KR980006831A - Filtering circuit of single power signal source - Google Patents

Filtering circuit of single power signal source Download PDF

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Publication number
KR980006831A
KR980006831A KR1019970032144A KR19970032144A KR980006831A KR 980006831 A KR980006831 A KR 980006831A KR 1019970032144 A KR1019970032144 A KR 1019970032144A KR 19970032144 A KR19970032144 A KR 19970032144A KR 980006831 A KR980006831 A KR 980006831A
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KR
South Korea
Prior art keywords
notch
cavity
resonator
housing
correction
Prior art date
Application number
KR1019970032144A
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Korean (ko)
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KR100269586B1 (en
Inventor
박종규
박상식
양명훈
이철홍
Original Assignee
김덕용
주식회사 케이엠더블유
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Priority to KR1019970032144A priority Critical patent/KR100269586B1/en
Publication of KR980006831A publication Critical patent/KR980006831A/en
Application granted granted Critical
Publication of KR100269586B1 publication Critical patent/KR100269586B1/en

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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/207—Hollow waveguide filters
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P7/00—Resonators of the waveguide type
    • H01P7/10—Dielectric resonators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/20—Frequency-selective devices, e.g. filters
    • H01P1/201—Filters for transverse electromagnetic waves
    • H01P1/205—Comb or interdigital filters; Cascaded coaxial cavities
    • H01P1/2053—Comb or interdigital filters; Cascaded coaxial cavities the coaxial cavity resonators being disposed parall to each other
    • 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
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/547—Notch filters, e.g. notch BAW or thin film resonator filters

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  • Control Of Motors That Do Not Use Commutators (AREA)

Abstract

1.청구범위에 기재된 발명이 속한 기술분야: 다중노치필터1. Technical field to which the invention described in the claims belongs: multi-notch filter

2. 발명이 해결하려고 하는 기술적 과제: 본 발명은 입력되는 RF측과 출력되는 RF측의 커플링바에 동선을 연결하여 하우징에 접지하고, 밴드스톱형 LC공진기를 추가로 설치하여 회로적으로 직렬 LC와 병렬LC회로의 조합으로 다수의 노치를 추가로 발생시켜 종래보다 스커트 특성을 더욱 가파르게 형성할 수 있는 다중 노치 필터를 제공함에 그 목적이 있다.2. Technical problem to be solved by the present invention: The present invention is connected to the coupling bar of the input RF side and the output RF side to ground the housing, and additionally installed a band-stop LC resonator in series circuit LC And a combination of a parallel LC circuit to generate a plurality of notches to provide a multi-notch filter that can form a more steep skirt characteristics than conventional.

3. 발명의 해결방법의 요지: 본 발명은 내부에 다수의 공동이 형성되도록 구획하며, 윈도우가 형성된 다수의 간막이가 구비되고, 양측면에 입,출력 커넥터가 구비된 하우징; 상기 하우징의 입,출력 커넥터와 연결되는 초단 커플링바; 상기 하우징의 각 공동부에 회로적으로 병렬로 배치된 다수의 노치발생수단; 및 상기 다수의 노치발생수단의 사이에 장착되어 그들 각각의 선호를 결합하는 수단을 포함하는 다중 노치 필터를 제공한다.3. Summary of the Invention: The present invention is divided into a plurality of cavities therein, the housing is provided with a plurality of partitions, the housing is provided with input and output connectors on both sides; An ultra short coupling bar connected to the input and output connectors of the housing; A plurality of notch generating means disposed in parallel in each cavity of the housing; And means mounted between the plurality of notch generating means to combine their respective preferences.

4. 발명의 중요한 용도: 하우징의 공진기에 다수의 노치현상을 발생시켜 스커트 특성을 종래보다 더욱 가파르게 한 것임.4. Significant Use of the Invention: Multiple notch phenomena are generated in the resonator of the housing to make the skirt characteristics steeper than before.

Description

단일전원 신호원의 필터링회로Filtering circuit of single power signal source

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

제5도는 본 발명에 의한 다중노치 필터의 일실시예 구성을 나타낸 사시도.5 is a perspective view showing an embodiment configuration of a multi-notch filter according to the present invention.

Claims (9)

