G01R21/12 - CPC Classification Index

ClassID:

171532 ⎘

G01R21/12 - 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 in circuits having distributed constants

Recent Application in this class:

20220137183

2022-05-05

RF/mm-wave peak detector with high-dynamic range calibration

20210050184

2021-02-18

Apparatus for monitoring pulsed high-frequency power and substrate processing apparatus including the same

20200309904

2020-10-01

RF/mm-wave peak detector with high-dynamic range calibration

20190094337

2019-03-28

Power sensor for integrated circuits

20180317288

2018-11-01

Power measurement via bond wire coupling

20180302044

2018-10-18

Compact dual diode RF power detector for integrated power amplifiers

20180231578

2018-08-16

Capacitance sensor and direction detection device including same

20170350731

2017-12-07

Electrostatic encoder

20170115377

2017-04-27

RF/mm-wave peak detector with high-dynamic range calibration

#10

20170045559

2017-02-16

Power detection circuit and radio frequency circuit using the same

#11

20160370458

2016-12-22

Power sensor for integrated circuits

#12

20160266174

2016-09-15

Weakly-bistable signal detectors having one or an even-number of stages

#13

20150309091

2015-10-29

Millimeter-wave transmitter on a chip, method of calibration thereof and millimeter-wave power sensor on a chip

#14

20140152295

2014-06-05

LOGARITHMIC MEAN-SQUARE POWER DETECTOR

#15

20140152294

2014-06-05

Transmitter power monitor

#16

20130154665

2013-06-20

Power detection circuit

#17

20130134961

2013-05-30

Method for performing power detection, and associated apparatus

#18

20130106440

2013-05-02

RF power measurement with bi-directional bridge

#19

20130027023

2013-01-31

RF detector and method for detecting

#20

20120293163

2012-11-22

On-chip millimeter-wave power detection circuit

#21

20120235733

2012-09-20

Detector circuit

#22

20120062212

2012-03-15

Zero bias power detector

#23

20110248703

2011-10-13

Power detector and method for detecting power

#24

20110193550

2011-08-11

Logarithmic mean-square power detector

#25

20110119001

2011-05-19

Transmitter power monitor

#26

20110018624

2011-01-27

Integrated power detector with temperature compensation for fully-closed loop control

#27

20100117668

2010-05-13

Test board and test system

#28

20100100340

2010-04-22

Multi-path power meter with amplifier

#29

20090302830

2009-12-10

Integrated power detector with temperature compensation for fully-closed loop control

#30

20090219036

2009-09-03

Micromechanical microwave power meter

#31

20090108832

2009-04-30

High frequency power detector circuit and radio communication device

#32

20080224690

2008-09-18

Embedded Directional Power Sensing

#33

20080174356

2008-07-24

Wave detector circuit

#34

20080116878

2008-05-22

Power sensor with switched-in filter path

#35

20080068031

2008-03-20

Micromechanical microwave power meter

#36

20080061875

2008-03-13

System and method for power amplifier output power control

#37

20080018396

2008-01-24

WIDEBAND HYPERFREQUENCY DETECTION DEVICE

#38

20070052440

2007-03-08

Directional power detection by quadrature sampling

#39

20070035325

2007-02-15

Directional power detection by quadrature sampling

#40

20050168209

2005-08-04

Near field probe

#41

20050116701

2005-06-02

Power detector with constant voltage decoupling