ClassID:

171596

G01R27/16 - CPC Classification

Classification description:

Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom; Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line

Sub-classes:
Recent Application in this class:
#1
20260133231
2026-05-14

SINGLE PIN IMPEDANCE MEASUREMENT SYSTEM AND PHASE OFFSET COMPENSATION FOR A SINGLE PIN IMPEDANCE MEASUREMENT SYSTEM

#2
20260126501
2026-05-07

ELECTRICAL MEASUREMENT METHODS, SYSTEMS, AND KITS

#3
20260098883
2026-04-09

CHARACTERIZATION OF ELECTROCHEMICAL CELLS

#4
20260072070
2026-03-12

ENHANCED DETECTION OF INSTABILITY REGIONS IN POWER SYSTEMS WITH INVERTER-BASED RESOURCES

#5
20260002969
2026-01-01

CIRCUITRY FOR MEASUREMENT OF ELECTROCHEMICAL CELLS

#6
20250389794
2025-12-25

METER AND METHOD PERFORMED BY A METER FOR MEASURING CONDUCTION PATHS OF AN ELECTRICAL MACHINE

#7
20250383385
2025-12-18

INTERCONNECTION STRUCTURE IMPEDANCE MEASUREMENT CIRCUIT AND MEASUREMENT DEVICE, AND MEASUREMENT METHOD

#8
20250383309
2025-12-18

SILVER PASTE ACTIVATION DETECTING SYSTEM

#9
20250370018
2025-12-04

IMPEDANCE MEASUREMENT CIRCUITS AND METHODS FOR OPERATING THE SAME

#10
20250364890
2025-11-27

TECHNIQUES FOR ASSOCIATING A FEEDBACK PORT OR ELECTRICAL CONDUCTOR RESISTANCE WITH A DC OUTPUT PORT OF A VOLTAGE CONVERTER SYSTEM

#11
20250338064
2025-10-30

AREA-EFFICIENT AND LOW-COST SPEAKER PROTECTION IMPEDANCE MEASUREMENT AND CALIBRATION

#12
20250334620
2025-10-30

MEASUREMENT OF LOAD CAPACITANCE OR IMPEDANCE IN HIGH-VOLTAGE DC POWER SUPPLIES

#13
20250306073
2025-10-02

IMPEDANCE MEASUREMENT METHOD AND APPARATUS FOR CONVERTER, ELECTRONIC DEVICE, AND MEDIUM

#14
20250293000
2025-09-18

METHOD AND APPARATUS FOR EMULATING A REACTIVE SOURCE IMPEDANCE OF A GENERATOR

#15
20250290965
2025-09-18

DEVICE AND METHOD FOR DIAGNOSING FIELD EQUIPMENT LOOP CABLE

#16
20250271882
2025-08-28

TECHNIQUES FOR DETERMINING A RESISTANCE OF ELECTRICAL CONDUCTORS USED TO POWER A RADIO

#17
20250260228
2025-08-14

Method and Device for Calculating Fault Measurement Impedance of Hybrid-Connected Grid-Following and Grid-Forming Wind Power System

#18
20250246595
2025-07-31

METHOD AND APPARATUS FOR INSPECTING DRY ELECTRODE

#19
20250208180
2025-06-26

MEASURING ARRANGEMENT AND MEASURING METHOD FOR MEASURING A LOOP IMPEDANCE IN AN UNGROUNDED POWER SUPPLY SYSTEM

#20
20250202461
2025-06-19

IR DROP COMPENSATION

#21
20250201942
2025-06-19

BATTERY PACK, DETECTION METHOD THEREOF, AND BATTERY MANAGEMENT SYSTEM

#22
20250199033
2025-06-19

APPARATUS FOR DETERMINING AN ELECTRICAL PARAMETER OF A BUS BAR

#23
20250190070
2025-06-12

Current reference operative drive-sense circuit (DSC) with voltage amplifier

#24
20250189566
2025-06-12

METHOD FOR MEASURING THE PHASE OF A COMPLEX IMPEDANCE

#25
20250180636
2025-06-05

CURRENT AND VOLTAGE SENSING BASED VOLTAGE-STANDING-WAVE-RATIO IMPEDANCE AND POWER DETECTOR AND METHOD

#26
20250172647
2025-05-29

Self-calibration system and procedure for autonomous loop and ground impedance measuring devices

