Amplifier core and amplifier
US-2024204733-A1 · Jun 20, 2024 · US
with field-effect transistors
with field-effect transistors · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03F1/483 |
| Official title | {with field-effect transistors} |
| Display label | with field-effect transistors |
| Total patents | 88 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 10 |
| 2017 | 13 |
| 2018 | 14 |
| 2019 | 15 |
| 2020 | 5 |
| 2021 | 2 |
| 2022 | 1 |
| 2023 | 6 |
| 2024 | 4 |
| 2025 | 7 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dynamic amplifier and chip using the same
US-10454435-B2 · Oct 22, 2019 · US
Wide-band amplifiers using clipper circuits for reduced harmonics
US-2019312557-A1 · Oct 10, 2019 · US
Amplifier and reset method thereof
US-10396725-B2 · Aug 27, 2019 · US
Amplifier adapted for noise suppression
US-10326410-B2 · Jun 18, 2019 · US
Amplifiers with in-package radial stub harmonic traps
US-2019173431-A1 · Jun 6, 2019 · US
Wideband power amplifiers with harmonic traps
US-2019173435-A1 · Jun 6, 2019 · US
Amplifier linearizer with wide bandwidth
US-2019158041-A1 · May 23, 2019 · US
Amplifier linearizer with wide bandwidth
US-10277173-B1 · Apr 30, 2019 · US
Amplifier devices with input line termination circuits
US-10270397-B2 · Apr 23, 2019 · US
Wide-band amplifiers using clipper circuits for reduced harmonics
US-10230339-B2 · Mar 12, 2019 · US
Amplifier and reset method thereof
US-2019074800-A1 · Mar 7, 2019 · US
Doherty amplifier and power amplifier
US-10199994-B2 · Feb 5, 2019 · US
Current switching circuit
US-2019036492-A1 · Jan 31, 2019 · US
Differential amplifier with extended bandwidth and thd reduction
US-2018316318-A1 · Nov 1, 2018 · US
Differential amplifier with extended bandwidth and THD reduction
US-10116269-B1 · Oct 30, 2018 · US
Wide-band amplifiers using clipper circuits for reduced harmonics
US-2018294780-A1 · Oct 11, 2018 · US
Linear amplifier having higher efficiency for envelope tracking modulator
US-2018241351-A1 · Aug 23, 2018 · US
Dynamic amplifier and chip using the same
US-2018183394-A1 · Jun 28, 2018 · US
Operational amplifier based circuit with compensation circuit block used for stability compensation
US-9979350-B2 · May 22, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03F1/483?
- CPC H03F1/483 is the Cooperative Patent Classification code for “with field-effect transistors.”
- How many patents are filed under CPC H03F1/483 (with field-effect transistors)?
- Our database includes 88 publications tagged with this CPC code.
- Is patent activity under CPC H03F1/483 growing?
- Publication counts under this code: 4 in 2024 vs 7 in 2025 (latest complete years).