ClassID:

171531

G01R21/10 - CPC Classification

Classification description:

Arrangements for measuring electric power or power factor by using square-law characteristics of circuit elements, e.g. diodes, to measure power absorbed by loads of known impedance

Sub-classes:
Recent Application in this class:
#1
20240219439
2024-07-04

POWER DETECTOR

#2
20230258699
2023-08-17

Power detector

#3
20220214385
2022-07-07

METHODS AND SYSTEMS OF POWER DETECTION

#4
20220018882
2022-01-20

Power detector including squaring circuits

#5
20200355730
2020-11-12

Thru-line directional power sensor having microstrip coupler

#6
20200158755
2020-05-21

Probe with radio frequency power detector, test system and test method

#7
20180145641
2018-05-24

RF power detector circuits

#8
20180106838
2018-04-19

Thru-line directional power sensor having microstrip coupler

#9
20170363665
2017-12-21

Method and system for a wideband CMOS RMS power detection scheme

#10
20170244503
2017-08-24

Measuring system for over-the-air power measurements

#11
20170244499
2017-08-24

Measuring system for over-the-air power measurements with active transmission

#12
20170219379
2017-08-03

Wireless remote sensing power meter

#13
20170016941
2017-01-19

Power detector

#14
20160315719
2016-10-27

True radio frequency (RF) power detector

#15
20160266179
2016-09-15

Metod and system for a wideband CMOS RMS power detection scheme

#16
20160238643
2016-08-18

Wireless remote sensing power meter

#17
20160178675
2016-06-23

Log-linear power detector

#18
20160154039
2016-06-02

Radio frequency energy detection

#19
20160004887
2016-01-07

Chopper-stabilized square cells

#20
20150346311
2015-12-03

Power measuring device with internal calibration of diode detectors

#21
20150204940
2015-07-23

Compact power detection circuit utilizing ground via coupling

#22
20150177315
2015-06-25

Dynamically determining measurement uncertainty (MU) of measurement devices

#23
20150091549
2015-04-02

Microwave voltmeter using fully-linearized diode detector

#24
20140333288
2014-11-13

Power level identification circuit, power level flag circuit and power level supply system

#25
20140233288
2014-08-21

High-frequency RMS-DC converter using chopper-stabilized square cells

#26
20140218008
2014-08-07

Monitoring power-related parameters in a power distribution unit

#27
20140070793
2014-03-13

Adjustable power sensor

#28
20140015547
2014-01-16

High dynamic range RF power monitor

#29
20130285642
2013-10-31

Thermally stabilized power sensor

#30
20130207710
2013-08-15

Enhanced flexibility coupler for RF power detection and control

#31
20130012148
2013-01-10

Accurate transmit power measurement

#32
20120274302
2012-11-01

Wideband CMOS RMS power detection system

#33
20120202441
2012-08-09

Power detection device and method of driving the same

#34
20120008669
2012-01-12

Power detector and wireless device

#35
20110084690
2011-04-14

Apparatus for measuring RF voltage from a quadrupole in a mass spectrometer

#36
20110037453
2011-02-17

DETECTOR DEVICE

#37
20100280774
2010-11-04

Monitoring power-related parameters in a power distribution unit

#38
20100041356
2010-02-18

True root-mean-square detection with a sub-threshold transistor bridge circuit

#39
20090243592
2009-10-01

Measuring device with negative-feedback DC voltage amplifier

#40
20090237068
2009-09-24

Wideband CMOS RMS power detection scheme

#41
20090010034
2009-01-08

Start signal detector circuit

#42
20080284520
2008-11-20

System and method for power detection in a power amplifier

#43
20080136491
2008-06-12

Square cell having wide dynamic range and power detector implementing same

#44
20080012644
2008-01-17

RF power sensor with chopping amplifier

#45
20070030064
2007-02-08

Integrated laterally diffused metal oxide semiconductor power detector

#46
20060229035
2006-10-12

High-frequency circuit and communications apparatus comprising same

#47
20050195029
2005-09-08

Device for detecting the power of a signal and integrated circuit with amplifier and related power detection device

#48
20050046409
2005-03-03

Systems and method for performing RF power measurements