H04L 27/262
Reduction thereof by selection of pilot symbols
Official title: {Reduction thereof by selection of pilot symbols}
H04L27/262 (Reduction thereof by selection of pilot symbols) appears on 276 US grants and 336 published applications in this corpus.
Search patents in H04L- Granted patents
- 276
- Published applications
- 336
- Assignees
- 77
- Inventors
- 475
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 3 | 3 |
| 2004 | 1 | 9 |
| 2005 | 2 | 5 |
| 2006 | 5 | 12 |
| 2007 | 2 | 6 |
| 2008 | 4 | 3 |
| 2009 | 8 | 16 |
| 2010 | 12 | 18 |
| 2011 | 9 | 10 |
| 2012 | 16 | 11 |
| 2013 | 10 | 13 |
| 2014 | 14 | 9 |
| 2015 | 13 | 8 |
| 2016 | 7 | 10 |
| 2017 | 8 | 12 |
| 2018 | 12 | 14 |
| 2019 | 13 | 18 |
| 2020 | 20 | 29 |
| 2021 | 21 | 23 |
| 2022 | 18 | 29 |
| 2023 | 22 | 22 |
| 2024 | 23 | 19 |
| 2025 | 24 | 25 |
| 2026 | 6 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- PAPR reduction for resource unit duplication and tone repetition6 Oct 2026US 12,756,609 B2Mediatek Inc.
- Data signaling for wireless communication networks12 May 2026US 12,627,550 B2Telefonaktiebolaget LM Ericsson (publ)
- Crest factor reduction cancellation pulse having a reduced length7 Apr 2026US 12,598,101 B2Intel Corporation
- Method and apparatus for transmitting/receiving wireless signal in wireless communication system24 Mar 2026US 12,587,423 B2LG Electronics Inc.
- Estimation of power amplifier nonlinearity based on multiplexed reference signals within a slot10 Feb 2026US 12,549,423 B2QUALCOMM Incorporated
- Sequence-based signal processing method and apparatus13 Aug 2026US 2026/0238536 A1Huawei Technologies Co., Ltd.
- Prach sequence set allocation for coverage enhancement30 Jul 2026US 2026/0223180 A1QUALCOMM Incorporated
- Demodulation reference signal transmissions for frequency range two non-terrestrial network communications11 Jun 2026US 2026/0163693 A1QUALCOMM Incorporated
- Communication method and communication apparatus4 Jun 2026US 2026/0156019 A1Huawei Technologies Co., Ltd.
- Estimation of power amplifier nonlinearity based on multiplexed reference signals within a slot4 Jun 2026US 2026/0156025 A1QUALCOMM Incorporated
Most cited
By later US patents
- Multicarrier personal access communication system180US 6,449,246 B1Telcordia Technologies, Inc. · 2002
- Multicarrier personal access communication system152US 6,654,431 B1Telcordia Technologies, Inc. · 2003
- Peak to average power ratio reduction methodology for QAM communications systems119US 5,381,449 AMotorola, Inc. · 1995
- Carrier interferometry coding with applications to cellular and local area networks119US 7,787,514 B2Lot 41 Acquisition Foundation, LLC · 2010
- Synchronization symbol structure using OFDM based transmission method82US 6,654,339 B1Sony International (Europe) GmbH · 2003