ClassID:

171488

G01R19/16557 - CPC Classification

Classification description:

Arrangements for measuring currents or voltages or for indicating presence or sign thereof; Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application Logic probes, i.e. circuits indicating logic state (high, low, O);

Recent Application in this class:
#1
20260153539
2026-06-04

Contactor Detection Circuit

#2
20260063685
2026-03-05

POWER DETECTION CIRCUIT, RADIO FREQUENCY INTEGRATED CIRCUIT, AND WIRELESS COMMUNICATION DEVICE

#3
20260002966
2026-01-01

VOLTAGE DETECTION CIRCUIT, DISPLAY DRIVER, AND DISPLAY DEVICE

#4
20250334634
2025-10-30

COMMUNICATION CIRCUITS WITH REDUCED KICKBACK NOISE OF EYE OPENING MONITOR

#5
20250298061
2025-09-25

CIRCUIT AND METHOD FOR BATTERY DETECTION

#6
20240069076
2024-02-29

VOLTAGE DETECTION APPARATUS AND METHOD FOR DETERMINING WHETHER HIGH VOLTAGE AT INPUT TERMINAL EXCEEDS PRESET VALUE

#7
20220291359
2022-09-15

LiDAR System with Active Fault Monitoring

#8
20220146592
2022-05-12

Method and system for diagnosing open-circuit fault of power switching device of three-phase three-level rectifier

#9
20220085768
2022-03-17

Devices and methods for automatic thermal bias of transistors in musical devices

#10
20210080491
2021-03-18

Detection circuit for an active discharge circuit of an X-capacitor, related active discharge circuit, integrated circuit and method

#11
20190369146
2019-12-05

Detection circuit for an active discharge circuit of an X-capacitor, related active discharge circuit, integrated circuit and method

#12
20190346488
2019-11-14

Discrete input determining circuit and method

#13
20190271741
2019-09-05

Differential signal measurement system and method

#14
20190178920
2019-06-13

Semiconductor device

#15
20180284165
2018-10-04

Test and measurement system, differential logic probe, single ended logic probe and method for operating a test and measurement system

#16
20170317587
2017-11-02

SWITCHING REGULATOR WITH IMPROVED EFFICIENCY AND METHOD THEREOF

#17
20170299638
2017-10-19

Bidirectional voltage differentiator circuit

#18
20170192063
2017-07-06

Battery status detection method and network device using the same

#19
20160124029
2016-05-05

Detection circuit for an active discharge circuit of an X-capacitor, related active discharge circuit, integrated circuit and method

#20
20160100468
2016-04-07

Bidirectional voltage differentiator circuit

#21
20130169188
2013-07-04

Bidirectional voltage differentiator circuit

#22
20120306476
2012-12-06

PHASE DETECTION APPARATUS FOR ALTERNATOR AND METHOD THEREOF

#23
20100289551
2010-11-18

Increased reliability in the processing of digital signals

#24
20090134913
2009-05-28

Signal comparison circuit

#25
20080094052
2008-04-24

Voltage detector circuit

#26
20080036495
2008-02-14

Input circuit

#27
20070257658
2007-11-08

Terminator circuit, test apparatus, test head, and communication device

#28
20070200599
2007-08-30

Detector of differential threshold voltage

#29
20070182603
2007-08-09

Method and system for detecting a mode of operation of an integrated circuit, and a memory device including same

#30
20070164778
2007-07-19

Method and system for detecting a mode of operation of an integrated circuit, and a memory device including same

#31
20060208758
2006-09-21

Method and system for detecting a mode of operation of an integrated circuit, and a memory device including same

#32
20060164126
2006-07-27

High-speed comparator

#33
20060164125
2006-07-27

Comparator with offset compensation

#34
20050194996
2005-09-08

Polarity-insensitive signal detect circuit for use with any signal sequence

#35
20050134327
2005-06-23

High-speed signal level detector

#36
17705819
2023-08-22

Voltage sensing circuit

#37
17412658
2023-01-10

System for measuring voltage using pulse width modulator or voltage controlled oscillator