ClassID:

219822

H03F2203/45034 - CPC Classification

Classification description:

Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by; Indexing scheme relating to differential amplifiers One or more added reactive elements, capacitive or inductive elements, to the amplifying transistors in the differential amplifier

Recent Application in this class:
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SYSTEMS AND METHODS FOR FRONT-END MODULE FILTERING

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20210184639
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DRIVING CIRCUIT FOR OPTICAL MODULATOR

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Degenerated transimpedance amplifier with wire-bonded photodiode for reducing group delay distortion

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20180054223
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#11
20170207759
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20170207755
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Switched mode converter with variable common mode voltage buffer

#13
20160173044
2016-06-16

Low power operational transconductance amplifier

#14
20160156085
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Active quasi circulator

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20150349721
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Neutralization of parasitic capacitance using MOS device

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20150332741
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Sense amplifier circuit and semiconductor memory device

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20150249430
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Compensating a two stage amplifier

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20150130647
2015-05-14

Current amplifier circuit, integrator, and ad converter

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20150063048
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Sample-and-hold current sense amplifier and related method

#20
20140232462
2014-08-21

Power amplifier using differential structure

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20120274403
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Amplifier with integrated filter

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20080204148
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Amplifier with integrated filter

#23
15989148
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Wideband distributed differential power amplifier utilizing metamaterial transmission line conception with impedance transformation

#24
15278822
2018-01-09

Degenerated transimpedance amplifier with wire-bonded photodiode for reducing group delay distortion