H04L 27/2679
Decision-aided
Official title: {Decision-aided}
H04L27/2679 (Decision-aided) appears on 181 US grants and 143 published applications in this corpus.
Search patents in H04L- Granted patents
- 181
- Published applications
- 143
- Assignees
- 119
- Inventors
- 335
- Latest grant
- 18 Mar 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 8 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 1 |
| 2002 | 4 | 13 |
| 2003 | 6 | 6 |
| 2004 | 4 | 11 |
| 2005 | 12 | 14 |
| 2006 | 9 | 10 |
| 2007 | 12 | 19 |
| 2008 | 5 | 8 |
| 2009 | 14 | 8 |
| 2010 | 17 | 4 |
| 2011 | 14 | 6 |
| 2012 | 10 | 10 |
| 2013 | 6 | 4 |
| 2014 | 10 | 4 |
| 2015 | 4 | 3 |
| 2016 | 5 | 3 |
| 2017 | 3 | 2 |
| 2018 | 3 | 3 |
| 2019 | 2 | 2 |
| 2020 | 2 | 3 |
| 2021 | 5 | 3 |
| 2022 | 3 | 3 |
| 2023 | 1 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methods, apparatus and systems for reference signal configuration in wireless communications18 Mar 2025US 12,255,842 B2Zte Corporation
- Method and receiver for frequency offset estimation16 Jul 2024US 12,040,918 B2Telefonaktiebolaget LM Ericsson (publ)
- Receiver/transmitter co-calibration of voltage levels in pulse amplitude modulation links25 Jul 2023US 11,711,246 B2Rambus Inc.
- Receiving device and receiving method, and mobile terminal test apparatus provided with receiving device13 Dec 2022US 11,528,121 B2Anritsu Corporation
- Frequency offset estimation and compensation for high performance wireless communications in substation automation1 Nov 2022US 11,489,710 B2Hitachi Energy Switzerland AG
- Receiver for background adaptation to plurality of parameters, method of operating receiver, and system including receiver24 Sep 2026US 2026/0291789 A1Gwangju Institute of Science and Technology
- Interference-aware decision-directed frequency and phase tracking for coherent demodulation in narrowband wireless communication systems23 May 2024US 2024/0171426 A1Samsung Electronics Co., Ltd.
- Methods, apparatus and systems for reference signal configuration in wireless communications20 Apr 2023US 2023/0122481 A1Zte Corporation
- Method and receiver for frequency offset estimation22 Dec 2022US 2022/0407746 A1Telefonaktiebolaget LM Ericsson (publ)
- Receiver/transmitter co-calibration of voltage levels in pulse amplitude modulation links8 Sep 2022US 2022/0286329 A1Rambus Inc.
Most cited
By later US patents
- Method and apparatus for correcting for clock and carrier frequency offset, and phase jitter in mulicarrier modems233US 5,206,886 ATelebit Corporation · 1993
- Method and apparatus for correcting for clock and carrier frequency offset, and phase jitter in multicarrier modems197US 5,228,062 ATelebit Corporation · 1993
- OFDM synchronization demodulation circuit158US 5,608,764 AKabushiki Kaisha Toshiba · 1997
- OFDM timing and frequency recovery system139US 5,889,759 ATelecommunications Research Laboratories · 1999
- Reception of orthogonal frequency division multiplexed signals129US 5,345,440 ANational Transcommunications Limited · 1994