H04W 84/08
Trunked mobile radio systems
H04W84/08 (Trunked mobile radio systems) appears on 928 US grants and 628 published applications in this corpus.
Search patents in H04W- Granted patents
- 928
- Published applications
- 628
- Assignees
- 252
- Inventors
- 1,559
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 7 | 0 |
| 1987 | 11 | 0 |
| 1988 | 2 | 0 |
| 1989 | 9 | 0 |
| 1990 | 11 | 0 |
| 1991 | 14 | 0 |
| 1992 | 33 | 0 |
| 1993 | 41 | 0 |
| 1994 | 35 | 0 |
| 1995 | 35 | 0 |
| 1996 | 41 | 0 |
| 1997 | 26 | 0 |
| 1998 | 32 | 0 |
| 1999 | 34 | 0 |
| 2000 | 25 | 0 |
| 2001 | 20 | 1 |
| 2002 | 14 | 13 |
| 2003 | 10 | 27 |
| 2004 | 14 | 29 |
| 2005 | 17 | 54 |
| 2006 | 27 | 91 |
| 2007 | 20 | 45 |
| 2008 | 28 | 31 |
| 2009 | 22 | 31 |
| 2010 | 48 | 26 |
| 2011 | 29 | 22 |
| 2012 | 33 | 31 |
| 2013 | 29 | 31 |
| 2014 | 45 | 26 |
| 2015 | 36 | 36 |
| 2016 | 33 | 24 |
| 2017 | 27 | 25 |
| 2018 | 23 | 19 |
| 2019 | 32 | 20 |
| 2020 | 17 | 12 |
| 2021 | 14 | 15 |
| 2022 | 12 | 8 |
| 2023 | 3 | 5 |
| 2024 | 6 | 3 |
| 2025 | 4 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and apparatus for assigning talk groups to network slices12 Aug 2025US 12,389,204 B2Motorola Solutions, Inc.
- Voice communication method and system under a broadband and narrow-band intercommunication environment17 Jun 2025US 12,335,777 B2Hytera Communications Corp., Ltd.
- Public land mobile network support for a stand-alone non-public access network25 Mar 2025US 12,261,892 B2Apple Inc.
- Enhanced network availability for private enterprise networks in shared spectrum systems7 Jan 2025US 12,192,780 B2Nokia Solutions and Networks Oy
- Systems and methods for supporting ad hoc group call for MCX services10 Dec 2024US 12,167,494 B2Samsung Electronics Co., Ltd.
- Communication apparatus that communicates with target apparatus and method used in communication apparatus1 Jan 2026US 2026/0005717 A1JVCKENWOOD Corporation
- Systems and methods for managing remotely initiated mission critical push to talk (mcptt) calls2 Oct 2025US 2025/0311052 A1Samsung Electronics Co., Ltd.
- Voice communication system9 Jan 2025US 2025/0016764 A1Frequentis AG
- Wireless communication device and wireless communication method26 Dec 2024US 2024/0430646 A1JVCKENWOOD Corporation
- Incident communications network with dynamic asset marshaling and a mobile interoperability workstation1 Aug 2024US 2024/0259444 A1Mutualink, Inc.
Most cited
By later US patents
- Group location and route sharing system for communication units in a trunked communication system371US 6,885,874 B2Motorola, Inc. · 2005
- Trunked communication system with nationwide roaming capability321US 4,833,701 AMotorola, Inc. · 1989
- Energy saving protocol for a communication system293US 5,128,938 AMotorola, Inc. · 1992
- Method/apparatus for an accelerated response to resource allocation requests in a CDMA push-to-talk system using a CDMA interconnect subsystem to route calls248US 5,983,099 AQUALCOMM Incorporated · 1999
- Voice tagging of automated menu location236US 7,519,359 B2Motorola, Inc. · 2009