Duplexer architecture using 90 degree hybrid coupler based balancing conditions
US-12283739-B2 · Apr 22, 2025 · US
Hybrid ring junctions
Hybrid ring junctions · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01P5/22 |
| Official title | Hybrid ring junctions |
| Display label | Hybrid ring junctions |
| Total patents | 45 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 7 |
| 2019 | 4 |
| 2020 | 7 |
| 2021 | 4 |
| 2022 | 4 |
| 2023 | 4 |
| 2024 | 5 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Hetero-integrated terahertz low-noise miniaturized image frequency rejection transceiver front-end
US-12267100-B2 · Apr 1, 2025 · US
Multi-sector antenna having efficient multi-mode operation and methods of operating same
US-2024372267-A1 · Nov 7, 2024 · US
Hybrid coupler with dielectric substrate and waveguide transition
US-2024304976-A1 · Sep 12, 2024 · US
Contactless and wireless device for measuring solution concentration
US-2024201107-A1 · Jun 20, 2024 · US
Duplexer architecture using 90 degree hybrid coupler based balancing conditions
US-2024088538-A1 · Mar 14, 2024 · US
Circular polarization array antenna device
US-11909119-B2 · Feb 20, 2024 · US
Trisection power divider with isolation and microwave transmission system
US-11843158-B2 · Dec 12, 2023 · US
Trisection Power Divider With Isolation And Microwave Transmission System
US-2023344107-A1 · Oct 26, 2023 · US
Hetero-integrated terahertz low-noise miniaturized image frequency rejection transceiver front-end
US-2023238998-A1 · Jul 27, 2023 · US
Magnet-less ring circulators for full duplex division wireless communication
US-11569866-B2 · Jan 31, 2023 · US
Hybrid coupler
US-11462812-B2 · Oct 4, 2022 · US
Signal processing circuit, radio frequency signal transmitter, and communications device
US-11444362-B2 · Sep 13, 2022 · US
N-way ring combiner/divider
US-11437698-B2 · Sep 6, 2022 · US
Circular polarization array antenna device
US-2022231427-A1 · Jul 21, 2022 · US
Branch-line directional coupler and power amplifier device
US-11133566-B2 · Sep 28, 2021 · US
FAN-OUT TRANSITION STRUCTURE FOR TRANSMISSION OF mm-WAVE SIGNALS FROM IC TO PCB VIA CHIP-SCALE PACKAGING
US-2021082840-A1 · Mar 18, 2021 · US
Fan-out transition structure for transmission of mm-Wave signals from IC to PCB via chip-scale packaging
US-10937748-B1 · Mar 2, 2021 · US
Lossless switch controlled by the phase of a microwave drive
US-10892751-B2 · Jan 12, 2021 · US
A hybrid coupler
US-2020411943-A1 · Dec 31, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01P5/22?
- CPC H01P5/22 is the Cooperative Patent Classification code for “Hybrid ring junctions.”
- How many patents are filed under CPC H01P5/22 (Hybrid ring junctions)?
- Our database includes 45 publications tagged with this CPC code.
- Is patent activity under CPC H01P5/22 growing?
- Publication counts under this code: 5 in 2024 vs 2 in 2025 (latest complete years).