ClassID:

171601

G01R27/26 - 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 inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables

Sub-classes:
Recent Application in this class:
#1
20260147026
2026-05-28

METHOD FOR MEASURING AN IMPEDANCE OF AN ACTIVE DEVICE UNDER TEST AND OSCILLOSCOPE FOR MEASURING AN IMPEDANCE OF AN ACTIVE DEVICE UNDER TEST

#2
20260082168
2026-03-19

IMPEDANCE DETECTION AND CURRENT ADJUSTMENT FOR AUDIO DEVICES

#3
20260063694
2026-03-05

METHODS AND APPARATUS FOR COMPONENT/SYSTEM TESTING UNDER MODULATED SIGNALS USING FREQUENCY EXTENDERS

#4
20260033764
2026-02-05

Techniques Determining An Impedance Associated With A Dry Electrode Based On An Output Signal And An Amplifier Characteristic, And Wearable Devices And Methods Of Use Thereof

#5
20260029447
2026-01-29

METHODS AND SYSTEMS FOR DEVICE LIFECYCLE PREDICTION

#6
20260016526
2026-01-15

APPARATUS AND METHOD FOR INSPECTING ORGANIC LIGHT-EMITTING DISPLAY APPARATUS

#7
20260009741
2026-01-08

RF-BASED SPECIAL MATERIAL DETECTION SYSTEM WITH SECURE MULTI-DIMENSIONAL AUTHENTICATION

#8
20250383311
2025-12-18

SPEAKER SENSOR SYSTEM AND METHOD

#9
20250327845
2025-10-23

SYSTEM AND METHOD FOR DETERMINING THE IMPEDANCE PROPERTIES OF A LOAD USING LOAD ANALYSIS SIGNALS

#10
20250300646
2025-09-25

Delay balancing loop for measurement of capacitance and delay balancing loop method thereof

#11
20250237727
2025-07-24

DETERMINING INTERFERENCE IN A TEST CHANNEL

#12
20250062788
2025-02-20

AVOIDING PING-PONG BETWEEN DIFFERENT ANTENNA TUNING CONFIGURATIONS

#13
20250052794
2025-02-13

ELECTRICAL CHARACTERISTIC ACQUIRING DEVICE

#14
20250019741
2025-01-16

METHOD FOR INLINE BILAYER CAPACITANCE MONITORING

#15
20240412894
2024-12-12

MULTI-CORE CABLE, AND DISCONNECTION DETECTION DEVICE

#16
20240345147
2024-10-17

DETECTION CIRCUIT AND METHOD FOR DETECTING CHANGE IN OUTPUT IMPEDANCE OF TRANSMITTING CIRCUIT

#17
20240288475
2024-08-29

METHOD AND DEVICE FOR DETECTING SYSTEM FAILURE, COMPUTER DEVICE, AND STORAGE MEDIUM

#18
20240288392
2024-08-29

SENSOR FAULT DIAGNOSIS METHOD, APPARATUS, ELECTRONIC DEVICE AND STORAGE MEDIUM

#19
20240241161
2024-07-18

SYSTEM FOR CHECKING CAPACITY OF STORAGE CAPACITOR WITH HIGH RESOLUTION

#20
20240159807
2024-05-16

System and method for determining the impedance properties of a load using load analysis signals

