H04L 1/0057
Block codes
Official title: {Block codes (H04L1/0061, H04L1/0064 take precedence)}
H04L1/0057 (Block codes) appears on 6,246 US grants and 6,520 published applications in this corpus.
Search patents in H04L- Granted patents
- 6,246
- Published applications
- 6,520
- Assignees
- 1,040
- Inventors
- 6,744
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 6 | 0 |
| 1985 | 4 | 0 |
| 1986 | 7 | 0 |
| 1987 | 6 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 8 | 0 |
| 1992 | 10 | 0 |
| 1993 | 8 | 0 |
| 1994 | 18 | 0 |
| 1995 | 27 | 0 |
| 1996 | 34 | 0 |
| 1997 | 44 | 0 |
| 1998 | 87 | 0 |
| 1999 | 75 | 0 |
| 2000 | 46 | 0 |
| 2001 | 53 | 22 |
| 2002 | 56 | 81 |
| 2003 | 57 | 90 |
| 2004 | 69 | 125 |
| 2005 | 59 | 147 |
| 2006 | 101 | 117 |
| 2007 | 81 | 217 |
| 2008 | 123 | 204 |
| 2009 | 123 | 242 |
| 2010 | 148 | 240 |
| 2011 | 176 | 235 |
| 2012 | 281 | 180 |
| 2013 | 313 | 198 |
| 2014 | 252 | 223 |
| 2015 | 261 | 300 |
| 2016 | 272 | 375 |
| 2017 | 334 | 357 |
| 2018 | 300 | 334 |
| 2019 | 452 | 580 |
| 2020 | 440 | 515 |
| 2021 | 494 | 354 |
| 2022 | 427 | 292 |
| 2023 | 322 | 333 |
| 2024 | 276 | 283 |
| 2025 | 236 | 269 |
| 2026 | 131 | 207 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Transmission method, reception method, transmitter, and receiver29 Sep 2026US 12,750,159 B2Panasonic Intellectual Property Corporation of America
- Information processing apparatus, communication system, information processing method and program29 Sep 2026US 12,750,163 B2Sony Group Corporation
- Adapting communication link parameters using signal-to-noise (SNR) deviation metrics22 Sep 2026US 12,744,619 B2NVIDIA Corporation
- Semiconductor device using multi-level signaling and coding method thereof22 Sep 2026US 12,744,620 B2Samsung Electronics Co., Ltd.
- Polar coding systems, procedures, and signaling22 Sep 2026US 12,744,621 B2InterDigital Patent Holdings, Inc.
- Successive cancellation list decoding of polar codes8 Oct 2026US 2026/0312716 A1Samsung Electronics Co., Ltd.
- Shaping bits for polar coding8 Oct 2026US 2026/0312719 A1QUALCOMM Incorporated
- Low gate-count hardware architecture for list-decoding of polar code8 Oct 2026US 2026/0312723 A1Samsung Electronics Co., Ltd.
- Altered base graph for low-density parity-check code8 Oct 2026US 2026/0312724 A1QUALCOMM Incorporated
- Error-tolerant data transmission method and communication apparatus8 Oct 2026US 2026/0312729 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- Spatio-temporal processing for communication580US 6,144,711 ACisco Systems, Inc. · 2000
- Variable rate vocoder458US 5,414,796 AQUALCOMM Incorporated · 1995
- Digital wireless speaker system422US 5,946,343 AL. S. Research, Inc. · 1999
- Digital wireless speaker system416US 5,832,024 AL. S. Research, Inc. · 1998
- Method for erasure coding data across a plurality of data stores in a network363US 7,681,104 B1BakBone Software, Inc. · 2010