H04K 3/44
Characterized by the control of the jamming waveform or modulation type
Official title: {characterized by the control of the jamming waveform or modulation type}
H04K3/44 (Characterized by the control of the jamming waveform or modulation type) appears on 143 US grants and 131 published applications in this corpus.
Search patents in H04K- Granted patents
- 143
- Published applications
- 131
- Assignees
- 88
- Inventors
- 253
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 7 | 1 |
| 2003 | 0 | 0 |
| 2004 | 2 | 3 |
| 2005 | 1 | 1 |
| 2006 | 1 | 4 |
| 2007 | 2 | 3 |
| 2008 | 4 | 7 |
| 2009 | 3 | 9 |
| 2010 | 5 | 6 |
| 2011 | 9 | 8 |
| 2012 | 7 | 4 |
| 2013 | 6 | 4 |
| 2014 | 5 | 4 |
| 2015 | 3 | 7 |
| 2016 | 4 | 7 |
| 2017 | 12 | 7 |
| 2018 | 10 | 3 |
| 2019 | 5 | 12 |
| 2020 | 13 | 11 |
| 2021 | 8 | 8 |
| 2022 | 6 | 8 |
| 2023 | 7 | 5 |
| 2024 | 8 | 4 |
| 2025 | 4 | 1 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Establishing a wireless connection with a mobile device17 Feb 2026US 12,557,152 B2Cellxion Limited
- Disruption to an operation of an unmanned aerial vehicle23 Sep 2025US 12,425,123 B2D-Fend Solutions Ad Ltd.
- Secure short-range communications link for medical devices29 Jul 2025US 12,375,925 B2Impulse Dynamics NV
- Counter unmanned aerial system with navigation data to Intercept and/or disable an unmanned aerial vehicle threat13 May 2025US 12,298,378 B2XiDrone Systems, Inc.
- Apparatus and method for generating jamming signal, communication system11 Mar 2025US 12,250,069 B2Agency for Defense Development
- Waveform generation30 Jul 2026US 2026/0222104 A1BAE SYSTEMS plc
- Establishing a wireless connection with a mobile device11 Jun 2026US 2026/0164477 A1Cellxion Limited
- Disruption to an operation of an unmanned aerial vehicle21 May 2026US 2026/0142743 A1D-Fend Solutions Ad Ltd.
- Counter unmanned aerial system with navigation data to intercept and/or disable an unmanned aerial vehicle threat2 Apr 2026US 2026/0093026 A1XiDrone Systems, Inc.
- Secure short-range communications link for medical devices20 Nov 2025US 2025/0358619 A1Impulse Dynamics NV
Most cited
By later US patents
- Cognitive radio methodology, physical layer policies and machine learning492US 8,515,473 B2BAE Systems Information and Electronic Systems Integration Inc. · 2013
- Deterent for unmanned aerial systems234US 9,715,009 B1XiDrone Systems, Inc. · 2017
- Reactive parallel processing jamming system220US 7,728,755 B12010
- Signal transmission surveillance system216US 8,001,901 B2The United States of America as represented by the Secretary of the Navy · 2011
- System and method for detecting and defeating a drone211US 9,529,360 B12016