#21
20240103062
2024-03-28

Capacitor inspection method and inspection apparatus used for same

#22
20240069072
2024-02-29

Theft detection and prevention in a power generation system

#23
20240030751
2024-01-25

METHOD FOR DETECTING FOREIGN MATERIAL, AND DEVICE AND SYSTEM THEREFOR

#24
20240030750
2024-01-25

Method for detecting foreign material, and device and system therefor

#25
20240006926
2024-01-04

METHOD FOR DETECTING FOREIGN MATERIAL, AND DEVICE AND SYSTEM THEREFOR

#26
20230378819
2023-11-23

METHOD FOR DETECTING FOREIGN MATERIAL, AND DEVICE AND SYSTEM THEREFOR

#27
20230369911
2023-11-16

METHOD FOR DETECTING FOREIGN MATERIAL, AND DEVICE AND SYSTEM THEREFOR

#28
20230369910
2023-11-16

METHOD FOR DETECTING FOREIGN MATERIAL, AND DEVICE AND SYSTEM THEREFOR

#29
20230369909
2023-11-16

METHOD FOR DETECTING FOREIGN MATERIAL, AND DEVICE AND SYSTEM THEREFOR

#30
20230369908
2023-11-16

METHOD FOR DETECTING FOREIGN MATERIAL, AND DEVICE AND SYSTEM THEREFOR

#31
20230369906
2023-11-16

METHOD FOR DETECTING FOREIGN MATERIAL, AND DEVICE AND SYSTEM THEREFOR

#32
20230369904
2023-11-16

METHOD FOR DETECTING FOREIGN MATERIAL, AND DEVICE AND SYSTEM THEREFOR

#33
20230369903
2023-11-16

METHOD FOR DETECTING FOREIGN MATERIAL, AND DEVICE AND SYSTEM THEREFOR

#34
20230369902
2023-11-16

METHOD FOR DETECTING FOREIGN MATERIAL, AND DEVICE AND SYSTEM THEREFOR

#35
20230366847
2023-11-16

Capacitance Variation Measurement Mixed Signal IC Based on High-Frequency Response

#36
20230361623
2023-11-09

METHOD FOR DETECTING FOREIGN MATERIAL, AND DEVICE AND SYSTEM THEREFOR

#37
20230361622
2023-11-09

METHOD FOR DETECTING FOREIGN MATERIAL, AND DEVICE AND SYSTEM THEREFOR

#38
20230361620
2023-11-09

METHOD FOR DETECTING FOREIGN MATERIAL, AND DEVICE AND SYSTEM THEREFOR

#39
20230332204
2023-10-19

Method for inline bilayer capacitance monitoring

#40
20230296695
2023-09-21

CONNECTIVITY VERIFICATION FOR AN ABSENCE OF VOLTAGE TESTER SYSTEM

#41
20230275469
2023-08-31

Method for detecting foreign material, and device and system therefor

#42
20230194586
2023-06-22

System and method for circuit testing using remote cooperative devices

#43
20230136914
2023-05-04

Sensor device for detecting electrical defects based on resonance frequency

#44
20230099297
2023-03-30

Avoiding ping-pong between different antenna tuning configurations

#45
20230082721
2023-03-16

SINGLE-CAPACITOR INDUCTIVE SENSE SYSTEMS

#46
20230069495
2023-03-02

In-wall feature detection device of mutual capacitive technology

#47
20220368376
2022-11-17

RESONATOR ARRAY SENSOR ARRANGEMENT

#48
20220365144
2022-11-17

In-situ testing of electric double layer capacitors in electric meters

#49
20220357411
2022-11-10

Method and measuring device for detecting a leakage current in an ungrounded, single-phase alternating-current power supply system

#50
20220260622
2022-08-18

System and method for determining the impedance properties of a load using load analysis signals

#51
20220248975
2022-08-11

SENSOR CIRCUIT DEVICE FOR MEASURING A BIO-POTENTIAL OR A BIO-IMPEDANCE

#52
20220146483
2022-05-12

Methods and devices for non-invasive root phenotyping

#53
20220084755
2022-03-17

SYSTEMS AND METHODS FOR CALIBRATING A TUNABLE COMPONENT

#54
20220082637
2022-03-17

In-situ testing of electric double layer capacitors in electric meters

#55
20210401317
2021-12-30

SENSOR DEVICE FOR POTENTIAL AND IMPEDANCE MEASUREMENTS

#56
20210375554
2021-12-02

Reducing variance in capacitor electrodes

#57
20210366275
2021-11-25

Apparatus and methods for assessing vehicles straddled between lanes

#58
20210341525
2021-11-04

Measurement circuit and method for measuring characteristic of passive component by means of comparison signals

#59
20210320534
2021-10-14

Method for detecting foreign material, and device and system therefor

#60
20210285990
2021-09-16

Current sensor circuitry

#61
20210285988
2021-09-16

Theft detection and prevention in a power generation system

#62
20210176415
2021-06-10

Power characteristic measurement device, image system including power characteristic measurement device and operating method of image system

#63
20210172922
2021-06-10

Methods and devices for non-invasive root phenotyping

#64
20210157140
2021-05-27

Combiner lens fault detection system

#65
20210146799
2021-05-20

Capacitive occupant detection system with improved isofix discrimination

#66
20210142941
2021-05-13

Power monitoring and distributing systems

#67
20210131832
2021-05-06

High-resolution index (HRI) detector modules including capacitive sensors and related systems

