H04L 25/03949
Equalizer selection or adaptation based on feedback
Official title: {equalizer selection or adaptation based on feedback (multiple signaling inclusive of a precoding command for adapting the transmitter H04L1/0031; feedback for transmit diversity systems H04B7/0619; selection of codebook or precoding matrix for MIMO diversity systems H04B7/0456)}
H04L25/03949 (Equalizer selection or adaptation based on feedback) appears on 366 US grants and 370 published applications in this corpus.
Search patents in H04L- Granted patents
- 366
- Published applications
- 370
- Assignees
- 109
- Inventors
- 554
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 3 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 5 |
| 2012 | 6 | 29 |
| 2013 | 23 | 59 |
| 2014 | 52 | 62 |
| 2015 | 76 | 52 |
| 2016 | 38 | 15 |
| 2017 | 32 | 29 |
| 2018 | 23 | 17 |
| 2019 | 19 | 22 |
| 2020 | 27 | 18 |
| 2021 | 19 | 18 |
| 2022 | 17 | 7 |
| 2023 | 10 | 13 |
| 2024 | 12 | 8 |
| 2025 | 5 | 3 |
| 2026 | 4 | 5 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems for providing synchronized FFE in SerDes transmitters22 Sep 2026US 12,744,694 B2Samsung Electronics Co., Ltd.
- Memory decision feedback equalizer15 Sep 2026US 12,739,154 B2
- Signal processing method and device for a memory system interface circuit14 Apr 2026US 12,603,801 B2Montage Technology (Kunshan) Co., Ltd.
- Signaling in a wireless network3 Feb 2026US 12,543,078 B2Comcast Cable Communications, LLC
- Channel measurement method and precoding method and apparatus18 Nov 2025US 12,476,674 B2Huawei Technologies Co., Ltd.
- Signal control method, signal control device, signal control apparatus, storage medium, and computer program product9 Jul 2026US 2026/0197210 A1Shenzhen Huaptec Co., Ltd
- Techniques for transmitter equalization based on sampling time offsets associated with a user equipment23 Apr 2026US 2026/0113222 A1QUALCOMM Incorporated
- Dynamic communication scheme switching12 Mar 2026US 2026/0074929 A1QUALCOMM Incorporated
- Systems for providing synchronized ffe in serdes transmitters26 Feb 2026US 2026/0058850 A1Samsung Electronics Co., Ltd.
- Communication component15 Jan 2026US 2026/0019102 A1Optomedia Technology Inc.
Most cited
By later US patents
- System and method for distributed antenna wireless communications182US 8,654,815 B1Rearden, LLC · 2014
- Multi-mode terminal in a wireless MIMO system80US 8,203,978 B2QUALCOMM Incorporated · 2012
- Multi-mode terminal in a wireless MIMO system79US 7,324,429 B2QUALCOMM Incorporated · 2008
- Adaptive non-linear model for highly-spectrally-efficient communications61US 8,553,821 B1MagnaCom Ltd. · 2013
- Constellation map optimization for highly spectrally efficient communications56US 8,675,769 B1MagnaCom Ltd. · 2014