Baseband frequency selective and symbol based power adaptive magnitude and phase adjustment for wideband Doherty power amplifiers
US-12483195-B2 · Nov 25, 2025 · US
to compensate phase shift as a function of the amplitude
to compensate phase shift as a function of the amplitude · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03F1/3288 |
| Official title | {to compensate phase shift as a function of the amplitude} |
| Display label | to compensate phase shift as a function of the amplitude |
| Total patents | 64 |
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 | 2 |
| 2017 | 1 |
| 2018 | 4 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 7 |
| 2023 | 11 |
| 2024 | 7 |
| 2025 | 14 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Radio-frequency power amplifier, radio-frequency front-end module and communication terminal
US-12463597-B2 · Nov 4, 2025 · US
Amplifier and amplification method
US-12424993-B2 · Sep 23, 2025 · US
Module, apparatus, method, and non-transitory computer readable storage medium for linear power-amplification using class-ab power amplifiers
US-2025266793-A1 · Aug 21, 2025 · US
Power management circuit supporting phase correction in an analog signal
US-12381514-B2 · Aug 5, 2025 · US
Amplifier system
US-12381525-B2 · Aug 5, 2025 · US
Radio frequency signal phase correction in a distributed power management circuit
US-12381521-B2 · Aug 5, 2025 · US
External digital pre-distorter coefficient computation for power amplifier nonlinearity compensation
US-12328132-B2 · Jun 10, 2025 · US
Amplitude-to-phase error correction in a transceiver circuit
US-12323174-B2 · Jun 3, 2025 · US
Radio frequency signal phase correction in power amplifier circuit
US-2025150048-A1 · May 8, 2025 · US
Phase and amplitude error correction in a transmission circuit
US-12284003-B2 · Apr 22, 2025 · US
Power amplifier with analog predistortion
US-2025105797-A1 · Mar 27, 2025 · US
Radio frequency signal phase correction in power amplifier circuit
US-12244275-B2 · Mar 4, 2025 · US
Transmitter circuit
US-12113558-B2 · Oct 8, 2024 · US
Digital pre-distortion for frequency range 2 systems
US-2024283411-A1 · Aug 22, 2024 · US
Radio frequency phase shifter with variable input capacitance
US-12068724-B2 · Aug 20, 2024 · US
Transformer-based amplifier, operating method thereof, and devices including the same
US-11990924-B2 · May 21, 2024 · US
External digital pre-distorter coefficient computation for power amplifier nonlinearity compensation
US-2024146343-A1 · May 2, 2024 · US
Amplifier device with phase slope adjustment circuitry
US-2024120887-A1 · Apr 11, 2024 · US
Signal compensation with summed error signals
US-11942900-B2 · Mar 26, 2024 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03F1/3288?
- CPC H03F1/3288 is the Cooperative Patent Classification code for “to compensate phase shift as a function of the amplitude.”
- How many patents are filed under CPC H03F1/3288 (to compensate phase shift as a function of the amplitude)?
- Our database includes 64 publications tagged with this CPC code.
- Is patent activity under CPC H03F1/3288 growing?
- Publication counts under this code: 7 in 2024 vs 14 in 2025 (latest complete years).