H03C 3/0966
Modulating the reference clock
Official title: {modulating the reference clock}
H03C3/0966 (Modulating the reference clock) appears on 202 US grants and 124 published applications in this corpus.
Search patents in H03C- Granted patents
- 202
- Published applications
- 124
- Assignees
- 113
- Inventors
- 348
- Latest grant
- 16 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 5 | 0 |
| 1984 | 8 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 9 | 0 |
| 2000 | 8 | 0 |
| 2001 | 5 | 1 |
| 2002 | 2 | 7 |
| 2003 | 2 | 5 |
| 2004 | 6 | 10 |
| 2005 | 9 | 4 |
| 2006 | 6 | 10 |
| 2007 | 9 | 12 |
| 2008 | 9 | 5 |
| 2009 | 10 | 1 |
| 2010 | 3 | 5 |
| 2011 | 7 | 6 |
| 2012 | 2 | 1 |
| 2013 | 5 | 4 |
| 2014 | 5 | 1 |
| 2015 | 3 | 4 |
| 2016 | 3 | 4 |
| 2017 | 6 | 5 |
| 2018 | 5 | 4 |
| 2019 | 3 | 6 |
| 2020 | 13 | 14 |
| 2021 | 9 | 8 |
| 2022 | 6 | 3 |
| 2023 | 2 | 1 |
| 2024 | 2 | 2 |
| 2025 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Clock duty cycle adjustment and calibration circuit and method of operating same16 Sep 2025US 12,416,939 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Method and apparatus for applying phase shift to digital phase-locked loop circuit to adjust frequency of local oscillator signal used by down-conversion10 Jun 2025US 12,328,126 B2Airoha Technology Corp.
- Precision high frequency phase adders16 Apr 2024US 11,962,273 B2NEC Advanced Networks, Inc.
- Hybrid fractional-N sampling phase locked loop (PLL) with accurate digital-to-time converter (DTC) calibration13 Feb 2024US 11,901,906 B1Cisco Technology, Inc.
- Clock duty cycle adjustment and calibration circuit and method of operating same30 May 2023US 11,662,762 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Clock circuit and method of operating same6 Nov 2025US 2025/0341855 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Method and apparatus for applying phase shift to digital phase-locked loop circuit to adjust frequency of local oscillator signal used by down-conversion20 Jun 2024US 2024/0204786 A1Airoha Technology Corp.
- Hybrid fractional-n sampling phase locked loop (pll) with accurate digital-to-time converter (dtc) calibration15 Feb 2024US 2024/0056085 A1Cisco Technology, Inc.
- Clock duty cycle adjustment and calibration circuit and method of operating same21 Sep 2023US 2023/0297130 A1Taiwan Semiconductor Manufacturing Company.Ltd
- Clock duty cycle adjustment and calibration circuit and method of operating same7 Jul 2022US 2022/0214711 A1Taiwan Semiconductor Manufacturing Company.Ltd
Most cited
By later US patents
- Direct digital synthesis of precise, stable angle modulated RF signal161US 5,952,895 ATropian, Inc. · 1999
- Spread spectrum clock generator and associated method160US 5,488,627 ALexmark International, Inc. · 1996
- Frequency synthesizer systems and methods for three-point modulation with a DC response147US 5,834,987 AErcisson Inc. · 1998
- Spread spectrum clock generator106US 5,631,920 ALexmark International, Inc. · 1997
- Hybrid of predictive and closed-loop phase-domain digital PLL architecture67US 6,809,598 B1Texas Instruments Incorporated · 2004