ClassID:

218086

H02N2/067 - CPC Classification

Classification description:

Electric machines in general using piezo-electric effect, electrostriction or magnetostriction producing linear motion, e.g. actuators; Linear positioners ; Linear motors; Drive circuits; Control arrangements or methods; Large signal circuits, e.g. final stages generating drive pulses

Recent Application in this class:
#1
20260031746
2026-01-29

PIEZO ACTUATOR SYSTEM AND OPERATING METHOD THEREOF

#2
20240258938
2024-08-01

APPARATUS AND METHOD FOR DRIVING PIEZO ACTUATOR OF SMOOTH IMPACT DRIVE MECHANISM

#3
20240030834
2024-01-25

EFFICIENT DRIVE FOR PIEZOELECTRIC INERTIA MOTORS

#4
20230296963
2023-09-21

Ultrasonic Piezoelectric Motor, Camera Module, and Electronic Device

#5
20230188057
2023-06-15

Method of controlling at least two interacting piezoelectric actuators

#6
20230130908
2023-04-27

Apparatus and methods involving control of piezoelectric resonance circuits

#7
20230128248
2023-04-27

ULTRASONIC LINEAR MOTOR AND OPERATION METHOD THEREFOR

#8
20210194387
2021-06-24

Driving control apparatus, driving apparatus and driving control method

#9
20190353276
2019-11-21

PIEZOELECTRIC ACTUATOR, ABNORMALITY DETECTION CIRCUIT, AND PIEZOELECTRIC VALVE SYSTEM

#10
20190222146
2019-07-18

Pre-loaded piezoelectric stack actuator

#11
20190207535
2019-07-04

Piezoelectric driving device, optical member driving device, camera device, and electronic apparatus

#12
20190109546
2019-04-11

Electric linear repetitive pulsed drive for operating equipment

#13
20190074778
2019-03-07

Piezoelectric drive with at least two independent drive sections

#14
20180316285
2018-11-01

Method for activating an electromechanical element

#15
20180254717
2018-09-06

Linear piezoelectric actuator on rail system

#16
20180219495
2018-08-02

Phase-chopping control of piezoelectric actuators

#17
20180193849
2018-07-12

Fluid jet dispenser using multilayer ceramic actuators

#18
20180006584
2018-01-04

PIEZOELECTRIC ACTUATOR APPARATUS AND CONTROL METHOD THEREFOR

#19
20170054388
2017-02-23

Stick-slip stage device and methods of use thereof

#20
20160322920
2016-11-03

Drive mechanism

#21
20150226165
2015-08-13

Control device for actuating at least one fuel injection valve, and a switch arrangement comprising such a control device

#22
20150200349
2015-07-16

Piezoelectric actuator control for high rate of operation

#23
20150171652
2015-06-18

Method for operating a circuit arrangement for charging and discharging a capacitive actuator

#24
20150048718
2015-02-19

Method of operating a capacitive actuator in a motor vehicle

#25
20140340001
2014-11-20

Arrangement for driving and drive method for a piezoelectric actuator

#26
20140217930
2014-08-07

System and method for efficient drive of capacitive actuators with voltage amplification

#27
20140152147
2014-06-05

Method for controlling an inertial drive

#28
20140042871
2014-02-13

Piezoelectric driving circuit and driving method thereof

#29
20140035437
2014-02-06

Driving apparatus

#30
20140001920
2014-01-02

Actuator, actuator system and actuation of an actuator

#31
20130342083
2013-12-26

Actuator, actuator system, and control of an actuator

#32
20120299442
2012-11-29

Drive device

#33
20120283703
2012-11-08

Flow Rate Accuracy of a Fluidic Delivery System

#34
20120268055
2012-10-25

Drive device

#35
20120032556
2012-02-09

Method for operating an output stage for at least one piezoactuator

#36
20120019185
2012-01-26

Methods for controlling one or more positioning actuators and devices thereof

#37
20110317287
2011-12-29

Drive device, lens part, and camera module

#38
20110279066
2011-11-17

Method and device for controlling a solid body actuator

#39
20110181228
2011-07-28

Method and apparatus for controlling of a servo-drive

#40
20110101895
2011-05-05

Methods for hybrid velocity control of at least partially resonant actuator systems and systems thereof

#41
20100296184
2010-11-25

Vibratory driving device

#42
20100289381
2010-11-18

Automated drive frequency control for resonant actuator systems and methods thereof

#43
20100283521
2010-11-11

Voltage pulse train generator, application to the control of an ultrasound piezoelectric injector

#44
20100271715
2010-10-28

Actuator and optical device

#45
20100268440
2010-10-21

Method and device for the calibration a piezo-actuator that is actuated in a motor vehicle for driving a switching valve

#46
20100245963
2010-09-30

Piezoelectric actuator, driving device, positioning device and laser module

#47
20100230608
2010-09-16

SAFE MOTION

#48
20100201291
2010-08-12

MULTI-ELEMENT PIEZOELECTRIC ACTUATOR DRIVER

#49
20100180866
2010-07-22

SYSTEM AND METHOD FOR DEFINING PIEZOELECTRIC ACTUATOR WAVEFORM

#50
20100176686
2010-07-15

Piezoelectric actuator employing switch

#51
20100131175
2010-05-27

Fuel injection system and method for injecting fuel

#52
20100052474
2010-03-04

Method of driving a driving apparatus capable of smoothly moving a moving member

#53
20100046100
2010-02-25

Driving device and optical apparatus

#54
20100045244
2010-02-25

Method and device for charging a capacitive element

#55
20100045139
2010-02-25

Driving device and optical apparatus

#56
20100039715
2010-02-18

Reduced-voltage, linear motor systems and methods thereof

#57
20100026139
2010-02-04

Driver

#58
20100001618
2010-01-07

Piezoelectric actuator drive device

#59
20090251804
2009-10-08

Driving device

#60
20090211557
2009-08-27

Electric circuit for triggering a piezoelectric element, in particular a fuel injection system of a motor vehicle

