ClassID:

219549

H03F2200/181 - CPC Classification

Classification description:

Indexing scheme relating to amplifiers A coil being added in the gate circuit of a FET amplifier stage, e.g. for noise reducing purposes

Recent Application in this class:
#1
20200052664
2020-02-13

MATRIX POWER AMPLIFIER

#2
20190356284
2019-11-21

Broadband power transistor devices and amplifiers and methods of manufacture thereof

#3
20190288651
2019-09-19

Matrix power amplifier

#4
20190267951
2019-08-29

Amplifier with second-harmonic trap

#5
20190115876
2019-04-18

Power amplifier with nulling monitor circuit

#6
20190020314
2019-01-17

RF amplifier with conductor-less region underlying filter circuit inductor, and methods of manufacture thereof

#7
20180323821
2018-11-08

Communications device with receiver chain of reduced size

#8
20180097484
2018-04-05

Matrix power amplifier

#9
20180097481
2018-04-05

Fully integrated low-noise amplifier

#10
20160285418
2016-09-29

RF amplifier with conductor-less region underlying filter circuit inductor, and methods of manufacture thereof

#11
20150207491
2015-07-23

Device for negative group delay

#12
20150180423
2015-06-25

Distortion cancellation for low noise amplifier (LNA) non-linear second order products

#13
20140300422
2014-10-09

High output power amplifier

#14
20130314164
2013-11-28

Low-noise amplifier with impedance boosting circuit

#15
20110175680
2011-07-21

Wireless communication device and semiconductor package device having a power amplifier therefor

#16
20110018636
2011-01-27

Signal amplification apparatus with advanced linearization

#17
20100301947
2010-12-02

RF POWER AMPLIFIER

#18
20100182093
2010-07-22

SINGLE-ENDED TO DIFFERENTIAL CONVERTING APPARATUS AND RF RECEIVING APPARATUS

#19
20080204145
2008-08-28

Bias control circuit and method of controlling bias of RF power amplifier

#20
20080136529
2008-06-12

Power amplifier with nonlinear compensation, and method thereof

#21
20080111632
2008-05-15

Cascode low noise amplifier with a source coupled active inductor

#22
20080001674
2008-01-03

Regulation of an amplification apparatus

#23
20070298736
2007-12-27

RF power amplifier

#24
20070273445
2007-11-29

Millimeter-wave cascode amplifier gain boosting technique