H03M 3/348
Using return-to-zero signals
Official title: {using return-to-zero signals}
H03M3/348 (Using return-to-zero signals) appears on 28 US grants and 16 published applications in this corpus.
Search patents in H03M- Granted patents
- 28
- Published applications
- 16
- Assignees
- 24
- Inventors
- 52
- Latest grant
- 14 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 1 |
| 2005 | 2 | 1 |
| 2006 | 2 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 1 | 0 |
| 2010 | 0 | 1 |
| 2011 | 2 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 1 |
| 2017 | 2 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 2 |
| 2020 | 3 | 1 |
| 2021 | 1 | 1 |
| 2022 | 2 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Clocking scheme for reduced noise in continuous-time sigma-delta adcs preliminary class14 Jan 2025US 12,199,629 B2InvenSense, Inc.
- Converter circuit, corresponding device and offset compensation method21 Jun 2022US 11,368,165 B2STMicroelectronics S,r.l.
- System and method for current digital-to-analog converter8 Feb 2022US 11,245,410 B1Infineon Technologies AG
- Background calibration of non-linearity of samplers and amplifiers in ADCs26 Oct 2021US 11,159,169 B2Analog Devices, Inc.
- Device and method for digital to analog conversion15 Sep 2020US 10,778,240 B1Realtek Semiconductor Corp.
- A/d converter13 Aug 2026US 2026/0238222 A1Sony Semiconductor Solutions Corporation
- Clocking scheme for reduced noise in continuous-time sigma-delta adcs8 Aug 2024US 2024/0267055 A1InvenSense, Inc.
- Converter circuit, corresponding device and offset compensation method7 Oct 2021US 2021/0314000 A1STMicroelectronics S,r.l.
- Background calibration of non-linearity of samplers and amplifiers in adcs3 Sep 2020US 2020/0280320 A1Analog Devices, Inc.
- Background calibration of non-linearity of samplers and amplifiers in adcs8 Aug 2019US 2019/0245550 A1Analog Devices, Inc.
Most cited
By later US patents
- High performance sigma delta based analog modem front end180US 4,972,436 AHayes Microcomputer Products, Inc. · 1990
- Sigma-delta analog-to-digital converter27US 6,369,730 B1U. S. Philips Corporation · 2002
- Digital-to-analog converter with delta-sigma modulation21US 5,245,345 AYamaha Corporation · 1993
- Low noise transmission of output data from a delta-sigma modulator17US 5,528,239 ACrystal Semiconductor Corporation · 1996
- D/A converter17US 6,114,981 AKabushiki Kaisha Toshiba · 2000