H03M 13/156
Encoding or decoding using time-frequency transformations
Official title: {Encoding or decoding using time-frequency transformations, e.g. fast Fourier transformation}
H03M13/156 (Encoding or decoding using time-frequency transformations) appears on 27 US grants and 22 published applications in this corpus.
Search patents in H03M- Granted patents
- 27
- Published applications
- 22
- Assignees
- 20
- Inventors
- 45
- Latest grant
- 1 Apr 2025
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| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 2 |
| 2016 | 2 | 2 |
| 2017 | 3 | 4 |
| 2018 | 1 | 2 |
| 2019 | 5 | 4 |
| 2020 | 3 | 1 |
| 2021 | 2 | 3 |
| 2022 | 2 | 1 |
| 2023 | 3 | 0 |
| 2024 | 1 | 2 |
| 2025 | 1 | 0 |
By publication year.
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Most cited
By later US patents
- Iterative concatenated convolutional Reed-Solomon decoding method149US 7,370,258 B2Sandbridge Technologies, Inc. · 2008
- Method and apparatus for frequency domain data frame transmission60US 6,598,200 B1Nortel Networks Limited · 2003
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