H03M 13/033
Theoretical methods to calculate these checking codes
Official title: {Theoretical methods to calculate these checking codes}
H03M13/033 (Theoretical methods to calculate these checking codes) appears on 601 US grants and 636 published applications in this corpus.
Search patents in H03M- Granted patents
- 601
- Published applications
- 636
- Assignees
- 188
- Inventors
- 879
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 7 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 2 |
| 2003 | 3 | 3 |
| 2004 | 2 | 4 |
| 2005 | 2 | 6 |
| 2006 | 1 | 6 |
| 2007 | 4 | 15 |
| 2008 | 3 | 19 |
| 2009 | 8 | 18 |
| 2010 | 17 | 25 |
| 2011 | 14 | 22 |
| 2012 | 30 | 23 |
| 2013 | 45 | 27 |
| 2014 | 31 | 25 |
| 2015 | 29 | 31 |
| 2016 | 24 | 45 |
| 2017 | 25 | 44 |
| 2018 | 18 | 29 |
| 2019 | 54 | 72 |
| 2020 | 50 | 70 |
| 2021 | 74 | 32 |
| 2022 | 53 | 31 |
| 2023 | 31 | 19 |
| 2024 | 20 | 23 |
| 2025 | 27 | 27 |
| 2026 | 11 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Polar code construction method and apparatus11 Aug 2026US 12,706,690 B2Huawei Technologies Co., Ltd.
- Polar code encoding method, polar code decoding method, and apparatuses thereof30 Jun 2026US 12,671,526 B2Huawei Technologies Co., Ltd.
- Magic state factory constructions for producing CCZ and T states16 Jun 2026US 12,657,506 B2Google Inc.
- Systems and methods for block-kronecker based low density parity check (LDPC) code with 1/2 code rate5 May 2026US 12,621,007 B2Avago Technologies International Sales Pte. Limited
- Systems and methods for block-kronecker based low density parity check (LDPC) code with 2/3 code rate5 May 2026US 12,621,008 B2Avago Technologies International Sales Pte. Limited
- Magic state factory constructions for producing ccz and t states24 Sep 2026US 2026/0289384 A1Google Inc.
- 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
- System and method for forward error correction in an on-board processing satellite transponder27 Aug 2026US 2026/0254561 A1
- LDPC Code-Based Communication Method and Communication Apparatus27 Aug 2026US 2026/0254562 A1Huawei Technologies Co., Ltd.
- Systems and methods for block-kronecker based low density parity check (ldpc) code with 3/4 code rate13 Aug 2026US 2026/0238232 A1Avago Technologies International Sales Pte. Limited
Most cited
By later US patents
- Sets of rate-compatible universal turbo codes nearly optimized over various rates and interleaver sizes121US 6,370,669 B1Hughes Electronics Corporation · 2002
- System and method for generating low density parity check codes using bit-filling117US 6,789,227 B2International Business Machines Corporation · 2004
- Error correction coding for varying signal-to-noise ratio channels103US 7,685,494 B1Marvell International Ltd. · 2010
- Error detection and correction codes for channels and memories with incomplete error characteristics102US 8,429,495 B2Mosaid Technologies Incorporated · 2013
- Forward error correction scheme for data channels using universal turbo codes93US 6,430,722 B1Hughes Electronics Corporation · 2002