H04L 5/1438
Negotiation of transmission parameters prior to communication
Official title: {Negotiation of transmission parameters prior to communication (modified according to link quality H04L1/0001)}
H04L5/1438 (Negotiation of transmission parameters prior to communication) appears on 1,121 US grants and 1,061 published applications in this corpus.
Search patents in H04L- Granted patents
- 1,121
- Published applications
- 1,061
- Assignees
- 351
- Inventors
- 1,837
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 10 | 0 |
| 1997 | 4 | 0 |
| 1998 | 20 | 0 |
| 1999 | 22 | 0 |
| 2000 | 26 | 0 |
| 2001 | 26 | 11 |
| 2002 | 22 | 60 |
| 2003 | 37 | 42 |
| 2004 | 52 | 62 |
| 2005 | 33 | 47 |
| 2006 | 46 | 29 |
| 2007 | 30 | 49 |
| 2008 | 32 | 48 |
| 2009 | 40 | 43 |
| 2010 | 49 | 45 |
| 2011 | 47 | 45 |
| 2012 | 50 | 36 |
| 2013 | 53 | 51 |
| 2014 | 56 | 53 |
| 2015 | 48 | 67 |
| 2016 | 59 | 54 |
| 2017 | 56 | 51 |
| 2018 | 30 | 24 |
| 2019 | 41 | 41 |
| 2020 | 38 | 32 |
| 2021 | 35 | 39 |
| 2022 | 33 | 29 |
| 2023 | 39 | 35 |
| 2024 | 26 | 21 |
| 2025 | 20 | 20 |
| 2026 | 16 | 27 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Switching delay control in a dual-active protocol stack handover6 Oct 2026US 12,757,081 B2Telefonaktiebolaget LM Ericsson (publ)
- Method and satellite system for scheduling forward link resource allocations and return link resource allocations of a satellite link8 Sep 2026US 12,732,987 B2Skylo Technologies, Inc.
- Time and frequency relation for uplink (UL) transmission28 Jul 2026US 12,695,588 B2Telefonaktiebolaget LM Ericsson (publ)
- Information acquisition method14 Jul 2026US 12,683,755 B2Beijing Xiaomi Mobile Software Co., Ltd.
- Sensing by proxy (SBP) termination frame with termination control field7 Jul 2026US 12,677,339 B2Intel Corporation
- Hybrid automatic repeat request communication8 Oct 2026US 2026/0312738 A1QUALCOMM Incorporated
- Transmission occasion determination in sub-band full duplex operation1 Oct 2026US 2026/0303314 A1Nokia Technologies Oy
- Multi-uplink transmission validation during full-duplex operations24 Sep 2026US 2026/0291673 A1QUALCOMM Incorporated
- Transmission format indicator for subband non-overlapping full duplex slot24 Sep 2026US 2026/0291705 A1Nokia Technologies Oy
- Methods and apparatus for reducing cross-link interference in sub-band full-duplex communication systems10 Sep 2026US 2026/0269997 A1MediaTek Singapore Pte. Ltd.
Most cited
By later US patents
- Repeater and methods for use therewith368US 10,142,086 B2AT&T Intellectual Property I, L. P. · 2018
- Adaptive data rate modem346US 5,541,955 APericle Communications Company · 1996
- Scheduling data transmission278US 5,920,701 AStarburst Communications Corporation · 1999
- Methods for transmitting data272US 5,727,002 AStarburst Communications Corporation · 1998
- Mobile radio data communication system and method264US 5,483,676 ANorand Corporation · 1996