H04L 1/1812
Hybrid protocols
Official title: Hybrid protocols; Hybrid automatic repeat request [HARQ]
H04L1/1812 (Hybrid protocols) appears on 10,451 US grants and 13,364 published applications in this corpus.
Search patents in H04L- Granted patents
- 10,451
- Published applications
- 13,364
- Assignees
- 785
- Inventors
- 7,475
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 9 | 0 |
| 1998 | 7 | 0 |
| 1999 | 11 | 0 |
| 2000 | 15 | 0 |
| 2001 | 14 | 11 |
| 2002 | 13 | 73 |
| 2003 | 23 | 109 |
| 2004 | 28 | 145 |
| 2005 | 35 | 183 |
| 2006 | 89 | 169 |
| 2007 | 87 | 219 |
| 2008 | 111 | 243 |
| 2009 | 116 | 300 |
| 2010 | 151 | 367 |
| 2011 | 213 | 301 |
| 2012 | 322 | 280 |
| 2013 | 371 | 350 |
| 2014 | 395 | 411 |
| 2015 | 382 | 485 |
| 2016 | 489 | 539 |
| 2017 | 422 | 445 |
| 2018 | 445 | 664 |
| 2019 | 556 | 886 |
| 2020 | 727 | 1174 |
| 2021 | 814 | 1153 |
| 2022 | 890 | 1488 |
| 2023 | 950 | 1181 |
| 2024 | 1194 | 988 |
| 2025 | 979 | 731 |
| 2026 | 565 | 469 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method, device, and system for reducing receiving-end RLC processing load through highly reliable HARQ feedback-based RLC retransmission6 Oct 2026US 12,756,500 B2Samsung Electronics Co., Ltd.
- Schemes on disabling HARQ feedback6 Oct 2026US 12,756,501 B2MediaTek Singapore Pte. Ltd.
- Sub-slot based codebook construction techniques6 Oct 2026US 12,756,502 B2Zte Corporation
- Hybrid automatic repeat request disabled operation6 Oct 2026US 12,756,503 B2QUALCOMM Incorporated
- Enhanced hybrid automatic repeat request acknowledgement/negative acknowledgement configurations associated with initial physical downlink control channel communications6 Oct 2026US 12,756,525 B2QUALCOMM Incorporated
- Mrb architecture with pdcp retransmission8 Oct 2026US 2026/0312733 A1QUALCOMM Incorporated
- Measurement methods and apparatuses, and computer-readable storage medium8 Oct 2026US 2026/0313314 A1Beijing Xiaomi Mobile Software Co., Ltd.
- Prohibit timer for radio link control protocol data unit retransmission8 Oct 2026US 2026/0313454 A1QUALCOMM Incorporated
- Modulation and coding scheme for single transport block transmission8 Oct 2026US 2026/0313635 A1Lenovo (United States) Inc.
- Technologies for transmissions without retransmission8 Oct 2026US 2026/0313643 A1Apple Inc.
Most cited
By later US patents
- System for protecting the transmission of live data streams, and upon reception, for reconstructing the live data streams and recording them into files1,424US 7,024,609 B2Kencast, Inc. · 2006
- Spatio-temporal processing for communication580US 6,144,711 ACisco Systems, Inc. · 2000
- Cellular telephone data communication system and method360US 4,697,281 ASpectrum Cellular Communications Corporation, Inc. · 1987
- Spatio-temporal processing for interference handling318US 6,452,981 B1Cisco Systems, Inc. · 2002
- Methods and systems for forward error correction based loss recovery for interactive video transmission261US 6,421,387 B1North Carolina State University · 2002