Distributed amplifier
US-2019379337-A1 · Dec 12, 2019 · US
using FET's
using FET's · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03F3/607 |
| Official title | {using FET's} |
| Display label | using FET's |
| Total patents | 131 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 10 |
| 2017 | 21 |
| 2018 | 13 |
| 2019 | 13 |
| 2020 | 12 |
| 2021 | 10 |
| 2022 | 8 |
| 2023 | 13 |
| 2024 | 9 |
| 2025 | 12 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Fast turn-on amplification system
US-10491163-B1 · Nov 26, 2019 · US
Inverted three-stage Doherty amplifier
US-10432147-B2 · Oct 1, 2019 · US
Consecutive doherty amplifier
US-2019238096-A1 · Aug 1, 2019 · US
Amplifier adapted for noise suppression
US-10326410-B2 · Jun 18, 2019 · US
Transistor amplifiers having node splitting for loop stability and related methods
US-10268789-B1 · Apr 23, 2019 · US
Variable Impedance Match and Variable Harmonic Terminations for Different Modes and Frequency Bands
US-2019115879-A1 · Apr 18, 2019 · US
Transistor amplifiers having node splitting for loop stability and related methods
US-2019102498-A1 · Apr 4, 2019 · US
Variable impedance match and variable harmonic terminations for different modes and frequency bands
US-10116272-B2 · Oct 30, 2018 · US
Radio frequency power amplifier
US-10116277-B2 · Oct 30, 2018 · US
Distributed Power Amplifiers
US-2018302040-A1 · Oct 18, 2018 · US
Inverted three-stage doherty amplifier
US-2018254748-A1 · Sep 6, 2018 · US
Balanced distributed power amplifier for monolithic microwave integrated circuit
US-10056870-B1 · Aug 21, 2018 · US
Architecture of a wideband distributed amplification device
US-10027296-B2 · Jul 17, 2018 · US
High fidelity and high efficiency qubit readout scheme
US-9947856-B2 · Apr 17, 2018 · US
High fidelity and high efficiency qubit readout scheme
US-9941459-B2 · Apr 10, 2018 · US
Matrix power amplifier
US-2018097484-A1 · Apr 5, 2018 · US
Distributed amplifiers with impedance compensation circuits
US-9929707-B1 · Mar 27, 2018 · US
Driver with distributed architecture
US-2018062589-A1 · Mar 1, 2018 · US
Amplifier adapted for noise suppression
US-2018034420-A1 · Feb 1, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03F3/607?
- CPC H03F3/607 is the Cooperative Patent Classification code for “using FET's.”
- How many patents are filed under CPC H03F3/607 (using FET's)?
- Our database includes 131 publications tagged with this CPC code.
- Is patent activity under CPC H03F3/607 growing?
- Publication counts under this code: 9 in 2024 vs 12 in 2025 (latest complete years).