G04G 3/02
Circuits for deriving low frequency timing pulses from pulses of higher frequency
Official title: Circuits for deriving low frequency timing pulses from pulses of higher frequency (pulse frequency dividers in general H03K23/00 - H03K29/00)
G04G3/02 (Circuits for deriving low frequency timing pulses from pulses of higher frequency) appears on 246 US grants and 40 published applications in this corpus.
Search patents in G04G- Granted patents
- 246
- Published applications
- 40
- Assignees
- 111
- Inventors
- 346
- Latest grant
- 3 Sep 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 22 | 0 |
| 1977 | 21 | 0 |
| 1978 | 24 | 0 |
| 1979 | 17 | 0 |
| 1980 | 11 | 0 |
| 1981 | 17 | 0 |
| 1982 | 10 | 0 |
| 1983 | 11 | 0 |
| 1984 | 11 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 1 | 0 |
| 1998 | 8 | 0 |
| 1999 | 5 | 0 |
| 2000 | 6 | 0 |
| 2001 | 4 | 2 |
| 2002 | 5 | 1 |
| 2003 | 3 | 5 |
| 2004 | 7 | 2 |
| 2005 | 2 | 1 |
| 2006 | 3 | 2 |
| 2007 | 1 | 1 |
| 2008 | 2 | 0 |
| 2009 | 0 | 2 |
| 2010 | 2 | 1 |
| 2011 | 0 | 1 |
| 2012 | 4 | 2 |
| 2013 | 1 | 2 |
| 2014 | 4 | 2 |
| 2015 | 1 | 1 |
| 2016 | 0 | 1 |
| 2017 | 3 | 4 |
| 2018 | 1 | 1 |
| 2019 | 3 | 0 |
| 2020 | 2 | 3 |
| 2021 | 1 | 1 |
| 2022 | 2 | 2 |
| 2023 | 2 | 0 |
| 2024 | 1 | 2 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Method and system for estimating the drift of a clock for dating seismic data samples3 Sep 2024US 12,078,970 B2Sercel
- Timepiece and control method of a timepiece6 Jun 2023US 11,669,052 B2Seiko Epson Corporation
- Managing a time reference18 Apr 2023US 11,630,481 B2Lytx, Inc.
- Methods and apparatus for low jitter fractional output dividers15 Nov 2022US 11,500,336 B1Texas Instruments Incorporated
- Managing a time reference18 Jan 2022US 11,226,650 B1Lytx, Inc.
- Real-Time Clock Device4 Dec 2025US 2025/0370413 A1Seiko Epson Corporation
- Method and system for estimating the drift of a clock for dating seismic data samples26 Dec 2024US 2024/0427296 A1
- Watch12 Dec 2024US 2024/0411274 A1Realization Desal AG
- Methods and apparatus for low jitter fractional output dividers17 Nov 2022US 2022/0365489 A1Texas Instruments Incorporated
- Managing a time reference23 Jun 2022US 2022/0197333 A1Lytx, Inc.
Most cited
By later US patents
- Device for producing a signal having a substantially temperature-independent frequency62US 6,724,266 B2ETA SA Fabriques d'Ebauches · 2004
- Time measurement system56US 5,416,435 ANokia Mobile Phones Ltd. · 1995
- Time-key integrated circuit48US 5,010,331 ADallas Semiconductor Corporation · 1991
- Method and apparatus for real time clock frequency error correction46US 6,304,517 B1Telefonaktiebolaget LM Ericsson (publ) · 2001
- High accuracy low power GPS time source43US 5,940,027 ARockwell International Corporation · 1999