H03M 13/4169
Using traceback
Official title: {using traceback (H03M13/4192 takes precedence)}
H03M13/4169 (Using traceback) appears on 253 US grants and 178 published applications in this corpus.
Search patents in H03M- Granted patents
- 253
- Published applications
- 178
- Assignees
- 130
- Inventors
- 419
- Latest grant
- 29 Mar 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 10 | 0 |
| 1997 | 3 | 0 |
| 1998 | 8 | 0 |
| 1999 | 13 | 0 |
| 2000 | 8 | 0 |
| 2001 | 9 | 3 |
| 2002 | 13 | 20 |
| 2003 | 16 | 14 |
| 2004 | 10 | 16 |
| 2005 | 11 | 10 |
| 2006 | 18 | 21 |
| 2007 | 15 | 15 |
| 2008 | 8 | 11 |
| 2009 | 12 | 12 |
| 2010 | 13 | 13 |
| 2011 | 14 | 7 |
| 2012 | 15 | 9 |
| 2013 | 15 | 8 |
| 2014 | 12 | 0 |
| 2015 | 4 | 1 |
| 2016 | 3 | 3 |
| 2017 | 0 | 4 |
| 2018 | 4 | 5 |
| 2019 | 9 | 3 |
| 2020 | 2 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Receiver and internal TCM decoder and associated decoding method29 Mar 2022US 11,290,309 B2Faraday Technology Corp.
- Parallel backtracking in Viterbi decoder2 Nov 2021US 11,165,446 B1NXP B. V.
- Convolutional code decoder and convolutional code decoding method3 Nov 2020US 10,826,541 B2Realtek Semiconductor Corp.
- Iterative equalization using non-linear models in a soft-input soft-output trellis4 Aug 2020US 10,735,032 B2Northrop Grumman Systems Corporation
- Reinforced list decoding12 Nov 2019US 10,476,998 B2QUALCOMM Incorporated
- State reduction for sequence estimation18 Jun 2026US 2026/0172143 A1QUALCOMM Incorporated
- Receiver and internal tcm decoder and associated decoding method7 Oct 2021US 2021/0314202 A1Faraday Technology Corp.
- Convolutional code decoder and convolutional code decoding method23 Jan 2020US 2020/0028526 A1Realtek Semiconductor Corp.
- Self-synchronizing viterbi decoder5 Sep 2019US 2019/0273577 A1QUALCOMM Incorporated
- Iterative equalization using non-linear models in a soft-input soft-output trellis29 Aug 2019US 2019/0268026 A1Northrop Grumman Systems Corporation
Most cited
By later US patents
- Apparatus and method for digital data transmission using orthogonal codes473US 6,356,555 B1Terayon Communications Systems, Inc. · 2002
- Apparatus and method for equalization in distributed digital data transmission systems321US 6,665,308 B1Terayon Communication Systems, Inc. · 2003
- Viterbi decoding apparatus and viterbi decoding method173US 6,748,034 B2Sony Corporation · 2004
- Viterbi processor159US 5,550,870 ALucent Technologies Inc. · 1996
- Programmable processor and method with wide operations132US 7,301,541 B2MicroUnity Systems Engineering, Inc. · 2007