G06G 7/26
Arbitrary function generators
Official title: Arbitrary function generators (using orthogonal functions, e.g. Fourier series, G06G7/19)
G06G7/26 (Arbitrary function generators) appears on 105 US grants and 38 published applications in this corpus.
Search patents in G06G- Granted patents
- 105
- Published applications
- 38
- Assignees
- 80
- Inventors
- 178
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 8 | 0 |
| 1978 | 7 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 7 | 1 |
| 2002 | 3 | 1 |
| 2003 | 1 | 1 |
| 2004 | 2 | 2 |
| 2005 | 0 | 5 |
| 2006 | 3 | 2 |
| 2007 | 3 | 2 |
| 2008 | 0 | 3 |
| 2009 | 3 | 5 |
| 2010 | 6 | 0 |
| 2011 | 2 | 3 |
| 2012 | 2 | 1 |
| 2013 | 2 | 1 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 1 | 2 |
| 2017 | 3 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 0 | 2 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Semiconductor device and electronic device19 May 2026US 12,632,718 B2Semiconductor Energy Laboratory Co.Ltd.
- Analog circuit12 May 2026US 12,625,834 B2Anabrid GmbH
- Function generator for the delivery of electrical signals28 Jan 2020US 10,546,158 B2Rohde & Schwarz GmbH & Co.KG
- Signal processing systems and signal processing methods16 Jul 2019US 10,355,705 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Signal generator, signal generation method, and numerically controlled oscillator10 Oct 2017US 9,787,297 B2NEC Corporation
- Semiconductor device and electronic device27 Aug 2026US 2026/0252872 A1Semiconductor Energy Laboratory Co.Ltd.
- Semiconductor device and electronic device4 Sep 2025US 2025/0280531 A1Semiconductor Energy Laboratory Co.Ltd.
- Semiconductor device and electronic device17 Jul 2025US 2025/0232167 A1Semiconductor Energy Laboratory Co.Ltd.
- Analog circuit29 Aug 2024US 2024/0289293 A1Anabrid GmbH
- Programmable analog signal processing array for time-discrete processing of analog signals30 Jun 2022US 2022/0206750 A1Ihp GmbH—Innovations for High Performance Microelectronics / Leibniz-Institut Fur Innovative Mikro
Most cited
By later US patents
- Document retrieval system using analog signal comparisons for retrieval conditions including relevant keywords120US 5,140,692 ARicoh Company, Ltd. · 1992
- Apparatus and method for generating chaotic signals and chaos device102US 5,506,795 A1996
- Waveform shaping apparatus and method41US 4,816,830 A1989
- Cascading synchronized chaotic systems37US 5,379,346 AThe United States of America as represented by the Secretary of the Navy · 1995
- Method and apparatus for substantially improving the throughput of circuit simulators30US 4,918,643 AAT&T Bell Laboratories · 1990