#27
20250138069
2025-05-01

CIRCUITS AND METHODS FOR SHUNT RESISTANCE MEASUREMENT

#28
20250123316
2025-04-17

MONITOR STRUCTURES FOR MEASURING DEVICE IMPEDANCE

#29
20250116691
2025-04-10

CIRCUITRY FOR MEASUREMENT OF ELECTROCHEMICAL CELLS

#30
20250112582
2025-04-03

METHODS, SYSTEMS, AND VEHICLES CONFIGURED FOR DETERMINING A STATOR RESISTANCE OF AN ELECTRIC MOTOR

#31
20250084608
2025-03-13

DEVICE FOR EVALUATING INTEGRITY OF UNDERGROUND STRUCTURE BY USING ELECTROMAGNETIC WAVE

#32
20250076364
2025-03-06

FAULT LOCATION SYSTEM USING VOLTAGE OR CURRENT MEASUREMENT FROM DIVERSE LOCATIONS ON A DISTRIBUTION NETWORK

#33
20250060402
2025-02-20

SYSTEMS AND METHODS FOR PERFORMING QUALITY CONTROL

#34
20250048501
2025-02-06

RESISTIVE HEATING DEVICE

#35
20250035719
2025-01-30

METHOD AND APPARATUS WITH MAGNETIC BODY MEASUREMENT

#36
20250022122
2025-01-16

METHODS OF DETECTING A CRACK IN A SEMICONDUCTOR ELEMENT, AND RELATED WIRE BONDING SYSTEMS

#37
20250015765
2025-01-09

IMPEDANCE DETECTION CIRCUIT, IMPEDANCE CONTROL CIRCUIT, AND DOHERTY AMPLIFIER CIRCUIT

#38
20250004032
2025-01-02

ELECTRIC WIRE INSPECTION SYSTEM, ELECTRIC WIRE INSPECTION METHOD, AND ELECTRIC WIRE

#39
20240418758
2024-12-19

SUPERCONDUCTING IMPEDANCE MATCHED PARAMETRIC AMPLIFIER

#40
20240418757
2024-12-19

CIRCUIT FOR IMPEDANCE MEASUREMENTS

#41
20240418756
2024-12-19

Method for determining the conductivity of an electrical conductor between a first system component and a second system component

#42
20240389810
2024-11-28

METHOD FOR IDENTIFYING BRUSH TYPE, CLEANING DEVICE AND STORAGE MEDIUM

#43
20240385231
2024-11-21

On-die channel impedance verification

#44
20240369667
2024-11-07

SYSTEMS AND METHODS FOR CALIBRATION USING IMPEDANCE SIMULATION

#45
20240361226
2024-10-31

METHOD AND SYSTEM FOR IMPEDANCE-BASED QUANTIFICATION AND MICROFLUIDIC CONTROL

#46
20240352922
2024-10-24

LIGHTNING PROTECTION SYSTEM EVALUATION BASED ON IMPEDANCE ANALYSIS

#47
20240352608
2024-10-24

IMPEDANCE MONITORING OF A MODULAR ELECTROLYSIS SYSTEM

#48
20240345146
2024-10-17

Integrated Impedance Measurement Device and Impedance Measurement Method Thereof

#49
20240332953
2024-10-03

ADAPTIVE IMPEDANCE PROTECTION

#50
20240319751
2024-09-26

Methods and equipment for reducing power loss in cellular systems

#51
20240304420
2024-09-12

APPARATUS FOR PROVIDING RF POWER AND OPERATING METHOD THEREOF

#52
20240302453
2024-09-12

METHOD, OPTICAL SYSTEM, TEST DEVICE AND ARRANGEMENT

#53
20240264212
2024-08-08

Remote Calculation of Earth Connection Impedance

#54
20240255558
2024-08-01

SYSTEMS AND METHODS FOR MEASURING CHARACTERISTICS OF CRYOGENIC ELECTRONIC DEVICES

#55
20240248125
2024-07-25

Method for Detecting Impedance of Charging Cable, Electronic Device, and Power Supply Device