#61
20090160372
2009-06-25

Driving device

#62
20090159052
2009-06-25

Apparatus for actuating at least one piezoelectric actuating drive of an injection nozzle for an internal combustion engine

#63
20090140184
2009-06-04

Flow rate accuracy of a fluidic delivery system

#64
20090091212
2009-04-09

Device and method for driving an ultrasound piezoelectric actuator

#65
20090085434
2009-04-02

Drive wave generation circuit

#66
20090085433
2009-04-02

Drive apparatus for ultrasonic motor

#67
20090051247
2009-02-26

Piezoelectric actuator drive device

#68
20090026886
2009-01-29

Drive apparatus having auxiliary springs

#69
20090021116
2009-01-22

Driving apparatus

#70
20090001852
2009-01-01

Piezoelectric actuator, piezoelectric actuator device, lens barrel, optical device and manufacturing method thereof

#71
20080316671
2008-12-25

Piezoelectric actuator driving device and method

#72
20080303380
2008-12-11

Piezoelectric actuator and method for driving the same

#73
20080265806
2008-10-30

Method of driving a driving device

#74
20080265805
2008-10-30

Method and apparatus for operation of a piezo-actuator

#75
20080252173
2008-10-16

Drive unit

#76
20080238251
2008-10-02

Driving apparatus, lens driving apparatus and image pickup apparatus

#77
20080238250
2008-10-02

Driving apparatus, lens driving apparatus and image pickup apparatus

#78
20080238199
2008-10-02

Current source, control device and method for operating said control device

#79
20080231245
2008-09-25

Current source and control device

#80
20080211345
2008-09-04

Method and device for controlling a capacitive load

#81
20080203950
2008-08-28

Drive unit

#82
20080179992
2008-07-31

Drive device and drive system

#83
20080135022
2008-06-12

Control circuit for an actuator

#84
20080116855
2008-05-22

Method and device for controlling a capacitive load

#85
20080088262
2008-04-17

Device and Method for Triggering a Piezo Actuator

#86
20080048523
2008-02-28

Drive wave generation circuit

#87
20080042624
2008-02-21

Circuit Arrangement and Method for Charging and Discharging at Least One Capacitive Load

#88
20080036465
2008-02-14

Electric circuit for triggering a piezoelectric element, in particular of a fuel injection system of a motor vehicle

#89
20080006724
2008-01-10

Piezo injector and piezo injector system

#90
20080006243
2008-01-10

Fuel injection system designed to enhance uniformity of size of atomized particles of fuel

#91
20070296307
2007-12-27

Driving device for piezoelectric actuator

#92
20070290573
2007-12-20

Method of controlling a piezoelectric actuator

#93
20070228885
2007-10-04

Driving apparatus

#94
20070183114
2007-08-09

Method and device for control of a capacitive actuator

#95
20070103033
2007-05-10

Drive circuit for an injector arrangement

#96
20070080606
2007-04-12

Injector control method

#97
20070040479
2007-02-22

Drive unit

#98
20070040475
2007-02-22

Drive unit

#99
20070040472
2007-02-22

High-powered actuators and actuating systems for extended range and precise positioning

#100
20070030318
2007-02-08

Driving device and driving system

#101
20070018535
2007-01-25

Control of a piezoelectric motor

#102
20060279592
2006-12-14

Piezo-injector driving apparatus

#103
20060255685
2006-11-16

Drive wave generation circuit

#104
20060255684
2006-11-16

Drive wave generation circuit

#105
20060238075
2006-10-26

Driving mechanism

#106
20060186758
2006-08-24

Driving device and driving method

#107
20060113865
2006-06-01

Driving device and driving method

#108
20060067024
2006-03-30

Monitoring method for an actuator and corresponding driver circuit

#109
20060061234
2006-03-23

Driving device and optical instrument

#110
20060061233
2006-03-23

Driving device, image capture apparatus and mobile phone

#111
20060049716
2006-03-09

Drive unit

#112
20060012937
2006-01-19

Piezoelectric actuator driver

#113
20050285477
2005-12-29

Energy saving driving circuit for piezoelectric motor

#114
20050280332
2005-12-22

Driving circuit for piezoelectric motor

#115
20050275315
2005-12-15

Actuator and its control method and lens device

#116
20050275310
2005-12-15

Method for eletronic operation of a control device for an ultrasound piezoelectric actuator

#117
20050242688
2005-11-03

Driving device

#118
20050242685
2005-11-03

Device and method utilizing electromechanical conversion element

#119
20050231321
2005-10-20

Driver of piezoelectric actuator

#120
20050231170
2005-10-20

Circuit configuration for charging and discharging a plurality of capacitive actuators

#121
20050122069
2005-06-09

Discharging circuit for a piezoelectric device

#122
20050102045
2005-05-12

Electrostatic actuator, electrostatic actuator driving method electromechanical transducer, and electromechanical transducer driving method

#123
16356308
2023-08-01

Haptic feedback devices with reduced power consumption