#68
20210116507
2021-04-22

Method of estimating D-Q axis inductance of permanent magnet synchronous motor

#69
20210114552
2021-04-22

APPARATUS FOR DETECTING A PROPER WEARING STATUS OF A SAFETY BELT

#70
20210102983
2021-04-08

System and method for detection of contact with a test strip using capacitive sensing

#71
20210096164
2021-04-01

Input/output multiplexer bus

#72
20210055356
2021-02-25

Location-determinant fault monitoring for battery management system

#73
20210052227
2021-02-25

Alert presentation based on ancillary device conditions

#74
20210051867
2021-02-25

SENSOR SOIL ASSEMBLY

#75
20210025921
2021-01-28

Measurement device with local browser application

#76
20210011067
2021-01-14

System and method for determining the impedance properties of a load using load analysis signals

#77
20200393502
2020-12-17

Electronic devices and methods for detecting foreign object on connector

#78
20200355732
2020-11-12

IMPEDANCE MEASUREMENT CIRCUIT

#79
20200348354
2020-11-05

FOULING SENSOR

#80
20200348253
2020-11-05

Measuring container, measuring system and measuring method

#81
20200271706
2020-08-27

Single-capacitor inductive sense systems

#82
20200259373
2020-08-13

Foreign object detecting method for wireless charging and device therefor

#83
20200249262
2020-08-06

System and method for circuit testing using remote cooperative devices

#84
20200232008
2020-07-23

Method for inline bilayer capacitance monitoring

#85
20200209294
2020-07-02

Measuring device for liquid crystal dielectric constant, measuring apparatus, measuring method

#86
20200191989
2020-06-18

Apparatus for measuring wideband dielectric measurements of objects using a bistatic antenna

#87
20200174049
2020-06-04

Electronic devices and methods for detecting foreign object on connector

#88
20200168403
2020-05-28

Systems and methods for calibrating a tunable component

#89
20200072883
2020-03-05

Flexible current sensor

#90
20200064394
2020-02-27

HEMT wafer probe current collapse screening

#91
20200042025
2020-02-06

POWER SUPPLY CIRCUIT

#92
20200025705
2020-01-23

Capacitive sensor array for structure damage detection or health assessment

#93
20200021104
2020-01-16

Adaptive protection method for impedance of parallel capacitors

#94
20200011944
2020-01-09

Magnetic characteristic measuring apparatus and method

#95
20200000050
2020-01-02

Soil sensor assembly

#96
20190383781
2019-12-19

OIL QUALITY SENSOR AND ADAPTER FOR DEEP FRYERS

#97
20190379243
2019-12-12

Method for detecting foreign material, and device and system therefor

#98
20190372681
2019-12-05

Transmitting device and receiving device providing relaxed impedance matching

#99
20190361059
2019-11-28

Method for determining a sense impedance in a guard-sense capacitive sensor

#100
20190319494
2019-10-17

Method for detecting foreign material, and device and system therefor

#101
20190317141
2019-10-17

System and method to determine a capacitance of a capacitor

#102
20190302958
2019-10-03

Inspection device and inspection method

#103
20190302865
2019-10-03

Low-power touch button sensing system

#104
20190302159
2019-10-03

Test arrangement and test method

#105
20190294297
2019-09-26

Capacitance detection device for detecting capacitance between object proximate to detection electrode and the detection electrode and input device used for inputting information according to proximity of object

#106
20190293471
2019-09-26

Impedance limit switch for reducing EMC radiation

#107
20190257869
2019-08-22

Electronic device and method by which electronic device recognizes connection terminal of external device

#108
20190257868
2019-08-22

Non-contact type measuring apparatus for conductivity and permittivity of non-conductive fluid using RF signal

#109
20190250225
2019-08-15

RF circuit, MRI apparatus, and method of monitoring RF pulse power

#110
20190250197
2019-08-15

Impedance measuring semiconductor circuit

#111
20190227020
2019-07-25

Electrostatic capacitance detection device and power conversion apparatus

#112
20190226977
2019-07-25

Deterioration detection sensor of printed wiring board

#113
20190219622
2019-07-18

Capacitance detection device and optical wavelength-selective filter device

#114
20190196654
2019-06-27

Differential circuit, capacitance detection circuit, touch detection device and terminal device

