ClassID:

201626

H01F19/08 - CPC Classification

Classification description:

Fixed transformers or mutual inductances of the signal type; Transformers or mutual inductances suitable for handling frequencies considerably beyond the audio range Transformers having magnetic bias, e.g. for handling pulses

Sub-classes:
Recent Application in this class:
#1
20250184187
2025-06-05

METHODS, APPARATUS, AND ARTICLES OF MANUFACTURE TO COMMUNICATE MULTIPLE SIGNALS OVER AN ISOLATION CHANNEL

#2
20240153691
2024-05-09

Isolating transformer

#3
20240096538
2024-03-21

TRANSFORMER CHIP AND SIGNAL TRANSMISSION DEVICE

#4
20230005660
2023-01-05

MAGNETICALLY IMMUNE GATEDRIVER CIRCUIT

#5
20220392684
2022-12-08

Insulation jacket for top coil of an isolated transformer

#6
20220102046
2022-03-31

Signal converter

#7
20210376735
2021-12-02

Galvanically isolated DC-DC circuit converter with data communication, corresponding system and corresponding method

#8
20210249227
2021-08-12

Precise plasma control system

#9
20210152173
2021-05-20

Driving method and driving device using the same

#10
20210119670
2021-04-22

High frequency galvanic isolators

#11
20210065955
2021-03-04

Insulation jacket for top coil of an isolated transformer

#12
20200366089
2020-11-19

Circuit arrangement for combined protection of a load from temporary and transient overvoltages

#13
20200211754
2020-07-02

Galvanic isolation of integrated closed magnetic path transformer with BT laminate

#14
20200161980
2020-05-21

Galvanically isolated DC-DC circuit converter with data communication, corresponding system and corresponding method

#15
20200152366
2020-05-14

Low EMI transformator and low EMI electric cable

#16
20190237240
2019-08-01

Planar transformer having integrated ring core

#17
20190228896
2019-07-25

Isolating transformer

#18
20190222126
2019-07-18

Galvanically isolated DC-DC circuit converter with data communication, corresponding system and corresponding method

#19
20190131055
2019-05-02

ISOLATION TRANSFORMER, A SWITCH DRIVING CIRCUIT AND A PULSE POWER SYSTEM

#20
20190103217
2019-04-04

Magnetically immune gatedriver circuit

#21
20180241385
2018-08-23

Transformer device and control method therefor

#22
20170324381
2017-11-09

TRANSFORMER, POWER MATCHING NETWORK AND DIGITAL POWER AMPLIFIER

#23
20170230047
2017-08-10

Signal generation device

#24
20160155565
2016-06-02

Signal transfer device

#25
20160064139
2016-03-03

Composite magnetic component

#26
20150318851
2015-11-05

Devices and systems comprising drivers for power conversion circuits

#27
20150084731
2015-03-26

Pulse transformer

#28
20150048916
2015-02-19

Dielectric biasing circuit for transformers and inductors

#29
20150001948
2015-01-01

Die-to-die inductive communication devices and methods

#30
20140175454
2014-06-26

Devices and systems for power conversion circuits

#31
20140125386
2014-05-08

Gate driving circuit

#32
20130320753
2013-12-05

COIL COMPONENT, AND ELECTRONIC DEVICE AND POWER OVER ETHERNET SYSTEM HAVING THE SAME

#33
20130279611
2013-10-24

Isolated system data communication

#34
20120229243
2012-09-13

Integrated circuit for information transfer

#35
20120020419
2012-01-26

Semiconductor device

#36
20110279209
2011-11-17

High-impedance DC-isolating transmission line transformers

#37
20110175642
2011-07-21

Signal isolators using micro-transformers

#38
20110095620
2011-04-28

Galvanic isolators and coil transducers

#39
20110075449
2011-03-31

Compact power transformer components, devices, systems and methods

#40
20110068887
2011-03-24

On-die micro-transformer structures with magnetic materials

#41
20100323507
2010-12-23

SUBSTRATE PROCESSING APPARATUS AND PRODUCING METHOD OF DEVICE

#42
20100259909
2010-10-14

Widebody coil isolators

#43
20100258530
2010-10-14

SUBSTRATE PROCESSING APPARATUS AND PRODUCING METHOD OF DEVICE

#44
20100194517
2010-08-05

Current-compensated choke and circuit arrangement with a current-compensated choke