#56
20240230780
2024-07-11

IMPEDANCE MEASUREMENT DEVICE

#57
20240230736
2024-07-11

SYSTEM AND METHOD FOR DETERMINING CABLE RESISTANCE USING AT LEAST ONE ELECTRICAL PARAMETER MEASURED BY A RADIO

#58
20240230567
2024-07-11

ACTIVE VOLUME IMAGING

#59
20240183891
2024-06-06

Urban underground space Resistivity Sensing System and Data Collection Method Based on Cloud-Edge-End Collaboration

#60
20240168506
2024-05-23

CIRCUITRY FOR DRIVING A LOAD

#61
20240151758
2024-05-09

APPARATUS AND METHOD FOR MEASURING PHYSICAL PROPERTIES OF HAIRPIN COILS, AND METHOD OF FORMING HAIRPIN COILS BASED ON THE SAME

#62
20240133933
2024-04-25

SYSTEM AND METHOD FOR DETERMINING CABLE RESISTANCE USING AT LEAST ONE ELECTRICAL PARAMETER MEASURED BY A RADIO

#63
20240126864
2024-04-18

DETERMINING ELECTRONIC COMPONENT AUTHENTICITY VIA ELECTRONIC SIGNAL SIGNATURE MEASUREMENT

#64
20240125828
2024-04-18

SYSTEMS AND METHODS FOR POWER SUPPLIES WITH DYNAMIC VOLTAGE DROP COMPENSATION

#65
20240103664
2024-03-28

Current reference operative drive-sense circuit (dsc) with voltage amplifier

#66
20240061029
2024-02-22

APPARATUS FOR MEASURING AN IMPEDANCE OF LOAD

#67
20240053425
2024-02-15

Integrated thin-film resistive sensor with integrated heater and metal layer thermal equalizer

#68
20240044984
2024-02-08

REMAINING LIFE DETERMINING SYSTEM FOR MOTOR

#69
20240036092
2024-02-01

Measuring the impedance in grounding systems

#70
20230393182
2023-12-07

Systems and methods for measuring characteristics of cryogenic electronic devices

#71
20230367343
2023-11-16

Methods and equipment for reducing power loss in cellular systems

#72
20230366917
2023-11-16

Integrated impedance measurement device and impedance measurement method thereof

#73
20230343260
2023-10-26

Methods for measuring electrical properties of electro-optic displays

#74
20230296448
2023-09-21

System and method for monitoring a multi-cell rechargeable energy storage device

#75
20230288463
2023-09-14

SENSOR SYSTEM, SENSOR DEVICE, AND SENSING METHOD

#76
20230280389
2023-09-07

Insulation monitoring device using triangular wave and method for controlling thereof

#77
20230273252
2023-08-31

Insulation impedance detection circuit, impedance detection method, converter and photovoltaic centrifuge

#78
20230251302
2023-08-10

DEVICES AND METHODS FOR SMART SENSOR APPLICATION

#79
20230213563
2023-07-06

SYSTEMS AND METHODS FOR POWER THEFT DETECTION

#80
20230206796
2023-06-29

Methods for measuring electrical properties of electro-optic displays

#81
20230194585
2023-06-22

Method and apparatus for determining cable length for plasma processing equipment

#82
20230184707
2023-06-15

ELECTRICAL METHODS AND SYSTEMS FOR CONCRETE TESTING

#83
20230168317
2023-06-01

Soak tester apparatus and system

#84
20230152390
2023-05-18

Method for Detecting Soft Shorts, Test Stand and Production Line

#85
20230147894
2023-05-11

Circuitry for compensating for gain and/or phase mismatch between voltage and current monitoring paths

#86
20230147461
2023-05-11

Parameter estimation in driver circuitry

#87
20230146777
2023-05-11

Measurement individual difference correction system in ground voltage measurement

#88
20230144960
2023-05-11

Compensating for current splitting errors in a measurement system

#89
20230131766
2023-04-27

Methods and equipment for reducing power loss in cellular systems

#90
20230123385
2023-04-20

POWER USAGE IN AN ELECTRICITY DISTRIBUTION APPARATUS FOR A PLURALITY OF ELECTRICAL LOADS

#91
20230121385
2023-04-20

IMPROVING SPECIFICITY OF NON-PHYSIOLOGICAL SHORT INTERVALS AS A LEAD MONITORING DIAGNOSTIC

#92
20230106620
2023-04-06

On-chip network analyzer

#93
20230080282
2023-03-16

Portable nodal impedance analyser

#94
20230038377
2023-02-09

Determining electronic component authenticity via electronic signal signature measurement

#95
20230012533
2023-01-19

Error-tolerant system for measuring impedance

#96
20230010881
2023-01-12

Impedance measurement jig and method of controlling a substrate-processing apparatus using the jig

#97
20220413026
2022-12-29

ZERO-SEQUENCE IMPEDANCE MEASUREMENT OF COUPLED AC TRANSMISSION LINES

#98
20220399721
2022-12-15

Method for grid impedance and dynamics estimation

#99
20220376552
2022-11-24

Efficient wireless power charging apparatus and method thereof

#100
20220369947
2022-11-24

ESTIMATION OF DISTALLY-LOCATED MULTIPORT NETWORK PARAMETERS USING MULTIPLE TWO-WIRE PROXIMAL MEASUREMENTS

#101
20220365123
2022-11-17

DC resistance measurement contact checking via alternating current high frequency injection

#102
20220357757
2022-11-10

Circuitry for driving a load

#103
20220327212
2022-10-13

System, device and methods for detection of unsanctioned hardware modification of a product's AC circuit

#104
20220308104
2022-09-29

Fault location system using voltage or current measurement from diverse locations on a distribution network

#105
20220299557
2022-09-22

Systems and methods for impedance-based broken conductor detection in electric distribution systems

#106
20220299551
2022-09-22

Pre-screening and tuning heterojunctions for topological quantum computer

#107
20220291266
2022-09-15

METHOD FOR DETECTING PERFORMANCE DETERIORATION OF COMPONENTS

#108
20220266035
2022-08-25

SHORT PULSE WIDTH SYSTEMS AND METHODS FOR DEEP BRAIN STIMULATION

#109
20220232898
2022-07-28

Electronic cigarette capable of dose control and control method thereof

#110
20220229100
2022-07-21

Apparatus for measuring an impedance of load

#111
20220229099
2022-07-21

DEVICE, SYSTEM, AND METHOD FOR PERFORMING AN ONLINE-UPDATE OF A TWO-PORT EQUIVALENT

#112
20220201857
2022-06-23

Capacitive compensation for vertical interconnect accesses

#113
20220187353
2022-06-16

Methods of detecting connection issues between a wire bonding tool and an ultrasonic transducer of a wire bonding machine

#114
20220187352
2022-06-16

Connection test device and method for checking an intermittent impedance variation

#115
20220183383
2022-06-16

VAPOR PROVISION SYSTEM AND CORRESPONDING METHOD

#116
20220178037
2022-06-09

METHOD FOR MONITORING IMPEDANCE OF ELECTROLYZER, CONTROLLER AND POWER SUPPLY

#117
20220132663
2022-04-28

Capacitive compensation for vertical interconnect accesses

#118
20220120797
2022-04-21

Impedance measuring apparatus

#119
20220108855
2022-04-07

Voltage readings using high voltage resistor across vacuum interrupter

#120
20220099720
2022-03-31

Series tee splitter for impedance measurements

#121
20220091014
2022-03-24

Method and system for impedance-based quantification and microfluidic control

#122
20220084790
2022-03-17

Method and apparatus for emulating a reactive source impedance of a generator

#123
20220075006
2022-03-10

MOBILE ELECTRIC LEAKAGE DETECTION DEVICE AND METHOD

#124
20220074977
2022-03-10

Load detection system and load detection method thereof

#125
20220035390
2022-02-03

Methods and systems for determining resistance of power conductors

#126
20220018682
2022-01-20

Current reference operative drive-sense circuit (DSC)

