G06G 7/163
Using a variable impedance controlled by one of the input signals, variable
Official title: using a variable impedance controlled by one of the input signals, variable amplification or transfer function {(G06G7/161, G06G7/162 take precedence)}
G06G7/163 (Using a variable impedance controlled by one of the input signals, variable) appears on 132 US grants and 56 published applications in this corpus.
Search patents in G06G- Granted patents
- 132
- Published applications
- 56
- Assignees
- 70
- Inventors
- 206
- Latest grant
- 25 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 5 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 2 | 3 |
| 2002 | 2 | 0 |
| 2003 | 1 | 3 |
| 2004 | 1 | 2 |
| 2005 | 0 | 0 |
| 2006 | 3 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 0 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 4 | 2 |
| 2018 | 0 | 0 |
| 2019 | 4 | 4 |
| 2020 | 3 | 12 |
| 2021 | 8 | 10 |
| 2022 | 13 | 3 |
| 2023 | 3 | 6 |
| 2024 | 2 | 2 |
| 2025 | 3 | 2 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Multiple-input four-quadrant multiplier126US 5,115,409 ASiemens Aktiengesellschaft · 1992
- Method and apparatus for detecting an output power of a radio frequency transmitter using a multiplier circuit86US 9,292,716 B2Marvell World Trade Ltd. · 2016
- Method and device for the storage of analog signals65US 4,054,864 ACommissariat A L' Energie Atomique · 1977
- Multiplier circuit48US 5,151,624 ASiemens Aktiengesellschaft · 1992
- Adaptive hybrid circuit46US 4,715,064 ANCR Corporation · 1987