#45
20100194514
2010-08-05

Coupled inductor structure

#46
20100188182
2010-07-29

Narrowbody coil isolator

#47
20100176660
2010-07-15

Galvanic isolator

#48
20100141372
2010-06-10

Pulse transformer with a choke part

#49
20100141234
2010-06-10

Transformer with high voltage isolation

#50
20100134229
2010-06-03

TRANSMISSION-LINE TRANSFORMER AND AMPLIFIER UNIT HAVING THE SAME

#51
20100134139
2010-06-03

Signal isolators using micro-transformers

#52
20100109800
2010-05-06

Duplexer, communication module, and communication device

#53
20100052120
2010-03-04

Semiconductor device having a suspended isolating interconnect

#54
20100045420
2010-02-25

Isolation magnetic devices capable of handling high speed communications

#55
20100026411
2010-02-04

Balun signal transformer and method of forming

#56
20100020448
2010-01-28

Galvanic isolator

#57
20090322462
2009-12-31

Foil winding pulse transformer

#58
20090243783
2009-10-01

Methods of making coil transducers

#59
20090243782
2009-10-01

High voltage hold-off coil transducer

#60
20090224886
2009-09-10

RFID using an hybrid on-chip-off-chip transformer

#61
20090146770
2009-06-11

PLANAR-LIKE INDUCTOR COUPLING STRUCTURE

#62
20080303512
2008-12-11

Isolating Transformer

#63
20080290976
2008-11-27

Signal transmitter and signal transmission apparatus

#64
20080284552
2008-11-20

Integrated transformer and method of fabrication thereof

#65
20080260050
2008-10-23

On chip transformer isolator

#66
20080231407
2008-09-25

Coupled inductor structure

#67
20080198904
2008-08-21

Multi-channel galvanic isolator utilizing a single transmission channel

#68
20080186120
2008-08-07

Winding arrangement for planar transformer and inductor

#69
20080180206
2008-07-31

Coil transducer with reduced arcing and improved high voltage breakdown performance characteristics

#70
20080179963
2008-07-31

Galvanic isolators and coil transducers

#71
20080169834
2008-07-17

Signal isolators using micro-transformers

#72
20080079586
2008-04-03

Hybrid on-chip-off-chip transformer

#73
20080069249
2008-03-20

Transfer of digital data through a transformer

#74
20080061631
2008-03-13

Galvanic isolator

#75
20080030080
2008-02-07

Chip-scale coils and isolators based thereon

#76
20070218595
2007-09-20

Power electronics equipments

#77
20070205748
2007-09-06

Signal transmission device

#78
20070188287
2007-08-16

Magnetic-bias ferromagnetic spiral inductor

#79
20060291145
2006-12-28

Package for parts for LAN and pulse transformer module for LAN

#80
20060260544
2006-11-23

Substrate processing and method of manufacturing device

#81
20060250155
2006-11-09

Signal isolators using micro-transformers

#82
20060220773
2006-10-05

Spiral transformers and associated methods of operation

#83
20060209487
2006-09-21

Transmitter head and system for contactless energy transmission

#84
20060132274
2006-06-22

Transformer for varying inductance value

#85
20060121801
2006-06-08

High speed wired media connector with symmetric PCB interface

#86
20060113659
2006-06-01

Pulse transformer package and method for making the same

#87
20060049903
2006-03-09

Pulse type transformer with increased coupling coefficient through configuration of plural primary windings

#88
20050269657
2005-12-08

On chip transformer isolator

#89
20050254193
2005-11-17

Pulse transformer for transmitting and receiving signal

#90
20050162237
2005-07-28

Communication transformer for power line communication

#91
20050134420
2005-06-23

Microconverter and laminated magnetic-core inductor

#92
20050057277
2005-03-17

Signal isolators using micro-transformers