#127
20210408993
2021-12-30

RF impedance measurement circuit

#128
20210405110
2021-12-30

Devices and methods for smart sensor application

#129
20210400817
2021-12-23

METHOD AND APPARATUS FOR THE POST-MANUFACTURING ADJUSTMENT OF THE CHARACTERISTIC IMPEDANCE OF PCB TRACES CARRYING HIGH-SPEED DATA SIGNALS

#130
20210396799
2021-12-23

High impedance fault detection and location accuracy

#131
20210373086
2021-12-02

Transformer state evaluation method combining FAHP method, DEMATEL method and critic method

#132
20210373057
2021-12-02

Integrated impedance measurement device and impedance measurement method thereof

#133
20210373056
2021-12-02

Reduction of noise in impedance measurement circuits

#134
20210313833
2021-10-07

Grid impedence estimation for power converter controller

#135
20210215629
2021-07-15

Lightning damage assessment method for carbon fiber reinforced polymer material considering non-linear impedance characteristic

#136
20210215135
2021-07-15

Method for controlling a wind power installation

#137
20210208187
2021-07-08

Electrical test structure and method for monitoring deep trench impedance to substrate

#138
20210181244
2021-06-17

Method for determining an electrical variable

#139
20210140409
2021-05-13

Checking lightning conductors for wind turbines

#140
20210132126
2021-05-06

Sensor

#141
20210127462
2021-04-29

Method of measuring a graphite article, apparatus for a measurement, and ingot growing system

#142
20210120017
2021-04-22

Detecting manipulation of data on a can bus

#143
20210109165
2021-04-15

Electrical connector with sensor

#144
20210072297
2021-03-11

Electronic circuit

#145
20210048461
2021-02-18

Measuring electrical energy consumption

#146
20210018544
2021-01-21

Semiconductor test device and manufacturing method thereof

#147
20210011092
2021-01-14

Insulation resistance measuring apparatus

#148
20210003621
2021-01-07

Electromagnetic imaging and inversion of simple parameters in storage bins

#149
20200408707
2020-12-31

Electrical methods and systems for concrete testing

#150
20200398774
2020-12-24

Method for predicting immanent damage to a connecting point between two electrical conductors in a motor vehicle electrical system, device and motor vehicle

#151
20200382056
2020-12-03

Solar power generation fault diagnosis device and solar power generation fault diagnosis method

#152
20200348249
2020-11-05

Thermal model of transducer for thermal protection and resistance estimation

#153
20200341063
2020-10-29

SYSTEMS AND METHODS FOR ANALYZING OPERATION OF MOTORS

#154
20200341040
2020-10-29

Apparatus for measuring an impedance of load

#155
20200309841
2020-10-01

Fault location system using voltage or current measurement from diverse locations on a distribution network

#156
20200308964
2020-10-01

Analyzing average specific gravity of solids in drilling fluids

#157
20200256894
2020-08-13

Current monitoring device

#158
20200249259
2020-08-06

Method of measuring output current through resistance compensation and conversion circuit thereof

#159
20200241059
2020-07-30

DEVICE AND METHOD FOR DETERMINING A TEMPERATURE-DEPENDENT IMPEDANCE CURVE ALONG AN ELECTRICAL CONDUCTOR

#160
20200200833
2020-06-25

Monitoring device for monitoring an electrical energy source with respect to the source voltage thereof and the insulation resistances thereof, high-voltage system, and method for operating the monitoring device

#161
20200191121
2020-06-18

Coating monitoring system of wind turbines and operating method thereof

#162
20200158759
2020-05-21

VOLTAGE SENSING SYSTEMS AND METHODS FOR A HIGH-POWER LINE

#163
20200150166
2020-05-14

Measuring a load resistance coupled to a transmission line

#164
20200117437
2020-04-16

Automated identification of generic module location per electrical signatures

#165
20200103445
2020-04-02

Modular power tile and method of operating a power distribution system

#166
20200041548
2020-02-06

Non-fault disturbance-based method and system for measuring short-circuit capacity of power grid on site

