Radio frequency switch circuit, wireless transceiver system, and electronic device
US-2025096745-A1 · Mar 20, 2025 · US
This page is not indexed by search engines while we improve data quality.
An output signal of a power amplifier being controlled by controlling power signal, e.g. by an inductive coupler
An output signal of a power amplifier being controlled by controlling power signal, e.g. by an inductive coupler · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03F2203/21151 |
| Official title | An output signal of a power amplifier being controlled by controlling power signal, e.g. by an inductive coupler |
| Display label | An output signal of a power amplifier being controlled by controlling power signal, e.g. by an inductive coupler |
| Total patents | 18 |
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 | 6 |
| 2017 | 2 |
| 2019 | 1 |
| 2020 | 2 |
| 2022 | 1 |
| 2023 | 1 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Power amplifier and filtering circuitry
US-2024267010-A1 · Aug 8, 2024 · US
Multiple-Port Signal Boosters
US-2023396225-A1 · Dec 7, 2023 · US
Multiple-Port Signal Booster
US-2022069791-A1 · Mar 3, 2022 · US
Multiple-port signal boosters
US-2020204132-A1 · Jun 25, 2020 · US
Multiple-port signal booster
US-2020044618-A1 · Feb 6, 2020 · US
Multiple-port signal boosters
US-2019068154-A1 · Feb 28, 2019 · US
Power supply circuits incorporating transformers for combining of power amplifier outputs and isolation of load voltage clamping circuits
US-9748864-B2 · Aug 29, 2017 · US
Multiple-port signal boosters
US-2017163233-A1 · Jun 8, 2017 · US
Multiple-port signal boosters
US-9444543-B2 · Sep 13, 2016 · US
Driver amplifier systems and methods of their operation
US-9391572-B2 · Jul 12, 2016 · US
Multi-mode integrated power amplifier
US-9356560-B2 · May 31, 2016 · US
Multi-mode integrated power amplifier
US-2016036390-A1 · Feb 4, 2016 · US
Multiple-port signal boosters
US-2016036403-A1 · Feb 4, 2016 · US
Multiple-port signal boosters
US-2016028469-A1 · Jan 28, 2016 · US
Power Supply Circuits Incorporating Transformers For Combining Of Power Amplifier Outputs And Isolation Of Load Voltage Clamping Circuits
US-2015381057-A1 · Dec 31, 2015 · US
Driver amplifier systems and methods of their operation
US-2015357976-A1 · Dec 10, 2015 · US
Multiple-port signal boosters
US-9054664-B1 · Jun 9, 2015 · US