H03M 13/616
Matrix operations, especially for generator matrices or check matrices
Official title: {Matrix operations, especially for generator matrices or check matrices, e.g. column or row permutations}
H03M13/616 (Matrix operations, especially for generator matrices or check matrices) appears on 1,158 US grants and 1,227 published applications in this corpus.
Search patents in H03M- Granted patents
- 1,158
- Published applications
- 1,227
- Assignees
- 290
- Inventors
- 1,320
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 3 | 2 |
| 2004 | 1 | 4 |
| 2005 | 0 | 6 |
| 2006 | 5 | 3 |
| 2007 | 8 | 3 |
| 2008 | 4 | 12 |
| 2009 | 3 | 10 |
| 2010 | 3 | 13 |
| 2011 | 3 | 15 |
| 2012 | 17 | 21 |
| 2013 | 34 | 30 |
| 2014 | 39 | 38 |
| 2015 | 41 | 74 |
| 2016 | 60 | 114 |
| 2017 | 96 | 169 |
| 2018 | 71 | 95 |
| 2019 | 177 | 170 |
| 2020 | 139 | 114 |
| 2021 | 132 | 79 |
| 2022 | 108 | 64 |
| 2023 | 71 | 48 |
| 2024 | 61 | 60 |
| 2025 | 55 | 44 |
| 2026 | 21 | 37 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Communication techniques involving pairwise orthogonality of adjacent rows in LPDC code22 Sep 2026US RE51,040 E1QUALCOMM Incorporated
- Method and apparatus for low density parity check channel coding in wireless communication system1 Sep 2026US 12,726,217 B2Huawei Technologies Co., Ltd.
- Communication method and apparatus25 Aug 2026US 12,719,609 B2Huawei Technologies Co., Ltd.
- Scheduling method for LDPC decoding28 Jul 2026US 12,695,540 B2NVIDIA Corporation
- Systems and methods for block-kronecker based low density parity check (LDPC) code with 5/6 code rate30 Jun 2026US 12,671,441 B2Avago Technologies International Sales Pte. Limited
- Low density parity check decoder24 Sep 2026US 2026/0291519 A1The Texas A&M University System
- Rate matching method and communication apparatus24 Sep 2026US 2026/0291647 A1Huawei Technologies Co., Ltd.
- Ldpc code–based communication method and communication apparatus10 Sep 2026US 2026/0269845 A1Huawei Technologies Co., Ltd.
- Data sending method, data receiving method, and communication apparatus10 Sep 2026US 2026/0269977 A1Huawei Technologies Co., Ltd.
- Systems and methods for block-kronecker based low density parity check (ldpc) code with 2/3 code rate27 Aug 2026US 2026/0254464 A1Avago Technologies International Sales Pte. Limited
Most cited
By later US patents
- Method and system for decoding low density parity check codes80US 8,392,789 B2Texas Instruments Incorporated · 2013
- H-matrix for error correcting circuitry75US 7,370,264 B2STMicroelectronics S.r.l. · 2008
- Error detection and correction apparatus and method70US 9,043,674 B2Intel Corporation · 2015
- Accelerated erasure coding system and method67US 8,683,296 B2Streamscale, Inc. · 2014
- Low density parity check decoder for regular LDPC codes64US 8,359,522 B2The Texas A&M University System · 2013