H04L 27/26412
Filtering over the entire frequency band
Official title: {Filtering over the entire frequency band, e.g. filtered orthogonal frequency-division multiplexing [OFDM]}
H04L27/26412 (Filtering over the entire frequency band) appears on 77 US grants and 108 published applications in this corpus.
Search patents in H04L- Granted patents
- 77
- Published applications
- 108
- Assignees
- 46
- Inventors
- 213
- Latest grant
- 24 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 0 |
| 2014 | 0 | 2 |
| 2015 | 1 | 3 |
| 2016 | 1 | 3 |
| 2017 | 5 | 7 |
| 2018 | 6 | 11 |
| 2019 | 10 | 11 |
| 2020 | 8 | 4 |
| 2021 | 8 | 10 |
| 2022 | 3 | 7 |
| 2023 | 9 | 10 |
| 2024 | 8 | 15 |
| 2025 | 10 | 11 |
| 2026 | 5 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Reference signal management24 Mar 2026US 12,587,422 B2Nokia Technologies Oy
- Rearrangement scheme for low peak-to-average power ratio Faster-Than-Nyquist waveform24 Mar 2026US 12,587,424 B2QUALCOMM Incorporated
- Spectrum shaping and subband spectrum shaping for tight spectrum confinement and transceiver structure13 Jan 2026US 12,526,174 B2QUALCOMM Incorporated
- Spectrum shaping method for non-orthogonal waveform and electronic device13 Jan 2026US 12,526,178 B2Ntt Docomo, Inc.
- Communication method and apparatus6 Jan 2026US 12,519,684 B2Huawei Technologies Co., Ltd.
- Communication Method and Apparatus27 Aug 2026US 2026/0254687 A1Huawei Technologies Co., Ltd.
- Orthogonal time frequency based transmissions in next generation wireless systems20 Aug 2026US 2026/0246681 A1Wisig Networks Private Limited
- Transmitter and transmission method20 Aug 2026US 2026/0247350 A1Ntt Docomo, Inc.
- Reduced complexity sc-fdma optimized based on ul evm requirement16 Jul 2026US 2026/0205325 A1QUALCOMM Incorporated
- Communication method and apparatus2 Jul 2026US 2026/0189342 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- Adaptive distribution system for transmitting wideband video data over narrowband multichannel wireless communication system172US 5,585,850 A1996
- Wireless communication apparatus and the method thereof13US 9,942,011 B2Industrial Technology Research Institute · 2018
- Method for transmitting at least one multi-carrier signal consisting of OFDM-OQAM symbols12US 9,479,381 B2Orange · 2016
- Data transmission method, base station, and terminal8US 9,648,641 B2Samsung Electronics Co., Ltd. · 2017
- Systems and methods for shaped single carrier orthogonal frequency division multiplexing with low peak to average power ratio6US 11,563,617 B2Spectral DSP Corp. · 2023