ClassID:

171740

G01R31/2656 - CPC Classification

Classification description:

Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere; Testing of individual semiconductor devices; Contactless testing using non-ionising electromagnetic radiation, e.g. optical radiation

Recent Application in this class:
#1
20260140162
2026-05-21

SUBSTRATE TESTING APPARATUS

#2
20260063702
2026-03-05

Electronic Subassembly

#3
20260029459
2026-01-29

INSPECTION DEVICE AND INSPECTION METHOD

#4
20260029431
2026-01-29

Optical Probing System with Multi-Signal Modulation and Demodulation

#5
20250383395
2025-12-18

NON-CONTACT DETECTION SYSTEM AND METHOD FOR USING THE SAME

#6
20250347731
2025-11-13

LASER PERTURBATION PROBING

#7
20250314694
2025-10-09

OPTICAL COUPLING OF PHOTONIC DEVICES

#8
20250272785
2025-08-28

HIGH RESOLUTION IMAGING OF MICROELECTRONIC DEVICES

#9
20250216450
2025-07-03

TEST DEVICE FOR OPTOELECTRONIC INTEGRATED CIRCUIT BEFORE BEING CO-PACKAGED

#10
20250155486
2025-05-15

WAFER METROLOGY TECHNOLOGIES

#11
20250147096
2025-05-08

SUBSTRATE INSPECTION APPARATUS AND METHOD OF INSPECTING A SUBSTRATE USING THE SAME

#12
20250107274
2025-03-27

PHOTONIC DEVICE, A PHOTONIC SYSTEM COMPRISING THE PHOTONIC DEVICE AND A METHOD OF SPECTROSCOPIC SENSING USING THE PHOTONIC SYSTEM

#13
20240402238
2024-12-05

TEST SYSTEM AND METHOD FOR DATA VERIFICATION FOR THE SAME

#14
20240393384
2024-11-28

SEMICONDUCTOR FAULT ANALYSIS DEVICE AND SEMICONDUCTOR FAULT ANALYSIS METHOD

#15
20240282648
2024-08-22

Failure Analysis and Location Method for Short Circuit Structure

#16
20240230403
2024-07-11

Luminous flux test circuitry, test method and display panel

#17
20240192262
2024-06-13

METHOD OF ANALYZING SEMICONDUCTOR STRUCTURE

#18
20240142512
2024-05-02

SEMICONDUCTOR DEVICE TESTING

#19
20240102921
2024-03-28

OPTICAL INSPECTION APPARATUS

#20
20240085470
2024-03-14

METHOD AND APPARATUS FOR NON-INVASIVE, NON-INTRUSIVE, AND UN-GROUNDED, SIMULTANEOUS CORONA DEPOSITION AND SHG MEASUREMENTS

#21
20230417820
2023-12-28

TERAHERTZ PROBE

#22
20230393195
2023-12-07

Terahertz Plasmonics for Testing Very Large-Scale Integrated Circuits under Bias

#23
20230273255
2023-08-31

Metrology apparatus and method for determining a characteristic of one or more structures on a substrate

#24
20230273254
2023-08-31

Inspection method

#25
20230072615
2023-03-09

Semiconductor failure analysis device and semiconductor failure analysis method

#26
20230070273
2023-03-09

Microwave photoconductance spectrometer and methods of using the same

#27
20230061399
2023-03-02

Semiconductor fault analysis device and semiconductor fault analysis method

#28
20220413029
2022-12-29

Wafer metrology technologies

#29
20220392016
2022-12-08

High resolution imaging of microelectronic devices

#30
20220390511
2022-12-08

Efficient laser-induced single-event latchup and methods of operation

#31
20220390510
2022-12-08

Illuminator method and device for semiconductor package testing

#32
20220381816
2022-12-01

Topside contact device and method for characterization of high electron mobility transistor (HEMT) heterostructure on insulating and semi-insulating substrates

#33
20220334167
2022-10-20

METHOD FOR DETECTING DEFECTS IN GALLIUM NITRIDE HIGH ELECTRON MOBILITY TRANSISTOR

#34
20220268808
2022-08-25

Vertical convolute metal bellows for rotary motion, vacuum sealing, and pressure sealing

#35
20220260626
2022-08-18

Pump and probe type second harmonic generation metrology

#36
20220146564
2022-05-12

Semiconductor wafer evaluation apparatus and semiconductor wafer manufacturing method

#37
20220050137
2022-02-17

Semiconductor inspection device

#38
20220050010
2022-02-17

Opto electrical test measurement system for integrated photonic devices and circuits

#39
20220034959
2022-02-03

Inspection method and inspection system

#40
20220011363
2022-01-13

Terahertz plasmonics for testing very large-scale integrated circuits under bias

#41
20220003678
2022-01-06

Optical systems and methods of characterizing high-k dielectrics

#42
20210396654
2021-12-23

Optical inspection apparatus

#43
20210389365
2021-12-16

Metrology apparatus and method for determining a characteristic of one or more structures on a substrate

#44
20210373071
2021-12-02

Analysis method, analysis device, analysis program, and recording medium for recording analysis program

#45
20210356405
2021-11-18

Inspection apparatus and inspection method

#46
20210341559
2021-11-04

Test of an examination tool

#47
20210333207
2021-10-28

OPTICAL MEASUREMENT DEVICE

#48
20210325435
2021-10-21

Semiconductor sample inspection device and inspection method

#49
20210223308
2021-07-22

Dual-sided wafer imaging apparatus and methods thereof

#50
20210172995
2021-06-10

Method of analyzing semiconductor structure

#51
20210172994
2021-06-10

Device and method for monitoring the health of a power semiconductor die

#52
20210126581
2021-04-29

Microwave photoconductance spectrometer and methods of using the same

#53
20210110524
2021-04-15

Non-destructive imaging techniques for integrated circuits and other applications

#54
20210066183
2021-03-04

Integrated circuit with optical tunnel

#55
20210055340
2021-02-25

PROBE CARD

#56
20210055338
2021-02-25

Pump and probe type second harmonic generation metrology

#57
20210025934
2021-01-28

Combined transmitted and reflected light imaging of internal cracks in semiconductor devices

#58
20200400732
2020-12-24

Wafer metrology technologies

#59
20200348348
2020-11-05

Field-biased second harmonic generation metrology

#60
20200256759
2020-08-13

Opto electrical test measurement system for integrated photonic devices and circuits

#61
20200225278
2020-07-16

WAFER CRACK DETECTION

#62
20200158777
2020-05-21

Device for measuring a thermal degradation of the cooling path of power electronic components using luminescence

#63
20200132750
2020-04-30

Group III nitride semiconductor substrate

#64
20200110129
2020-04-09

Semiconductor inspection device

#65
20200088784
2020-03-19

Systems and methods for determining characteristics of semiconductor devices

#66
20200057104
2020-02-20

FIELD-BIASED NONLINEAR OPTICAL METROLOGY USING CORONA DISCHARGE SOURCE

#67
20200041563
2020-02-06

Metrology apparatus and method for determining a characteristic of one or more structures on a substrate

#68
20200003825
2020-01-02

Method of analyzing semiconductor structure

#69
20190391203
2019-12-26

Efficient laser-induced single-event latchup and methods of operation

#70
20190310307
2019-10-10

Systems and methods using stroboscopic universal structure-energy flow correlation scattering microscopy

#71
20190279840
2019-09-12

System and method for performing failure analysis using virtual three-dimensional imaging

#72
20190265297
2019-08-29

Semiconductor device inspection method and semiconductor device inspection device

#73
20190265179
2019-08-29

Analysis system and analysis method

#74
20190257876
2019-08-22

SYSTEM AND METHOD FOR DETECTING DEFECTS IN AN ELECTRONIC DEVICE

#75
20190242938
2019-08-08

METHODS OF BANDGAP ANALYSIS AND MODELING FOR HIGH K METAL GATE

#76
20190189527
2019-06-20

Method and device for measurement of a plurality of semiconductor chips in a wafer array

#77
20190178800
2019-06-13

Methods for inspecting semiconductor wafers

#78
20190172912
2019-06-06

Method of evaluating insulated-gate semiconductor device

#79
20190113415
2019-04-18

Opto electrical test measurement system for integrated photonic devices and circuits

#80
20190101586
2019-04-04

Method for inspecting semiconductor device structure

#81
20180299497
2018-10-18

Pump and probe type second harmonic generation metrology

#82
20180292441
2018-10-11

CHARGE DECAY MEASUREMENT SYSTEMS AND METHODS

#83
20180284182
2018-10-04

Method of measuring Fe concentration in p-type silicon wafer

#84
20180252590
2018-09-06

System for testing thermal response time of uncooled infrared focal plane detector array and method therefor

