H03M 3/368
Of noise other than the quantisation noise already being shaped inherently by
Official title: {of noise other than the quantisation noise already being shaped inherently by delta-sigma modulators}
H03M3/368 (Of noise other than the quantisation noise already being shaped inherently by) appears on 407 US grants and 323 published applications in this corpus.
Search patents in H03M- Granted patents
- 407
- Published applications
- 323
- Assignees
- 204
- Inventors
- 700
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 8 | 0 |
| 1997 | 8 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 9 | 0 |
| 2001 | 5 | 1 |
| 2002 | 9 | 3 |
| 2003 | 4 | 7 |
| 2004 | 7 | 11 |
| 2005 | 11 | 8 |
| 2006 | 8 | 6 |
| 2007 | 10 | 14 |
| 2008 | 10 | 13 |
| 2009 | 18 | 15 |
| 2010 | 16 | 11 |
| 2011 | 12 | 14 |
| 2012 | 6 | 8 |
| 2013 | 15 | 16 |
| 2014 | 19 | 16 |
| 2015 | 17 | 22 |
| 2016 | 25 | 20 |
| 2017 | 23 | 15 |
| 2018 | 17 | 14 |
| 2019 | 18 | 20 |
| 2020 | 28 | 18 |
| 2021 | 19 | 16 |
| 2022 | 18 | 15 |
| 2023 | 11 | 12 |
| 2024 | 11 | 15 |
| 2025 | 12 | 9 |
| 2026 | 7 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- DTC linearization via mismatch-noise cancellation for digital fractional-N PLLs1 Sep 2026US 12,726,212 B2The Regents of the University of California
- Second order audio continuous time delta sigma modulator with resonator16 Jun 2026US 12,658,936 B2Skyworks Solutions, Inc.
- Measurement system with correction for temperature-based converter feedback error2 Jun 2026US 12,647,124 B2Cirrus Logic, Inc.
- Sigma-delta modulator with residue converter for low-offset measurement system12 May 2026US 12,627,314 B2Cirrus Logic, Inc.
- Intermediate frequency digital-to-analog conversion (IFDAC) system24 Mar 2026US 12,587,209 B2Shure Acquisition Holdings, Inc.
- Phase-Locked Loop Circuit8 Oct 2026US 2026/0312593 A1Novatek Microelectronics Corp.
- A/d converter13 Aug 2026US 2026/0238222 A1Sony Semiconductor Solutions Corporation
- Measurement system with correction for temperature-based converter feedback error12 Feb 2026US 2026/0045955 A1Cirrus Logic International Semiconductor Ltd.
- Charge output sensors and related devices and methods8 Jan 2026US 2026/0012190 A1Skyworks Solutions, Inc.
- Read-out circuit for reading out electrical currents of 10 na and/or less and use of a read-out circuit and method for reading out the read-out circuit18 Dec 2025US 2025/0385687 A1Hahn-Schickard-Gesellschaft FüR Angewandte Forschung E. V.
Most cited
By later US patents
- Multi-loop .SIGMA. .DELTA. analog to digital converter153US 5,982,315 AQUALCOMM Incorporated · 1999
- Optical isolation amplifier with sigma-delta modulation81US 5,287,107 AHewlett-Packard Company · 1994
- Data converters with digitally filtered pulse width modulation output stages and methods and systems using the same80US 6,727,832 B1Cirrus Logic, Inc. · 2004
- MEMS-based electrically isolated analog-to-digital converter73US 6,593,870 B2Rockwell Automation Technologies, Inc. · 2003
- Implantable medical device with low power delta-sigma analog-to-digital converter63US 7,623,053 B2Medtronic, Inc. · 2009