H04L 25/03229
With state-reduction using grouping of states
Official title: {with state-reduction using grouping of states}
H04L25/03229 (With state-reduction using grouping of states) appears on 57 US grants and 57 published applications in this corpus.
Search patents in H04L- Granted patents
- 57
- Published applications
- 57
- Assignees
- 37
- Inventors
- 111
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 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 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 2 | 4 |
| 2004 | 3 | 3 |
| 2005 | 0 | 1 |
| 2006 | 3 | 4 |
| 2007 | 3 | 2 |
| 2008 | 1 | 2 |
| 2009 | 2 | 6 |
| 2010 | 2 | 3 |
| 2011 | 3 | 12 |
| 2012 | 9 | 3 |
| 2013 | 10 | 3 |
| 2014 | 5 | 0 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 1 | 3 |
| 2018 | 0 | 0 |
| 2019 | 3 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 2 |
| 2023 | 2 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 2 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Soft information generation for concatenated forward error correction in digiral signal processing31 Mar 2026US 12,592,722 B2Avago Technologies International Sales Pte. Limited
- Received data equalization apparatus and method19 Dec 2023US 11,848,802 B2Realtek Semiconductor Corp.
- Wireless communication system, relay device, and receiving device4 Jul 2023US 11,695,455 B2Nippon Telegraph and Telephone Corporation
- Lattice reduction in wireless communication20 Dec 2022US 11,533,203 B2Cohere Technologies, Inc.
- Lattice reduction in orthogonal time frequency space modulation24 Aug 2021US 11,102,034 B2Cohere Technologies, Inc.
- Soft information generation for concatenated forward error correction in digital signal processing23 Jul 2026US 2026/0213774 A1Avago Technologies International Sales Pte. Limited
- State reduction for sequence estimation based on signal quality18 Jun 2026US 2026/0172144 A1QUALCOMM Incorporated
- Soft information generation for concatenated forward error correction in digiral signal processing6 Nov 2025US 2025/0343561 A1Avago Technologies International Sales Pte. Limited
- Reduced state mlse decoding13 Feb 2025US 2025/0055735 A1Microchip Technology Incorporated
- Wireless communication system, relay device, and receiving device15 Sep 2022US 2022/0294498 A1Nippon Telegraph and Telephone Corporation
Most cited
By later US patents
- Adaptive MLSE-VA receiver for digital cellular radio112US 5,285,480 AGeneral Electric Company · 1994
- Symbol de-mapping methods in multiple-input multiple-output systems57US 7,308,047 B2Intel Corporation · 2007
- Efficient reduced state maximum likelihood sequence estimator56US 6,618,451 B12003
- Implementing reduced-state viterbi detectors37US 6,081,562 AHitachi, Ltd. · 2000
- Method for overusing frequencies to permit simultaneous transmission of signals from two or more users on the same frequency and time slot26US 7,058,422 B2BAE Systems Information and Electronic Systems Integration Inc. · 2006