H04L 27/2642
Wavelet transform modulators
Official title: {Wavelet transform modulators (wavelet-division H04L5/0008)}
H04L27/2642 (Wavelet transform modulators) appears on 21 US grants and 23 published applications in this corpus.
Search patents in H04L- Granted patents
- 21
- Published applications
- 23
- Assignees
- 17
- Inventors
- 44
- Latest grant
- 18 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 0 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 1 | 3 |
| 2006 | 0 | 1 |
| 2007 | 0 | 1 |
| 2008 | 0 | 1 |
| 2009 | 4 | 3 |
| 2010 | 2 | 0 |
| 2011 | 2 | 1 |
| 2012 | 1 | 2 |
| 2013 | 0 | 0 |
| 2014 | 2 | 3 |
| 2015 | 0 | 1 |
| 2016 | 4 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Signal processing method and related apparatus18 Feb 2025US 12,231,282 B2Huawei Technologies Co., Ltd.
- Efficient peak-to-average-power reduction for OFDM and MIMO-OFDM6 Jun 2023US 11,671,151 B2Tybalt, LLC
- Method for bandpass sampling by position modulated wavelets15 Dec 2020US 10,868,701 B2Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Transmission signal generating/detecting method using code sequences, communication system using the same and measurement system using the same15 Aug 2017US 9,735,830 B2Nippon Techno-Resources, Inc.
- Transmission signal generating/detecting method using code sequences, communication system using the same and measurement system using the same11 Oct 2016US 9,467,201 B2Nippon Techno-Resources, Inc.
- A method for remapping a time-continuous signal to one or more time-frequency space coefficients and devices therefore21 May 2026US 2026/0142862 A1
- Signal Processing Method and Related Apparatus28 Sep 2023US 2023/0308337 A1Huawie Technologies Co., Ltd.
- Efficient Peak-to-Average-Power Reduction for OFDM and MIMO-OFDM22 Jul 2021US 2021/0226834 A1Genghiscomm Holdings, LLC
- Method for bandpass sampling by position modulated wavelets9 Jul 2020US 2020/0220751 A1Commissariat A L' Energie Atomique Et Aux Energies Alternatives
- Transmission Signal Generating/Detecting Method Using Code Sequences, Communication System Using The Same and Measurement System Using The Same23 Feb 2017US 2017/0054471 A1Nippon Techno-Resources, Inc.
Most cited
By later US patents
- Apparatus and method for measuring sub-carrier frequencies and sub-carrier frequency offsets75US 6,757,344 B2Nortel Networks Limited · 2004
- Multi-scale code division frequency/wavelet multiple access21US 7,558,310 B12009
- Receiving apparatus and method for digital multi-carrier transmission20US 6,944,232 B2Matsushita Electric Industrial Co., Ltd. · 2005
- Combined OFDM and wavelet multi-carrier transceiver12US 7,898,936 B2Panasonic Corporation · 2011
- Optical transmitter12US 8,818,207 B2Fujitsu Limited · 2014