Prediction method for durability of tire
US-2024393213-A1 · Nov 28, 2024 · US
Fast Fourier transforms, e.g. using a Cooley-Tukey type algorithm
Fast Fourier transforms, e.g. using a Cooley-Tukey type algorithm · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G06F17/142 |
| Official title | {Fast Fourier transforms, e.g. using a Cooley-Tukey type algorithm} |
| Display label | Fast Fourier transforms, e.g. using a Cooley-Tukey type algorithm |
| Total patents | 871 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 43 |
| 2016 | 33 |
| 2017 | 48 |
| 2018 | 44 |
| 2019 | 78 |
| 2020 | 120 |
| 2021 | 113 |
| 2022 | 106 |
| 2023 | 103 |
| 2024 | 78 |
| 2025 | 86 |
| 2026 | 19 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Time series forecasting
US-2024320123-A1 · Sep 26, 2024 · US
Data allocating apparatus, signal processing apparatus, and data allocating method
US-9529539-B1 · Dec 27, 2016 · US
Data processing method and device for processing speech signal or audio signal
US-9519619-B2 · Dec 13, 2016 · US
Digital filter device, digital filter processing method, and storage medium having digital filter program stored thereon
US-2016357705-A1 · Dec 8, 2016 · US
Automatic harmonic number identification for harmonic balance analysis
US-9507894-B1 · Nov 29, 2016 · US
Systems, apparatuses, and methods for performing a butterfly horizontal and cross add or substract in response to a single instruction
US-9459865-B2 · Oct 4, 2016 · US
Transposing apparatus, transposing method, and computer product
US-9424683-B2 · Aug 23, 2016 · US
Digital filtering device, digital filtering method, and storage media storing program
US-2016224093-A1 · Aug 4, 2016 · US
Apparatus for controlling inverse fast fourier transform input in long term evolution system
US-2016210265-A1 · Jul 21, 2016 · US
Series data parallel analysis infrastructure and parallel distributed processing method therefor
US-2016203032-A1 · Jul 14, 2016 · US
Digital filter device, digital filtering method, and storage medium having digital filter program stored thereon
US-2016140083-A1 · May 19, 2016 · US
High performance implementation of the fft butterfly computation
US-2016132461-A1 · May 12, 2016 · US
Method and apparatus for reduced memory footprint fast fourier transforms
US-9317480-B2 · Apr 19, 2016 · US
Folded butterfly module, pipelined fft processor using the same, and control method of the same
US-2016092399-A1 · Mar 31, 2016 · US
Interleaved method for parallel implementation of the Fast Fourier Transform
US-9298674-B2 · Mar 29, 2016 · US
Method and apparatus for performing requirement-driven discrete fourier transforms and their inverses
US-9229909-B1 · Jan 5, 2016 · US
Fast fourier transform device, fast fourier transform method, and recording medium storing fast fourier transform program
US-2015363360-A1 · Dec 17, 2015 · US
Butterfly channelizer
US-2015363359-A1 · Dec 17, 2015 · US
Device with capability of processing FFT radix 2 butterfly operation and operation method thereof
US-9213679-B2 · Dec 15, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G06F17/142?
- CPC G06F17/142 is the Cooperative Patent Classification code for “Fast Fourier transforms, e.g. using a Cooley-Tukey type algorithm.”
- How many patents are filed under CPC G06F17/142 (Fast Fourier transforms, e.g. using a Cooley-Tukey type algorithm)?
- Our database includes 871 publications tagged with this CPC code.
- Is patent activity under CPC G06F17/142 growing?
- Publication counts under this code: 78 in 2024 vs 86 in 2025 (latest complete years).