H03M 3/324
Characterised by means or methods for compensating or preventing more than one
Official title: {characterised by means or methods for compensating or preventing more than one type of error at a time, e.g. by synchronisation or using a ratiometric arrangement}
H03M3/324 (Characterised by means or methods for compensating or preventing more than one) appears on 693 US grants and 519 published applications in this corpus.
Search patents in H03M- Granted patents
- 693
- Published applications
- 519
- Assignees
- 276
- Inventors
- 1,091
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 8 | 0 |
| 1992 | 4 | 0 |
| 1993 | 9 | 0 |
| 1994 | 4 | 0 |
| 1995 | 8 | 0 |
| 1996 | 6 | 0 |
| 1997 | 7 | 0 |
| 1998 | 10 | 0 |
| 1999 | 7 | 0 |
| 2000 | 12 | 0 |
| 2001 | 14 | 1 |
| 2002 | 11 | 10 |
| 2003 | 11 | 14 |
| 2004 | 20 | 22 |
| 2005 | 36 | 28 |
| 2006 | 29 | 21 |
| 2007 | 35 | 24 |
| 2008 | 21 | 13 |
| 2009 | 22 | 20 |
| 2010 | 21 | 25 |
| 2011 | 25 | 19 |
| 2012 | 14 | 16 |
| 2013 | 21 | 29 |
| 2014 | 27 | 15 |
| 2015 | 20 | 22 |
| 2016 | 30 | 21 |
| 2017 | 34 | 23 |
| 2018 | 22 | 10 |
| 2019 | 17 | 26 |
| 2020 | 46 | 32 |
| 2021 | 29 | 20 |
| 2022 | 20 | 20 |
| 2023 | 21 | 28 |
| 2024 | 23 | 23 |
| 2025 | 25 | 18 |
| 2026 | 13 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Three-state buffer circuit22 Sep 2026US 12,744,543 B2Telefonaktiebolaget LM Ericsson (publ)
- Sensor circuit18 Aug 2026US 12,712,567 B2Infineon Technologies AG
- Sigma-delta modulator and method for operating a sigma-delta modulator28 Jul 2026US 12,695,464 B2Robert Bosch GmbH
- Sigma delta modulation device capable of switching order of loop filter, and loop filter for sigma delta modulation device2 Jun 2026US 12,647,128 B2The Industry & Academic Cooperation in Chungnam National University (IAC)
- Sigma-delta modulator with residue converter for low-offset measurement system12 May 2026US 12,627,314 B2Cirrus Logic, Inc.
- Delta-sigma sensing device8 Oct 2026US 2026/0312600 A1Consejo Superior De Investigaciones Cientificas (Csic)
- A/d converter13 Aug 2026US 2026/0238222 A1Sony Semiconductor Solutions Corporation
- Flat spot suppression in sigma delta converters13 Aug 2026US 2026/0238223 A1Cypress Semiconductor Corporation
- Methods and apparatus to notch filter using parallel filter circuitry30 Jul 2026US 2026/0221981 A1
- Chopper circuit for multipath chopper amplifier and corresponding method of chopping16 Jul 2026US 2026/0205075 A1NXP B. V.
Most cited
By later US patents
- High performance sigma delta based analog modem front end180US 4,972,436 AHayes Microcomputer Products, Inc. · 1990
- Delta-sigma ADC with multi-stage decimation filter and gain compensation filter122US 5,646,621 AAdvanced Micro Devices, Inc. · 1997
- Switched-capacitor integrator with chopper stabilization performed at the sampling rate111US 5,477,481 ACrystal Semiconductor Corporation · 1995
- Variable resistor circuit and a digital-to-analog converter106US 6,204,789 B1Kabushiki Kaisha Toshiba · 2001
- Chopper-stabilized analog-to-digital converter96US 7,714,757 B2Medtronic, Inc. · 2010