#167
20200033398
2020-01-30

Devices and methods for smart sensor application

#168
20200033388
2020-01-30

Semiconductor test device and manufacturing method thereof

#169
20200012330
2020-01-09

MPS Generation System and Method

#170
20190391192
2019-12-26

Methods and equipment for reducing power loss in cellular systems

#171
20190391191
2019-12-26

Method and system for locating a fault in a mixed power transmission line

#172
20190377016
2019-12-12

Calibration arrangement and method for deriving a resistance of a resistor

#173
20190369152
2019-12-05

Method for measuring an impedance of an electric cable, a coupler arrangement and uses thereof

#174
20190323978
2019-10-24

Electric grid high impedance condition detection

#175
20190311171
2019-10-10

Fingerprint sensing panel and fingerprint sensor thereof

#176
20190293583
2019-09-26

Methods and systems for determining an internal property of a food product

#177
20190285685
2019-09-19

Open load diagnosis

#178
20190277896
2019-09-12

Resistance-measuring device and method

#179
20190258280
2019-08-22

Methods and equipment for reducing power loss in cellular systems

#180
20190257867
2019-08-22

Estimation of electrical grid parameters

#181
20190221330
2019-07-18

ELECTRIC CABLE HAVING A COOLANT LINE

#182
20190212374
2019-07-11

Method to determine three-phase load impedances driven by a power control device when no neutral reference is available in an alternative electrical network

#183
20190212284
2019-07-11

Impedance analysis of conductive medium

#184
20190195667
2019-06-27

Method for checking the operability of measuring transducers

#185
20190178925
2019-06-13

Cable network modelling

#186
20190128947
2019-05-02

Electrical connector with sensor

#187
20190128935
2019-05-02

Load detector

#188
20190124457
2019-04-25

Systems and methods for accessory and impedance detection

#189
20190108980
2019-04-11

Method and apparatus for changing the apparent source impedance of a generator

#190
20190085682
2019-03-21

Systems and methods for determining resistance of a power cable connected to a downhole motor

#191
20190064238
2019-02-28

Semiconductor test device and manufacturing method thereof

#192
20190049497
2019-02-14

Islanding detection in an electrical power grid

#193
20190036333
2019-01-31

Method and device for online limit early-warning to shunt capacitor bank

#194
20180356453
2018-12-13

Inspection device, control method for same, and non-transitory computer readable storage medium

#195
20180343530
2018-11-29

Sound reproduction device, method for adapting a sound reproduction device, diving goggles, and communication device

#196
20180328972
2018-11-15

Device and method for detecting an electrical load

#197
20180313879
2018-11-01

Determination of harmonic pollution on an electrical distribution network

#198
20180310370
2018-10-25

Circuit for mitigating electric shock

#199
20180306850
2018-10-25

System and method to determine stress levels in harvesting machine circuits

#200
20180259469
2018-09-13

Methods and systems for determining an internal property of a food product

#201
20180252748
2018-09-06

Current measurement

#202
20180196101
2018-07-12

Devices and methods for smart sensor application

#203
20180180652
2018-06-28

Square-wave-based impedance analysis

#204
20180164355
2018-06-14

Methods and equipment for reducing power loss in cellular systems

#205
20180136272
2018-05-17

FAULT DETECTION APPARATUS

#206
20180120368
2018-05-03

Method for detecting grid connection stability of inverter and inverter

#207
20180113162
2018-04-26

Survey signal transmitter

#208
20180106847
2018-04-19

Method of detecting earth leaking point without interrupting a power supply

#209
20180106842
2018-04-19

Impedance measurement through waveform monitoring

#210
20180080972
2018-03-22

Detection of damper resistor degradation and failures

#211
20180074567
2018-03-15

MPS generation system and method

#212
20170373625
2017-12-28

Monitoring of a DC-link of a split wind-turbine-converter system

#213
20170350926
2017-12-07

Method of operating a hearing aid system and a hearing aid system

#214
20170350925
2017-12-07

Hearing aid and a method of operating a hearing aid system

#215
20170350923
2017-12-07

Load detector

#216
20170297447
2017-10-19

Battery system with a battery, which is designed to supply a high-voltage network with electric energy, and a measuring device for measuring at least one insulation resistance of the battery

