H03M 3/402
Arrangements specific to bandpass modulators
Official title: {Arrangements specific to bandpass modulators}
H03M3/402 (Arrangements specific to bandpass modulators) appears on 233 US grants and 169 published applications in this corpus.
Search patents in H03M- Granted patents
- 233
- Published applications
- 169
- Assignees
- 129
- Inventors
- 370
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 8 | 0 |
| 1999 | 3 | 0 |
| 2000 | 7 | 0 |
| 2001 | 4 | 0 |
| 2002 | 6 | 10 |
| 2003 | 6 | 4 |
| 2004 | 7 | 5 |
| 2005 | 7 | 7 |
| 2006 | 11 | 9 |
| 2007 | 9 | 3 |
| 2008 | 4 | 10 |
| 2009 | 10 | 5 |
| 2010 | 8 | 7 |
| 2011 | 9 | 9 |
| 2012 | 4 | 7 |
| 2013 | 12 | 6 |
| 2014 | 9 | 4 |
| 2015 | 8 | 6 |
| 2016 | 6 | 8 |
| 2017 | 19 | 13 |
| 2018 | 8 | 4 |
| 2019 | 7 | 14 |
| 2020 | 14 | 11 |
| 2021 | 9 | 5 |
| 2022 | 8 | 8 |
| 2023 | 7 | 3 |
| 2024 | 6 | 4 |
| 2025 | 1 | 4 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Data sensing circuit with parallel digital filter processing18 Aug 2026US 12,712,558 B2Sigmasense, LLC.
- Second order audio continuous time delta sigma modulator with resonator16 Jun 2026US 12,658,936 B2Skyworks Solutions, Inc.
- System for and method of analog to digital conversion using calibration13 Jan 2026US 12,525,987 B2Avago Technologies International Sales Pte. Limited
- Systems and methods for asynchronous data communication in noisy environments20 May 2025US 12,308,859 B2Acceleware Ltd.
- Data sensing circuit with parallel digital filter processing19 Nov 2024US 12,149,257 B2Sigmasense, LLC.
- Delta-sigma analog-to-digital converter and battery monitor device16 Jul 2026US 2026/0205138 A1Denso Corporation
- System for and method of analog to digital conversion using calibration4 Jun 2026US 2026/0155831 A1Avago Technologies International Sales Pte. Limited
- High-Speed Continuous-Time Delta-Sigma Modulator Including an Amplifier with Limited Gain5 Mar 2026US 2026/0066919 A1NXP B. V.
- Continuous-time bandpass sigma-delta modulator and electronic device4 Sep 2025US 2025/0279789 A1Chongqing GigaChip Technology Co., Ltd.
- Circuit and method for measuring and tuning quality factor of resonator-based loop filter in delta-sigma analog-to-digital converter5 Jun 2025US 2025/0180615 A1Mediatek Inc.
Most cited
By later US patents
- Multi-loop .SIGMA. .DELTA. analog to digital converter153US 5,982,315 AQUALCOMM Incorporated · 1999
- Method and arrangement for a sigma delta converter for bandpass signals146US 4,857,928 AMotorola, Inc. · 1989
- Sigma-delta analog-to-digital converter with filtration having controlled pole-zero locations, and apparatus therefor113US 5,392,042 AMartin Marietta Corporation · 1995
- Component insensitive, analog bandpass filter105US 5,523,719 ARockwell International Corporation · 1996
- Flexible and programmable delta-sigma analog signal converter98US 5,952,947 ARaytheon Company · 1999