ClassID:

219617

H03F2200/366 - CPC Classification

Classification description:

Indexing scheme relating to amplifiers Multiple MOSFETs are coupled in parallel

Recent Application in this class:
#1
20260135519
2026-05-14

FLOATING INVERTER AMPLIFIER BASED ON CAPACITOR STACKING AND APPLICATION THEREOF

#2
20240388262
2024-11-21

AMPLIFIER CIRCUITS

#3
20240388261
2024-11-21

Amplifier circuit

#4
20240258977
2024-08-01

Amplifier circuit and display apparatus having the same

#5
20230283248
2023-09-07

POWER AMPLIFICATION DEVICE, POWER AMPLIFICATION SYSTEM, AND OPERATION METHOD THEREOF

#6
20230238701
2023-07-27

Multi-band phased array and electronic device

#7
20220131508
2022-04-28

Device, method and computer program product for amplification of an input signal

#8
20210193825
2021-06-24

Semiconductor devices having unit cell transistors with smoothed turn-on behavior and improved linearity

#9
20210104983
2021-04-08

Apparatus and methods for oscillation suppression of cascode power amplifiers

#10
20200112289
2020-04-09

Apparatus and methods for oscillation suppression of cascode power amplifiers

#11
20200106412
2020-04-02

Voltage sampler driver with enhanced high-frequency gain

#12
20200099345
2020-03-26

Systems and methods for automatically biasing power amplifiers

#13
20200099344
2020-03-26

Systems and methods for fast switching time division duplex operation of power amplifiers

#14
20190242929
2019-08-08

Current detection circuit

#15
20190238104
2019-08-01

Dual device semiconductor structures with shared drain

#16
20190140600
2019-05-09

Linear doherty power amplifier

#17
20190109222
2019-04-11

Semiconductor devices having a plurality of unit cell transistors that have smoothed turn-on behavior and improved linearity

#18
20190089313
2019-03-21

Regulator amplifier circuit for outputting a fixed output voltage independent of a load current

#19
20180374943
2018-12-27

Semiconductor devices having a plurality of unit cell transistors that have smoothed turn-on behavior and improved linearity

#20
20180302053
2018-10-18

Voltage sampler driver with enhanced high-frequency gain

#21
20180287561
2018-10-04

Power amplifier

#22
20180198420
2018-07-12

RF amplifier

#23
20180062587
2018-03-01

High-frequency amplifier module

#24
20170272042
2017-09-21

Dual device semiconductor structures with shared drain

#25
20170214374
2017-07-27

Voltage sampler driver with enhanced high-frequency gain

#26
20170040965
2017-02-09

Symmetric linear equalization circuit with increased gain

#27
20160315590
2016-10-27

Audio amplifier circuit, audio output device using the same, and electronic device using the same

#28
20160164479
2016-06-09

Buffer circuit robust to variation of reference voltage signal

#29
20160112018
2016-04-21

Circuits and methods for reducing supply sensitivity in a power amplifier

#30
20160072449
2016-03-10

Symmetric linear equalization circuit with increased gain

#31
20150333714
2015-11-19

Operational amplifier

#32
20150198959
2015-07-16

Low noise low-dropout regulator

#33
20130049862
2013-02-28

Switching circuit and envelope signal amplifier

#34
20120200359
2012-08-09

Amplifier arrangement

#35
20110291754
2011-12-01

Segmented power amplifier with varying segment activation

#36
20110241782
2011-10-06

Power amplifier

#37
20110223871
2011-09-15

Adder, and power combiner, quadrature modulator, quadrature demodulator, power amplifier, transmitter and wireless communicator using same

