H04L 25/0256
Channel estimation using minimum mean square error criteria
Official title: {Channel estimation using minimum mean square error criteria}
H04L25/0256 (Channel estimation using minimum mean square error criteria) appears on 192 US grants and 248 published applications in this corpus.
Search patents in H04L- Granted patents
- 192
- Published applications
- 248
- Assignees
- 110
- Inventors
- 555
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2003 | 0 | 3 |
| 2004 | 0 | 4 |
| 2005 | 1 | 1 |
| 2006 | 1 | 4 |
| 2007 | 2 | 6 |
| 2008 | 3 | 5 |
| 2009 | 1 | 3 |
| 2010 | 6 | 5 |
| 2011 | 4 | 7 |
| 2012 | 5 | 10 |
| 2013 | 5 | 8 |
| 2014 | 19 | 10 |
| 2015 | 11 | 8 |
| 2016 | 13 | 11 |
| 2017 | 9 | 17 |
| 2018 | 11 | 15 |
| 2019 | 17 | 13 |
| 2020 | 13 | 12 |
| 2021 | 13 | 13 |
| 2022 | 11 | 30 |
| 2023 | 15 | 13 |
| 2024 | 15 | 15 |
| 2025 | 10 | 19 |
| 2026 | 7 | 16 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Method and system for acquiring channel images8 Sep 2026US 12,732,398 B2
- Channel estimation with varying numbers of transmit layers11 Aug 2026US 12,706,780 B2Dell Products L. P.
- Method for AI-based channel estimation with varying PRB set size9 Jun 2026US 12,652,197 B2Dell Products L. P.
- Coordination for smooth beamforming19 May 2026US 12,633,978 B2QUALCOMM Incorporated
- Methods, apparatus and machine-readable media relating to channel estimation7 Apr 2026US 12,597,984 B2Telefonaktiebolaget LM Ericsson (publ)
- Coordination of channel estimation and decoding1 Oct 2026US 2026/0303411 A1Nokia Technologies Oy
- Time-domain-based channel estimation in orthogonal frequency division multiplexing (ofdm) systems10 Sep 2026US 2026/0270116 A1Samsung Electronics Co., Ltd.
- Decimation factor based on transmit antenna correlation27 Aug 2026US 2026/0254542 A1QUALCOMM Incorporated
- Methods for generation and equalization of waveform that time multiplexes reference signal and data6 Aug 2026US 2026/0230357 A1Wisig Networks Private Limited
- Radio channel estimator and a respective method for estimating a radio channel25 Jun 2026US 2026/0180756 A1Nokia Solutions and Networks Oy
Most cited
By later US patents
- CDMA system with frequency domain equalization133US 7,099,299 B2Agency for Science, Technology and Research · 2006
- 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
- Space-frequency equalization for oversampled received signals57US 8,102,907 B2QUALCOMM Incorporated · 2012
- Pilot scrambling for channel estimation24US 10,855,425 B2Cohere Technologies, Inc. · 2020