Waveform analysis and vulnerability assessment (wave) tool
US-2022358374-A1 · Nov 10, 2022 · US
using characteristics of target signal or of transmission (as countermeasure against jamming H04K3/25), e.g. using direct sequence spread spectrum or fast frequency hopping (spread spectrum techniques H04B1/69)
using characteristics of target signal or of transmission (as countermeasure against jamming H04K3/25), e.g. using direct sequence spread spectrum or fast frequency hopping (spread spectrum techniques H04B1/69) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H04K3/827 |
| Official title | {using characteristics of target signal or of transmission (as countermeasure against jamming H04K3/25), e.g. using direct sequence spread spectrum or fast frequency hopping (spread spectrum techniques H04B1/69)} |
| Display label | using characteristics of target signal or of transmission (as countermeasure against jamming H04K3/25), e.g. using direct sequence spread spectrum or fast frequency hopping (spread spectrum techniques H04B1/69) |
| Total patents | 85 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 16 |
| 2016 | 5 |
| 2017 | 6 |
| 2018 | 6 |
| 2019 | 8 |
| 2020 | 7 |
| 2021 | 6 |
| 2022 | 12 |
| 2023 | 4 |
| 2024 | 7 |
| 2025 | 7 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Control method, apparatus and device for preventing pseudo gnss signal interference, and storage medium
US-2022308236-A1 · Sep 29, 2022 · US
Systems and methods for disrupting unauthorized communications in low frequency radio communication devices
US-11411671-B2 · Aug 9, 2022 · US
Chirp noise generation device and method for compression pulse signal
US-11411670-B1 · Aug 9, 2022 · US
Radio jamming detection
US-11387930-B2 · Jul 12, 2022 · US
Channel hopping-based jamming defense system for wireless local area networks
US-2022173826-A1 · Jun 2, 2022 · US
Radio jamming detection
US-2021344437-A1 · Nov 4, 2021 · US
Compound transmission security (transec) for military-grade fifth generation (5g) radio systems
US-2021329449-A1 · Oct 21, 2021 · US
Radio having hybrid staring and non-staring architecture
US-2021306026-A1 · Sep 30, 2021 · US
Channelizing a wideband waveform for transmission on a spectral band comprising unavailable channel segments
US-2021258026-A1 · Aug 19, 2021 · US
Energy-efficient reactive jamming of frequency-hopping spread spectrum (FHSS) signals using software-defined radios
US-10985861-B2 · Apr 20, 2021 · US
Channelizing a wideband waveform for transmission on a spectral band comprising unavailable channel segments
US-10951247-B1 · Mar 16, 2021 · US
Closed-loop transmission rate control
US-10880775-B2 · Dec 29, 2020 · US
Closed-loop transmission rate control
US-2020367098-A1 · Nov 19, 2020 · US
System and method for low probability of detection and low probability of intercept waveform
US-10791010-B1 · Sep 29, 2020 · US
Systems and methods for disrupting unauthorized communications in low frequency radio communication devices
US-2020266916-A1 · Aug 20, 2020 · US
Channel width agile communication method
US-10715274-B2 · Jul 14, 2020 · US
Determining a frequency for propulsor engine communication sessions
US-10623130-B2 · Apr 14, 2020 · US
Channel width agile communication method
US-2020028610-A1 · Jan 23, 2020 · US
Slow hopping anti-jam waveform (SHAW)
US-10469125-B2 · Nov 5, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H04K3/827?
- CPC H04K3/827 is the Cooperative Patent Classification code for “using characteristics of target signal or of transmission (as countermeasure against jamming H04K3/25), e.g. using direct sequence spread spectrum or fast frequency hopping (spread spectrum techniques H04B1/69).”
- How many patents are filed under CPC H04K3/827 (using characteristics of target signal or of transmission (as countermeasure against jamming H04K3/25), e.g. using direct sequence spread spectrum or fast frequency hopping (spread spectrum techniques H04B1/69))?
- Our database includes 85 publications tagged with this CPC code.
- Is patent activity under CPC H04K3/827 growing?
- Publication counts under this code: 7 in 2024 vs 7 in 2025 (latest complete years).