H04W 74/002
Transmission of channel access control information
Official title: {Transmission of channel access control information}
H04W74/002 (Transmission of channel access control information) appears on 8,199 US grants and 10,977 published applications in this corpus.
Search patents in H04W- Granted patents
- 8,199
- Published applications
- 10,977
- Assignees
- 755
- Inventors
- 6,673
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 8 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 8 | 0 |
| 2000 | 10 | 0 |
| 2001 | 9 | 12 |
| 2002 | 9 | 17 |
| 2003 | 15 | 26 |
| 2004 | 15 | 85 |
| 2005 | 27 | 67 |
| 2006 | 39 | 65 |
| 2007 | 46 | 73 |
| 2008 | 35 | 77 |
| 2009 | 37 | 121 |
| 2010 | 54 | 176 |
| 2011 | 86 | 203 |
| 2012 | 115 | 220 |
| 2013 | 183 | 284 |
| 2014 | 249 | 323 |
| 2015 | 300 | 505 |
| 2016 | 390 | 568 |
| 2017 | 474 | 523 |
| 2018 | 466 | 715 |
| 2019 | 604 | 755 |
| 2020 | 689 | 915 |
| 2021 | 722 | 1006 |
| 2022 | 735 | 1130 |
| 2023 | 770 | 928 |
| 2024 | 893 | 853 |
| 2025 | 791 | 753 |
| 2026 | 401 | 577 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Demodulation reference signal bundling of a message of a random access procedure6 Oct 2026US 12,756,513 B2QUALCOMM Incorporated
- Selective receiver-assisted channel sensing6 Oct 2026US 12,757,243 B2QUALCOMM Incorporated
- Method and apparatus for receiving PPDU by configuring multiple primary channels in wireless LAN system6 Oct 2026US 12,757,244 B2LG Electronics Inc.
- Physical random access channel (PRACH) receiver for determining cells in which a preamble has been transmitted6 Oct 2026US 12,757,250 B2Telefonaktiebolaget LM Ericsson (publ)
- Efficient signalling of features combination for random access channel partitioning6 Oct 2026US 12,757,252 B2Nokia Technologies Oy
- Methods and apparatuses for multi-ap transmission8 Oct 2026US 2026/0312746 A1
- Devices and methods for initial access8 Oct 2026US 2026/0312779 A1Lenovo (Beijing) Limited
- Method for operating a control unit and a determination unit of a lightweight vehicle8 Oct 2026US 2026/0313334 A1Robert Bosch GmbH
- Bandwidth part switching methods and apparatus for wireless devices8 Oct 2026US 2026/0313682 A1Toyota Jidosha Kabushiki Kaisha
- Random-access method and device, ue and network equipment8 Oct 2026US 2026/0313693 A1China Mobile Communication Co., Ltd Research Institute
Most cited
By later US patents
- Intelligent spectrum allocation based on user behavior patterns354US 8,972,311 B2Intel Corporation · 2015
- Dynamic wireless local area network with interactive communications within the network284US 5,875,186 ANetwave Technologies Limited · 1999
- Medium access protocol for wireless LANs272US 5,231,634 AProxim, Inc. · 1993
- Method and apparatus for providing wireless access to an ATM network240US 5,970,062 AArmonk Business Machines Corporation · 1999
- Wireless network that utilizes concurrent interfering transmission and MIMO techniques236US 8,126,396 B2Broadcom Corporation · 2012