H03L 7/189
Comprising a d/a converter for generating a coarse tuning voltage
Official title: comprising a D/A converter for generating a coarse tuning voltage
H03L7/189 (Comprising a d/a converter for generating a coarse tuning voltage) appears on 168 US grants and 76 published applications in this corpus.
Search patents in H03L- Granted patents
- 168
- Published applications
- 76
- Assignees
- 107
- Inventors
- 298
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 4 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 10 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 0 | 0 |
| 2002 | 7 | 5 |
| 2003 | 7 | 3 |
| 2004 | 4 | 3 |
| 2005 | 3 | 3 |
| 2006 | 3 | 2 |
| 2007 | 1 | 2 |
| 2008 | 3 | 4 |
| 2009 | 2 | 4 |
| 2010 | 3 | 4 |
| 2011 | 3 | 1 |
| 2012 | 0 | 1 |
| 2013 | 5 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 2 | 2 |
| 2017 | 2 | 2 |
| 2018 | 1 | 1 |
| 2019 | 2 | 4 |
| 2020 | 13 | 10 |
| 2021 | 7 | 7 |
| 2022 | 8 | 7 |
| 2023 | 5 | 5 |
| 2024 | 7 | 2 |
| 2025 | 5 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
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- Signal transmission device28 Dec 2023US 2023/0421348 A1Rohm Co., Ltd.
Most cited
By later US patents
- Fast settling phase locked loop156US 5,334,952 ASpectraLink Corporation · 1994
- Oscillator circuit with first and second frequency control elements114US 5,898,345 AMatsushita Electric Industrial Co., Ltd. · 1999
- Frequency synthesizer having compensation for nonlinearities95US 4,980,652 ANippon Telegraph and Telephone Corporation · 1990
- Digital phase locked loop circuit83US 5,552,727 AMitsubishi Denki Kabushiki Kaisha · 1996
- Method and apparatus for autocalibrating the center frequency of a voltage controlled oscillator of a phase locked loop78US 5,696,468 AQUALCOMM Incorporated · 1997