ClassID:

171752

G01R31/2815 - 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 electronic circuits, e.g. by signal tracer; Testing of printed circuits, backplanes, motherboards, hybrid circuits or carriers for multichip packages [MCP]; Specific types of tests or tests for a specific type of fault, e.g. thermal mapping, shorts testing Functional tests, e.g. boundary scans, using the normal I/O contacts

Recent Application in this class:
#1
20250321262
2025-10-16

METHOD AND APPARATUS FOR CIRCUIT BOARD DETECTION, COMPUTER DEVICE, STORAGE MEDIUM, AND PROGRAM PRODUCTS

#2
20250267792
2025-08-21

WIRING BOARD AND MOUNTING STRUCTURE

#3
20250180628
2025-06-05

Methods for Verifying Integrity and Authenticity of a Printed Circuit Board

#4
20250128912
2025-04-24

STRUCTURE AND METHOD FOR FAILURE DIAGNOSIS OF PCB BOARD FOR ARTICLE TRANSPORT ELEVATOR

#5
20250052811
2025-02-13

INTERFACE TO FULL AND REDUCED PIN JTAG DEVICES

#6
20250052806
2025-02-13

UNIVERSAL SOCKET TEST CARD

#7
20240310431
2024-09-19

CIRCUIT BOARD AND MONITORING METHOD THEREFOR

#8
20230408574
2023-12-21

SEMICONDUCTOR TEST DEVICE AND SYSTEM AND TEST METHOD USING THE SAME

#9
20230393195
2023-12-07

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

#10
20230251309
2023-08-10

Interface to full and reduced pin JTAG devices

#11
20230168294
2023-06-01

Differential aging monitor circuits and techniques for assessing aging effects in semiconductor circuits

#12
20230168293
2023-06-01

Circuits and techniques for assessing aging effects in semiconductor circuits

#13
20230083816
2023-03-16

Systems and methods for circuit failure protection

#14
20230005561
2023-01-05

Memory device architecture coupled to a system-on-chip

#15
20220357394
2022-11-10

Reconfigurable JTAG architecture for implementation of programmable hardware security features in digital designs

#16
20220214394
2022-07-07

Circuit board and method and device related to the same

#17
20220196734
2022-06-23

Method and/or system for testing devices in non-secured environment

#18
20220058097
2022-02-24

Flexible test systems and methods

#19
20220011363
2022-01-13

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

#20
20210405108
2021-12-30

Systems, methods and devices for high-speed input/output margin testing

#21
20210389368
2021-12-16

Design System For Test Adaptor Card And Method Thereof

#22
20210335439
2021-10-28

Memory device architecture coupled to a System-on-Chip

#23
20210333325
2021-10-28

Interface to full and reduced pin JTAG devices

#24
20210156904
2021-05-27

Semiconductor test device and system and test method using the same

#25
20210148965
2021-05-20

Inspection Method for Pins and Vias of Differential Signal Lines

#26
20210116497
2021-04-22

Method of and an arrangement for analyzing manufacturing defects of multi-chip modules made without known good die

#27
20210072305
2021-03-11

ONLINE TEST DATA RECORD AND OFFLINE DATA CONVERSION ANALYSIS SYSTEM, AND METHOD

#28
20210063485
2021-03-04

Test access port circuit capable of increasing transmission throughput

#29
20200309852
2020-10-01

Distributed control modules with built-in tests and control-preserving fault responses

#30
20200267880
2020-08-20

Electrically testing cleanliness of a panel having an electronic assembly

#31
20200256913
2020-08-13

Apparatus and method and computer program product for verifying memory interface

#32
20200225279
2020-07-16

SMART DECISION FEEDBACK DEVICE AND METHOD FOR INSPECTING CIRCUIT BOARD

#33
20190391205
2019-12-26

Switching FPI between FPI and RPI from received bit sequence

#34
20190391202
2019-12-26

System and device for automatic signal measurement

#35
20190391201
2019-12-26

Device and method for testing motherboard

#36
20190154751
2019-05-23

Systems and methods for determining whether a circuit is operating properly

#37
20190122227
2019-04-25

Counterfeit integrated circuit detection by comparing integrated circuit signature to reference signature

