H03M 3/406
By the use of a pair of integrators forming a closed loop
Official title: {by the use of a pair of integrators forming a closed loop}
H03M3/406 (By the use of a pair of integrators forming a closed loop) appears on 39 US grants and 29 published applications in this corpus.
Search patents in H03M- Granted patents
- 39
- Published applications
- 29
- Assignees
- 28
- Inventors
- 67
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 6 |
| 2003 | 4 | 2 |
| 2004 | 3 | 1 |
| 2005 | 1 | 2 |
| 2006 | 1 | 1 |
| 2007 | 3 | 1 |
| 2008 | 1 | 2 |
| 2009 | 2 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 0 |
| 2012 | 0 | 2 |
| 2013 | 3 | 2 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 1 | 1 |
| 2017 | 2 | 1 |
| 2018 | 0 | 0 |
| 2019 | 2 | 3 |
| 2020 | 1 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 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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- Second order audio continuous time delta sigma modulator with resonator15 Aug 2024US 2024/0275399 A1Skyworks Solutions, Inc.
- Delta sigma modulator7 Apr 2022US 2022/0109452 A1Texas Instruments Incorporated
- Integrator Circuit for Use in a Sigma-Delta Modulator12 Mar 2020US 2020/0083899 A1Ams AG
- Continuous-time delta-sigma modulator19 Dec 2019US 2019/0386676 A1Korea University Research and Business Foundation
- Thin-film large-area classifier16 May 2019US 2019/0147329 A1International Business Machines Corporation
Most cited
By later US patents
- Multi-loop .SIGMA. .DELTA. analog to digital converter153US 5,982,315 AQUALCOMM Incorporated · 1999
- Delta-Sigma .DELTA.-.SIGMA. modulator having a dynamically tunable continuous time Gm-C architecture77US 5,729,230 AHughes Aircraft Company · 1998
- Method and apparatus for controlling stages of a multi-stage circuit51US 6,407,689 B1QUALCOMM Incorporated · 2002
- Sigma-delta-sigma modulator for high performance analog-to-digital and digital-to-analog conversion49US 6,061,008 ARockwell Science Center, Inc. · 2000
- Continuous time bandpass delta sigma modulator ADC architecture with feedforward signal compensation37US 6,396,428 B1Raytheon Company · 2002