JP4763206B2 - 多相フィルタ - Google Patents

多相フィルタ Download PDF

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Publication number
JP4763206B2
JP4763206B2 JP2001548523A JP2001548523A JP4763206B2 JP 4763206 B2 JP4763206 B2 JP 4763206B2 JP 2001548523 A JP2001548523 A JP 2001548523A JP 2001548523 A JP2001548523 A JP 2001548523A JP 4763206 B2 JP4763206 B2 JP 4763206B2
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JP
Japan
Prior art keywords
filter
capacitive
channel
current source
output
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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.)
Expired - Fee Related
Application number
JP2001548523A
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English (en)
Japanese (ja)
Other versions
JP2003518863A (ja
JP2003518863A5 (enExample
Inventor
エッシンク、ベレンド、ヘンドリク
Original Assignee
テレフオンアクチーボラゲット エル エム エリクソン（パブル）
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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Application filed by テレフオンアクチーボラゲット エル エム エリクソン（パブル） filed Critical テレフオンアクチーボラゲット エル エム エリクソン（パブル）
Publication of JP2003518863A publication Critical patent/JP2003518863A/ja
Publication of JP2003518863A5 publication Critical patent/JP2003518863A5/ja
Application granted granted Critical
Publication of JP4763206B2 publication Critical patent/JP4763206B2/ja
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Expired - Fee Related legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/16—Networks for phase shifting
    • H03H11/22—Networks for phase shifting providing two or more phase shifted output signals, e.g. n-phase output
    • 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
    • H03H11/08—Frequency selective two-port networks using gyrators
    • 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
    • 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
    • H03H2011/0494—Complex filters

Landscapes

  • Networks Using Active Elements (AREA)
  • Filters And Equalizers (AREA)
  • Glass Compositions (AREA)
  • Nonmetallic Welding Materials (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Filters That Use Time-Delay Elements (AREA)
  • Power Conversion In General (AREA)
JP2001548523A 1999-12-24 2000-12-22 多相フィルタ Expired - Fee Related JP4763206B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL1013951A NL1013951C2 (nl) 1999-12-24 1999-12-24 Polyfase filter.
NL1013951 1999-12-24
PCT/IB2000/001975 WO2001048918A2 (en) 1999-12-24 2000-12-22 Polyphase filter

Publications (3)

Publication Number Publication Date
JP2003518863A JP2003518863A (ja) 2003-06-10
JP2003518863A5 JP2003518863A5 (enExample) 2008-02-28
JP4763206B2 true JP4763206B2 (ja) 2011-08-31

Family

ID=19770510

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001548523A Expired - Fee Related JP4763206B2 (ja) 1999-12-24 2000-12-22 多相フィルタ

Country Status (10)

Country Link
US (1) US6346850B2 (enExample)
EP (1) EP1247339B1 (enExample)
JP (1) JP4763206B2 (enExample)
CN (1) CN1183672C (enExample)
AT (1) ATE250824T1 (enExample)
AU (1) AU2019901A (enExample)
DE (1) DE60005561T2 (enExample)
MY (1) MY121473A (enExample)
NL (1) NL1013951C2 (enExample)
WO (1) WO2001048918A2 (enExample)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030128068A1 (en) * 2001-08-16 2003-07-10 Farbod Behbahani Low noise image-reject gm-c filter
EP1500192A1 (en) * 2002-04-11 2005-01-26 Koninklijke Philips Electronics N.V. Polyphase filter with integrators
EP1510001B1 (en) * 2002-06-03 2009-02-25 Telefonaktiebolaget LM Ericsson (publ) An amplifier circuit, gyrator circuit, filter device and method for amplifying a signal
CN100426670C (zh) * 2002-08-15 2008-10-15 联发科技股份有限公司 多相滤波器电路
US7098731B1 (en) 2004-01-13 2006-08-29 Wyszynski Adam S Synthesis method for an active polyphase filter
DE102004030229A1 (de) * 2004-06-23 2006-01-19 Infineon Technologies Ag Funkabfragbarer Datenträger
US7689189B2 (en) * 2005-04-06 2010-03-30 Silicon Laboratories Inc. Circuit and method for signal reception using a low intermediate frequency reception
US7196574B1 (en) * 2005-06-22 2007-03-27 Vishinsky Adam S Active polyphase ladder filters with transmission zeros and their synthesis method
US7973861B2 (en) * 2007-04-19 2011-07-05 Newport Media, Inc. Universal tuner for mobile TV
US8412141B2 (en) * 2009-10-19 2013-04-02 Qualcomm Incorporated LR polyphase filter
DE102010031535A1 (de) 2010-07-19 2012-01-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Bildaufnahmevorrichtung und Verfahren zum Aufnehmen eines Bildes

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1070482A (ja) * 1996-03-19 1998-03-10 Philips Electron Nv 受信機
WO1999016179A2 (en) * 1997-09-25 1999-04-01 Koninklijke Philips Electronics N.V. Improvements in or relating to phasing receivers

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8801412A (nl) 1988-06-02 1990-01-02 Philips Nv Asymmetrisch polyfase filter.
JP4148992B2 (ja) * 1995-04-03 2008-09-10 コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ 直角位相信号変換装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1070482A (ja) * 1996-03-19 1998-03-10 Philips Electron Nv 受信機
WO1999016179A2 (en) * 1997-09-25 1999-04-01 Koninklijke Philips Electronics N.V. Improvements in or relating to phasing receivers

Also Published As

Publication number Publication date
EP1247339A2 (en) 2002-10-09
DE60005561D1 (en) 2003-10-30
NL1013951C2 (nl) 2001-07-02
CN1413379A (zh) 2003-04-23
DE60005561T2 (de) 2004-04-29
JP2003518863A (ja) 2003-06-10
CN1183672C (zh) 2005-01-05
WO2001048918A2 (en) 2001-07-05
AU2019901A (en) 2001-07-09
ATE250824T1 (de) 2003-10-15
WO2001048918A3 (en) 2002-03-07
MY121473A (en) 2006-01-28
US6346850B2 (en) 2002-02-12
EP1247339B1 (en) 2003-09-24
US20010013807A1 (en) 2001-08-16

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