#38
20190064269
2019-02-28

Apparatus and method for performing a scalability check on a hardware description language representation of a circuit

#39
20180328989
2018-11-15

Shadow protocol circuit producing enable, address, and address control signals

#40
20180238961
2018-08-23

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

#41
20180164368
2018-06-14

Testing circuit board with self-detection function and self-detection method thereof

#42
20180106859
2018-04-19

Apparatus, method, and system for testing IC chip

#43
20180080986
2018-03-22

Independently driving built-in self test circuitry over a range of operating conditions

#44
20180061291
2018-03-01

Dual gate array substrate, testing method, display panel and display apparatus

#45
20180059169
2018-03-01

System and computer program product for performing comprehensive functional and diagnostic circuit card assembly (CCA) testing

#46
20180045781
2018-02-15

Apparatus, method, and system for testing IC chip

#47
20170199239
2017-07-13

Repairing system and repairing method for a CABC module

#48
20170192058
2017-07-06

Shadow protocol detection, address circuits with command shift, update registers

#49
20170082680
2017-03-23

Systems and methods for determining whether a circuit is operating properly

#50
20170059652
2017-03-02

Tap SPC with tap state machine reset and clock control

#51
20160259003
2016-09-08

Full/reduced pin JTAG interface shadow protocol detection, command, address circuits

#52
20160077155
2016-03-17

Serial/parallel control, separate tap, master reset synchronizer for tap domains

#53
20150338462
2015-11-26

Substrate with state machine circuitry and tap state monitor circuitry

#54
20150323594
2015-11-12

Monitoring on-chip clock control during integrated circuit testing

#55
20150248515
2015-09-03

Scan cell selection for partial scan designs

#56
20150226789
2015-08-13

Test board and method for qualifying a printed circuit board assembly and/or repair process

#57
20150168485
2015-06-18

Circuit board testing system

#58
20150012789
2015-01-08

Operating state machine from reset to poll in to reset

#59
20140368182
2014-12-18

Identifying a signal on a printed circuit board under test

#60
20140351665
2014-11-27

Interface circuitry with JTAG interface, full and reduced pin interfaces

#61
20140303920
2014-10-09

SYSTEM AND METHOD FOR ELECTROSTATIC DISCHARGE TESTING

#62
20140181605
2014-06-26

Asynchronous programmable JTAG-based interface to debug any system-on-chip states, power modes, resets, clocks, and complex digital logic

#63
20130346816
2013-12-26

Method and apparatus for testing I/O boundary scan chain for SoC's having I/O's powered off by default

#64
20130227363
2013-08-29

Transitioning POLL IN to set MRST and CE high states

#65
20120284579
2012-11-08

Master reset and synchronizer circuit with data and clock inputs

#66
20120246530
2012-09-27

JTAG shadow protocol circuit with detection, command and address circuits

#67
20120169359
2012-07-05

Method and system for testing an electric circuit

#68
20120032698
2012-02-09

Test device and test method for multimedia data card and mobile-phone multimedia data card

#69
20110291688
2011-12-01

Identifying a signal on a printed circuit board under test

#70
20110289370
2011-11-24

Clock controller for JTAG interface

#71
20110234254
2011-09-29

Terminal discriminating apparatus and terminal discriminating method using the same

#72
20110204910
2011-08-25

Method and apparatus for testing electrical connections on a printed circuit board

