KR20010080727A - 동조가능 필터 - Google Patents

동조가능 필터 Download PDF

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Publication number
KR20010080727A
KR20010080727A KR1020017007172A KR20017007172A KR20010080727A KR 20010080727 A KR20010080727 A KR 20010080727A KR 1020017007172 A KR1020017007172 A KR 1020017007172A KR 20017007172 A KR20017007172 A KR 20017007172A KR 20010080727 A KR20010080727 A KR 20010080727A
Authority
KR
South Korea
Prior art keywords
tunable
filter
varactor
connection point
dielectric
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
KR1020017007172A
Other languages
English (en)
Korean (ko)
Inventor
센굽타루이스씨
스토웰스티븐씨
쥬용페이
센굽타솜나스
치우루나에이치
장슈바이
Original Assignee
추후기재
파라텍 마이크로웨이브 인코포레이티드
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.)
Filing date
Publication date
Application filed by 추후기재, 파라텍 마이크로웨이브 인코포레이티드 filed Critical 추후기재
Publication of KR20010080727A publication Critical patent/KR20010080727A/ko
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H01P1/208—Cascaded cavities; Cascaded resonators inside a hollow waveguide structure
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/1217—Frequency selective two-port networks using amplifiers with feedback using a plurality of operational amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/126—Frequency selective two-port networks using amplifiers with feedback using a single operational amplifier

Landscapes

  • Control Of Motors That Do Not Use Commutators (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Filters And Equalizers (AREA)
KR1020017007172A 1998-12-11 1999-12-09 동조가능 필터 Withdrawn KR20010080727A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US11188898P 1998-12-11 1998-12-11
US60/111,888 1998-12-11
PCT/US1999/029230 WO2000035042A1 (en) 1998-12-11 1999-12-09 Electrically tunable filters with dielectric varactors

Publications (1)

Publication Number Publication Date
KR20010080727A true KR20010080727A (ko) 2001-08-22

Family

ID=22340979

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020017007172A Withdrawn KR20010080727A (ko) 1998-12-11 1999-12-09 동조가능 필터

Country Status (11)

Country Link
US (2) US20020186099A1 (enExample)
EP (1) EP1145362B1 (enExample)
JP (1) JP2002532889A (enExample)
KR (1) KR20010080727A (enExample)
CN (1) CN1329762A (enExample)
AT (1) ATE265093T1 (enExample)
AU (1) AU1843400A (enExample)
CA (1) CA2352166A1 (enExample)
DE (1) DE69916660T2 (enExample)
EA (1) EA200100654A1 (enExample)
WO (1) WO2000035042A1 (enExample)

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Also Published As

Publication number Publication date
CN1329762A (zh) 2002-01-02
EP1145362A1 (en) 2001-10-17
US7145415B2 (en) 2006-12-05
US20050088255A1 (en) 2005-04-28
DE69916660D1 (de) 2004-05-27
EP1145362B1 (en) 2004-04-21
AU1843400A (en) 2000-06-26
JP2002532889A (ja) 2002-10-02
WO2000035042A1 (en) 2000-06-15
EA200100654A1 (ru) 2001-12-24
US20020186099A1 (en) 2002-12-12
CA2352166A1 (en) 2000-06-15
DE69916660T2 (de) 2005-04-21
ATE265093T1 (de) 2004-05-15

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Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20010608

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid