KR20080026968A - 지상파 튜너의 부스터회로 - Google Patents

지상파 튜너의 부스터회로 Download PDF

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Publication number
KR20080026968A
KR20080026968A KR1020060092262A KR20060092262A KR20080026968A KR 20080026968 A KR20080026968 A KR 20080026968A KR 1020060092262 A KR1020060092262 A KR 1020060092262A KR 20060092262 A KR20060092262 A KR 20060092262A KR 20080026968 A KR20080026968 A KR 20080026968A
Authority
KR
South Korea
Prior art keywords
signal
booster
channel signal
filter
broadcasting channel
Prior art date
Application number
KR1020060092262A
Other languages
English (en)
Korean (ko)
Inventor
최석동
Original Assignee
엘지이노텍 주식회사
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 엘지이노텍 주식회사 filed Critical 엘지이노텍 주식회사
Priority to KR1020060092262A priority Critical patent/KR20080026968A/ko
Priority to PCT/KR2007/004497 priority patent/WO2008035893A1/fr
Priority to EP07808287A priority patent/EP2052537A4/fr
Publication of KR20080026968A publication Critical patent/KR20080026968A/ko

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/50—Tuning indicators; Automatic tuning control
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
    • H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
    • H03F3/191—Tuned amplifiers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H5/00—One-port networks comprising only passive electrical elements as network components
    • H03H5/02—One-port networks comprising only passive electrical elements as network components without voltage- or current-dependent elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/16—Circuits
    • H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/114—Indexing scheme relating to amplifiers the amplifier comprising means for electro-magnetic interference [EMI] protection
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/165—A filter circuit coupled to the input of an amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/216—A coil being added in the input circuit, e.g. base, gate, of an amplifier stage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/225—Indexing scheme relating to amplifiers the input circuit of an amplifying stage comprising an LC-network
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/237—A parallel resonance being added in series in the input circuit, e.g. base, gate, of an amplifier stage
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/391—Indexing scheme relating to amplifiers the output circuit of an amplifying stage comprising an LC-network
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/75—Indexing scheme relating to amplifiers the amplifier stage being a common source configuration MOSFET

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Power Engineering (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
KR1020060092262A 2006-09-22 2006-09-22 지상파 튜너의 부스터회로 KR20080026968A (ko)

Priority Applications (3)

Application Number Priority Date Filing Date Title
KR1020060092262A KR20080026968A (ko) 2006-09-22 2006-09-22 지상파 튜너의 부스터회로
PCT/KR2007/004497 WO2008035893A1 (fr) 2006-09-22 2007-09-18 Circuit amplificateur
EP07808287A EP2052537A4 (fr) 2006-09-22 2007-09-18 Circuit amplificateur

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020060092262A KR20080026968A (ko) 2006-09-22 2006-09-22 지상파 튜너의 부스터회로

Publications (1)

Publication Number Publication Date
KR20080026968A true KR20080026968A (ko) 2008-03-26

Family

ID=39200689

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020060092262A KR20080026968A (ko) 2006-09-22 2006-09-22 지상파 튜너의 부스터회로

Country Status (3)

Country Link
EP (1) EP2052537A4 (fr)
KR (1) KR20080026968A (fr)
WO (1) WO2008035893A1 (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0160687B1 (ko) * 1994-04-29 1999-01-15 김광호 저잡음 증폭기를 갖는 영상신호 수신상치
JP3547292B2 (ja) * 1997-06-17 2004-07-28 アルプス電気株式会社 テレビジョン信号受信チュ−ナ
JP3358724B2 (ja) * 1999-08-20 2002-12-24 シャープ株式会社 電子チューナ
AU2002254159A1 (en) * 2001-03-09 2002-09-24 California Institute Of Technology Switchless multi-resonant, multi-band power amplifier
KR100906356B1 (ko) * 2001-08-10 2009-07-06 히타치 긴조쿠 가부시키가이샤 하이 패스 필터
JP2005080109A (ja) * 2003-09-02 2005-03-24 Murata Mfg Co Ltd 高周波スイッチ回路
KR100550875B1 (ko) * 2004-02-27 2006-02-10 삼성전기주식회사 협대역 밴드패스 필터를 포함하는 고주파 모듈레이터
JP2005323063A (ja) * 2004-05-07 2005-11-17 Hitachi Metals Ltd 分波回路

Also Published As

Publication number Publication date
WO2008035893A1 (fr) 2008-03-27
EP2052537A1 (fr) 2009-04-29
EP2052537A4 (fr) 2011-03-16

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WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid