H04B 7/0417
Feedback systems
H04B7/0417 (Feedback systems) appears on 3,626 US grants and 4,193 published applications in this corpus.
Search patents in H04B- Granted patents
- 3,626
- Published applications
- 4,193
- Assignees
- 465
- Inventors
- 3,612
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2002 | 1 | 7 |
| 2003 | 2 | 21 |
| 2004 | 4 | 28 |
| 2005 | 9 | 48 |
| 2006 | 16 | 67 |
| 2007 | 15 | 85 |
| 2008 | 18 | 127 |
| 2009 | 36 | 142 |
| 2010 | 66 | 137 |
| 2011 | 105 | 146 |
| 2012 | 164 | 206 |
| 2013 | 170 | 259 |
| 2014 | 283 | 258 |
| 2015 | 274 | 303 |
| 2016 | 293 | 264 |
| 2017 | 248 | 206 |
| 2018 | 228 | 284 |
| 2019 | 297 | 318 |
| 2020 | 308 | 327 |
| 2021 | 294 | 224 |
| 2022 | 239 | 217 |
| 2023 | 174 | 166 |
| 2024 | 175 | 169 |
| 2025 | 130 | 109 |
| 2026 | 77 | 75 |
By publication year. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method for transmitting frame using selective beamforming and apparatus for performing the method6 Oct 2026US 12,757,178 B2Electronics and Telecommunications Research Institute
- UE feedback for layer reduction15 Sep 2026US 12,738,987 B2QUALCOMM Incorporated
- Channel estimation based beam determination in holographic multiple-in multiple-out system15 Sep 2026US 12,738,988 B2QUALCOMM Incorporated
- Wireless communication device and method for adaptive RF spectrum analysis15 Sep 2026US 12,738,989 B1Peltbeam Inc.
- First network node, second network node, central network node and methods performed thereby for handling data1 Sep 2026US 12,726,235 B2Telefonaktiebolaget LM Ericsson (publ)
- Method for processing information, and communication device and storage medium8 Oct 2026US 2026/0312635 A1Beijing Xiaomi Mobile Software Co., Ltd.
- Techniques for supporting coherent joint transmission with multiple transmission and reception points8 Oct 2026US 2026/0312636 A1Apple Inc.
- Mimo equalizer circuit, communication unit and method for successive interference cancellation1 Oct 2026US 2026/0303154 A1Accelercomm Limited
- Methods for temporal spatial frequency (tsf) channel state information (csi) compression mode determination and selection24 Sep 2026US 2026/0291554 A1InterDigital Patent Holdings, Inc.
- Sounding reference signal (srs) transmission in downlink throttling scenarios24 Sep 2026US 2026/0291585 A1QUALCOMM Incorporated
Most cited
By later US patents
- Method and apparatus for measuring reporting channel state information in a high efficiency, high performance communications system793US 6,473,467 B1QUALCOMM Incorporated · 2002
- Method and apparatus for optimization of wireless multipoint electromagnetic communication networks446US 7,248,841 B22007
- Method and apparatus for processing data in a multiple-input multiple-output (MIMO) communication system utilizing channel state information377US 6,785,341 B2QUALCOMM Incorporated · 2004
- Mobile broadband wireless access point network with wireless backhaul362US 7,620,370 B2Designart Networks Ltd · 2009
- Method and apparatus for utilizing channel state information in a wireless communication system316US 6,771,706 B2QUALCOMM Incorporated · 2004