DE60220238D1 - Tuner mit einem Selektivfilter - Google Patents

Tuner mit einem Selektivfilter

Info

Publication number
DE60220238D1
DE60220238D1 DE60220238T DE60220238T DE60220238D1 DE 60220238 D1 DE60220238 D1 DE 60220238D1 DE 60220238 T DE60220238 T DE 60220238T DE 60220238 T DE60220238 T DE 60220238T DE 60220238 D1 DE60220238 D1 DE 60220238D1
Authority
DE
Germany
Prior art keywords
tuner
intermediate frequency
frequency signal
selective filter
signal
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 - Lifetime
Application number
DE60220238T
Other languages
English (en)
Other versions
DE60220238T2 (de
Inventor
Sebastien Amiot
Jean-Marc Paris
Lakhdar Zaid
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.)
NXP BV
Original Assignee
Koninklijke Philips Electronics NV
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 Koninklijke Philips Electronics NV filed Critical Koninklijke Philips Electronics NV
Application granted granted Critical
Publication of DE60220238D1 publication Critical patent/DE60220238D1/de
Publication of DE60220238T2 publication Critical patent/DE60220238T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/42—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns
    • H03H7/425—Balance-balance networks
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/0115—Frequency selective two-port networks comprising only inductors and capacitors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/01—Frequency selective two-port networks
    • H03H7/075—Ladder networks, e.g. electric wave filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/42—Networks for transforming balanced signals into unbalanced signals and vice versa, e.g. baluns
    • H03H7/425—Balance-balance networks
    • H03H7/427—Common-mode filters
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J2200/00—Indexing scheme relating to tuning resonant circuits and selecting resonant circuits
    • H03J2200/32—Tuning of tracking filter

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Circuits Of Receivers In General (AREA)
DE60220238T 2001-11-27 2002-11-20 Tuner mit einem Selektivfilter Expired - Lifetime DE60220238T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0115312A FR2832874A1 (fr) 2001-11-27 2001-11-27 Tuner comprenant un filtre selectif
FR0115312 2001-11-27

Publications (2)

Publication Number Publication Date
DE60220238D1 true DE60220238D1 (de) 2007-07-05
DE60220238T2 DE60220238T2 (de) 2008-01-24

Family

ID=8869825

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60220238T Expired - Lifetime DE60220238T2 (de) 2001-11-27 2002-11-20 Tuner mit einem Selektivfilter

Country Status (8)

Country Link
US (1) US20030124996A1 (de)
EP (1) EP1315295B1 (de)
JP (1) JP4236915B2 (de)
KR (1) KR20030043725A (de)
CN (1) CN100379146C (de)
AT (1) ATE363153T1 (de)
DE (1) DE60220238T2 (de)
FR (1) FR2832874A1 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006505997A (ja) * 2002-11-08 2006-02-16 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 チューナ用平坦な中間帯域をもつｉｆフィルタ
US20090122928A1 (en) * 2007-11-13 2009-05-14 Horizon Semiconductors Ltd. Apparatus and method for frequency estimation in the presence of narrowband gaussian noise
GB2465037B (en) 2009-03-20 2012-04-04 Innovision Res & Tech Plc Near field rf communications apparatus
CN111106811B (zh) * 2019-12-23 2023-09-19 同方电子科技有限公司 一种双端恒阻滤波组件

