H04L 27/2663
Coarse synchronisation
Official title: {Coarse synchronisation, e.g. by correlation}
H04L27/2663 (Coarse synchronisation) appears on 408 US grants and 422 published applications in this corpus.
Search patents in H04L- Granted patents
- 408
- Published applications
- 422
- Assignees
- 207
- Inventors
- 900
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 3 |
| 2003 | 2 | 3 |
| 2004 | 0 | 3 |
| 2005 | 1 | 3 |
| 2006 | 7 | 5 |
| 2007 | 2 | 11 |
| 2008 | 4 | 5 |
| 2009 | 3 | 7 |
| 2010 | 5 | 5 |
| 2011 | 11 | 9 |
| 2012 | 12 | 23 |
| 2013 | 22 | 18 |
| 2014 | 23 | 21 |
| 2015 | 35 | 24 |
| 2016 | 31 | 31 |
| 2017 | 22 | 32 |
| 2018 | 21 | 27 |
| 2019 | 37 | 32 |
| 2020 | 28 | 39 |
| 2021 | 44 | 28 |
| 2022 | 23 | 24 |
| 2023 | 19 | 20 |
| 2024 | 20 | 20 |
| 2025 | 23 | 18 |
| 2026 | 6 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Joint sensing and communications using OFDM waveforms11 Aug 2026US 12,704,587 B2Rutgers, The State University of Jersey
- Spectrum mode determination for convergent digital radio16 Jun 2026US 12,659,214 B2Skyworks Solutions, Inc.
- Electronic devices with frequency scan acceleration7 Apr 2026US 12,598,541 B2Apple Inc.
- Systems and methods for fast acquisition of a primary synchronization signal for 5G new radio network10 Mar 2026US 12,574,877 B2PCTEL, Inc.
- PUCCH format 0 signal processing with reduced complexity3 Mar 2026US 12,568,448 B2Rakuten Symphony, Inc.
- Spectrum mode determination for convergent digital radio17 Sep 2026US 2026/0280957 A1Skyworks Solutions, Inc.
- Electronic device for receiving bluetooth signals and method for receiving the signals6 Aug 2026US 2026/0230280 A1Samsung Electronics Co., Ltd.
- Data Processing Method and Data Processing Apparatus2 Jul 2026US 2026/0189309 A1Huawei Technologies Co., Ltd.
- Method and system for downlink synchronization in wireless networks2 Jul 2026US 2026/0189331 A1Samsung Electronics Co., Ltd.
- Identification of Active and Passive Entities in Wireless Communication System Using Zadoff-Chu Sequences4 Jun 2026US 2026/0155904 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- System access and synchronization methods for MIMO OFDM communications systems and physical layer packet and preamble design176US 7,548,506 B2Nortel Networks Limited · 2009
- Method, apparatus, and system for time synchronization152US 8,432,851 B2Huawei Technologies Co., Ltd. · 2013
- Wireless communication system and method for synchronization98US 6,487,252 B1Motorola, Inc. · 2002
- Burst carrier frequency synchronization and iterative frequency-domain frame synchronization for OFDM83US 6,618,452 B1Telefonaktiebolaget LM Ericsson (publ) · 2003
- Method for the transmission of reference signals in an OFDM system69US 6,226,337 B1Deutsche Thomson-Brandt GmbH · 2001