Systems and methods for communicating and sensing through plasma
US-12580665-B2 · Mar 17, 2026 · US
in transmission lines, waveguides, cavity resonators or radiation fields of antennas
in transmission lines, waveguides, cavity resonators or radiation fields of antennas · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03C7/02 |
| Official title | in transmission lines, waveguides, cavity resonators or radiation fields of antennas |
| Display label | in transmission lines, waveguides, cavity resonators or radiation fields of antennas |
| Total patents | 28 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 3 |
| 2017 | 1 |
| 2018 | 6 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Electronic device
US-12413185-B2 · Sep 9, 2025 · US
Systems and methods for communicating and sensing through plasma
US-2024195514-A1 · Jun 13, 2024 · US
Electronic device
US-2023118076-A1 · Apr 20, 2023 · US
Mechanically modulated loopstick antenna
US-11271295-B1 · Mar 8, 2022 · US
Radiation device
US-11217884-B2 · Jan 4, 2022 · US
Microwave amplitude-phase controller and method of controlling amplitude and/or phase of microwave
US-11061296-B2 · Jul 13, 2021 · US
Systems and methods for terahertz modulation for telemetry
US-10941652-B2 · Mar 9, 2021 · US
Radiation device
US-2021021023-A1 · Jan 21, 2021 · US
Microwave amplitude-phase controller and method of controlling amplitude and/or phase of microwave
US-2020379284-A1 · Dec 3, 2020 · US
Compact low loss signal coupler
US-10818999-B2 · Oct 27, 2020 · US
Compact Low Loss Signal Coupler
US-2020251801-A1 · Aug 6, 2020 · US
Passive element
US-10644409-B2 · May 5, 2020 · US
Compact low loss signal coupler
US-10601100-B2 · Mar 24, 2020 · US
Systems and methods for terahertz modulation for telemetry
US-2019234203-A1 · Aug 1, 2019 · US
Compact Low Loss Signal Coupler
US-2019198964-A1 · Jun 27, 2019 · US
Passive element
US-2019027803-A1 · Jan 24, 2019 · US
Compact low loss signal coupler
US-10181631-B2 · Jan 15, 2019 · US
Embedding data on a power signal
US-2018342983-A1 · Nov 29, 2018 · US
Compact Low Loss Signal Coupler
US-2018331411-A1 · Nov 15, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03C7/02?
- CPC H03C7/02 is the Cooperative Patent Classification code for “in transmission lines, waveguides, cavity resonators or radiation fields of antennas.”
- How many patents are filed under CPC H03C7/02 (in transmission lines, waveguides, cavity resonators or radiation fields of antennas)?
- Our database includes 28 publications tagged with this CPC code.
- Is patent activity under CPC H03C7/02 growing?
- Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).