ClassID:

171721

G01R31/2619 - 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; Circuits therefor for testing bipolar transistors for measuring thermal properties thereof

Recent Application in this class:
#1
20260110727
2026-04-23

SEMICONDUCTOR DEVICE WITH AGING SENSOR SYSTEM AND METHOD THEREFOR

#2
20250377398
2025-12-11

COMPARATIVE DEVICE OPERATING TEMPERATURE ANOMALY DETECTION

#3
20250180626
2025-06-05

APPARATUS AND METHOD FOR ESTIMATING TEMPERATURE AND MAIN CURRENT OF POWER SEMICONDUCTOR ELEMENT

#4
20250116695
2025-04-10

METHOD AND DEVICE FOR INSPECTING JUNCTION PORTION OF POWER MODULE

#5
20250098192
2025-03-20

SEMICONDUCTOR DEVICE

#6
20250067789
2025-02-27

Method and Apparatus for Estimating Cyclic Thermal Stress

#7
20250012848
2025-01-09

METHOD AND DEVICE FOR MEASURING THE STATE OF HEALTH OF SEMICONDUCTOR-BASED ELECTRONIC COMPONENTS

#8
20240426675
2024-12-26

METHOD AND CIRCUIT ARRANGEMENTS FOR DETERMINING A BARRIER-LAYER TEMPERATURE OF A SEMICONDUCTOR COMPONENT HAVING AN INSULATED GATE

#9
20240272222
2024-08-15

METHOD AND DEVICE FOR INCREASING LIFETIME OF POWER DIE OR POWER MODULE

#10
20240142546
2024-05-02

METHOD FOR TESTING AND EVALUATING SHORT-CIRCUIT WITHSTAND CAPABILITY OF PRESS-PACK POWER COMPONENT

#11
20240142511
2024-05-02

SEMICONDUCTOR DEVICE

#12
20240118333
2024-04-11

DIAGNOSIS AND PROGNOSIS OF IGBT MODULES

#13
20230408572
2023-12-21

STATE DETERMINATION DEVICE AND VEHICLE

#14
20230143957
2023-05-11

JUNCTION TEMPERATURE CALCULATION METHOD AND DEVICE FOR POWER CONVERSION MODULE, MEDIUM, AND VEHICLE

#15
20230096094
2023-03-30

ANALYZING AN OPERATION OF A POWER SEMICONDUCTOR DEVICE

#16
20230003586
2023-01-05

Method for estimating parameters of a junction of a power semi-conductor element and power unit

#17
20220381815
2022-12-01

System and method for measuring intermittent operating life of GaN-based device

#18
20220334170
2022-10-20

METHOD AND SYSTEM FOR CHARACTERIZING IGBT MODULE AGING BASED ON MINER THEORY

#19
20220206057
2022-06-30

Semiconductor device and power conversion device

#20
20220074985
2022-03-10

Multi-time-scale reliability evaluation method of wind power IGBT considering fatigue damage and system thereof

#21
20220043050
2022-02-10

Determining the remaining usability of a semiconductor module in normal use

#22
20210391820
2021-12-16

Method and apparatus for electrical component life estimation with corrosion compensation

#23
20210384333
2021-12-09

Semiconductor device and system

#24
20210384331
2021-12-09

Semiconductor device

#25
20210318176
2021-10-14

Analyzing an operation of a power semiconductor device

#26
20200408828
2020-12-31

Testing device

#27
20200259424
2020-08-13

Power supply circuit for measuring transient thermal resistances of semiconductor device

#28
20200049569
2020-02-13

Power Semiconductor Circuit and Method for Determining a Temperature of a Power Semiconductor Component

#29
20200033394
2020-01-30

Method for determining failure of power element and electronic device thereof

#30
20190333827
2019-10-31

Method for manufacturing semiconductor device

#31
20190285689
2019-09-19

Method and device for estimating level of damage or lifetime expectation of power semiconductor module

#32
20190250205
2019-08-15

THERMAL MODEL BASED HEALTH ASSESSMENT OF IGBT

#33
20190146026
2019-05-16

Diagnosis system for power conversion device, diagnosis method for semiconductor module, and power conversion device

#34
20190112865
2019-04-18

DOOR APPARATUS FOR CHAMBER

#35
20180335469
2018-11-22

Drive circuit for insulated-gate semiconductor element

#36
20180284181
2018-10-04

ON-LINE HEALTH MANAGEMENT DEVICE AND METHOD FOR INSULATED GATE BIPOLAR TRANSISTOR

#37
20180269677
2018-09-20

SEMICONDUCTOR ELEMENT DRIVING DEVICE

#38
20180172522
2018-06-21

System and method for measuring junction temperature of power module

#39
20180017613
2018-01-18

Monitoring aging of power semiconductor devices based on case temperature

#40
20180017612
2018-01-18

Method for determining a deterioration of power semiconductor modules as well as a device and circuit arrangement

#41
20170153287
2017-06-01

Semiconductor structure and method for operating the same

#42
20170122996
2017-05-04

Desaturation detection circuit and desaturation circuit monitoring function

#43
20170003337
2017-01-05

Semiconductor device and fault detecting method

#44
20150226787
2015-08-13

Insulated-gate bipolar transistor collector-emitter saturation voltage measurement

#45
20150032404
2015-01-29

Method and device for determining the temperature calibration characteristic curve of a semiconductor component appertaining to power electronics

#46
20150003492
2015-01-01

Thermal resistance measuring method and thermal resistance measuring device

#47
20140021974
2014-01-23

Apparatus and method for power cycle test

#48
20140021973
2014-01-23

Apparatus and method for power cycle test

#49
20130177041
2013-07-11

System and method for monitoring in real time the operating state of an IGBT device

#50
20110279144
2011-11-17

Method for evaluating semiconductor device

#51
15293655
2018-01-16

Method and apparatus for electrical component life estimation