G06F 1/025
For functions having two-valued amplitude
Official title: for functions having two-valued amplitude, e.g. Walsh functions
G06F1/025 (For functions having two-valued amplitude) appears on 253 US grants and 137 published applications in this corpus.
Search patents in G06F- Granted patents
- 253
- Published applications
- 137
- Assignees
- 165
- Inventors
- 420
- Latest grant
- 23 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 7 | 0 |
| 1993 | 7 | 0 |
| 1994 | 8 | 0 |
| 1995 | 11 | 0 |
| 1996 | 8 | 0 |
| 1997 | 11 | 0 |
| 1998 | 5 | 0 |
| 1999 | 10 | 0 |
| 2000 | 10 | 0 |
| 2001 | 13 | 5 |
| 2002 | 11 | 17 |
| 2003 | 16 | 8 |
| 2004 | 6 | 6 |
| 2005 | 9 | 10 |
| 2006 | 11 | 11 |
| 2007 | 11 | 11 |
| 2008 | 10 | 9 |
| 2009 | 10 | 10 |
| 2010 | 11 | 8 |
| 2011 | 8 | 10 |
| 2012 | 8 | 7 |
| 2013 | 5 | 4 |
| 2014 | 7 | 2 |
| 2015 | 3 | 1 |
| 2016 | 2 | 2 |
| 2017 | 2 | 3 |
| 2018 | 1 | 3 |
| 2019 | 4 | 5 |
| 2020 | 6 | 2 |
| 2021 | 3 | 3 |
| 2022 | 0 | 0 |
| 2023 | 3 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Model generation system, model generation method, and model generation program23 May 2023US 11,656,650 B2NEC Corporation
- Integrity verification of lifecycle-state memory using multi-threshold supply voltage detection25 Apr 2023US 11,636,907 B2Nuvoton Technology Corporation
- Timing generator, timing generating method, and associated control chip7 Mar 2023US 11,599,142 B2Realtek Semiconductor Corp.
- Sequence signal generator and sequence signal generation method30 Nov 2021US 11,188,115 B2University of Science and Technology of China
- Waveform generation25 May 2021US 11,016,522 B2Nordic Semiconductor ASA
- Integrity Verification of Lifecycle-State Memory using Multi-Threshold Supply Voltage Detection30 Dec 2021US 2021/0407610 A1Nuvoton Technology Corporation
- Timing generator, timing generating method, and associated control chip29 Apr 2021US 2021/0124388 A1Realtek Semiconductor Corp.
- Sequence signal generator and sequence signal generation method7 Jan 2021US 2021/0004041 A1University of Science and Technology of China
- Dithering for spur reduction in local oscillator generation3 Sep 2020US 2020/0280318 A1Intel IP Corporation
- Circuit for the generation of non-overlapping control signals9 Apr 2020US 2020/0110434 A1STMicroelectronics (Rousset) SAS
Most cited
By later US patents
- Method and apparatus for time dependent data transmission183US 5,696,790 ATut Systems, Inc. · 1997
- Pulse width modulation signal generating circuit141US 5,298,871 ANEC Corporation · 1994
- Programmable logic controller customized function call method, system and apparatus110US 6,904,471 B2Siemens Energy & Automation, Inc. · 2005
- Electrosurgery apparatus96US 5,540,682 ASmiths Industries Public Limited Company · 1996
- Programmable logic controller method, system and apparatus79US 6,745,254 B2Siemens Energy & Automation, Inc. · 2004