#217
20170292824
2017-10-12

Electric power system monitoring device and electric power system monitoring system

#218
20170269184
2017-09-21

Calibration of current sensors by means of reference current during current measurement

#219
20170265771
2017-09-21

Calibrating body impedance measurement systems

#220
20170227587
2017-08-10

Method and apparatus for powering an electronic device

#221
20170219642
2017-08-03

Arrangement with a plurality of peripheral units and a sensor

#222
20170192043
2017-07-06

Method for measuring characteristic impedance of electric transmission line

#223
20170168513
2017-06-15

METHODS AND APPARTUSES FOR REDUCING POWER LOSS IN CELLULAR SYSTEMS

#224
20170122993
2017-05-04

Determining the current return path integrity in an electric device connected or connectable to a further device

#225
20170122991
2017-05-04

Impedance estimation device and estimation method for power distribution line

#226
20170122988
2017-05-04

Electric fuse current sensing systems and monitoring methods

#227
20170108456
2017-04-20

Electrical methods and systems for concrete testing

#228
20170052222
2017-02-23

Smart sensor network for power grid health monitoring

#229
20170023618
2017-01-26

Electric fuse current sensing systems and monitoring methods

#230
20160366162
2016-12-15

METHODS CIRCUITS DEVICES ASSEMBLIES SYSTEMS AND FUNCTIONALLY ASSOCIATED COMPUTER EXECUTABLE CODE FOR DETECTING A LINE CONDITION

#231
20160327603
2016-11-10

Electric grid high impedance condition detection

#232
20160315576
2016-10-27

Detection of an inter-turn winding fault in a motor

#233
20160299183
2016-10-13

Mobile electric leakage detection device and method

#234
20160291060
2016-10-06

Current measurement

#235
20160291059
2016-10-06

Current sensor, system and method

#236
20160241406
2016-08-18

PoE power utilization arrangement and method

#237
20160238669
2016-08-18

Power System State Estimation Device and Power System State Estimation Method for Same

#238
20160238644
2016-08-18

Single wound current transformer impedance measurement circuit

#239
20160235996
2016-08-18

Electrical safety system

#240
20160226374
2016-08-04

Method and system for identifying power system element parameters and power correction factor

#241
20160223391
2016-08-04

Method for inspecting crystal unit by analyzing frequency characteristics of impedance

#242
20160216302
2016-07-28

Determining the current return path integrity in an electric device connected or connectable to a further device

#243
20160216301
2016-07-28

Method and apparatus for tuning a resistance and reactance of a wireless power transmitter testing unit

#244
20160195578
2016-07-07

POWER BANK APPARATUS FOR MEASURING RESISTANCE OF CHARGING LINE

#245
20160195484
2016-07-07

Systems and methods for impedance analysis of conductive medium

#246
20160169946
2016-06-16

Monitoring voltage stability of a transmission corridor

#247
20160074863
2016-03-17

Microfluidic feedback using impedance detection

#248
20160047851
2016-02-18

COMPUTER-AIDED ASCERTAINMENT OF THE IMPEDANCE OF AN ELECTRICAL ENERGY NETWORK

#249
20160018450
2016-01-21

S-parameter measurements using real-time oscilloscopes

#250
20150372631
2015-12-24

Motor fault detector

#251
20150331057
2015-11-19

Battery remaining power predicting device and battery pack

#252
20150309100
2015-10-29

Determining the current return path integrity in an electric device connected or connectable to a further device

