H04L 1/20
Arrangements for detecting or preventing errors in the information received: using signal
Official title: using signal quality detector
H04L1/20 (Arrangements for detecting or preventing errors in the information received: using signal) appears on 4,420 US grants and 4,259 published applications in this corpus.
Search patents in H04L- Granted patents
- 4,420
- Published applications
- 4,259
- Assignees
- 1,139
- Inventors
- 8,341
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 2 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 9 | 0 |
| 1981 | 3 | 0 |
| 1982 | 13 | 0 |
| 1983 | 8 | 0 |
| 1984 | 9 | 0 |
| 1985 | 9 | 0 |
| 1986 | 13 | 0 |
| 1987 | 14 | 0 |
| 1988 | 13 | 0 |
| 1989 | 14 | 0 |
| 1990 | 7 | 0 |
| 1991 | 14 | 0 |
| 1992 | 13 | 0 |
| 1993 | 18 | 0 |
| 1994 | 24 | 0 |
| 1995 | 36 | 0 |
| 1996 | 36 | 0 |
| 1997 | 32 | 0 |
| 1998 | 63 | 0 |
| 1999 | 50 | 0 |
| 2000 | 57 | 0 |
| 2001 | 51 | 37 |
| 2002 | 60 | 128 |
| 2003 | 69 | 163 |
| 2004 | 90 | 189 |
| 2005 | 100 | 194 |
| 2006 | 155 | 158 |
| 2007 | 127 | 165 |
| 2008 | 164 | 178 |
| 2009 | 153 | 170 |
| 2010 | 149 | 177 |
| 2011 | 154 | 124 |
| 2012 | 170 | 164 |
| 2013 | 210 | 184 |
| 2014 | 229 | 235 |
| 2015 | 231 | 248 |
| 2016 | 240 | 207 |
| 2017 | 216 | 178 |
| 2018 | 164 | 151 |
| 2019 | 187 | 165 |
| 2020 | 174 | 201 |
| 2021 | 168 | 175 |
| 2022 | 166 | 214 |
| 2023 | 167 | 161 |
| 2024 | 150 | 116 |
| 2025 | 138 | 104 |
| 2026 | 64 | 73 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Communication apparatus and methods for multimedia adaptation in a communication apparatus communicating with a network device in a wireless network via a communication link6 Oct 2026US 12,756,495 B2Mediatek Inc.
- Message fault recovery without retransmission in 5G and 6G6 Oct 2026US 12,756,496 B2
- State reduction for sequence estimation based on signal quality29 Sep 2026US 12,750,162 B2QUALCOMM Incorporated
- Apparatus and method for optimizing uplink carrier aggregation in a radio access network22 Sep 2026US 12,745,132 B2Rakuten Mobile, Inc.
- Life cycle management of a receiver with an artificial intelligence receiver module15 Sep 2026US 12,739,068 B2Viavi Solutions Inc.
- Calibration circuit, calibration method, external signal interface chip, and electronic apparatus8 Oct 2026US 2026/0312739 A1Innogrit Technologies Co., Ltd.
- Decoding method and apparatus1 Oct 2026US 2026/0303255 A1Honor Device Co., Ltd.
- Communication systems, apparatuses, methods, and non-transitory computer-readable storage media using collaborative neural networks for communication receivers24 Sep 2026US 2026/0289236 A1Huawei Technologies Co., Ltd.
- Network coding for multi-link device networks24 Sep 2026US 2026/0291658 A1QUALCOMM Incorporated
- Recognition-modulated wireless communication system and methods for controlling wireless transmission parameters17 Sep 2026US 2026/0281922 A1
Most cited
By later US patents
- IP-flow classification in a wireless point to multi-point (PTMP) transmission system910US 6,452,915 B1Malibu Networks, Inc. · 2002
- Application-aware, quality of service (QoS) sensitive, media access control (MAC) layer567US 6,640,248 B1Malibu Networks, Inc. · 2003
- position determination in an integrated cellular communications system451US 5,612,703 ACelsat America, Inc. · 1997
- Position determination for reducing unauthorized use of a communication system442US 5,835,857 ACelsat America, Inc. · 1998
- Power control with signal quality estimation for smart antenna communication systems433US 6,463,295 B1ArrayComm, Inc. · 2002