council of Canada
- Frequency synthesizer29 Mar 2022US 11,290,118 B2Texas Instruments Incorporated
- Systems and methods for mitigation of nonlinearity related phase noise degradations11 May 2021US 11,005,481 B2Apple Inc.
- Clock screening with programmable counter-based clock interface and time-to-digital converter with high resolution and wide range operation7 Jul 2020US 10,707,854 B2QUALCOMM Incorporated
- Stable scalable digital frequency reference20 Jun 2024US 2024/0204787 A1National Research Council of Canada
- Stable scalable digital frequency reference23 May 2024US 2024/0171183 A1National Research Council of Canada
- Stable scalable digital frequency reference15 Dec 2022US 2022/0399896 A1National Research Council of Canada
- Frequency synthesizer16 Dec 2021US 2021/0391866 A1Texas Instruments Incorporated
- Systems and Methods for Mitigation of Nonlinearity Related Phase Noise Degradations4 Jun 2020US 2020/0177190 A1Intel Corporation
Most cited
By later US patents
- Microwave transmitter and communications system24US 5,781,847 AU. S. Philips Corporation · 1998
- Automatic oscillator frequency control system20US 4,550,292 AThe United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 1985
- Phase-locked loop capable of generating a plurality of stable frequency signals17US 4,629,999 ANorth American Philips Corporation · 1986
- Phase detector with frequency steering16US 6,327,319 B1Motorola, Inc. · 2001
- Signal generator15US 4,259,744 AThe United States of America as represented by the Secretary of the Navy · 1981