H04L 27/3422
In which the constellation is not the n - fold cartesian product
Official title: {in which the constellation is not the n - fold Cartesian product of a single underlying two-dimensional constellation}
H04L27/3422 (In which the constellation is not the n - fold cartesian product) appears on 40 US grants and 33 published applications in this corpus.
Search patents in H04L- Granted patents
- 40
- Published applications
- 33
- Assignees
- 21
- Inventors
- 63
- Latest grant
- 3 Dec 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 2 |
| 2017 | 4 | 3 |
| 2018 | 0 | 3 |
| 2019 | 3 | 2 |
| 2020 | 6 | 5 |
| 2021 | 3 | 3 |
| 2022 | 4 | 2 |
| 2023 | 2 | 3 |
| 2024 | 4 | 1 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Transmission device and transmission method3 Dec 2024US 12,160,376 B2Panasonic Intellectual Property Corporation of America
- Modulator and modulation method using non-uniform 16-symbol signal constellation for low-density parity check codeword having 4/15 code rate17 Sep 2024US 12,095,477 B2Electronics and Telecommunications Research Institute
- Probabilistic shaping QAM dynamic equalization and digital signal processing method13 Aug 2024US 12,063,138 B2Soochow University
- Transmission device and transmission method30 Jan 2024US 11,888,767 B2Panasonic Intellectual Property Corporation of America
- Modulator and modulation method using non-uniform 16-symbol signal constellation for low-density parity check codeword having 4/15 code rate19 Sep 2023US 11,764,808 B2Electronics and Telecommunications Research Institute
- Constellations for wireless communication7 May 2026US 2026/0128938 A1Lenovo (United States) Inc.
- Transmission device and transmission method20 Mar 2025US 2025/0096961 A1Panasonic Intellectual Property Corporation of Ameirca
- Transmission device and transmission method30 May 2024US 2024/0178953 A1Panasonic Intellectual Property Corporation of America
- Modulator and modulation method using non-uniform 16-symbol signal constellation for low-density parity check codeword having 4/15 code rate23 Nov 2023US 2023/0378978 A1Electronics and Telecommunications Research Institute
- Transmission device and transmission method14 Sep 2023US 2023/0291512 A1Panasonic Intellectual Property Corporation of America
Most cited
By later US patents
- Device and method for combining precoding with symbol-rate spectral shaping139US 5,249,200 ACodex Corporation · 1993
- Multiplexed coded modulation with unequal error protection124US 5,214,656 AAT&T Bell Laboratories · 1993
- Coded modulation with unequal error protection99US 5,105,442 AAT&T Bell Laboratories · 1992
- System and method for concatenating reed-solomon and trellis codes83US 6,034,996 AGlobespan, Inc. · 2000
- Trellis shaping for modulation systems76US 5,150,381 ACodex Corporation · 1992