G06F 17/141
Discrete fourier transforms
Official title: {Discrete Fourier transforms}
G06F17/141 (Discrete fourier transforms) appears on 1,293 US grants and 1,384 published applications in this corpus.
Search patents in G06F- Granted patents
- 1,293
- Published applications
- 1,384
- Assignees
- 699
- Inventors
- 2,895
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 5 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 7 | 0 |
| 1987 | 3 | 0 |
| 1988 | 14 | 0 |
| 1989 | 11 | 0 |
| 1990 | 9 | 0 |
| 1991 | 9 | 0 |
| 1992 | 9 | 0 |
| 1993 | 10 | 0 |
| 1994 | 15 | 0 |
| 1995 | 5 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 12 | 0 |
| 1999 | 14 | 0 |
| 2000 | 16 | 0 |
| 2001 | 24 | 6 |
| 2002 | 25 | 34 |
| 2003 | 26 | 39 |
| 2004 | 19 | 50 |
| 2005 | 21 | 38 |
| 2006 | 35 | 32 |
| 2007 | 20 | 87 |
| 2008 | 45 | 63 |
| 2009 | 36 | 54 |
| 2010 | 46 | 33 |
| 2011 | 28 | 21 |
| 2012 | 40 | 27 |
| 2013 | 46 | 36 |
| 2014 | 32 | 38 |
| 2015 | 32 | 27 |
| 2016 | 29 | 45 |
| 2017 | 37 | 42 |
| 2018 | 34 | 67 |
| 2019 | 66 | 86 |
| 2020 | 84 | 129 |
| 2021 | 77 | 102 |
| 2022 | 75 | 93 |
| 2023 | 80 | 73 |
| 2024 | 71 | 54 |
| 2025 | 51 | 66 |
| 2026 | 29 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Postprocessing based high resolution RF systems6 Oct 2026US 12,754,304 B1Scidea Research, Inc.
- Method and apparatus for efficient multidimensional fast Fourier transforms6 Oct 2026US 12,754,969 B2
- Digestive canal scanning device, body scanning device, body scanning method and acoustic-based digestive organ monitoring system15 Sep 2026US 12,733,896 B2Korea University Research and Business Foundation
- Dynamically reconfigurable oversampled channelizer1 Sep 2026US 12,724,845 B2BAE Systems Information and Electronic Systems Integration Inc.
- Material selection system and method for constructing a musical instrument25 Aug 2026US 12,716,875 B1
- Systems and methods for use in operations and maintenance systems for controlling the operation of a real system8 Oct 2026US 2026/0310935 A1Incucomm, Inc.
- Optimized spherical harmonics transforms1 Oct 2026US 2026/0300426 A1NVIDIA Corporation
- Reconfigurable processing units for efficient support of multiple post-quantum cryptographic algorithms1 Oct 2026US 2026/0300427 A1Cryptography Research, Inc.
- Fast Hybrid Method Applying To Metasurfaces Without And With Substrate24 Sep 2026US 2026/0289043 A1The Regents of the University of Michigan
- Pipeline architecture for real-valued fast fourier transform (fft) calculations10 Sep 2026US 2026/0267936 A1QUALCOMM Incorporated
Most cited
By later US patents
- Processing array data on SIMD multi-core processor architectures418US 8,484,276 B2International Business Machines Corporation · 2013
- Transport of payload information and control messages on multiple orthogonal carriers spread throughout substantially all of a frequency bandwith320US 6,275,990 B1ADC Telecommunications, Inc. · 2001
- Channel selection for a hybrid fiber coax network264US 6,334,219 B1ADC Telecommunications, Inc. · 2001
- Dynamic bandwidth allocation220US 7,069,577 B2SDC Telecommunications, Inc. · 2006
- Dynamic bandwidth allocation205US 6,279,158 B1ADC Telecommunications, Inc. · 2001