DE69628070D1 - Steuerbare Filteranordnung - Google Patents

Steuerbare Filteranordnung

Info

Publication number
DE69628070D1
DE69628070D1 DE69628070T DE69628070T DE69628070D1 DE 69628070 D1 DE69628070 D1 DE 69628070D1 DE 69628070 T DE69628070 T DE 69628070T DE 69628070 T DE69628070 T DE 69628070T DE 69628070 D1 DE69628070 D1 DE 69628070D1
Authority
DE
Germany
Prior art keywords
filter
controllable
network
follower
filter arrangement
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.)
Expired - Fee Related
Application number
DE69628070T
Other languages
English (en)
Other versions
DE69628070T2 (de
Inventor
Marcus Richard Granger-Jones
Colin Leslie Perry
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Microsemi Semiconductor Ltd
Original Assignee
Zarlink Semiconductor Ltd
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 Zarlink Semiconductor Ltd filed Critical Zarlink Semiconductor Ltd
Publication of DE69628070D1 publication Critical patent/DE69628070D1/de
Application granted granted Critical
Publication of DE69628070T2 publication Critical patent/DE69628070T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • H03H11/04—Frequency selective two-port networks
    • H03H11/12—Frequency selective two-port networks using amplifiers with feedback
    • H03H11/1291—Current or voltage controlled filters

Landscapes

  • Networks Using Active Elements (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Amplifiers (AREA)
DE69628070T 1995-03-15 1996-02-14 Steuerbare Filteranordnung Expired - Fee Related DE69628070T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9505250A GB2298982B (en) 1995-03-15 1995-03-15 Controllable filter arrangement

Publications (2)

Publication Number Publication Date
DE69628070D1 true DE69628070D1 (de) 2003-06-18
DE69628070T2 DE69628070T2 (de) 2004-01-15

Family

ID=10771265

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69628070T Expired - Fee Related DE69628070T2 (de) 1995-03-15 1996-02-14 Steuerbare Filteranordnung

Country Status (6)

Country Link
US (1) US5760641A (de)
EP (1) EP0732807B1 (de)
JP (2) JP3945662B2 (de)
AT (1) ATE240610T1 (de)
DE (1) DE69628070T2 (de)
GB (1) GB2298982B (de)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3073687B2 (ja) * 1996-02-09 2000-08-07 松下電器産業株式会社 フィルタに遮断周波数切替手段を備えた直接変換受信機
GB9713878D0 (en) * 1997-06-30 1997-09-03 Roxburgh Electronics Ltd Mains filtering circuit
US6236257B1 (en) * 1998-10-01 2001-05-22 Lsi Logic Corporation Method and apparatus for reducing using feed forward compensation
US6584422B2 (en) * 2001-05-24 2003-06-24 Hitachi Global Storage Technologies Netherlands B.V. Method and apparatus for optimizing corner frequency calibration of a tunable filter using a programmable diode
US6696896B2 (en) * 2001-08-08 2004-02-24 Texas Instruments Incorporated Method for implementing high frequency programmable poles and zeros in disk drive preamplifiers
FR2832874A1 (fr) * 2001-11-27 2003-05-30 Koninkl Philips Electronics Nv Tuner comprenant un filtre selectif
US20080150626A1 (en) * 2006-12-21 2008-06-26 Northrop Grumman Systems Corporation Time variant filter with reduced settling time
US9246453B2 (en) 2007-09-20 2016-01-26 Nxp, B.V. Tunable RF filter
KR100986985B1 (ko) * 2008-08-28 2010-10-11 전자부품연구원 무선통신 시스템용 필터 튜닝 회로
JP6219282B2 (ja) 2012-08-02 2017-10-25 株式会社堀場製作所 増幅器及び放射線検出器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5545224A (en) * 1978-09-26 1980-03-29 Sony Corp Filter circuit
GB8608087D0 (en) * 1986-04-02 1986-05-08 Plessey Co Plc Variable resistors
GB8608875D0 (en) * 1986-04-11 1986-05-14 Plessey Co Plc Bandwidth filters
US4713627A (en) * 1986-10-10 1987-12-15 Tektronix, Inc. Active filter with bootstrapping
JPH02174414A (ja) * 1988-12-27 1990-07-05 Hitachi Ltd 半導体集積回路装置
JPH05259807A (ja) * 1992-03-13 1993-10-08 Sharp Corp フィルタ回路の遮断周波数設定回路
JPH06104689A (ja) * 1992-09-18 1994-04-15 Rohm Co Ltd 受信機
EP0667057A1 (de) * 1993-09-02 1995-08-16 National Semiconductor Corporation Aktive impedanzabschlussschaltung

Also Published As

Publication number Publication date
EP0732807A2 (de) 1996-09-18
ATE240610T1 (de) 2003-05-15
EP0732807A3 (de) 1998-01-07
EP0732807B1 (de) 2003-05-14
GB9505250D0 (en) 1995-05-03
JP3945662B2 (ja) 2007-07-18
US5760641A (en) 1998-06-02
GB2298982A (en) 1996-09-18
GB2298982B (en) 1998-11-18
JPH09102729A (ja) 1997-04-15
JP2007053794A (ja) 2007-03-01
DE69628070T2 (de) 2004-01-15

Similar Documents

Publication Publication Date Title
US4507619A (en) Amplifier with signal-dependent voltage supply source
FI931690A (fi) Foerstaerkare foer linjaer foerstaerkningsreglering
KR950035153A (ko) 무선 통신 장치
DE69628070T2 (de) Steuerbare Filteranordnung
US5764100A (en) Filter
KR840001017A (ko) Saw 필터용 임피던스 변환회로망
KR940004956A (ko) 듀티 사이클 제어회로
FI87027B (fi) Kopplingsanordning foer foerening av rf-foerstaerkare och driftspaenningsfilter.
KR940010685A (ko) 노이즈 레벨 검출에 의한 주파수 특성 자동 절환 회로
US6850546B2 (en) Driver circuit
JPS57101404A (en) Compensation circuit for nonlinear distortion
ATE50672T1 (de) Schaltungsanordnung zur lautstaerkestellung.
JPS579108A (en) High frequency transistor power amplifier
KR930006840Y1 (ko) 밴드패스필터
KR0175045B1 (ko) 평형 변조기의 주파수 리이크 제거 장치
JPS6315553A (ja) 信号送出回路
KR880005798A (ko) 비디오 신호처리 및 표시장치
Janardhanan et al. Very fast method for the design of FIR digital filters with linear phase
JPS57141107A (en) Wide-band negative feedback amplifying circuit
KR20020040008A (ko) 입력신호의 잡음 및 외란 제거회로 및 그 제거방법
DK0603507T3 (da) Forstærkerkredsløb til lydsignaler
JPS56162505A (en) Frequency multiplying circuit
JPS58147318U (ja) 光受信器
KR940017125A (ko) 주파수 통과대역 가변 가능한 저잡음 블럭다운 컨버터
JPS62276915A (ja) 電子回路の信号入力回路

Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee