H03M 3/434
With multi-level feedback
Official title: {with multi-level feedback}
H03M3/434 (With multi-level feedback) appears on 34 US grants and 28 published applications in this corpus.
Search patents in H03M- Granted patents
- 34
- Published applications
- 28
- Assignees
- 27
- Inventors
- 75
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 2 | 3 |
| 2010 | 1 | 2 |
| 2011 | 2 | 1 |
| 2012 | 2 | 4 |
| 2013 | 1 | 1 |
| 2014 | 2 | 0 |
| 2015 | 3 | 2 |
| 2016 | 2 | 3 |
| 2017 | 0 | 0 |
| 2018 | 3 | 2 |
| 2019 | 2 | 4 |
| 2020 | 4 | 2 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Delta-sigma modulators with downsampled digital integrators25 Aug 2026US 12,719,495 B2NXP B. V.
- System and method of reducing delta-sigma modulator error using force-and-correction18 Jun 2024US 12,015,426 B2NXP B. V.
- Sigma-delta analog-to-digital converter16 Apr 2024US 11,962,331 B2NXP B. V.
- Power reduction and performance enhancement techniques for delta sigma modulator20 Sep 2022US 11,451,239 B2Robert Bosch GmbH
- Class-D amplifier and method6 Apr 2021US 10,972,062 B2Taiwan Semiconductor Manufacturing Company.Ltd
- Delta-sigma modulators with downsampled digital integrators14 May 2026US 2026/0135569 A1NXP B. V.
- System and method of reducing delta-sigma modulator error using force-and-correction8 Feb 2024US 2024/0048150 A1NXP B. V.
- Sigma-delta analog-to-digital converter9 Feb 2023US 2023/0038361 A1NXP B. V.
- Power Reduction and Performance Enhancement Techniques for Delta Sigma Modulator29 Oct 2020US 2020/0343904 A1Robert Bosch GmbH
- Class-d amplifier and method28 May 2020US 2020/0169231 A1Taiwan Semiconductor Manufacturing Company.Ltd
Most cited
By later US patents
- Method and apparatus for converting capacitance to voltage66US 6,356,085 B1Pacesetter, Inc. · 2002
- Implantable medical device with low power delta-sigma analog-to-digital converter63US 7,623,053 B2Medtronic, Inc. · 2009
- Detecting overloading of an analog-to-digital converter of an implantable medical device58US 7,474,247 B1Medtronic, Inc. · 2009
- Ultra-high-speed photonic-enabled ADC based on multi-phase interferometry39US 8,953,950 B2Technion Research & Development Foundation Limited · 2015
- Five-level feed-back digital-to-analog converter for a switched capacitor sigma-delta analog-to-digital converter24US 7,102,558 B2Microchip Technology Incorporated · 2006