H04L 27/2654
Filtering per subcarrier
Official title: {Filtering per subcarrier, e.g. filterbank multicarrier [FBMC]}
H04L27/2654 (Filtering per subcarrier) appears on 211 US grants and 241 published applications in this corpus.
Search patents in H04L- Granted patents
- 211
- Published applications
- 241
- Assignees
- 71
- Inventors
- 265
- Latest grant
- 26 Nov 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 7 | 1 |
| 2002 | 8 | 14 |
| 2003 | 9 | 2 |
| 2004 | 1 | 2 |
| 2005 | 0 | 2 |
| 2006 | 6 | 1 |
| 2007 | 1 | 54 |
| 2008 | 20 | 31 |
| 2009 | 13 | 15 |
| 2010 | 6 | 2 |
| 2011 | 9 | 4 |
| 2012 | 7 | 4 |
| 2013 | 6 | 4 |
| 2014 | 7 | 8 |
| 2015 | 9 | 10 |
| 2016 | 6 | 17 |
| 2017 | 11 | 32 |
| 2018 | 32 | 15 |
| 2019 | 22 | 10 |
| 2020 | 14 | 9 |
| 2021 | 7 | 0 |
| 2022 | 6 | 1 |
| 2023 | 0 | 1 |
| 2024 | 2 | 1 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Underwater acoustic communication system based on filter bank joint sub-carrier multidimensional index modulation and method thereof26 Nov 2024US 12,155,420 B2Jiangsu University of Science and Technology
- Optimised circular convolutions stage for OS/OSB FBMC receivers3 Sep 2024US 12,081,374 B2Institut Mines-Telecom
- System and method for generalized multi-carrier frequency division multiplexing29 Nov 2022US 11,516,060 B2Huawei Technologies Co., Ltd.
- Dual-polarization FBMC in wireless communication systems8 Nov 2022US 11,496,350 B2University of South Carolina
- Blind method of equalizing signals in filter bank multi-carrier communications25 Oct 2022US 11,483,183 B1King Abdulaziz University
- Coding Scheme Determining Method and Communication Apparatus19 Mar 2026US 2026/0081711 A1Huawei Technologies Co., Ltd.
- Underwater acoustic communication system based on filter bank joint sub-carrier multidimensional index modulation and method thereof31 Oct 2024US 2024/0364429 A1Jiangsu University of Science and Technology
- Optimised circular convolutions stage for os/osb fbmc receivers4 May 2023US 2023/0140597 A1Institut Mines-Telecom
- Dual-Polarization FBMC in Wireless Communication Systems6 Oct 2022US 2022/0321391 A1University of South Carolina
- Information processing device, method, and program for iq balance correction5 Nov 2020US 2020/0351142 A1Sony Mobile Communications Inc.
Most cited
By later US patents
- Transport of payload information and control messages on multiple orthogonal carriers spread throughout substantially all of a frequency bandwith320US 6,275,990 B1ADC Telecommunications, Inc. · 2001
- Channel selection for a hybrid fiber coax network264US 6,334,219 B1ADC Telecommunications, Inc. · 2001
- Dynamic bandwidth allocation220US 7,069,577 B2SDC Telecommunications, Inc. · 2006
- Orthogonal superposition coding for direct-sequence communications207US 7,317,750 B2Lot 41 Acquisition Foundation, LLC · 2008
- Dynamic bandwidth allocation205US 6,279,158 B1ADC Telecommunications, Inc. · 2001