H04K 1/025
Using an analogue chaotic signal
Official title: {using an analogue chaotic signal}
H04K1/025 (Using an analogue chaotic signal) appears on 12 US grants and 10 published applications in this corpus.
Search patents in H04K- Granted patents
- 12
- Published applications
- 10
- Assignees
- 12
- Inventors
- 37
- Latest grant
- 14 Feb 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 2 |
| 2011 | 1 | 2 |
| 2012 | 1 | 0 |
| 2013 | 4 | 0 |
| 2014 | 1 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Wideband featureless rateless chaotic waveform generation method14 Feb 2023US 11,582,023 B2BAE Systems Information and Electronic Systems Integration Inc.
- Method and apparatus for hybrid encryption26 Dec 2017US 9,853,809 B2Board of Regents, The University of Texas System
- Permission-based TDMA chaotic communication systems30 Sep 2014US 8,848,909 B2Harris Corporation
- Symbol duration dithering for secured chaotic communications13 Aug 2013US 8,509,284 B2Harris Corporation
- Method and apparatus for secure digital communications using chaotic signals26 Feb 2013US 8,385,547 B2The United States of America as represented by the Secretary of the Navy
- Artificial noise (an) cancelation4 Sep 2025US 2025/0279842 A1QUALCOMM Incorporated
- Wideband featureless rateless chaotic waveform generation method15 Dec 2022US 2022/0399989 A1BAE Systems Information and Electronic Systems Integration Inc.
- Method and apparatus for hybrid encryption23 Mar 2017US 2017/0085367 A1Board of Regents, The University of Texas System
- Permission-based tdma chaotic communication systems27 Jan 2011US 2011/0019817 A1Harris Corporation
- Anti-jam communications having selectively variable peak-to-average power ratio including a chaotic constant amplitude zero autocorrelation waveform6 Jan 2011US 2011/0002364 A1Harris Corporation
Most cited
By later US patents
- Communication using synchronized chaotic systems59US 5,291,555 AMassachusetts Institute of Technology · 1994
- Technique for controlling the symbolic dynamics of chaotic systems to generate digital communications waveforms31US 5,432,697 AThe United States of America as represented by the Secretary of the Army · 1995
- Optical transmission system implementing encrypting by deterministic chaos14US 6,018,582 AFrance Telecom · 2000
- System and method for generating analog-digital mixed chaotic signal, encryption communication method thereof4US 8,144,872 B2Huawei Technologies Co., Ltd. · 2012
- Communications system employing chaotic spreading codes with static offsets3US 8,351,484 B2Harris Corporation · 2013