Power amplifier self-heating compensation circuit
US-11451205-B2 · Sep 20, 2022 · US
and using digital means
and using digital means · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03F1/304 |
| Official title | {and using digital means} |
| Display label | and using digital means |
| Total patents | 77 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 3 |
| 2017 | 11 |
| 2018 | 12 |
| 2019 | 7 |
| 2020 | 12 |
| 2021 | 8 |
| 2022 | 3 |
| 2023 | 7 |
| 2024 | 2 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Setting a stable operating point and emi control of an h-bridge output stage
US-2022216804-A1 · Jul 7, 2022 · US
Temperature detection circuit, power amplification circuit, and electronic device
US-11177777-B2 · Nov 16, 2021 · US
Amplifying device with bias timing control circuit based on duty cycle
US-11177776-B2 · Nov 16, 2021 · US
Chopper amplifiers with tracking of multiple input offsets
US-11139789-B1 · Oct 5, 2021 · US
Envelope tracking system with modeling of a power amplifier supply voltage filter
US-2021273614-A1 · Sep 2, 2021 · US
Audio amplifier with embedded buck controller for class-g application
US-2021250010-A1 · Aug 12, 2021 · US
Power Amplifier Self-Heating Compensation Circuit
US-2021211110-A1 · Jul 8, 2021 · US
Envelope tracking system with modeling of a power amplifier supply voltage filter
US-11038471-B2 · Jun 15, 2021 · US
Audio amplifier with embedded buck controller for class-G application
US-11018644-B2 · May 25, 2021 · US
Bias circuit and power amplifier for improving linearity
US-10879853-B2 · Dec 29, 2020 · US
Power amplifier self-heating compensation circuit
US-10873308-B2 · Dec 22, 2020 · US
Amplifying device with bias timing control circuit based on duty cycle
US-2020366251-A1 · Nov 19, 2020 · US
Modulation agnostic digital hybrid mode power amplifier system and method
US-2020358640-A1 · Nov 12, 2020 · US
Amplifier circuit, reception circuit, and semiconductor integrated circuit
US-10742175-B2 · Aug 11, 2020 · US
Modulation agnostic digital hybrid mode power amplifier system and method
US-10728066-B2 · Jul 28, 2020 · US
Temperature detection circuit, power amplification circuit, and electronic device
US-2020212850-A1 · Jul 2, 2020 · US
Audio amplifier with embedded buck controller for class-g application
US-2020169234-A1 · May 28, 2020 · US
Envelope tracking system with modeling of a power amplifier supply voltage filter
US-2020162030-A1 · May 21, 2020 · US
Amplifier offset and compensation
US-10651797-B2 · May 12, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03F1/304?
- CPC H03F1/304 is the Cooperative Patent Classification code for “and using digital means.”
- How many patents are filed under CPC H03F1/304 (and using digital means)?
- Our database includes 77 publications tagged with this CPC code.
- Is patent activity under CPC H03F1/304 growing?
- Publication counts under this code: 2 in 2024 vs 6 in 2025 (latest complete years).