Selective Power Amplifier
US-2017310512-A1 · Oct 26, 2017 · US
Acting on the phase and the amplitude of the input signal
Acting on the phase and the amplitude of the input signal · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03F1/3282 |
| Official title | {Acting on the phase and the amplitude of the input signal} |
| Display label | Acting on the phase and the amplitude of the input signal |
| Total patents | 215 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 23 |
| 2016 | 27 |
| 2017 | 26 |
| 2018 | 37 |
| 2019 | 25 |
| 2020 | 19 |
| 2021 | 21 |
| 2022 | 10 |
| 2023 | 7 |
| 2024 | 10 |
| 2025 | 9 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Amplifier devices with envelope signal shaping for gate bias modulation
US-9755579-B1 · Sep 5, 2017 · US
Amplifiers operating in envelope tracking mode or non-envelope tracking mode
US-9729107-B2 · Aug 8, 2017 · US
Bias control for stacked transistor configuration
US-9716477-B2 · Jul 25, 2017 · US
Amplifiers operating in envelope tracking mode or non-envelope tracking mode
US-9667195-B2 · May 30, 2017 · US
Digital upconversion for multi-band multi-order power amplifiers
US-2017117852-A1 · Apr 27, 2017 · US
Modifiable signal adjustment devices for power amplifiers and corresponding methods & apparatus
US-2017111014-A1 · Apr 20, 2017 · US
Linearization circuit for a multiple-stage rf power amplifier
US-2017077879-A1 · Mar 16, 2017 · US
Mixer impairment correction based on volterra series
US-2017063312-A1 · Mar 2, 2017 · US
Techniques for linearizing phase independently of amplitude in a communications system
US-9548822-B2 · Jan 17, 2017 · US
Phase shift and attenuation circuits for use with multiple-path amplifiers
US-9490755-B2 · Nov 8, 2016 · US
Selective Power Amplifier
US-2016302164-A1 · Oct 13, 2016 · US
Phase shift and attenuation circuits for use with multiple-path amplifiers
US-2016294330-A1 · Oct 6, 2016 · US
Doherty power amplifier with integrated pre-distortion
US-9461596-B1 · Oct 4, 2016 · US
Adjusting Power Amplifier Stimuli Based on Output Signals
US-2016277045-A1 · Sep 22, 2016 · US
Techniques for linearizing phase independently of amplitude in a communications system
US-2016269129-A1 · Sep 15, 2016 · US
Power amplifier and phase correction method therefor
US-2016268973-A1 · Sep 15, 2016 · US
Mixer impairment correction based on volterra series
US-9438178-B1 · Sep 6, 2016 · US
Control Systems and Methods for Power Amplifiers Operating in Envelope Tracking Mode
US-2016241199-A1 · Aug 18, 2016 · US
Amplifier dynamic bias adjustment for envelope tracking
US-9413298-B2 · Aug 9, 2016 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03F1/3282?
- CPC H03F1/3282 is the Cooperative Patent Classification code for “Acting on the phase and the amplitude of the input signal.”
- How many patents are filed under CPC H03F1/3282 (Acting on the phase and the amplitude of the input signal)?
- Our database includes 215 publications tagged with this CPC code.
- Is patent activity under CPC H03F1/3282 growing?
- Publication counts under this code: 10 in 2024 vs 9 in 2025 (latest complete years).