H04W 84/042
Public land mobile systems
Official title: {Public Land Mobile systems, e.g. cellular systems}
H04W84/042 (Public land mobile systems) appears on 12,252 US grants and 14,923 published applications in this corpus.
Search patents in H04W- Granted patents
- 12,252
- Published applications
- 14,923
- Assignees
- 1,606
- Inventors
- 13,482
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 17 | 0 |
| 1996 | 26 | 0 |
| 1997 | 18 | 0 |
| 1998 | 36 | 0 |
| 1999 | 27 | 0 |
| 2000 | 49 | 0 |
| 2001 | 37 | 29 |
| 2002 | 41 | 75 |
| 2003 | 36 | 79 |
| 2004 | 50 | 98 |
| 2005 | 47 | 138 |
| 2006 | 69 | 171 |
| 2007 | 51 | 160 |
| 2008 | 49 | 269 |
| 2009 | 90 | 366 |
| 2010 | 115 | 608 |
| 2011 | 179 | 683 |
| 2012 | 385 | 865 |
| 2013 | 579 | 904 |
| 2014 | 912 | 778 |
| 2015 | 905 | 1044 |
| 2016 | 932 | 1063 |
| 2017 | 1004 | 1045 |
| 2018 | 975 | 884 |
| 2019 | 996 | 890 |
| 2020 | 907 | 939 |
| 2021 | 802 | 923 |
| 2022 | 725 | 808 |
| 2023 | 697 | 690 |
| 2024 | 663 | 607 |
| 2025 | 519 | 482 |
| 2026 | 281 | 325 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Binding indications for notification resiliency6 Oct 2026US 12,756,630 B2Hewlett Packard Enterprise Development LP
- Method and apparatus for configuring offloading policy for VPLMN edge service in mobile communication system6 Oct 2026US 12,756,994 B2Samsung Electronics Co., Ltd.
- SIM whitelisting and multi-operator core networks6 Oct 2026US 12,757,103 B2Parallel Wireless, Inc.
- Method and apparatus for receiving downlink data packets over N3GPP access6 Oct 2026US 12,757,258 B2Samsung Electronics Co., Ltd.
- Radio capability change29 Sep 2026US 12,750,658 B2Lenovo (Singapore) Pte. Ltd.
- Subscriber authentication in a non-public network8 Oct 2026US 2026/0312939 A1Verizon Patent and Licensing Inc.
- System and method for automatic emergency call validation8 Oct 2026US 2026/0313414 A1AT&T Mobility II LLC
- Sidelink-based positioning method and apparatus8 Oct 2026US 2026/0313594 A1Beijing Xiaomi Mobile Software Co., Ltd.
- Methods and systems of sending and receiving messages between a cellular router and a server8 Oct 2026US 2026/0313722 A1Pismo Labs Technology Limited
- Communication over underlay network8 Oct 2026US 2026/0313723 A1LG Electronics Inc.
Most cited
By later US patents
- Multifunctional world wide walkie talkie, a tri-frequency cellular-satellite wireless instant messenger computer and network for establishing global wireless volp quality of service (qos) communications, unified messaging, and video conferencing via the internet1,246US 6,763,226 B1Computer Science Central, Inc. · 2004
- Computer system linked by using information in data objects1,131US 6,122,403 ADigimarc Corporation · 2000
- Communication system and methods for enhanced information transfer699US 5,465,401 ATexas Instruments Incorporated · 1995
- Backhaul link for distributed antenna system604US 9,113,347 B2AT&T Intellectual Property I, L. P. · 2015
- Verifiable service billing for intermediate networking devices555US 8,023,425 B2Headwater Partners I LLC · 2011