H03M 13/4138
Soft-output viterbi algorithm based decoding, i.e. viterbi decoding with weighted decisions
Official title: {soft-output Viterbi algorithm based decoding, i.e. Viterbi decoding with weighted decisions}
H03M13/4138 (Soft-output viterbi algorithm based decoding, i.e. viterbi decoding with weighted decisions) appears on 280 US grants and 190 published applications in this corpus.
Search patents in H03M- Granted patents
- 280
- Published applications
- 190
- Assignees
- 105
- Inventors
- 385
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 1 |
| 2002 | 8 | 6 |
| 2003 | 4 | 4 |
| 2004 | 10 | 3 |
| 2005 | 1 | 3 |
| 2006 | 7 | 10 |
| 2007 | 3 | 7 |
| 2008 | 9 | 15 |
| 2009 | 6 | 20 |
| 2010 | 15 | 12 |
| 2011 | 17 | 16 |
| 2012 | 33 | 10 |
| 2013 | 32 | 14 |
| 2014 | 30 | 14 |
| 2015 | 16 | 8 |
| 2016 | 16 | 5 |
| 2017 | 4 | 4 |
| 2018 | 7 | 8 |
| 2019 | 11 | 7 |
| 2020 | 10 | 4 |
| 2021 | 7 | 4 |
| 2022 | 7 | 3 |
| 2023 | 4 | 4 |
| 2024 | 4 | 2 |
| 2025 | 0 | 2 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Receiver for adjusting log likelihood ratio and method of operating the same8 Sep 2026US 12,732,212 B2Samsung Electronics Co., Ltd.
- Soft information generation for concatenated forward error correction in digiral signal processing31 Mar 2026US 12,592,722 B2Avago Technologies International Sales Pte. Limited
- Receiver and receive method for a passive optical network2 Jul 2024US 12,028,194 B2Intel Corporation
- Soft decision audio decoding system25 Jun 2024US 12,019,950 B2Shure Acquisition Holdings, Inc.
- Markov encoder-decoder optimized for cyclo-stationary communications channel or storage media2 Apr 2024US 11,949,435 B2Seagate Technology LLC
- Integrated kalman filter-based phase-locked loop and viterbi equalizer27 Aug 2026US 2026/0254607 A1Silicon Laboratories Inc.
- Soft information generation for concatenated forward error correction in digital signal processing23 Jul 2026US 2026/0213774 A1Avago Technologies International Sales Pte. Limited
- Kalman filter based phase-locked loop with re-encoding based phase detector16 Apr 2026US 2026/0106782 A1Silicon Laboratories Inc.
- Method and system to perform channel estimation in narrowband non-terrestrial networks using data aiding26 Feb 2026US 2026/0058845 A1Samsung Electronics Co., Ltd.
- Soft information generation for concatenated forward error correction in digiral signal processing6 Nov 2025US 2025/0343561 A1Avago Technologies International Sales Pte. Limited
Most cited
By later US patents
- Decoding method and decoding device for a CDMA transmission system for demodulating a received signal available in serial code concatenation187US 6,377,610 B1Deutsche Telekom AG · 2002
- Viterbi processor159US 5,550,870 ALucent Technologies Inc. · 1996
- Iterative concatenated convolutional Reed-Solomon decoding method149US 7,370,258 B2Sandbridge Technologies, Inc. · 2008
- Method for a maximum likelihood decoding of a convolutional code with decision weighting, and corresponding decoder143US 5,406,570 AFrance Telecom and Telediffusion de France · 1995
- Data storage device employing high quality metrics when decoding logical block address appended to a data sector138US 8,413,010 B1Western Digital Technologies, Inc. · 2013