Low-noise signal filter

The invention relates to a signal filter in SC technology having a transconductance amplifier (100), a current integrator (200) and an attenuator circuit (300) operating in a clocked manner, wherein a switchable input of the circuit (10) is connected to an input of the transconductance amplifier (11...

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Bibliographic Details
Main Author FEUCHT, CHRISTIAN
Format Patent
LanguageChinese
English
Published 16.04.2018
Subjects
AMPLIFIERS
BASIC ELECTRONIC CIRCUITRY
ELECTRICITY
IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS
RESONATORS
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Summary:The invention relates to a signal filter in SC technology having a transconductance amplifier (100), a current integrator (200) and an attenuator circuit (300) operating in a clocked manner, wherein a switchable input of the circuit (10) is connected to an input of the transconductance amplifier (110), wherein an output of the transconductance amplifier (120) is connected to a switchable input of the current integrator (210), wherein an output of the current integrator (220) is connected to an output of the circuit (20), and wherein the output of the current integrator (220) is fed back to the input of the transconductance amplifier (110) by means of the attenuator circuit (300) operating in a clocked manner.
Bibliography:Application Number: TW20170134839