Transition between a central contact of a coaxial component and a transmission line, in particular a radio-frequency transmission line
US-2024347888-A1 · Oct 17, 2024 · US
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Coaxial attenuators (H01P1/23 takes precedence)
Coaxial attenuators (H01P1/23 takes precedence) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01P1/225 |
| Official title | {Coaxial attenuators (H01P1/23 takes precedence)} |
| Display label | Coaxial attenuators (H01P1/23 takes precedence) |
| Total patents | 22 |
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 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 5 |
| 2020 | 4 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
High frequency filter
US-11894592-B2 · Feb 6, 2024 · US
Integrated Attenuator with Thermal Vias
US-2023189426-A1 · Jun 15, 2023 · US
High frequency filter
US-2022336938-A1 · Oct 20, 2022 · US
Surface wave transmission device with rf housing and methods for use therewith
US-2022200153-A1 · Jun 23, 2022 · US
Surface wave transmission device with RF housing and methods for use therewith
US-11283177-B2 · Mar 22, 2022 · US
Surface wave transmission device with rf housing and methods for use therewith
US-2021167511-A1 · Jun 3, 2021 · US
Thermalization of microwave attenuators for quantum computing signal lines
US-10833384-B2 · Nov 10, 2020 · US
Coaxial cable and method for manufacturing same, and coaxial connector with coaxial cable
US-2020161731-A1 · May 21, 2020 · US
Apparatus and method for guided wave communications using an absorber
US-10541460-B2 · Jan 21, 2020 · US
Thermalization of microwave attenuators for quantum computing signal lines
US-2020006832-A1 · Jan 2, 2020 · US
Apparatus and method for guided wave communications using an absorber
US-2019305399-A1 · Oct 3, 2019 · US
Apparatus and method for guided wave communications using an absorber
US-10374281-B2 · Aug 6, 2019 · US
Apparatus and method for guided wave communications using an absorber
US-2019173151-A1 · Jun 6, 2019 · US
Flexible resistive tip cable assembly for differential probing
US-10302676-B2 · May 28, 2019 · US
Programmable harmonic amplitude and phase controller
US-10276910-B1 · Apr 30, 2019 · US
Standing wave damping on a waveguide carrying a signal
US-9935350-B2 · Apr 3, 2018 · US
Flexible resistive tip cable assembly for differential probing
US-2017271826-A1 · Sep 21, 2017 · US
Sectioned probe for a radar level gauge
US-9383246-B2 · Jul 5, 2016 · US
Stacked diode limiter
US-8994471-B2 · Mar 31, 2015 · US