ClassID:

171511

G01R19/255 - CPC Classification

Classification description:

Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with counting of pulses during a period of time proportional to voltage or current, delivered by a pulse generator with fixed frequency

Recent Application in this class:
#1
20250298065
2025-09-25

REAL-TIME CIRCUIT LINE RESISTOR-CAPACITOR DETECTION

#2
20250138064
2025-05-01

INFORMATION ACQUISITION DEVICE AND INFORMATION ACQUISITION METHOD FOR PULSATING VOLTAGE

#3
20250093822
2025-03-20

Multi-Chain Measurement Circuit

#4
20240310417
2024-09-19

WIRELESS ELECTRICAL SENSOR AND ELECTRICAL PARAMETER MEASUREMENT AND CALCULATION APPARATUS, METHOD AND SYSTEM

#5
20240283442
2024-08-22

INVERSE VOLTAGE-TO-CURRENT CONVERSION CIRCUIT

#6
20240045382
2024-02-08

Multi-chain measurement circuit

#7
20230155472
2023-05-18

Methods and Systems for Current Sensing

#8
20220094349
2022-03-24

INVERSE VOLTAGE-TO-CURRENT CONVERSION CIRCUIT

#9
20210263080
2021-08-26

Integration of analog circuits inside digital blocks

#10
20210033648
2021-02-04

Current sensor

#11
20200292594
2020-09-17

Wide dynamic range current measurement front-end

#12
20190101575
2019-04-04

AC voltage detection device, image forming apparatus, and industrial machine

#13
20190072590
2019-03-07

Power detection circuit for tracking maximum power point of solar cell and method thereof

#14
20190072589
2019-03-07

Digital voltmeter

#15
20190038214
2019-02-07

SENSORS IMPLANTABLE INTO A PATIENT'S BODY, SYSTEMS, AND METHODS OF USING THE SAME

#16
20190036521
2019-01-31

Power switch over-power protection

#17
20180238940
2018-08-23

CURRENT DETECTION CIRCUIT

#18
20170083069
2017-03-23

Current and input voltage sense circuit for indirectly measuring regulator current

#19
20160344289
2016-11-24

Microcontroller with average current measurement circuit using voltage-to-current converters

#20
20140114596
2014-04-24

Radiation measuring apparatus

#21
20140015513
2014-01-16

Device for measuring a supply voltage in electric vehicles

#22
20130214831
2013-08-22

Circuit for detecting a voltage change using a time-to-digital converter

#23
20100075285
2010-03-25

Method and apparatus for a non-nutritive suck entrainment pulse generator

#24
20080303507
2008-12-11

Current measurement circuit and method

#25
20080303293
2008-12-11

Locking Device

#26
20070164886
2007-07-19

Analog level meter and method of measuring analog signal level

#27
20050107966
2005-05-19

System and method for determining voltage levels

#28
20050012511
2005-01-20

Analog signal measuring device and method