ClassID:

217890

H02M5/275 - CPC Classification

Classification description:

Conversion of ac power input into ac power output, e.g. for change of voltage, for change of frequency, for change of number of phases without intermediate conversion into dc by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal

Sub-classes:
Recent Application in this class:
#1
20220209659
2022-06-30

Bridge cascade system

#2
20220069721
2022-03-03

Bidirectional power conversion

#3
20210305905
2021-09-30

Apparatus and method for supplying power to a high-capacity load

#4
20200313581
2020-10-01

Multi-input charging system and method using motor driving system

#5
20190239301
2019-08-01

Triac driving circuit and fixing apparatus having resistive elements in series with different characteristics for circuit protection

#6
20180287520
2018-10-04

Circuit for selectively supplying motors with energy

#7
20180194237
2018-07-12

Wireless power electronics and controls

#8
20170141692
2017-05-18

Energy saving high frequency series buck AC voltage regulator system

#9
20170054380
2017-02-23

Controlling a multi-channel power supply

#10
20130194847
2013-08-01

Universal power conversion methods and systems

#11
20130194846
2013-08-01

Universal single-stage power converter

#12
20130114316
2013-05-09

Power transfer devices, methods, and systems with crowbar switch shunting energy-transfer reactance

#13
20130114315
2013-05-09

Power transfer devices, methods, and systems with crowbar switch shunting energy-transfer reactance

#14
20130114311
2013-05-09

Power transfer devices, methods, and systems with crowbar switch shunting energy-transfer reactance

#15
20130069605
2013-03-21

Power transfer devices, methods, and systems with crowbar switch shunting energy-transfer reactance

#16
20120293142
2012-11-22

PHASE-CONTROLLED AC VOLTAGE STABILIZING CIRCUIT

#17
20110292697
2011-12-01

Power transfer devices, methods, and systems with crowbar switch shunting energy-transfer reactance

#18
20110043273
2011-02-24

Pulse width modulation control of a matrix converter

#19
20090257261
2009-10-15

Matrix converter and control method for the matrix converter