KR930015317A - Low Pass Filter with Low Capacitor - Google Patents

Low Pass Filter with Low Capacitor Download PDF

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Publication number
KR930015317A
KR930015317A KR1019910023341A KR910023341A KR930015317A KR 930015317 A KR930015317 A KR 930015317A KR 1019910023341 A KR1019910023341 A KR 1019910023341A KR 910023341 A KR910023341 A KR 910023341A KR 930015317 A KR930015317 A KR 930015317A
Authority
KR
South Korea
Prior art keywords
pass filter
low
capacitor
output
low pass
Prior art date
Application number
KR1019910023341A
Other languages
Korean (ko)
Other versions
KR940002109B1 (en
Inventor
정덕영
Original Assignee
김광호
삼성전자 주식회사
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by 김광호, 삼성전자 주식회사 filed Critical 김광호
Priority to KR1019910023341A priority Critical patent/KR940002109B1/en
Publication of KR930015317A publication Critical patent/KR930015317A/en
Application granted granted Critical
Publication of KR940002109B1 publication Critical patent/KR940002109B1/en

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters

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  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Networks Using Active Elements (AREA)

Abstract

내용 없음No content

Description

저용량 캐패시터를 가지는 저역통과필터Low Pass Filter with Low Capacitor

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제1도는 종래의 저역통과필터의 구성도.1 is a block diagram of a conventional low pass filter.

제2도는 제1도의 저역통과필터를 개량한 종래의 구성도.2 is a conventional block diagram of an improvement of the low pass filter of FIG.

제3도는 본 발명에 따른 저역통과필터의 구성도.3 is a block diagram of a low pass filter according to the present invention.

제3a도는 본 발명에 따른 전압분배수단의 일실시예.Figure 3a shows one embodiment of the voltage distribution means according to the present invention.

제3b도는 본 발명에 따른 전압분배수단의 다른 실시예.3b is another embodiment of a voltage distribution means according to the present invention.

제3c도는 본 발명에 따른 저역통과필터의 다른 실시예.3c is another embodiment of a low pass filter in accordance with the present invention.

제3d도는 본 발명에 따른 저역통과필터의 또다른 실시예.3d is another embodiment of a low pass filter in accordance with the present invention.

제3e도는 제3도의 상세회로도.3e is a detailed circuit diagram of FIG.

Claims (1)

저역통과필터에 있어서, 입력전압에 비반전단이 연결되고 출력전압에 출력이 연결된 연산증폭기와, 상기 출력전압에 일전극이 접속된 캐패시터와, 상기 캐패시터의 타전극에 출력과 반전단이 연결된 트랜스컨덕턴스증폭기와, 상기 연산증폭기의 출력과 상기 트랜스컨덕턴스증폭기의 비반전단사이에 연결된 전압감쇄수단과, 상기 트랜스컨덕턴스의 출력으로부터 상기 연산증폭기의 반전단으로 연결한 궤환경로로 구성됨을 특징으로 하는 저역통과필터.A low pass filter comprising: an operational amplifier having a non-inverting end connected to an input voltage and an output connected to an output voltage, a capacitor having one electrode connected to the output voltage, and a transconductance having an output and an inverting end connected to the other electrode of the capacitor. A low pass filter comprising an amplifier, a voltage attenuation means connected between an output of said operational amplifier and a non-inverting end of said transconductance amplifier, and a feedback path connected from an output of said transconductance to an inverting end of said operational amplifier. . ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019910023341A 1991-12-18 1991-12-18 Low pass filter having low capacity capacitance KR940002109B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019910023341A KR940002109B1 (en) 1991-12-18 1991-12-18 Low pass filter having low capacity capacitance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910023341A KR940002109B1 (en) 1991-12-18 1991-12-18 Low pass filter having low capacity capacitance

Publications (2)

Publication Number Publication Date
KR930015317A true KR930015317A (en) 1993-07-24
KR940002109B1 KR940002109B1 (en) 1994-03-17

Family

ID=19325114

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019910023341A KR940002109B1 (en) 1991-12-18 1991-12-18 Low pass filter having low capacity capacitance

Country Status (1)

Country Link
KR (1) KR940002109B1 (en)

Also Published As

Publication number Publication date
KR940002109B1 (en) 1994-03-17

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