H04K 3/00
Jamming of communication
Official title: Jamming of communication; Counter-measures
H04K3/00 (Jamming of communication) appears on 2,096 US grants and 2,013 published applications in this corpus.
Search patents in H04K- Granted patents
- 2,096
- Published applications
- 2,013
- Assignees
- 883
- Inventors
- 3,999
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 19 | 0 |
| 1977 | 7 | 0 |
| 1978 | 6 | 0 |
| 1979 | 7 | 0 |
| 1980 | 11 | 0 |
| 1981 | 5 | 0 |
| 1982 | 14 | 0 |
| 1983 | 7 | 0 |
| 1984 | 6 | 0 |
| 1985 | 4 | 0 |
| 1986 | 5 | 0 |
| 1987 | 14 | 0 |
| 1988 | 9 | 0 |
| 1989 | 6 | 0 |
| 1990 | 11 | 0 |
| 1991 | 12 | 0 |
| 1992 | 21 | 0 |
| 1993 | 15 | 0 |
| 1994 | 26 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 17 | 0 |
| 2000 | 15 | 0 |
| 2001 | 28 | 6 |
| 2002 | 32 | 29 |
| 2003 | 19 | 35 |
| 2004 | 21 | 41 |
| 2005 | 20 | 31 |
| 2006 | 40 | 49 |
| 2007 | 31 | 119 |
| 2008 | 57 | 103 |
| 2009 | 47 | 80 |
| 2010 | 55 | 78 |
| 2011 | 78 | 75 |
| 2012 | 97 | 74 |
| 2013 | 83 | 78 |
| 2014 | 93 | 93 |
| 2015 | 83 | 92 |
| 2016 | 90 | 114 |
| 2017 | 126 | 97 |
| 2018 | 99 | 108 |
| 2019 | 129 | 101 |
| 2020 | 103 | 112 |
| 2021 | 99 | 99 |
| 2022 | 88 | 110 |
| 2023 | 105 | 87 |
| 2024 | 86 | 86 |
| 2025 | 71 | 65 |
| 2026 | 57 | 51 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Radio jamming detection6 Oct 2026US 12,756,493 B2Telit Cinterion Deutschland GmbH
- Measuring a resistance against an adversarial attack and estimating a parameter of an interference source29 Sep 2026US 12,750,153 B2Rohde & Schwarz GmbH & Co.KG
- Adaptive jammer detection29 Sep 2026US 12,750,154 B2QUALCOMM Incorporated
- Method for eliminating jamming by OAM mode quadratic coordination22 Sep 2026US 12,744,617 B2Xidian University
- Identification and mitigation of attacks and/or malfunction of autonomous vehicles sensor involving disappearing object15 Sep 2026US 12,739,051 B2Kyndryl, Inc.
- Enhanced Long Range Communication Schemes In Wireless Communications8 Oct 2026US 2026/0312715 A1Mediatek Inc.
- Transmitter, receiver, communication system and communication method for mimo communication enabling mitigation of an interfering transmitter1 Oct 2026US 2026/0303137 A1ETH Zurich
- Low-pass to notch reconfigurable filter24 Sep 2026US 2026/0291454 A1QUALCOMM Incorporated
- System, method and computer program product for detection of gnss jammers24 Sep 2026US 2026/0291638 A1Israel Aerospace Industries Ltd.
- Device for the tap-proof placement of a mobile telephone17 Sep 2026US 2026/0280747 A1Guardian, LLC
Most cited
By later US patents
- Method for collecting data using compact internetworked wireless integrated network sensors (WINS)932US 6,735,630 B1Sensoria Corporation · 2004
- Method and apparatus for internetworked wireless integrated network sensor (WINS) nodes858US 6,859,831 B1Sensoria Corporation · 2005
- Method and apparatus for distributed signal processing among internetworked wireless integrated network sensors (WINS)510US 6,832,251 B1Sensoria Corporation · 2004
- Cognitive radio methodology, physical layer policies and machine learning492US 8,515,473 B2BAE Systems Information and Electronic Systems Integration Inc. · 2013
- Apparatus for internetworked hybrid wireless integrated network sensors (WINS)463US 6,826,607 B1Sensoria Corporation · 2004