Synchronous buck inverter
US-10840824-B2 · Nov 17, 2020 · US
Generation of oscillations using amplifier with regenerative feedback from output to input (H03B9/00, H03B15/00 take precedence)
Generation of oscillations using amplifier with regenerative feedback from output to input (H03B9/00, H03B15/00 take precedence) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03B5/00 |
| Official title | Generation of oscillations using amplifier with regenerative feedback from output to input (H03B9/00, H03B15/00 take precedence) |
| Display label | Generation of oscillations using amplifier with regenerative feedback from output to input (H03B9/00, H03B15/00 take precedence) |
| Total patents | 78 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 15 |
| 2017 | 15 |
| 2018 | 10 |
| 2019 | 8 |
| 2020 | 8 |
| 2021 | 4 |
| 2022 | 5 |
| 2023 | 1 |
| 2025 | 3 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Adaptive constant current engine
US-10838444-B1 · Nov 17, 2020 · US
Circuits for digital and analog controlled oscillators
US-10727818-B2 · Jul 28, 2020 · US
Solid state microwave generator
US-10601368-B2 · Mar 24, 2020 · US
Series-resonance oscillator
US-10505525-B2 · Dec 10, 2019 · US
Temperature compensated oscillator driver
US-10491155-B2 · Nov 26, 2019 · US
Crystal oscillator and method for adjusting oscillation frequency
US-2019305786-A1 · Oct 3, 2019 · US
Semiconductor device and semiconductor system
US-2019305727-A1 · Oct 3, 2019 · US
Multimode voltage controlled oscillator
US-10432141-B2 · Oct 1, 2019 · US
Oscillator scheme capable of reducing far-out phase noise and closed-in phase noise
US-10367450-B2 · Jul 30, 2019 · US
Comb terminals for planar integrated circuit inductor
US-10355642-B2 · Jul 16, 2019 · US
Open-loop voltage regulation and drift compensation for digitally controlled oscillator (DCO)
US-10284210-B2 · May 7, 2019 · US
Solid state microwave generator
US-10110165-B2 · Oct 23, 2018 · US
Circuits for digital and analog controlled oscillators
US-2018269859-A1 · Sep 20, 2018 · US
Set point adjuster for oscillator driver
US-10069501-B2 · Sep 4, 2018 · US
Semiconductor device including power storage elements, switches, and circuit including load
US-10033379-B2 · Jul 24, 2018 · US
Circuits for digital and analog controlled oscillators
US-9973176-B2 · May 15, 2018 · US
Resonator having distributed transconductance elements
US-9948235-B2 · Apr 17, 2018 · US
Resonator having distributed transconductance elements
US-9948236-B2 · Apr 17, 2018 · US
Synchronous buck inverter
US-2018097477-A1 · Apr 5, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03B5/00?
- CPC H03B5/00 is the Cooperative Patent Classification code for “Generation of oscillations using amplifier with regenerative feedback from output to input (H03B9/00, H03B15/00 take precedence).”
- How many patents are filed under CPC H03B5/00 (Generation of oscillations using amplifier with regenerative feedback from output to input (H03B9/00, H03B15/00 take precedence))?
- Our database includes 78 publications tagged with this CPC code.
- Is patent activity under CPC H03B5/00 growing?
- Publication counts under this code: 1 in 2023 vs 3 in 2025 (latest complete years).