H03M 13/15
Cyclic codes, i.e. cyclic shifts of codewords produce other codewords
Official title: Cyclic codes, i.e. cyclic shifts of codewords produce other codewords, e.g. codes defined by a generator polynomial, Bose-Chaudhuri-Hocquenghem [BCH] codes (H03M13/17 takes precedence)
H03M13/15 (Cyclic codes, i.e. cyclic shifts of codewords produce other codewords) appears on 5,054 US grants and 4,547 published applications in this corpus.
Search patents in H03M- Granted patents
- 5,054
- Published applications
- 4,547
- Assignees
- 887
- Inventors
- 5,322
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 4 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 4 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 4 | 0 |
| 1985 | 15 | 0 |
| 1986 | 16 | 0 |
| 1987 | 13 | 0 |
| 1988 | 13 | 0 |
| 1989 | 31 | 0 |
| 1990 | 16 | 0 |
| 1991 | 13 | 0 |
| 1992 | 15 | 0 |
| 1993 | 13 | 0 |
| 1994 | 24 | 0 |
| 1995 | 39 | 0 |
| 1996 | 35 | 0 |
| 1997 | 35 | 0 |
| 1998 | 56 | 0 |
| 1999 | 63 | 0 |
| 2000 | 52 | 0 |
| 2001 | 60 | 20 |
| 2002 | 70 | 70 |
| 2003 | 73 | 76 |
| 2004 | 55 | 65 |
| 2005 | 42 | 85 |
| 2006 | 74 | 75 |
| 2007 | 65 | 174 |
| 2008 | 106 | 148 |
| 2009 | 86 | 142 |
| 2010 | 92 | 162 |
| 2011 | 118 | 145 |
| 2012 | 230 | 143 |
| 2013 | 246 | 156 |
| 2014 | 244 | 217 |
| 2015 | 238 | 225 |
| 2016 | 209 | 321 |
| 2017 | 258 | 434 |
| 2018 | 288 | 295 |
| 2019 | 451 | 390 |
| 2020 | 335 | 276 |
| 2021 | 329 | 233 |
| 2022 | 280 | 195 |
| 2023 | 243 | 163 |
| 2024 | 180 | 157 |
| 2025 | 133 | 114 |
| 2026 | 74 | 66 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Encoding metadata information in a codeword29 Sep 2026US 12,750,070 B2Micron Technology, Inc.
- Systems and methods for peer-to-peer single use access token22 Sep 2026US 12,744,673 B2AXS Group LLC
- Syndrome decoding system15 Sep 2026US 12,737,257 B2Micron Technology, Inc.
- Object storage and access management systems and methods8 Sep 2026US 12,730,579 B2NantCell, Inc.
- Storage system accommodating differing types of storage1 Sep 2026US 12,724,670 B2Everpure, Inc.
- Autonomous Allocation of Rebuilding Resources via a Storage Network8 Oct 2026US 2026/0310534 A1Everpure, Inc.
- Decoding errors using quantum subspace expansion8 Oct 2026US 2026/0311029 A1Google Inc.
- Arithmetic circuit, memory system, and method of controlling nonvolatile memory8 Oct 2026US 2026/0312604 A1Kioxia Corporation
- Iterative Block Decoding Using Soft Information from Multiple Oligo Copies in DNA Data Storage24 Sep 2026US 2026/0291522 A1Western Digital Technologies, Inc.
- Decoder scheme capable of reducing frequency of memory reading and writing during iterative decoding procedure24 Sep 2026US 2026/0291523 A1Silicon Motion, Inc.
Most cited
By later US patents
- Method and system for error-free data transfer1,486US 6,012,159 AKencast, Inc. · 2000
- Multi-dimensional data protection and mirroring method for micro level data1,420US 7,103,824 B22006
- Fixed content distributed data storage using permutation ring encoding1,418US 7,240,236 B2Archivas, Inc. · 2007
- Storage cluster407US 8,850,108 B1Pure Storage, Inc. · 2014
- Erasure coding immutable data389US 8,473,778 B2Microsoft Corporation · 2013