#38
20110050332
2011-03-03

Signal reproducing device

#39
20110044016
2011-02-24

High frequency circuit having multi-chip module structure

#40
20100244963
2010-09-30

Amplifier circuit and the controlling method thereof

#41
20100214009
2010-08-26

Method for digital programmable optimization of mixed-signal circuits

#42
20100156541
2010-06-24

Semiconductor device

#43
20100127781
2010-05-27

Radio frequency power amplifier

#44
20100045359
2010-02-25

Calibration circuit

#45
20100033249
2010-02-11

DIFFERENTIAL AMPLIFIER

#46
20100033241
2010-02-11

High frequency amplifier

#47
20090257527
2009-10-15

Transmission circuit, transmission method, and use

#48
20090079524
2009-03-26

MULTI-BAND TUNABLE RESONANT CIRCUIT

#49
20080315950
2008-12-25

Integrated Circuit Amplifiers Having Switch Circuits Therein that Provide Reduced 1/f Noise

#50
20080309413
2008-12-18

Gain switching low-noise amplifier circuit

#51
20080290951
2008-11-27

Semiconductor device

#52
20080290947
2008-11-27

Reconfigurable tunable RF power amplifier

#53
20080258815
2008-10-23

HIGH FREQUENCY POWER AMPLIFIER AND WIRELESS PORTABLE TERMINAL USING THE SAME

#54
20080204142
2008-08-28

Low noise amplifier

#55
20080136524
2008-06-12

Amplifier circuit, semiconductor device, and controlling method

#56
20080074184
2008-03-27

Amplifier arrangement with controllable gain and method for controlling an amplifier gain

#57
20080074177
2008-03-27

Linearization technique for current mode filters

#58
20080061882
2008-03-13

Amplifier coupling on a reduced area

#59
20080061871
2008-03-13

Power amplifier

#60
20080046212
2008-02-21

Calibration circuit

#61
20080036442
2008-02-14

Constant-current circuit and system power source using this constant-current circuit

#62
20080001672
2008-01-03

Auto-range current mirror circuit

#63
20070296507
2007-12-27

Cascode-connected amplifier circuit, semiconductor integrated circuit using same, and receiving apparatus using same

#64
20070236290
2007-10-11

Amplifier circuit and gain control method thereof

#65
20070200631
2007-08-30

Amplifier circuit improved in linearity and frequency band

#66
20070132514
2007-06-14

Power device having connection structure compensating for reactance component of transmission line

#67
20070129030
2007-06-07

High dynamic range pre-power amplifier incorporating digital attenuator

#68
20070129029
2007-06-07

Pre-power amplifier of load, switch array, and impedance compensation

#69
20070126504
2007-06-07

Analogue power control in a saturated amplifier

#70
20070109042
2007-05-17

Measuring circuit for the output of a power amplifier and a power amplifier comprising the measuring circuit

#71
20070108957
2007-05-17

Constant-current circuit and system power source using this constant-current circuit

#72
20070103227
2007-05-10

Voltage buffer for capacitive loads

#73
20070090876
2007-04-26

Apparatus for variable gain amplifiers and mixers

#74
20070057727
2007-03-15

Differential operational amplifier

#75
20070024376
2007-02-01

Radio frequency power amplifier module

#76
20070024358
2007-02-01

Semiconductor power device and RF signal amplifier

#77
20070008038
2007-01-11

Power amplifier arrangement, particularly for mobile radio, and method for determining a performance parameter

#78
20060152286
2006-07-13

High-frequency amplifier

#79
20060081878
2006-04-20

Transistor circuit

#80
20060028278
2006-02-09

Radio frequency power amplifier module

#81
20060007726
2006-01-12

Voltage buffer for capacitive loads

#82
20050261797
2005-11-24

Multi-band tunable resonant circuit

#83
20050227627
2005-10-13

Programmable radio transceiver

#84
20050212604
2005-09-29

Programmable radio transceiver

#85
20050212602
2005-09-29

Method and apparatus for doherty amplifier biasing

#86
20050195039
2005-09-08

Radio frequency variable gain amplifier with linearity insensitive to gain

#87
20050174178
2005-08-11

Power amplifier module

#88
20050093626
2005-05-05

Radio frequency power amplifier module

#89
20050051853
2005-03-10

Interdigitated layout methodology for amplifier and H-bridge output stages

#90
15060661
2016-10-18

Preamplifier circuit and SAR ADC using the same

#91
14280305
2015-09-29

Symmetric is linear equalization circuit with increased gain