H03M 1/183
The feedback signal controlling the gain of an amplifier or attenuator preceding
Official title: {the feedback signal controlling the gain of an amplifier or attenuator preceding the analogue/digital converter}
H03M1/183 (The feedback signal controlling the gain of an amplifier or attenuator preceding) appears on 333 US grants and 289 published applications in this corpus.
Search patents in H03M- Granted patents
- 333
- Published applications
- 289
- Assignees
- 191
- Inventors
- 661
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 8 | 2 |
| 2002 | 9 | 12 |
| 2003 | 8 | 6 |
| 2004 | 7 | 11 |
| 2005 | 4 | 10 |
| 2006 | 9 | 12 |
| 2007 | 13 | 19 |
| 2008 | 17 | 10 |
| 2009 | 15 | 11 |
| 2010 | 12 | 8 |
| 2011 | 15 | 6 |
| 2012 | 6 | 5 |
| 2013 | 5 | 9 |
| 2014 | 15 | 15 |
| 2015 | 14 | 15 |
| 2016 | 14 | 6 |
| 2017 | 11 | 7 |
| 2018 | 6 | 16 |
| 2019 | 23 | 18 |
| 2020 | 16 | 17 |
| 2021 | 16 | 5 |
| 2022 | 11 | 15 |
| 2023 | 8 | 24 |
| 2024 | 20 | 22 |
| 2025 | 17 | 4 |
| 2026 | 8 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Self-tuning current transformer5 May 2026US 12,621,589 B2Vutility, Inc.
- Method and apparatus for automatic gain control28 Apr 2026US 12,615,024 B2Intel Corporation
- Low power and wide dynamic range analog-to-digital converter31 Mar 2026US 12,591,379 B2Ambiq Micro, Inc.
- Signal measurement10 Mar 2026US 12,574,040 B2Analog Devices International Unlimited Company
- Finite impulse response input digital-to-analog converter10 Mar 2026US 12,574,045 B2Cirrus Logic, Inc.
- Under-sampling mixed-signal apparatus for adaptation of high-speed analog frontends27 Aug 2026US 2026/0254456 A1Avago Technologies International Sales Pte. Limited
- Self-tuning current transformer27 Aug 2026US 2026/0255089 A1Vutility, Inc.
- Flexible and low power cache memory architecture23 Jul 2026US 2026/0211567 A1Ambiq Micro, Inc.
- Analog-to-digital conversion device and audio device26 Mar 2026US 2026/0089440 A1Shenzhen Hollyland Technology Co., Ltd.
- Relative adaptive encoding25 Sep 2025US 2025/0301244 A1Vutility, Inc.
Most cited
By later US patents
- On board self-calibration of analog-to-digital and digital-to-analog converters116US 4,399,426 A1983
- Analog to digital conversion circuitry including backup conversion circuitry84US 6,590,517 B12003
- Audio CODEC with AGC controlled by a VOCODER62US 6,233,554 B1QUALCOMM Incorporated · 2001
- Automatic gain control circuit53US 8,228,121 B2Tyco Electronics Services GmbH · 2012
- Flash ADC receiver with reduced errors50US 6,980,140 B1Nortel Networks Limited · 2005