H03M 3/448
By removing part of the zeroes
Official title: {by removing part of the zeroes, e.g. using local feedback loops}
H03M3/448 (By removing part of the zeroes) appears on 63 US grants and 40 published applications in this corpus.
Search patents in H03M- Granted patents
- 63
- Published applications
- 40
- Assignees
- 46
- Inventors
- 110
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 6 | 3 |
| 2003 | 3 | 0 |
| 2004 | 1 | 1 |
| 2005 | 3 | 5 |
| 2006 | 3 | 2 |
| 2007 | 5 | 4 |
| 2008 | 4 | 5 |
| 2009 | 3 | 4 |
| 2010 | 2 | 3 |
| 2011 | 4 | 0 |
| 2012 | 1 | 3 |
| 2013 | 3 | 3 |
| 2014 | 3 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 3 | 1 |
| 2021 | 1 | 2 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 0 | 0 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Loop delay compensation in a delta-sigma modulator28 Jul 2020US 10,727,859 B1Texas Instruments Incorporated
- Loop delay compensation in a delta-sigma modulator23 May 2024US 2024/0171195 A1Texas Instruments Incorporated
- Loop delay compensation in a delta-sigma modulator11 Nov 2021US 2021/0351783 A1Texas Instruments Incorporated
- Loop delay compensation in a delta-sigma modulator1 Apr 2021US 2021/0099186 A1Texas Instruments Incorporated
- Suppression of noise of delta-sigma modulators25 Jun 2020US 2020/0204193 A1Cirrus Logic International Semiconductor Ltd.
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Most cited
By later US patents
- Delta-sigma modulator with oscillation detect and reset circuit93US 5,012,244 ACrystal Semiconductor Corporation · 1991
- Stabilizing mechanism for sigma-delta modulator52US 5,742,246 ANational Science Council · 1998
- Multiple mode analog-to-digital converter employing a single quantizer46US 6,362,762 B1HRL Laboratories, LLC · 2002
- Method for tone avoidance in delta-sigma converters37US 5,055,846 ACrystal Semiconductor Corporation · 1991
- High-order, plural-bit-quantization sigma-delta modulators using single-bit digital-to-analog conversion feedback34US 5,181,032 AGeneral Electric Company · 1993