#85
20180238961
2018-08-23

Terahertz plasmonics for testing very large-scale integrated circuits under bias

#86
20180217193
2018-08-02

Wafer metrology technologies

#87
20180217192
2018-08-02

Field-biased second harmonic generation metrology

#88
20180156860
2018-06-07

Light source device and inspection device

#89
20180136130
2018-05-17

Methods for inspecting semiconductor wafers

#90
20180100887
2018-04-12

Contactless measurement of the conductivity of semiconductors using a multicarrier frequency test signal

#91
20180096904
2018-04-05

Capacitance monitoring using x-ray diffraction

#92
20180031614
2018-02-01

Inspection method and inspection apparatus

#93
20180025949
2018-01-25

Method of measuring misalignment of chips, a method of fabricating a fan-out panel level package using the same, and a fan-out panel level package fabricated thereby

#94
20170363507
2017-12-21

Semiconductor device and wafer with reference circuit and related methods

#95
20170307687
2017-10-26

Opto electrical test measurement system for integrated photonic devices and circuits

#96
20170299534
2017-10-19

Analysis system and analysis method

#97
20170226655
2017-08-10

Non-Contact Sheet Resistance Measurement of Barrier and/or Seed Layers Prior to Electroplating

#98
20170184660
2017-06-29

Quality evaluation method for laminate having protective layer on surface of oxide semiconductor thin film and quality control method for oxide semiconductor thin film

#99
20170176521
2017-06-22

Semiconductor device inspection device and semiconductor device inspection method

#100
20170023635
2017-01-26

Radio frequency probe apparatus

#101
20160334459
2016-11-17

Semiconductor device inspection device and semiconductor device inspection method

#102
20160313388
2016-10-27

NONCONTACT SENSING OF MAXIMUM OPEN-CIRCUIT VOLTAGES

#103
20160306005
2016-10-20

SEMICONDUCTOR DEVICE TESTING APPARATUS, SEMICONDUCTOR DEVICE TESTING METHOD, AND SEMICONDUCTOR DEVICE MANUFACTURING METHOD

#104
20160291088
2016-10-06

ADVANCED 4-DIMENSIONAL SIGNAL AND DEVICE TESTING USING CIRCUIT-STATE RECOGNITION

#105
20160252565
2016-09-01

Non-contact method to monitor and quantify effective work function of metals

#106
20160197198
2016-07-07

Method of evaluating thin-film transistor, method of manufacturing thin-film transistor, and thin-film transistor

#107
20160178679
2016-06-23

Capacitance monitoring using X-ray diffraction

#108
20160131539
2016-05-12

Method for measuring temperature by refraction and change in velocity of waves with magnetic susceptibility

#109
20160124039
2016-05-05

Contactless damage inspection of perimeter region of semiconductor device

#110
20160079129
2016-03-17

Method of evaluating metal contamination in boron-doped P-type silicon wafer, device of evaluating metal contamination in boron-doped P-type silicon wafer, and method of manufacturing boron-doped P-type silicon wafer

#111
20160061883
2016-03-03

Radiometric test and configuration of an infrared focal plane array at wafer probe

#112
20160056085
2016-02-25

SEMICONDUCTOR DEVICE TESTING APPARATUS, SEMICONDUCTOR DEVICE TESTING METHOD, AND SEMICONDUCTOR DEVICE MANUFACTURING METHOD

#113
20160003891
2016-01-07

System and method of semiconductor characterization

#114
20150377953
2015-12-31

Electric field concentration location observation device and electric field concentration location observation method

#115
20150371906
2015-12-24

Evaluation method for oxide semiconductor thin film, quality control method for oxide semiconductor thin film, and evaluation element and evaluation device used in the evaluation method

#116
20150369755
2015-12-24

Semiconductor device inspection device and semiconductor device inspection method

#117
20150331036
2015-11-19

FIELD-BIASED SECOND HARMONIC GENERATION METROLOGY

#118
20150293169
2015-10-15

METHOD, SYSTEMS, AND DEVICES FOR INSPECTING SEMICONDUCTOR DEVICES

#119
20150241512
2015-08-27

Method and apparatus for non-contact measurement of sheet resistance and shunt resistance of p-n junctions

