G06F 1/022
Waveform generators, i.e. devices for generating periodical functions of time
Official title: {Waveform generators, i.e. devices for generating periodical functions of time, e.g. direct digital synthesizers (G06F1/025, G06F1/03 take precedence)}
G06F1/022 (Waveform generators, i.e. devices for generating periodical functions of time) appears on 239 US grants and 210 published applications in this corpus.
Search patents in G06F- Granted patents
- 239
- Published applications
- 210
- Assignees
- 190
- Inventors
- 477
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 1 |
| 2002 | 2 | 3 |
| 2003 | 5 | 3 |
| 2004 | 1 | 3 |
| 2005 | 3 | 6 |
| 2006 | 4 | 4 |
| 2007 | 5 | 3 |
| 2008 | 2 | 5 |
| 2009 | 5 | 6 |
| 2010 | 2 | 2 |
| 2011 | 8 | 9 |
| 2012 | 7 | 8 |
| 2013 | 7 | 2 |
| 2014 | 8 | 11 |
| 2015 | 10 | 9 |
| 2016 | 17 | 13 |
| 2017 | 10 | 18 |
| 2018 | 10 | 10 |
| 2019 | 6 | 8 |
| 2020 | 17 | 19 |
| 2021 | 10 | 17 |
| 2022 | 19 | 13 |
| 2023 | 16 | 13 |
| 2024 | 16 | 18 |
| 2025 | 11 | 4 |
| 2026 | 7 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Techniques for circuit topologies for combined generator11 Aug 2026US 12,702,466 B2Cilag GmbH International
- Signal generator circuit for a quantum computer control device11 Aug 2026US 12,704,870 B2Rohde & Schwarz GmbH & Co.KG
- Variable phase and frequency pulse-width modulation technique28 Jul 2026US 12,694,071 B2Sim IP Hxr LLC
- Signal control system and method for quantum computing, and waveform calibration circuit9 Jun 2026US 12,651,185 B2Institute of Software, Chinese Academy of Sciences
- Sine wave generation circuit and test device12 May 2026US 12,625,512 B2Rohm Co., Ltd.
- Techniques for circuit topologies for combined generator2 Jul 2026US 2026/0183041 A1Cilag GmbH International
- Dsp circuit, test and/or measurement instrument, and signal processing method1 Jan 2026US 2026/0003384 A1
- Sine wave generation based on a flexible pulse width modulation (pwm) technique11 Dec 2025US 2025/0377687 A1STMicroelectronics International N. V.
- Control system and method14 Aug 2025US 2025/0258515 A1Cypress Semiconductor Corporation
- Electronic device and operation mode switching method thereof17 Jul 2025US 2025/0234146 A1ASUSTeK COMPUTER INC.
Most cited
By later US patents
- Techniques for operating generator for digitally generating electrical signal waveforms and surgical instruments477US 10,624,691 B2Ethicon, Inc. · 2020
- Circuits for supplying isolated direct current (DC) voltage to surgical instruments410US 10,687,884 B2Ethicon, Inc. · 2020
- Techniques for circuit topologies for combined generator360US 10,610,286 B2Ethicon, Inc. · 2020
- Generator for digitally generating electrical signal waveforms for electrosurgical and ultrasonic surgical instruments188US 10,194,973 B2Ethicon, Inc. · 2019
- Circuits and method to enable efficient generation of direct digital synthesizer based waveforms of arbitrary bandwidth154US 9,385,831 B2Raytheon Company · 2016