#115
20190189235
2019-06-20

Current sample-and-hold circuit and sensor

#116
20190153506
2019-05-23

Method for inline bilayer capacitance monitoring

#117
20190146019
2019-05-16

Alarm pane assembly

#118
20190101578
2019-04-04

Resolution adjustment for capacitive touch sensor

#119
20190094278
2019-03-28

Vector network analyzer enabling device

#120
20190079123
2019-03-14

Electronic devices and methods for detecting foreign object on connector

#121
20190072415
2019-03-07

Capacitive sensor arrangement and vehicle outer handle

#122
20190046104
2019-02-14

ELECTRICAL IMPEDANCE IMAGING

#123
20190018051
2019-01-17

Method of operating LC sensors, corresponding system and apparatus

#124
20180370475
2018-12-27

Capacitive occupant classification sensor with load-dependent antenna area

#125
20180364189
2018-12-20

Capacitive sensor array for structure damage detection or health assessment

#126
20180364111
2018-12-20

System for nondestructive residual stress profiling using inductive sensing

#127
20180357458
2018-12-13

Capacitive sensing system and method for voltage calibration of the same

#128
20180352760
2018-12-13

Soil sensor assembly

#129
20180348186
2018-12-06

Methods and devices for non-invasive root phenotyping

#130
20180306848
2018-10-25

Passive monitor for integrated circuit components

#131
20180306603
2018-10-25

Electronic device including a capacitive sensor in a housing

#132
20180292442
2018-10-11

Method for identifying at least one diagnosis variable, measuring device and measuring system

#133
20180284170
2018-10-04

HIGH PRECISION IMPEDANCE SENSING INTEGRATED CIRCUIT AND ITS APPLICATIONS

#134
20180283932
2018-10-04

Information processing device, information processing method, and recording medium

#135
20180267096
2018-09-20

Method and apparatus for simultaneously testing a component at multiple frequencies

#136
20180252832
2018-09-06

Capacitive based system to detect objects behind an obscuring surface

#137
20180252748
2018-09-06

Current measurement

#138
20180238950
2018-08-23

MONITORING SYSTEM AND CABLE

#139
20180210037
2018-07-26

METHOD FOR DETERMINING DIAGNOSIS FREQUENCY, METHOD FOR DIAGNOSING DETERIORATION OF STORAGE CELL, SYSTEM FOR DETERMINING DIAGNOSIS FREQUENCY, AND DEVICE FOR DIAGNOSING DETERIORATION OF STORAGE CELL

#140
20180210016
2018-07-26

Theft detection and prevention in a power generation system

#141
20180206790
2018-07-26

System, method and computer program for capacitively recording electrical bio-signals

#142
20180202970
2018-07-19

Ionic conductivity measurement device of electrolyte membrane

#143
20180188310
2018-07-05

Monitoring system, safety cable and tube for such a system, and method for operating a monitoring system

#144
20180164358
2018-06-14

Input/output multiplexer bus

#145
20180164357
2018-06-14

Undulating-conductor wireless sensor and sensing system

#146
20180149683
2018-05-31

Measurement structures for measurements such as frequency and quality factors of resonators and other devices, and apparatus comprising the same

#147
20180136287
2018-05-17

Intelligent diagnosis system for power module and method thereof

#148
20180136158
2018-05-17

Sensor circuit and method for measuring a physical or chemical quantity

#149
20180120368
2018-05-03

Method for detecting grid connection stability of inverter and inverter

#150
20180120246
2018-05-03

Nondestructive inspection method for coatings and ceramic matrix composites

#151
20180106746
2018-04-19

Capacitive moisture sensor system for a surveillance camera

#152
20180080919
2018-03-22

Method for inline bilayer capacitance monitoring

#153
20180073998
2018-03-15

Diesel fuel quality inspection apparatus and inspection method thereof

#154
20180052127
2018-02-22

Device for detecting faults in rails by measuring impedance

#155
20180040936
2018-02-08

Dielectric waveguide line comprising a polytetrafluoroethylene molded article and method of manufacture