#120
20150241506
2015-08-27

Method and system for junction depth identification for ultra shallow junctions

#121
20150219712
2015-08-06

Device for measuring electromagnetic field sensor gain

#122
20150177313
2015-06-25

Illuminator for wafer prober and related methods

#123
20150168303
2015-06-18

Methods for inspecting semiconductor wafers

#124
20150162872
2015-06-11

Inspection apparatus and inspection method

#125
20150084664
2015-03-26

Methods and systems for characterizing photovoltaic cell and module performance at various stages in the manufacturing process

#126
20150084661
2015-03-26

Method for the extraction of recombination characteristics at metallized semiconductor surfaces

#127
20150061715
2015-03-05

Method and apparatus for non-contact measurement of forward voltage, saturation current density, ideality factor and I-V curves in P-N junctions

#128
20150002182
2015-01-01

Visible laser probing for circuit debug and defect analysis

#129
20140333319
2014-11-13

Characterization of substrate doping and series resistance during solar cell efficiency measurement

#130
20140303921
2014-10-09

Dynamic design attributes for wafer inspection

#131
20140303919
2014-10-09

Photoinduced carrier lifetime measurement device and photoinduced carrier lifetime measurement method

#132
20140252345
2014-09-11

Semiconductor film and semiconductor device

#133
20140210995
2014-07-31

Inspection method for semiconductor light-emitting device and manufacturing method for semiconductor light-emitting device

#134
20140159752
2014-06-12

Rapid analysis of buffer layer thickness for thin film solar cells

#135
20140152336
2014-06-05

Semiconductor device and method for evaluating semiconductor device

#136
20140145749
2014-05-29

Method and apparatus of RFID tag contactless testing

#137
20140132286
2014-05-15

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

#138
20140111241
2014-04-24

Optical testing of a multi quantum well semiconductor device

#139
20140104411
2014-04-17

APPARATUS TO PERFORM A NON-CONTACT TEST OF A SEMICONDUCTOR PACKAGE

#140
20140103935
2014-04-17

Optical to optical methods enhancing the sensitivity and resolution of ultraviolet, electron beam and ion beam devices

#141
20140043033
2014-02-13

Apparatus and method for inspecting PCB-mounted integrated circuits

#142
20130257461
2013-10-03

Metrology for contactless measurement of electrical resistance change in magnetoresistive samples

#143
20130181722
2013-07-18

Methods and processes for optical interferometric or holographic test in the development, evaluation, and manufacture of semiconductor and free-metal devices utilizing anisotropic and isotropic materials

#144
20130169283
2013-07-04

Accurate measurement of excess carrier lifetime using carrier decay method

#145
20130122612
2013-05-16

Photoluminescence-based quality control for thin film absorber layers of photovoltaic devices

#146
20130046496
2013-02-21

Predicting LED parameters from electroluminescent semiconductor wafer testing

#147
20130043875
2013-02-21

Testing of electroluminescent semiconductor wafers

#148
20130027543
2013-01-31

Method and apparatus for inspection of light emitting semiconductor devices using photoluminescence imaging

#149
20120323506
2012-12-20

Semiconductor Defect Signal Capturing and Statistical System and Method

#150
20120286806
2012-11-15

Measuring Bulk Lifetime

#151
20120276665
2012-11-01

Apparatus and method for electrical characterization by selecting and adjusting the light for a target depth of a semiconductor

#152
20120268742
2012-10-25

Apparatus and method for inspecting pattern defect

#153
20120176146
2012-07-12

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

#154
20120133922
2012-05-31

Optical to optical infrared imaging detection system

#155
20110301892
2011-12-08

System and method for characterizing the electrical properties of a semiconductor sample

#156
20110224932
2011-09-15

Monitoring of time-varying defect classification performance

#157
20110117681
2011-05-19

THIN FILM IMAGING METHOD AND APPARATUS

#158
20110012636
2011-01-20

Measuring method and device for characterizing a semiconductor component

#159
20100283496
2010-11-11

Transmission-modulated photoconductive decay measurement system

#160
20100246936
2010-09-30

LED testing apparatus and testing method thereof

#161
20100201374
2010-08-12

High speed detection of shunt defects in photovoltaic and optoelectronic devices

#162
20100192112
2010-07-29

DIAGNOSTIC APPARATUS FOR SEMICONDUCTOR DEVICE, DIAGNOSTIC METHOD FOR SEMICONDUCTOR DEVICE, AND MEDIUM STORING DIAGNOSTIC PROGRAM FOR SEMICONDUCTOR DEVICE

