H04L 9/001
Cryptographic mechanisms or cryptographic arrangements for secret or secure communications: using chaotic
Official title: {using chaotic signals}
H04L9/001 (Cryptographic mechanisms or cryptographic arrangements for secret or secure communications: using chaotic) appears on 214 US grants and 237 published applications in this corpus.
Search patents in H04L- Granted patents
- 214
- Published applications
- 237
- Assignees
- 182
- Inventors
- 556
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 8 |
| 2003 | 2 | 9 |
| 2004 | 4 | 5 |
| 2005 | 4 | 4 |
| 2006 | 9 | 6 |
| 2007 | 8 | 9 |
| 2008 | 2 | 3 |
| 2009 | 2 | 4 |
| 2010 | 2 | 12 |
| 2011 | 4 | 5 |
| 2012 | 6 | 6 |
| 2013 | 11 | 7 |
| 2014 | 6 | 6 |
| 2015 | 5 | 5 |
| 2016 | 6 | 8 |
| 2017 | 8 | 4 |
| 2018 | 7 | 6 |
| 2019 | 9 | 10 |
| 2020 | 8 | 12 |
| 2021 | 13 | 24 |
| 2022 | 19 | 24 |
| 2023 | 20 | 15 |
| 2024 | 12 | 22 |
| 2025 | 14 | 9 |
| 2026 | 12 | 13 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for processing serial communications using bifurcated application programming subroutines29 Sep 2026US 12,750,202 B2Capital One Services, LLC
- Method for performing quantum secure direct communication in quantum communication system, and apparatus therefor5 May 2026US 12,621,060 B2LG Electronics Inc.
- Systems and methods for authentication using antenna array geometries5 May 2026US 12,621,164 B2University of South Florida
- Channel for eavesdropping-mitigation and secret key generation5 May 2026US 12,621,661 B2QUALCOMM Incorporated
- Signal protection and retrieval by non-linear analog modulation28 Apr 2026US 12,615,149 B2Signal Advance, Inc.
- Systems and methods for processing serial communications using bifurcated application programming subroutines20 Aug 2026US 2026/0246604 A1Capital One Services, LLC
- Methods and apparatuses for secret key generation20 Aug 2026US 2026/0247142 A1Lenovo (Beijing) Limited
- Method, apparatus, and computer program for setting encryption key in wireless communication system, and recording medium for same30 Jul 2026US 2026/0222175 A1Intellectual Discovery Co., Ltd.
- Encryption retransmission industrial internet of things (iiot) device for providing resiliency against attacks30 Jul 2026US 2026/0222394 A1Forward Edge-AI, Inc.
- Visual security encryption method, system, and device based on color traffic images23 Jul 2026US 2026/0213952 A1Dalian University
Most cited
By later US patents
- Method and apparatus for generating secure random numbers using chaos193US 5,007,087 ALoral Aerospace Corp. · 1991
- Method of generating secret identification numbers170US 5,757,923 AUT Automotive Dearborn, Inc. · 1998
- Information encoder/decoder using chaotic systems154US 5,680,462 ASandia Corporation · 1997
- Random number generating system and process based on chaos129US 5,696,828 AUnited Technologies Automotive, Inc. · 1997
- Method and apparatus for encryption, decryption and authentication using dynamical systems125US 5,365,589 A1994