#156
20180037137
2018-02-08

Capacitive seat occupancy detection system operable at wet conditions

#157
20180022320
2018-01-25

Sensor for vehicle, sensing method thereof and vehicle system

#158
20170365965
2017-12-21

UNIVERSAL CONNECTION RECOGNITION SYSTEM

#159
20170319851
2017-11-09

LOW-VOLTAGE IMPEDANCE CHECK PULSE GENERATOR

#160
20170315672
2017-11-02

Circuit board inspection device and circuit board inspection method

#161
20170300171
2017-10-19

Capacitance detection method and device based on capacitive touch controller chip

#162
20170292981
2017-10-12

Remote sensing using sensor resonator with sensor inductor coupled to resonator capacitor over shielded cable

#163
20170277241
2017-09-28

Low-power touch button sensing system

#164
20170265771
2017-09-21

Calibrating body impedance measurement systems

#165
20170248649
2017-08-31

Method for real-time monitoring of the operational state of a capacitive sensor

#166
20170236736
2017-08-17

Detection circuit, electrostatic holding device and method for detecting a component on an electrostatic holding device

#167
20170227381
2017-08-10

Measuring circuit

#168
20170222557
2017-08-03

Load capacitance determination circuitry and power supply control

#169
20170199233
2017-07-13

Power-generation-amount estimation apparatus and power-generation-amount estimation method

#170
20170185045
2017-06-29

Timepiece comprising a wheel set with a determinable angular position

#171
20170179761
2017-06-22

Circuit design apparatus, backup power supply, circuit design program, and capacitor energy amount calculation method

#172
20170146332
2017-05-25

Determining electrical path length

#173
20170131131
2017-05-11

Method and apparatus for electrode impedance measurement

#174
20170099012
2017-04-06

PWM rectifier including capacitance calculation unit

#175
20170097438
2017-04-06

Method for determining at least one physical parameter using a sensor unit

#176
20170086702
2017-03-30

Impedance measuring circuit

#177
20170076919
2017-03-16

METHOD OF MANUFACTURING SEMICONDUCTOR DEVICE

#178
20170074914
2017-03-16

Method of operating LC sensors, corresponding system and apparatus

#179
20170074711
2017-03-16

Method for measuring permittivity of material

#180
20170042447
2017-02-16

Device for measuring impedance of biologic tissues including an alternating current (AC) coupled voltage-to-current converter

#181
20170030954
2017-02-02

Apparatus and method for detecting a resonant frequency giving rise to an impedance peak in a power delivery network

#182
20170030880
2017-02-02

Oil quality sensor and adapter for deep fryers

#183
20170030852
2017-02-02

Flexible sensor circuit arrangement

#184
20170023995
2017-01-26

Low-power touch button sensing system

#185
20170023545
2017-01-26

Radio-frequency nanopore sensor

#186
20160370219
2016-12-22

Device and method for measuring the height of a liquid in a container

#187
20160356832
2016-12-08

Apparatus and method for detecting a variable capacitance

#188
20160349299
2016-12-01

Detecting device and detecting method for detecting output impedance angle of inverter

#189
20160349298
2016-12-01

Detecting device and detecting method for detecting output impedance angle of inverter

#190
20160329893
2016-11-10

Invisible, contactless switch device

#191
20160291060
2016-10-06

Current measurement

#192
20160246141
2016-08-25

Structure and method for obtaining capacitance in array substrate

#193
20160245770
2016-08-25

Apparatus and method for characterization of fluids or powders by electrical permittivity

#194
20160223607
2016-08-04

Testing resonant sensor circuits using signal sources and controllable resistors

#195
20160187275
2016-06-30

Sensing system using a marginal oscillator

#196
20160178402
2016-06-23

Electromechanical apparatus comprising a capacitive device for detection of the angular position of a wheel set, and method for detection of the angular position of a wheel set

#197
20160171272
2016-06-16

Sensing method and circuit of fingerprint sensor

#198
20160154051
2016-06-02

Active monitoring systems for high voltage bushings and methods related thereto

#199
20160139181
2016-05-19

Conductor assembly

#200
20160132625
2016-05-12

Method and system for calculating model parameters for a capacitor to be modelled