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3860757A (en) * 1973-06-25 1975-01-14 Gte Automatic Electric Lab Inc Lowpass circuit for physical party line applications in subscriber carrier telephone system
US4244008A (en) * 1979-07-30 1981-01-06 Siemens Corporation Read back compensation circuit for a magnetic recording device
US4374437A (en) * 1980-12-29 1983-02-15 Zenith Radio Corporation Variable ramp speed TV tuning system for rapid channel tuning
EP0176069A1 (de) * 1984-09-24 1986-04-02 Siemens Aktiengesellschaft Hochpassschaltung mit Verstärker.
JPH0691405B2 (ja) * 1987-10-13 1994-11-14 富士通株式会社 中心周波数可変の帯域通過フィルタ
US4973915A (en) * 1989-11-13 1990-11-27 Hewlett-Packard Company Feed forward differential equalizer for narrowing the signal pulses of magnetic heads
US5649312A (en) * 1994-11-14 1997-07-15 Fujitsu Limited MMIC downconverter for a direct broadcast satellite low noise block downconverter
GB2298982B (en) * 1995-03-15 1998-11-18 Plessey Semiconductors Ltd Controllable filter arrangement
EP0847193A1 (de) * 1996-12-06 1998-06-10 Koninklijke Philips Electronics N.V. Zwischenfrequenzverstärker für Funkwellenempfänger
US6356736B2 (en) * 1997-02-28 2002-03-12 Maxim Integrated Products, Inc. Direct-conversion tuner integrated circuit for direct broadcast satellite television
US5912798A (en) * 1997-07-02 1999-06-15 Landsten Chu Dielectric ceramic filter
US6070061A (en) * 1997-10-03 2000-05-30 Zenith Electronics Corporation Adjacent channel rejection in double conversion tuner
US5926752A (en) * 1998-01-15 1999-07-20 Trw Inc. Apparatus and method for remote convenience message transmission and control with a tunable filter receiver
JPH11308541A (ja) * 1998-04-17 1999-11-05 Sony Corp チューナ回路
ATE276605T1 (de) * 1998-11-12 2004-10-15 Broadcom Corp Integrierte tunerarchitektur
JP2000195003A (ja) * 1998-12-25 2000-07-14 Mitsubishi Electric Corp Ｍｒ素子の信号増幅回路
JP3471648B2 (ja) * 1999-02-26 2003-12-02 富士通カンタムデバイス株式会社 パワーアンプ回路及びそのバイアス回路
JP2001007682A (ja) * 1999-06-17 2001-01-12 Hitachi Kokusai Electric Inc 同調周波数可変フィルタ
US6252457B1 (en) * 1999-12-28 2001-06-26 Mitsubishi Denki Kabushiki Kaisha Differential amplifier circuit
KR100773618B1 (ko) * 2000-06-30 2007-11-05 엔엑스피 비 브이 증폭기 회로, 튜너, 수신기 및 증폭기 회로 동작 최적화방법
KR100759508B1 (ko) * 2000-08-01 2007-09-18 정연문 귀환루프를 갖는 고주파 발진 회로
JP2002354358A (ja) * 2001-05-24 2002-12-06 Alps Electric Co Ltd テレビジョンチューナ
US7579912B2 (en) * 2001-08-15 2009-08-25 Broadcom Corporation Method and system for multiple tuner application using a low noise broadband distribution amplifier
US7123083B2 (en) * 2001-10-15 2006-10-17 Micronas Gmbh Active filter circuit with operational amplifier
KR100474085B1 (ko) * 2003-02-07 2005-03-10 인티그런트 테크놀로지즈(주) 디씨 오프셋 보상 회로 및 방법과 이를 이용한 신호 처리장치
US6744308B1 (en) * 2002-08-30 2004-06-01 Microtune (Texas), L.P. System and method for establishing the input impedance of an amplifier in a stacked configuration
JP2004312668A (ja) * 2003-03-25 2004-11-04 Sharp Corp 低雑音コンバータ
GB2401498B (en) * 2003-05-07 2006-02-22 Zarlink Semiconductor Ltd Tuner

Also Published As

Publication number Publication date
EP1315295A1 (de) 2003-05-28
US20030124996A1 (en) 2003-07-03
JP4236915B2 (ja) 2009-03-11
CN100379146C (zh) 2008-04-02
EP1315295B1 (de) 2007-05-23
DE60220238T2 (de) 2008-01-24
FR2832874A1 (fr) 2003-05-30
JP2003168993A (ja) 2003-06-13
ATE363153T1 (de) 2007-06-15
KR20030043725A (ko) 2003-06-02
CN1421995A (zh) 2003-06-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: NXP B.V., EINDHOVEN, NL

8328 Change in the person/name/address of the agent

Representative=s name: EISENFUEHR, SPEISER & PARTNER, 10178 BERLIN