KR850002712A - Switching Control Method Eliminating the Effects of Stray Capacity - Google Patents

Switching Control Method Eliminating the Effects of Stray Capacity Download PDF

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Publication number
KR850002712A
KR850002712A KR1019830004631A KR830004631A KR850002712A KR 850002712 A KR850002712 A KR 850002712A KR 1019830004631 A KR1019830004631 A KR 1019830004631A KR 830004631 A KR830004631 A KR 830004631A KR 850002712 A KR850002712 A KR 850002712A
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KR
South Korea
Prior art keywords
control method
switching control
effects
switch
stray capacity
Prior art date
Application number
KR1019830004631A
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Korean (ko)
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KR850001124B1 (en
Inventor
이방원
Original Assignee
강진구
삼성반도체통신 주식회사
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Application filed by 강진구, 삼성반도체통신 주식회사 filed Critical 강진구
Priority to KR1019830004631A priority Critical patent/KR850001124B1/en
Publication of KR850002712A publication Critical patent/KR850002712A/en
Application granted granted Critical
Publication of KR850001124B1 publication Critical patent/KR850001124B1/en

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    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H15/00—Transversal filters

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  • Filters That Use Time-Delay Elements (AREA)
  • Networks Using Active Elements (AREA)

Abstract

내용 없음No content

Description

표유용량(Stray Capacity)의 영향을 제거하는 스위칭 제어방법Switching Control Method Eliminating the Effects of Stray Capacity

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

제2도는 스위치드 캐패시터 필터에 사용되는 스위치를 집적화한 실시예를 표시한 회로도.2 is a circuit diagram showing an embodiment in which an integrated switch is used for a switched capacitor filter.

제3도는 스위치드 캐패시터 필터에 사용되는 스위치를 집적화한 실시예의 구조를 표시한 단면도.3 is a cross-sectional view showing the structure of an embodiment incorporating a switch used in a switched capacitor filter.

제4도는 모오스 전제효과 트랜지스터(MOS-FET)의 구조를 표시한 단면도.4 is a cross-sectional view showing the structure of a MOS-FET.

Claims (2)

1차 스위치드 캐패시터 소자를 집적화하는 경우에 있어서, 연산증폭기(OP2)의 궤환회로에 스위치(S5)를 병렬접속시키고, 스위칭 타임(Switching Time)의 1주기(T)동안에는 스위치(S5)(S2)(S1)순으로 온·오프 제어시키고, 이어서 1주기(T) 동안에는 스위치(S5)(S4)(S3)순으로 온·오프 제어시켜 스위치 온·오프시에 발생되는 표유용량성분(CS1)(CS2)의 영향을 제거할 수 있도록 함을 특징으로 하는 표유용량의 영향을 제거하는 스위칭 제어방법.In the case of integrating the primary switched capacitor element, the switch S5 is connected in parallel to the feedback circuit of the operational amplifier OP2, and the switch S5 (S2) during one cycle T of the switching time. The on / off control is performed in the order of (S1), and then the on-off control is performed in the order of switches S5, S4, and S3 during one cycle T, and the stray capacitance component CS1 generated at the time of switch on / off ( Switching control method for removing the influence of stray capacitance, characterized in that it is possible to eliminate the influence of CS2). 제1항에 있어서, 2차-N차 스위치드 캐패시터 소자를 동일한 원리의 스위칭 제어방식을 적용하여 표유용량 성분의 영향을 제거할 수 있도록 함을 특징으로 하는 표유용량의 영향을 제거하는 스위칭 제어방법.The switching control method of claim 1, wherein the second-N-th order switched capacitor device is applied to a switching control method of the same principle to remove the influence of the stray capacitance component. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019830004631A 1983-09-30 1983-09-30 Stray capacitance free scf KR850001124B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019830004631A KR850001124B1 (en) 1983-09-30 1983-09-30 Stray capacitance free scf

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019830004631A KR850001124B1 (en) 1983-09-30 1983-09-30 Stray capacitance free scf

Publications (2)

Publication Number Publication Date
KR850002712A true KR850002712A (en) 1985-05-15
KR850001124B1 KR850001124B1 (en) 1985-08-03

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019830004631A KR850001124B1 (en) 1983-09-30 1983-09-30 Stray capacitance free scf

Country Status (1)

Country Link
KR (1) KR850001124B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020079673A (en) * 2002-09-13 2002-10-19 강주석 Filler controller consisting of an optical sensor and a microcomputer and a control method using the same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20020079673A (en) * 2002-09-13 2002-10-19 강주석 Filler controller consisting of an optical sensor and a microcomputer and a control method using the same

Also Published As

Publication number Publication date
KR850001124B1 (en) 1985-08-03

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