Integral half cycle (IHC) control
US-11614758-B2 · Mar 28, 2023 · US
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for conversion of frequency
for conversion of frequency · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H02M5/27 |
| Official title | for conversion of frequency |
| Display label | for conversion of frequency |
| Total patents | 21 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 1 |
| 2017 | 3 |
| 2018 | 5 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method, device and system for managing mining facilities
US-2022335345-A1 · Oct 20, 2022 · US
Multi-winding single-stage multi-input boost type high-frequency link's inverter with simultaneous/time-sharing power supplies
US-11128236-B2 · Sep 21, 2021 · US
Integral Half Cycle (IHC) Control
US-2020363757-A1 · Nov 19, 2020 · US
Simultaneous use of phase control and integral half cycle (IHC) control
US-10775725-B2 · Sep 15, 2020 · US
Multi-winding single-stage multi-input boost type high-frequency link's inverter with simultaneous/time-sharing power supplies
US-2020136524-A1 · Apr 30, 2020 · US
Simultaneous use of phase control and integral half cycle (ihc) control
US-2019391512-A1 · Dec 26, 2019 · US
Power supply for a non-linear load with multilevel matrix converters
US-10470259-B2 · Nov 5, 2019 · US
Power distribution system for low-frequency AC outlets
US-10164545-B2 · Dec 25, 2018 · US
Matrix converter and method for determining constants of alternating-current motor
US-2018309378-A1 · Oct 25, 2018 · US
Matrix converter and method for determining constants of alternating-current motor
US-10110139-B1 · Oct 23, 2018 · US
Three-phase/single-phase matrix converter
US-10003272-B2 · Jun 19, 2018 · US
Three-phase/single-phase matrix converter
US-2018048242-A1 · Feb 15, 2018 · US
Electric interference limitation
US-9755499-B2 · Sep 5, 2017 · US
Power supply for a non-linear load with multilevel matrix converters
US-2017208654-A1 · Jul 20, 2017 · US
Transferring electrical power for subsea applications
US-9553522-B2 · Jan 24, 2017 · US
Electrical circuit, in particular used for generating electrical power
US-9281754-B2 · Mar 8, 2016 · US
Indirect matrix converter
US-9190924-B2 · Nov 17, 2015 · US
Power Distribution System for Low-Frequency AC Outlets
US-2015326134-A1 · Nov 12, 2015 · US
Method for re-powering a star-connected stator
US-9106168-B2 · Aug 11, 2015 · US