#201
20160124035
2016-05-05

Conductor assembly

#202
20160098127
2016-04-07

Peak detection schemes for touch position detection

#203
20160087629
2016-03-24

Contact sensing device

#204
20160033444
2016-02-04

Device and method for detecting redox reactions in solution

#205
20160011137
2016-01-14

Characterization apparatus

#206
20160003662
2016-01-07

Systems and methods for remotely measuring a liquid level using time-domain reflectometry (TDR)

#207
20150355257
2015-12-10

Circuit testing method and circuit testing system

#208
20150355121
2015-12-10

Impedance-based measurement device with a two-dimensional array of coils

#209
20150349899
2015-12-03

System and method for automated loss testing

#210
20150333712
2015-11-19

Four-stage circuit architecture for detecting pulsed signals

#211
20150330767
2015-11-19

Method of operating a capacitive proximity sensor and capacitive proximity sensor

#212
20150323483
2015-11-12

Detection system for detecting service life of baffle mechanism in a chamber for vacuum coating

#213
20150280481
2015-10-01

Electronic device, and capacitor capacitance detection method applied to the same

#214
20150241492
2015-08-27

ANALYZING METHOD OF JUNCTION OF COAXIAL PROBE FOR MEASURING PERMITTIVITY AND ANALYZING APPARATUS THEREOF

#215
20150221635
2015-08-06

Electronic device, circuit and method for trimming electronic components

#216
20150206598
2015-07-23

Sample-and-hold circuit and capacitive sensing device that includes the sample-and-hold circuit

#217
20150185351
2015-07-02

Method for determining the position of a mobile unit and installation for executing a method

#218
20150164369
2015-06-18

Systems and methods for electrical impedance imaging

#219
20150145533
2015-05-28

Method and system for health monitoring of composite elastomeric flexible elements

#220
20150115984
2015-04-30

Theft detection and prevention in a power generation system

#221
20150108999
2015-04-23

Device for measuring the quality factor of a cavity, in particular a superconducting cavity perturbed by resonant electron discharges

#222
20150102828
2015-04-16

Capacitance measurement of high voltage device

#223
20150068302
2015-03-12

Capacitive humidity sensor

#224
20150032386
2015-01-29

Distributor module and measuring system formed therewith

#225
20150015278
2015-01-15

Obscured feature detector

#226
20150002245
2015-01-01

Resonance based cable compensation

#227
20140368222
2014-12-18

Capacitive proximity detection using delta-sigma conversion

#228
20140368220
2014-12-18

Non-contact sensing module and method of manufacturing the same

#229
20140312921
2014-10-23

Fuel property sensor and method for detecting malfunction of the same

#230
20140299485
2014-10-09

Device and method for detecting redox reactions in solution

#231
20140294037
2014-10-02

Methods, systems, and devices for calculating temperature change of an electrocaloric effect material

#232
20140292716
2014-10-02

Proximity sensor

#233
20140285219
2014-09-25

Capacitive detection type electro-mechanical transducer

#234
20140285213
2014-09-25

Component-embedded circuit substrate and method of inspecting the same

#235
20140253102
2014-09-11

Current measurement

#236
20140184248
2014-07-03

Capacitance measurement of high voltage device

#237
20140179239
2014-06-26

Methods and apparatus for performing passive antenna testing with active antenna tuning device control

#238
20140159747
2014-06-12

Methods and circuits for measuring a high impedance element based on time constant measurements

#239
20140159743
2014-06-12

Systems and methods for remotely measuring a liquid level using time-domain reflectometry (TDR)

#240
20140132286
2014-05-15

Noncontact determination of interface trap density for semiconductor-dielectric interface structures

#241
20140132276
2014-05-15

Determination of isoelectric points of biomolecules using capacitive sensors

#242
20140132275
2014-05-15

Determination of isoelectric points of biomolecules using capacitive sensors

#243
20140103944
2014-04-17

Fast response capacitive gauging system featuring steep slope filter discrimination circuit

#244
20140083871
2014-03-27

Device and method for detecting redox reactions in solution

#245
20140049273
2014-02-20

Capacitive sensor

#246
20140035862
2014-02-06

Capacitance sensing apparatus and touch screen apparatus

#247
20140035859
2014-02-06

Peak detection schemes for touch position detection

#248
20140032145
2014-01-30

Apparatus for estimating capacitance of DC-link capacitor in inverter

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20140015548
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