#163
20100188094
2010-07-29

Method and apparatus for measuring a lifetime of charge carriers

#164
20100156445
2010-06-24

Apparatus and method for electrical characterization by selecting and adjusting the light for a target depth of a semiconductor

#165
20100141937
2010-06-10

Apparatus to perform a non-contact test of a semiconductor package

#166
20100141271
2010-06-10

Device and method for detecting electrical properties of a sample of an excitable material

#167
20100091292
2010-04-15

Holographic condition assessment system for a structure including a semiconductor material

#168
20100045331
2010-02-25

Method of locating failure site on semiconductor device under test

#169
20090040514
2009-02-12

Method and apparatus for scanning, stitching and damping measurements of a double sided metrology inspection tool

#170
20090002717
2009-01-01

Interferometric condition assessment system for a microelectronic structure including a semiconductor or free-metal material

#171
20080297189
2008-12-04

Mobility measurements of inversion charge carriers

#172
20080254553
2008-10-16

In situ, ex situ and inline process monitoring, optimization and fabrication

#173
20080217530
2008-09-11

Semiconductor inspection system and apparatus utilizing a non-vibrating contact potential difference sensor and controlled illumination

#174
20080186580
2008-08-07

Condition assessment method for a structure including a semiconductor material

#175
20080116909
2008-05-22

Method for determining a minority carrier diffusion length using surface photo voltage measurements

#176
20070292976
2007-12-20

Method and device for the independent extraction of carrier concentration level and electrical junction depth in a semiconductor substrate

#177
20070273400
2007-11-29

Apparatus and method for electrical characterization by selecting and adjusting the light for a target depth of a semiconductor

#178
20070145995
2007-06-28

Optic probe for semiconductor characterization

#179
20070023834
2007-02-01

Method of measuring a surface voltage of an insulating layer

#180
20070019209
2007-01-25

Condition assessment system for a structure including a semiconductor material

#181
20070018662
2007-01-25

CONDITION ASSESSMENT METHOD FOR A STRUCTURE INCLUDING A SEMICONDUCTOR MATERIAL

#182
20070018634
2007-01-25

Electric-field distribution measurement method and apparatus for semiconductor device

#183
20060232770
2006-10-19

Method and apparatus for scanning, stitching, and damping measurements of a double-sided metrology inspection tool

#184
20060232768
2006-10-19

Evaluating a multi-layered structure for voids

#185
20060192573
2006-08-31

Method and device for determining a characteristic of a semiconductor sample

#186
20060181268
2006-08-17

Apparatus and method for detecting photon emissions from transistors

#187
20060166385
2006-07-27

Method for measuring peak carrier concentration in ultra-shallow junctions

#188
20060108997
2006-05-25

Apparatus and method for detecting photon emissions from transistors

#189
20060066323
2006-03-30

Method and apparatus for determining concentration of defects and/or impurities in a semiconductor wafer

#190
20060054818
2006-03-16

Scanning apparatus and scanning methods for inspecting a surface of a semiconductor wafer

#191
20050237080
2005-10-27

Method and device for measuring the diffusion length of minority carriers in a semiconductor sample

#192
20050196882
2005-09-08

Real-time in-line testing of semiconductor wafers

#193
20050186776
2005-08-25

Evaluating a multi-layered structure for voids

#194
20050156609
2005-07-21

Voltage testing and measurement

#195
20050146321
2005-07-07

Apparatus and method for detecting photon emissions from transistors

#196
20050122525
2005-06-09

Use of scanning beam for differential evaluation of adjacent regions for change in reflectivity

#197
20050112788
2005-05-26

Evaluating a multi-layered structure for voids

#198
20050031186
2005-02-10

Systems and methods for characterizing a three-dimensional sample

#199
19002737
2025-08-19

Pulse laser irradiation wide bandgap power device

#200
14662575
2019-01-08

Wafer level electrical probe system with multiple wavelength and intensity illumination capability system

#201
14336046
2015-04-07

System and method of semiconductor characterization