H03M 3/44
With provisions for rendering the modulator inherently stable
Official title: {with provisions for rendering the modulator inherently stable}
H03M3/44 (With provisions for rendering the modulator inherently stable) appears on 132 US grants and 93 published applications in this corpus.
Search patents in H03M- Granted patents
- 132
- Published applications
- 93
- Assignees
- 84
- Inventors
- 233
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 1 |
| 2002 | 7 | 3 |
| 2003 | 4 | 1 |
| 2004 | 3 | 2 |
| 2005 | 6 | 9 |
| 2006 | 5 | 3 |
| 2007 | 7 | 9 |
| 2008 | 10 | 9 |
| 2009 | 3 | 5 |
| 2010 | 5 | 4 |
| 2011 | 4 | 1 |
| 2012 | 1 | 4 |
| 2013 | 4 | 3 |
| 2014 | 7 | 4 |
| 2015 | 4 | 5 |
| 2016 | 6 | 5 |
| 2017 | 4 | 1 |
| 2018 | 1 | 1 |
| 2019 | 3 | 5 |
| 2020 | 10 | 4 |
| 2021 | 2 | 5 |
| 2022 | 5 | 5 |
| 2023 | 3 | 0 |
| 2024 | 1 | 3 |
| 2025 | 1 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Second order audio continuous time delta sigma modulator with resonator16 Jun 2026US 12,658,936 B2Skyworks Solutions, Inc.
- Loop delay compensation in a delta-sigma modulator13 Jan 2026US 12,525,989 B2Texas Instruments Incorporated
- Delta-sigma modulator with anti-windup circuit9 Dec 2025US 12,494,798 B2Politecnico Di Torino
- Loop delay compensation in a delta-sigma modulator12 Mar 2024US 11,929,765 B2Texas Instruments Incorporated
- Digital filter18 Jul 2023US 11,706,062 B1Dialog Semiconductor GmbH
- Continuous-Time Delta-Sigma Modulator with Capacitive Feed-ins5 Mar 2026US 2026/0066918 A1NXP B. V.
- Delta-sigma modulator with anti-windup circuit3 Oct 2024US 2024/0333302 A1Politecnico Di Torino
- Second order audio continuous time delta sigma modulator with resonator15 Aug 2024US 2024/0275399 A1Skyworks Solutions, Inc.
- Loop delay compensation in a delta-sigma modulator23 May 2024US 2024/0171195 A1Texas Instruments Incorporated
- Quantizer for sigma-delta modulator, sigma-delta modulator, and noise-shaped method29 Dec 2022US 2022/0416808 A1Institute of Microelectronics, Chinese Academy of Sciences
Most cited
By later US patents
- CMOS differential amplifier for a delta sigma modulator applicable for an analog-to-digital converter96US 6,018,262 AYamaha Corporation · 2000
- Delta-sigma modulator with oscillation detect and reset circuit93US 5,012,244 ACrystal Semiconductor Corporation · 1991
- Signal processing system with analog-to-digital converter using delta-sigma modulation having an internal stabilizer loop74US 7,183,957 B1Cirrus Logic, Inc. · 2007
- Sigma delta modulator66US 5,311,181 AAnalog Devices, Inc. · 1994
- Switched-capacitor sigma-delta analog-to-digital converter with input voltage overload protection64US 6,040,793 AAnalog Devices, Inc. · 2000