Optical computing device
US-2024419205-A1 · Dec 19, 2024 · US
using chaotic signals
using chaotic signals · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H04L9/001 |
| Official title | {using chaotic signals} |
| Display label | using chaotic signals |
| Total patents | 192 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 6 |
| 2017 | 6 |
| 2018 | 10 |
| 2019 | 13 |
| 2020 | 16 |
| 2021 | 21 |
| 2022 | 39 |
| 2023 | 26 |
| 2024 | 29 |
| 2025 | 12 |
| 2026 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Efficient distributed privacy-preserving computations
US-12081644-B2 · Sep 3, 2024 · US
Index modulation for phy signature selection
US-2024048968-A1 · Feb 8, 2024 · US
System and method for physical one-way function authentication via chaotic integrated photonic resonators
US-10860746-B2 · Dec 8, 2020 · US
Systems and methods for quantum session authentication
US-10855454-B1 · Dec 1, 2020 · US
Key Generation Device and Method
US-2020266978-A1 · Aug 20, 2020 · US
Wireless communication method for secure side-channel signaling and authentication at the physical layer
US-10735963-B1 · Aug 4, 2020 · US
Method for sequentially encrypting and decrypting doubly linked lists based on double key stream ciphers
US-2020213080-A1 · Jul 2, 2020 · US
Device and method for generating a key
US-2020201134-A1 · Jun 25, 2020 · US
Determining data processing model parameters through multiparty cooperation
US-2020177364-A1 · Jun 4, 2020 · US
Electronic device and control method thereof
US-2020178067-A1 · Jun 4, 2020 · US
Physical-Layer Security for Coherent Communications System
US-2020162172-A1 · May 21, 2020 · US
Encrypting existing live unencrypted data using age-based garbage collection
US-10659225-B2 · May 19, 2020 · US
Chaos coding based communications for mri coils
US-2020127809-A1 · Apr 23, 2020 · US
Hybrid encryption for cyber security of control systems
US-2020099508-A1 · Mar 26, 2020 · US
Chaos nanonet device, and chaos nanonet-based PUF security apparatus
US-10574468-B2 · Feb 25, 2020 · US
Secure communication using multichannel noise
US-2020052895-A1 · Feb 13, 2020 · US
Cryptographic key creation using optical parameters
US-10560264-B2 · Feb 11, 2020 · US
User Security Token Invalidation
US-2019394040-A1 · Dec 26, 2019 · US
Mitigation of offline ciphertext-only attacks
US-10491578-B1 · Nov 26, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H04L9/001?
- CPC H04L9/001 is the Cooperative Patent Classification code for “using chaotic signals.”
- How many patents are filed under CPC H04L9/001 (using chaotic signals)?
- Our database includes 192 publications tagged with this CPC code.
- Is patent activity under CPC H04L9/001 growing?
- Publication counts under this code: 29 in 2024 vs 12 in 2025 (latest complete years).