H03K 23/66
With a variable counting base
Official title: with a variable counting base, e.g. by presetting or by adding or suppressing pulses
H03K23/66 (With a variable counting base) appears on 615 US grants and 277 published applications in this corpus.
Search patents in H03K- Granted patents
- 615
- Published applications
- 277
- Assignees
- 293
- Inventors
- 930
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 18 | 0 |
| 1977 | 22 | 0 |
| 1978 | 12 | 0 |
| 1979 | 7 | 0 |
| 1980 | 11 | 0 |
| 1981 | 12 | 0 |
| 1982 | 15 | 0 |
| 1983 | 16 | 0 |
| 1984 | 13 | 0 |
| 1985 | 12 | 0 |
| 1986 | 17 | 0 |
| 1987 | 10 | 0 |
| 1988 | 5 | 0 |
| 1989 | 6 | 0 |
| 1990 | 10 | 0 |
| 1991 | 11 | 0 |
| 1992 | 6 | 0 |
| 1993 | 10 | 0 |
| 1994 | 10 | 0 |
| 1995 | 4 | 0 |
| 1996 | 13 | 0 |
| 1997 | 7 | 0 |
| 1998 | 12 | 0 |
| 1999 | 15 | 0 |
| 2000 | 26 | 0 |
| 2001 | 9 | 5 |
| 2002 | 20 | 12 |
| 2003 | 22 | 16 |
| 2004 | 21 | 23 |
| 2005 | 23 | 17 |
| 2006 | 14 | 18 |
| 2007 | 18 | 10 |
| 2008 | 10 | 19 |
| 2009 | 13 | 13 |
| 2010 | 14 | 22 |
| 2011 | 21 | 24 |
| 2012 | 18 | 16 |
| 2013 | 23 | 14 |
| 2014 | 17 | 13 |
| 2015 | 10 | 12 |
| 2016 | 10 | 7 |
| 2017 | 11 | 3 |
| 2018 | 5 | 5 |
| 2019 | 7 | 6 |
| 2020 | 10 | 5 |
| 2021 | 3 | 7 |
| 2022 | 8 | 3 |
| 2023 | 2 | 2 |
| 2024 | 4 | 0 |
| 2025 | 2 | 2 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Processing device, processing system, and processing method16 Dec 2025US 12,498,753 B2NEC Corporation
- Multi-mode frequency division circuit21 Oct 2025US 12,451,889 B2Montage Electronics (Shanghai) Co., Ltd.
- Frequency divider, electronic device and frequency dividing method31 Dec 2024US 12,184,284 B2Beijing ESWIN Computing Technology Co., Ltd.
- Frequency divider and memory device including the same19 Nov 2024US 12,149,247 B2Samsung Electronics Co., Ltd.
- Compensation circuit and method for frequency divider circuit14 May 2024US 11,984,901 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Programmable high-speed frequency divider23 Jul 2026US 2026/0213759 A1STMicroelectronics International N. V.
- Digital Frequency Divider, Voltage Supply, and Method for Operating and Testing a Voltage Supply29 Jan 2026US 2026/0031820 A1KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
- Clock divider and clock division method using same8 Jan 2026US 2026/0012185 A1Itda Semiconductor Co., Ltd.
- Multi-mode frequency division circuit6 Feb 2025US 2025/0047287 A1Montage Electronics (Shanghai) Co., Ltd.
- Processing device, processing system, and processing method23 Jan 2025US 2025/0028351 A1NEC Corporation
Most cited
By later US patents
- High speed digital programmable frequency divider76US 4,951,303 A1990
- Unitary phase and frequency adjust network for a multiple frequency digital phase locked loop62US 4,573,017 AMotorola, Inc. · 1986
- Programmable wide-range frequency synthesizer62US 6,114,915 AAltera Corporation · 2000
- Time-interleaved multi-modulus frequency divider61US 8,847,637 B1Massachusetts Institute of Technology · 2014
- Delay lock loop circuit useful in a synchronous system and associated methods53US 6,680,874 B1Micron Technology, Inc. · 2004