#73
20110185242
2011-07-28

Shadow protocol circuit having full and reduced pin select outputs

#74
20110175622
2011-07-21

Testing device for printed circuit boards

#75
20110140731
2011-06-16

Electronic device and method for testing a circuit board

#76
20110133753
2011-06-09

Electronic device and method for testing a circuit board

#77
20110133752
2011-06-09

Electronic device and method for testing a circuit board

#78
20110119540
2011-05-19

Tap and control with data I/O, TMS, TDI, and TDO

#79
20110010595
2011-01-13

Optimized JTAG interface

#80
20110010594
2011-01-13

Interface to full and reduced pin JTAG devices

#81
20100171510
2010-07-08

TESTING APPARATUS AND TESTING METHOD

#82
20100095178
2010-04-15

Optimized JTAG interface

#83
20100044097
2010-02-25

Connector, printed circuit board, connecting device connecting them, and method of testing electronic part, using them

#84
20090299677
2009-12-03

Circuit card assembly testing system for a missile and launcher test set

#85
20090150731
2009-06-11

Test circuit capable of sequentially performing boundary scan test and test method thereof

#86
20090148966
2009-06-11

Method of manufacturing a system in package

#87
20090119561
2009-05-07

Microcomputer and method of testing the same

#88
20090021264
2009-01-22

Method and apparatus for repeatable drive strength assessments of high speed memory DIMMs

#89
20080316725
2008-12-25

Connector, printed circuit board, connecting device connecting them, and method of testing electronic part, using them

#90
20080288843
2008-11-20

Optimized JTAG interface

#91
20080270857
2008-10-30

Boundary scan connector test method capable of fully utilizing test I/O modules

#92
20080255791
2008-10-16

Interface to full and reduce pin JTAG devices

#93
20080218194
2008-09-11

STACKED PACKAGE SCREENING

#94
20080157782
2008-07-03

Analog boundary scanning based on stray capacitance

#95
20080010525
2008-01-10

Micro telecommunications computing architecture, MicroTCA, test system and method

#96
20070250740
2007-10-25

System and method for conducting BIST operations

#97
20070123099
2007-05-31

Connector, printed circuit board, connecting device connecting them, and method of testing electronic part, using them

#98
20070011528
2007-01-11

Method and apparatus for testing an ultrasound system

#99
20060242487
2006-10-26

Test buffer design and interface mechanism for differential receiver AC/DC boundary scan test

#100
20060236174
2006-10-19

Controller receiving combined TMS/TDI and suppyling separate TMS and TDI

#101
20060200718
2006-09-07

Boundary scan testing system

#102
20060195739
2006-08-31

Multiple device scan chain emulation/debugging

#103
20060179374
2006-08-10

Wireless hardware debugging

#104
20060179373
2006-08-10

Device and method for JTAG test

#105
20060156106
2006-07-13

JTAG interface using existing I/O bus

#106
20060156098
2006-07-13

Method and apparatus for testing an electronic device

#107
20060123289
2006-06-08

Method and apparatus for testing a transmission path

#108
20060117235
2006-06-01

System and method for conducting BIST operations

#109
20060080583
2006-04-13

Store scan data in trace arrays for on-board software access

#110
20060025013
2006-02-02

Connector circuit board

#111
20050289421
2005-12-29

Semiconductor chip

#112
20050281201
2005-12-22

Trace information queueing system

#113
20050235187
2005-10-20

Apparatus and method for testing motherboard having PCI express devices

#114
20050184750
2005-08-25

Testing device for printed circuit boards

#115
20050114746
2005-05-26

Method and apparatus for circuit board inspection capable of monitoring inspection signals by using a signal monitor incorporated in the apparatus

#116
20050060624
2005-03-17

Programmable hysteresis for boundary-scan testing

#117
18736001
2025-10-14

Directional control of scan capture through shared wrapper cells

#118
17064220
2022-02-15

Power-collapsible boundary scan

#119
16142237
2020-02-25

Limited pin test interface with analog test bus

#120
15870906
2018-10-02

Apparatus, method, and system for testing IC chip

#121
14530218
2016-08-02

Method and apparatus for efficient hierarchical chip testing and diagnostics with support for partially bad dies

#122
14273247
2015-08-04

Performance screen ring oscillator formed from multi-dimensional pairings of scan chains