(정정) 내부에 다수의 공동이 형성되도록 구획하되, 양측 일단부에 밀폐된 공동이 형성되도록 구획하며, 인덕턴스와 캐패시턴스를 조정하기 위한 윈도우가 형성된 다수의 간막이가 구비되며, 양측면에 입,출력 커넥터가 구비된 금속제의 하우징; 상기 하우징의 입,출력 커넥터와 연결되도록 그들 근접부위의 공동에 장착된 초단 커플링 바; 상기 하우징의 각 공동부에 회로적으로 병렬로 배치되며, 공진주파수를 조정하여 노치특성을 구현하는 다수의 노치발생수단; 및 상기 다수의 노치발생수단의 사이에 장착되어 그들 각각의 신호를 결합하는 수단을 포함하는 다중 노치 필터.(Correction) It is partitioned to form a plurality of cavities inside, partitioned to form a closed cavity at both ends, a plurality of partitions formed with a window for adjusting inductance and capacitance is provided, input and output connectors on both sides A metal housing provided with; An ultrashort coupling bar mounted in a cavity in the vicinity of the housing so as to be connected to an input / output connector of the housing; A plurality of notch generating means disposed in circuit portions in parallel with each cavity of the housing and adjusting the resonance frequency to realize a notch characteristic; And a means mounted between the plurality of notch generating means to couple their respective signals. (정정) 제 1 항에 있어서, 상기 다수의 노치발생수단은, 상기 하우징의 각 공동 및 밀폐공동에 장착된 공진기를 포함하되, 입력커넥터측의 공동에 구비된 공진기와, 상기 공진기에 대향하는 밀폐공동에 형성된 공진기 사이에서 제1 노치현상을 발생하고, 중앙부공동에 장착되어 서로 대향하는 공진기 사이에서 제2 노치현상을 발생하고, 출력커넥터측의 공동에 장착된 공진기과 상기 공진기에 대향하는 밀폐공동에 형성된 공진기 사이에서 제3 노치현상을 발생하는 다중 노치 필터.(Correction) The method of claim 1, wherein the plurality of notch generating means includes a resonator mounted in each cavity and a sealed cavity of the housing, the resonator provided in a cavity on the input connector side, and a seal facing the resonator. The first notch phenomenon is generated between the resonators formed in the cavity, and the second notch phenomenon is generated between the resonators facing each other and mounted in the central cavity, and the resonator mounted in the cavity on the output connector side and the closed cavity opposite to the resonator are provided. A multi-notch filter generating a third notch phenomenon between the formed resonators. (정정) 제 2 항에 있어서, 상기 공진기가 동축공진기로 이루어진 다중 노치 필터.(Correct) The multiple notch filter of claim 2, wherein the resonator is a coaxial resonator. (정정) 제 2 항 또는 제 3 항에 있어서, 상기 신호결합수단은, 윈도우가 형성되지 않은 간막이에 관통되게 형성된 노치봉과, 상기 노치봉의 외주에 구비되어 상기 간막이에 단락되는 것을 방지하는 테프론으로 이루어진 다중 노치 필터.(Correction) The method according to claim 2 or 3, wherein the signal coupling means comprises a notch rod formed to penetrate a mesentery which is not formed with a window, and a teflon provided at an outer circumference of the notch rod to prevent shorting of the mesentery. Multiple notch filter. (정정) 제 2 항 또는 제 3 항에 있어서, 상기 신호결합수단이 입,출력커넥터와 공진기를 연결하는 동선에 분기되어 밀폐공동에 구비된 공진기측으로 인출된 커플링동선과, 상기 하우징의 일면을 관통하여 결합되며, 그 단부에 상기 커플링동선이 연결되도록 구비된 접지스크류로 이루어진 다중 노치 필터.(Correct) The method according to claim 2 or 3, wherein the signal coupling means is branched into a copper wire connecting the input and output connectors and the resonator, and the coupling copper wire drawn out to the resonator side provided in the closed cavity, and one surface of the housing. A multiple notch filter comprising a ground screw coupled through and coupled to the coupling copper wire at an end thereof. (정정) 제 5 항에 있어서, 상기 커플링동선이 인출되어 간막이를 통과하는 부위에 단락방지용 윈도우가 형성된 다중 노치 필터.(Correction) The multi-notch filter according to claim 5, wherein a window for preventing short circuit is formed at a portion where the coupling copper wire is drawn out and passes through the partition. (정정) 제 2 항 또는 제 3 항에 있어서, 상기 신호결합수단이 밀폐공동을 형성하는 간막이에 소정 크기로 형성된 윈도우로 이루어진 다중 노치 필터.(Correction) The multi-notch filter according to claim 2 or 3, wherein the signal coupling means is formed of a window having a predetermined size in a partition forming a closed cavity. (정정) 제 1 항 또는 제 3 항에 있어서, 상기 하우징의 상부 개방면을 커버하는 덮개; 상기 덮개를 관통하여 노치발생수단에 연결되어 공진주파수를 조정하는 제1 튜닝스크류; 및 상기 덮개를 관통하여 간막이에 형성된 윈도우에 장착되어 인덕터와 캐패시티를 조정하는 제2 튜닝 스크류를 포함하는 다중노치 필터.(Correction) The method according to claim 1 or 3, further comprising: a cover covering an upper opening surface of the housing; A first tuning screw penetrating the cover and connected to the notch generating means to adjust a resonance frequency; And a second tuning screw mounted to a window formed in the partition through the cover to adjust the inductor and the capacitance. (정정) 제 8 항에 있어서, 상기 덮개를 관통하여 밀폐된 공동에 구비된 공진기에 장착되어 저대역 및 고대역중 어느하나로 노치를 집중이동시켜 필요한 지점이 스커트특성을 소정 기울기로 가파르게 하는 이동노치스크류를 더 포함하는 다중 노치 필터.(Correction) The movement notch according to claim 8, which is mounted in a resonator provided in a cavity sealed through the lid and concentrates the notch to either one of a low band and a high band so that a necessary point steeps the skirt characteristic at a predetermined slope. Multiple notch filter further comprising a screw. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019970032144A 1997-07-10 1997-07-10 Coaxial multi-notch filter KR100269586B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019970032144A KR100269586B1 (en) 1997-07-10 1997-07-10 Coaxial multi-notch filter

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Application Number Priority Date Filing Date Title
KR1019970032144A KR100269586B1 (en) 1997-07-10 1997-07-10 Coaxial multi-notch filter

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KR980006831A true KR980006831A (en) 1998-03-30
KR100269586B1 KR100269586B1 (en) 2000-10-16

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