H04L 2025/03522
Frequency domain
Official title: {Frequency domain}
H04L2025/03522 (Frequency domain) appears on 245 US grants and 211 published applications in this corpus.
Search patents in H04L- Granted patents
- 245
- Published applications
- 211
- Assignees
- 154
- Inventors
- 494
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 13 | 5 |
| 2002 | 6 | 11 |
| 2003 | 13 | 11 |
| 2004 | 6 | 20 |
| 2005 | 17 | 30 |
| 2006 | 18 | 17 |
| 2007 | 14 | 21 |
| 2008 | 21 | 20 |
| 2009 | 20 | 18 |
| 2010 | 19 | 13 |
| 2011 | 16 | 6 |
| 2012 | 18 | 7 |
| 2013 | 9 | 4 |
| 2014 | 7 | 3 |
| 2015 | 7 | 3 |
| 2016 | 2 | 3 |
| 2017 | 4 | 3 |
| 2018 | 3 | 3 |
| 2019 | 4 | 2 |
| 2020 | 4 | 2 |
| 2021 | 2 | 2 |
| 2022 | 0 | 1 |
| 2023 | 0 | 0 |
| 2024 | 1 | 1 |
| 2025 | 2 | 3 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Passive equalizer with front-end level-shifter (FELS)8 Sep 2026US 12,732,400 B2NVIDIA Corporation
- Data block transmissions17 Jun 2025US 12,335,196 B2Lenovo (Beijing) Limited
- Fifth generation (5G) new radio channel equalization8 Apr 2025US 12,273,220 B2NVIDIA Corporation
- Data block transmissions16 Apr 2024US 11,962,536 B2Lenovo (Beijing) Limited
- Digital detection and tracking of signals over multiple frequency bins16 Nov 2021US 11,177,852 B1BAE Systems Information and Electronic Systems Integration Inc.
- Passive Equalizer with Front-End Level-Shifter (Fels)9 Apr 2026US 2026/0100869 A1NVIDIA Corporation
- A machine learning model -based radio receiver with both time and frequency domain processing in the machine learning model, and related methods and computer programs12 Mar 2026US 2026/0074941 A1Nokia Solutions and Networks Oy
- Fifth generation (5g) new radio channel equalization20 Nov 2025US 2025/0358153 A1NVIDIA Corporation
- Equalization signal processing circuit, receiver, and equalization signal processing method20 Nov 2025US 2025/0358154 A1NEC Corporation
- Radio receiver with multi-stage equalization5 Jun 2025US 2025/0184186 A1Nokia Solutions and Networks Oy
Most cited
By later US patents
- Multicarrier personal access communication system180US 6,449,246 B1Telcordia Technologies, Inc. · 2002
- Method and apparatus for real-time adaptive interference cancellation in dynamic environments170US 5,612,978 AMotorola, Inc. · 1997
- Method and apparatus for fault recovery in a decision feedback equalizer159US 6,608,864 B13Com Corporation · 2003
- Multicarrier personal access communication system152US 6,654,431 B1Telcordia Technologies, Inc. · 2003
- CDMA system with frequency domain equalization133US 7,099,299 B2Agency for Science, Technology and Research · 2006