Wireless charging module, control circuit, and electronic device
US-2024039337-A1 · Feb 1, 2024 · US
with means for adaptation of resonance frequency, e.g. by modification of capacitance or inductance of resonance circuit
with means for adaptation of resonance frequency, e.g. by modification of capacitance or inductance of resonance circuit · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02M3/015 |
| Official title | {with means for adaptation of resonance frequency, e.g. by modification of capacitance or inductance of resonance circuit} |
| Display label | with means for adaptation of resonance frequency, e.g. by modification of capacitance or inductance of resonance circuit |
| Total patents | 268 |
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 | 7 |
| 2016 | 9 |
| 2017 | 6 |
| 2018 | 12 |
| 2019 | 8 |
| 2020 | 12 |
| 2021 | 24 |
| 2022 | 37 |
| 2023 | 33 |
| 2024 | 57 |
| 2025 | 51 |
| 2026 | 12 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Wireless power receiver having transfer optimization and method thereof
US-11190052-B2 · Nov 30, 2021 · US
Magnetic components with electrically variable characteristics
US-2021218337-A1 · Jul 15, 2021 · US
Capacitive wireless power transfer by means of adaptive matching networks
US-10965156-B2 · Mar 30, 2021 · US
Wireless charger and control method
US-2021083510-A1 · Mar 18, 2021 · US
Power Reception Device, Wearable Device, and Non-Contact Power Feeding System
US-2021021157-A1 · Jan 21, 2021 · US
Resonant Power Converters and Control Methods for Wide Input and Output Voltage Ranges
US-2020366215-A1 · Nov 19, 2020 · US
Resonant converter and control method
US-2020350815-A1 · Nov 5, 2020 · US
Balancer circuit
US-2020350835-A1 · Nov 5, 2020 · US
Switching power supply
US-2020343814-A1 · Oct 29, 2020 · US
Flyback Power Converters Including Adaptive Clamp Circuits For Adjusting Resonant Frequencies
US-2020336074-A1 · Oct 22, 2020 · US
Wireless power receiver having transfer optimization and method thereof
US-2020328619-A1 · Oct 15, 2020 · US
Capacitive wireless power transfer by means of adaptive matching networks
US-2020287413-A1 · Sep 10, 2020 · US
Resonant converter and control method for realizing soft switching
US-10756617-B2 · Aug 25, 2020 · US
Power supply device for electric vehicle
US-2020244187-A1 · Jul 30, 2020 · US
Balancer circuit that provides power from DC-to-DC converter and from DC-to-AC converter to at least one load
US-10700618-B2 · Jun 30, 2020 · US
Resonance-type power reception device
US-2020195052-A1 · Jun 18, 2020 · US
Electronic converter and related method of operating an electronic converter
US-10530263-B2 · Jan 7, 2020 · US
Resonant converter and control method
US-2019393769-A1 · Dec 26, 2019 · US
Method and apparatus for controlling wireless power transfer to electric vehicle using bridgeless rectifier
US-2019366866-A1 · Dec 5, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H02M3/015?
- CPC H02M3/015 is the Cooperative Patent Classification code for “with means for adaptation of resonance frequency, e.g. by modification of capacitance or inductance of resonance circuit.”
- How many patents are filed under CPC H02M3/015 (with means for adaptation of resonance frequency, e.g. by modification of capacitance or inductance of resonance circuit)?
- Our database includes 268 publications tagged with this CPC code.
- Is patent activity under CPC H02M3/015 growing?
- Publication counts under this code: 57 in 2024 vs 51 in 2025 (latest complete years).