Audio non-linearity cancellation for switches for audio and other applications
US-11848696-B2 · Dec 19, 2023 · US
the output of an amplifier can be switched on or off by a switch to couple the output signal to a load
the output of an amplifier can be switched on or off by a switch to couple the output signal to a load · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03F2200/396 |
| Official title | the output of an amplifier can be switched on or off by a switch to couple the output signal to a load |
| Display label | the output of an amplifier can be switched on or off by a switch to couple the output signal to a load |
| Total patents | 72 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 12 |
| 2020 | 19 |
| 2021 | 7 |
| 2022 | 8 |
| 2023 | 6 |
| 2024 | 6 |
| 2025 | 4 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Transconductance tuning in photon counting
US-2023361736-A1 · Nov 9, 2023 · US
Drain sharing split LNA
US-11705873-B2 · Jul 18, 2023 · US
Charging and discharging circuits for assisting charge pumps
US-2023114964-A1 · Apr 13, 2023 · US
Drain Sharing Split LNA
US-2023107218-A1 · Apr 6, 2023 · US
Audio non-linearity cancellation for switches for audio and other applications
US-2023049081-A1 · Feb 16, 2023 · US
Audio non-linearity cancellation for switches for audio and other applications
US-11522572-B1 · Dec 6, 2022 · US
Audio non-linearity cancellation for switches for audio and other applications
US-2022376730-A1 · Nov 24, 2022 · US
Drain sharing split LNA
US-11476813-B2 · Oct 18, 2022 · US
Electronic device and method for wireless communication
US-2022209810-A1 · Jun 30, 2022 · US
Semiconductor device
US-2022109411-A1 · Apr 7, 2022 · US
Chopper amplifiers with low intermodulation distortion
US-2022077829-A1 · Mar 10, 2022 · US
Differential amplifier, pixel circuit and solid-state imaging device
US-11258976-B2 · Feb 22, 2022 · US
Electronic device for tuning module for processing radio frequency signal
US-11223332-B2 · Jan 11, 2022 · US
Power amplifier system
US-11201596-B2 · Dec 14, 2021 · US
Interface circuitry with series switch and shunt attenuator
US-11018669-B2 · May 25, 2021 · US
Drain sharing split lna
US-2021135636-A1 · May 6, 2021 · US
Apparatus and method for assisting envelope tracking with transient response in supply voltage for power amplifier
US-10951170-B2 · Mar 16, 2021 · US
Differential amplifier schemes for sensing memory cells
US-10937487-B2 · Mar 2, 2021 · US
Memory device
US-10923189-B2 · Feb 16, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03F2200/396?
- CPC H03F2200/396 is the Cooperative Patent Classification code for “the output of an amplifier can be switched on or off by a switch to couple the output signal to a load.”
- How many patents are filed under CPC H03F2200/396 (the output of an amplifier can be switched on or off by a switch to couple the output signal to a load)?
- Our database includes 72 publications tagged with this CPC code.
- Is patent activity under CPC H03F2200/396 growing?
- Publication counts under this code: 6 in 2024 vs 4 in 2025 (latest complete years).