#253
20150301093
2015-10-22

FUNCTIONAL UNIT FOR MEASURING THE INSULATION RESISTANCE OF AN ELECTRICAL SYSTEM

#254
20150260769
2015-09-17

Contact-independent electrical conductance measurement

#255
20150241501
2015-08-27

Display apparatus and method of testing the same

#256
20150234399
2015-08-20

Methods and equipment for reducing power loss in cellular systems

#257
20150164369
2015-06-18

Systems and methods for electrical impedance imaging

#258
20150137845
2015-05-21

Methods and devices for testing segmented electronic assemblies

#259
20150120228
2015-04-30

Power-system short-circuit capacity monitoring method and system thereof

#260
20150098161
2015-04-09

INTEGRATED CORONA FAULT DETECTION

#261
20150084654
2015-03-26

Insulation resistance measurement for inverters

#262
20150081236
2015-03-19

TRAVELING WAVE VALIDATION USING ESTIMATED FAULT LOCATION

#263
20150077145
2015-03-19

Method and apparatus for grid impedance detection

#264
20150077130
2015-03-19

Insulation fault locating system using branch-selective feeding, and selective insulation fault monitoring system and method for determining a cross-connection impedance between two subsystems

#265
20150025860
2015-01-22

Method and device for estimating grid properties of a power grid

#266
20150019150
2015-01-15

Semiconductor module

#267
20150002165
2015-01-01

Power transformation system with characterization

#268
20140343879
2014-11-20

Monitoring voltage stability of a transmission corridor

#269
20140340102
2014-11-20

Monitoring voltage stability of a transmission corridor

#270
20140333284
2014-11-13

Flexible current sensor arrangement

#271
20140327539
2014-11-06

Cable tracing in a datacenter

#272
20140327538
2014-11-06

Cable tracing in a datacenter

#273
20140253102
2014-09-11

Current measurement

#274
20140191768
2014-07-10

Method and system for measuring the resistance of a resistive structure

#275
20140190830
2014-07-10

Microfluidic feedback using impedance detection

#276
20140152331
2014-06-05

System and method for detecting a grid event

#277
20140118014
2014-05-01

Power generating component connectivity resistance

#278
20140072950
2014-03-13

Power frequency parameter simulation system for a power transmission line and control method thereof

#279
20140043039
2014-02-13

Impedance measurement system, impedance measurement method and program

#280
20140032148
2014-01-30

System and method for impedance measurement using series and shunt injection

#281
20140032147
2014-01-30

System and method for impedance measurement using chirp signal injection

#282
20130257463
2013-10-03

Circuit arrangement and method for monitoring electrical isolation

#283
20130214800
2013-08-22

Impedance measuring circuit

#284
20130169297
2013-07-04

Method for measuring an electrical current and apparatus for this purpose

#285
20130141117
2013-06-06

Impedance resonance sensor for real time monitoring of different processes and methods of using same

#286
20130127481
2013-05-23

Cable resistance determination in high-power PoE networks

#287
20130099800
2013-04-25

Algorithm and implementation system for measuring impedance in the D-Q domain

#288
20130096859
2013-04-18

RESISTANCE DETERMINING SYSTEM

#289
20130093444
2013-04-18

Remote sensing of PD-side voltage in 4-pair PoE applications for estimating cable resistance

#290
20130043894
2013-02-21

METHOD AND ARRANGEMENT FOR DETERMINING IMPEDANCE VALUES

#291
20120306515
2012-12-06

Method and apparatus for grid impedance detection

#292
20120306510
2012-12-06

Method and system for assessing insulation deterioration in live underground power cables

#293
20120293185
2012-11-22

Determining the current return path integrity in an electric device connected or connectable to a further device

#294
20120248440
2012-10-04

Semiconductor module

#295
20120139576
2012-06-07

Arrangement and method for testing an electric power generation system

#296
20120035870
2012-02-09

Method and apparatus for measuring a parameter of a vehicle electrical system

#297
20120016613
2012-01-19

Insulation resistance measuring circuit free from influence of battery voltage

#298
20120013353
2012-01-19

Method and system for impedance measurement in an integrated Circuit

#299
20110080177
2011-04-07

Ground fault circuit interrupter and method

#300
20100283479
2010-11-11

Method of detecting faults on an electrical power line