ATE265093T1 - Elektrisch abstimmbare filter mit dielektrischen varaktoren - Google Patents

Elektrisch abstimmbare filter mit dielektrischen varaktoren

Info

Publication number
ATE265093T1
ATE265093T1 AT99961959T AT99961959T ATE265093T1 AT E265093 T1 ATE265093 T1 AT E265093T1 AT 99961959 T AT99961959 T AT 99961959T AT 99961959 T AT99961959 T AT 99961959T AT E265093 T1 ATE265093 T1 AT E265093T1
Authority
AT
Austria
Prior art keywords
connection point
pass
tunable filters
electrically tunable
voltage tunable
Prior art date
Application number
AT99961959T
Other languages
German (de)
English (en)
Inventor
Louise C Sengupta
Steven C Stowell
Yongfei Zhu
Somnath Sengupta
Luna H Chiu
Xubai Zhang
Original Assignee
Paratek Microwave Inc
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 Paratek Microwave Inc filed Critical Paratek Microwave Inc
Application granted granted Critical
Publication of ATE265093T1 publication Critical patent/ATE265093T1/de

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)
  • Filters And Equalizers (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
AT99961959T 1998-12-11 1999-12-09 Elektrisch abstimmbare filter mit dielektrischen varaktoren ATE265093T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11188898P 1998-12-11 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
ATE265093T1 true ATE265093T1 (de) 2004-05-15

Family

ID=22340979

Family Applications (1)

Application Number Title Priority Date Filing Date
AT99961959T ATE265093T1 (de) 1998-12-11 1999-12-09 Elektrisch abstimmbare filter mit dielektrischen varaktoren

Country Status (11)

Country Link
US (2) US20020186099A1 (cg-RX-API-DMAC7.html)
EP (1) EP1145362B1 (cg-RX-API-DMAC7.html)
JP (1) JP2002532889A (cg-RX-API-DMAC7.html)
KR (1) KR20010080727A (cg-RX-API-DMAC7.html)
CN (1) CN1329762A (cg-RX-API-DMAC7.html)
AT (1) ATE265093T1 (cg-RX-API-DMAC7.html)
AU (1) AU1843400A (cg-RX-API-DMAC7.html)
CA (1) CA2352166A1 (cg-RX-API-DMAC7.html)
DE (1) DE69916660T2 (cg-RX-API-DMAC7.html)
EA (1) EA200100654A1 (cg-RX-API-DMAC7.html)
WO (1) WO2000035042A1 (cg-RX-API-DMAC7.html)

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Also Published As

Publication number Publication date
US20050088255A1 (en) 2005-04-28
CN1329762A (zh) 2002-01-02
WO2000035042A1 (en) 2000-06-15
JP2002532889A (ja) 2002-10-02
KR20010080727A (ko) 2001-08-22
US20020186099A1 (en) 2002-12-12
US7145415B2 (en) 2006-12-05
CA2352166A1 (en) 2000-06-15
DE69916660T2 (de) 2005-04-21
EP1145362B1 (en) 2004-04-21
AU1843400A (en) 2000-06-26
EA200100654A1 (ru) 2001-12-24
DE69916660D1 (de) 2004-05-27
EP1145362A1 (en) 2001-10-17

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