EP2052537A4 - Booster circuit - Google Patents

Booster circuit

Info

Publication number
EP2052537A4
EP2052537A4 EP07808287A EP07808287A EP2052537A4 EP 2052537 A4 EP2052537 A4 EP 2052537A4 EP 07808287 A EP07808287 A EP 07808287A EP 07808287 A EP07808287 A EP 07808287A EP 2052537 A4 EP2052537 A4 EP 2052537A4
Authority
EP
European Patent Office
Prior art keywords
booster circuit
booster
circuit
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.)
Withdrawn
Application number
EP07808287A
Other languages
German (de)
French (fr)
Other versions
EP2052537A1 (en
Inventor
Seok Dong Choi
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.)
LG Innotek Co Ltd
Original Assignee
LG Innotek Co 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 LG Innotek Co Ltd filed Critical LG Innotek Co Ltd
Publication of EP2052537A1 publication Critical patent/EP2052537A1/en
Publication of EP2052537A4 publication Critical patent/EP2052537A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • 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
EP07808287A 2006-09-22 2007-09-18 Booster circuit Withdrawn EP2052537A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020060092262A KR20080026968A (en) 2006-09-22 2006-09-22 Input circuit of ground wave tuner
PCT/KR2007/004497 WO2008035893A1 (en) 2006-09-22 2007-09-18 Booster circuit

Publications (2)

Publication Number Publication Date
EP2052537A1 EP2052537A1 (en) 2009-04-29
EP2052537A4 true EP2052537A4 (en) 2011-03-16

Family

ID=39200689

Family Applications (1)

Application Number Title Priority Date Filing Date
EP07808287A Withdrawn EP2052537A4 (en) 2006-09-22 2007-09-18 Booster circuit

Country Status (3)

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

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6351294B1 (en) * 1997-06-17 2002-02-26 Alps Electric Co., Ltd. Television signal receiving tuner capable of receiving FM broadcasting signals without being affected by other interference signals
WO2002073794A2 (en) * 2001-03-09 2002-09-19 California Institute Of Technology Switchless multi-resonant, multi-band power amplifier
EP1418680A1 (en) * 2001-08-10 2004-05-12 Hitachi Metals, Ltd. Bypass filter; multi;band antenna switch circuit; and layered module composite part and communication device using them
JP2005080109A (en) * 2003-09-02 2005-03-24 Murata Mfg Co Ltd High frequency switching circuit
JP2005323063A (en) * 2004-05-07 2005-11-17 Hitachi Metals Ltd Branching filter circuit

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR0160687B1 (en) * 1994-04-29 1999-01-15 김광호 Image signal receiving apparatus equipped with low noise amplifier
JP3358724B2 (en) * 1999-08-20 2002-12-24 シャープ株式会社 Electronic tuner
KR100550875B1 (en) * 2004-02-27 2006-02-10 삼성전기주식회사 Rf modulator with narrow band pass filter

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6351294B1 (en) * 1997-06-17 2002-02-26 Alps Electric Co., Ltd. Television signal receiving tuner capable of receiving FM broadcasting signals without being affected by other interference signals
WO2002073794A2 (en) * 2001-03-09 2002-09-19 California Institute Of Technology Switchless multi-resonant, multi-band power amplifier
EP1418680A1 (en) * 2001-08-10 2004-05-12 Hitachi Metals, Ltd. Bypass filter; multi;band antenna switch circuit; and layered module composite part and communication device using them
JP2005080109A (en) * 2003-09-02 2005-03-24 Murata Mfg Co Ltd High frequency switching circuit
JP2005323063A (en) * 2004-05-07 2005-11-17 Hitachi Metals Ltd Branching filter circuit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2008035893A1 *

Also Published As

Publication number Publication date
KR20080026968A (en) 2008-03-26
WO2008035893A1 (en) 2008-03-27
EP2052537A1 (en) 2009-04-29

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Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

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Effective date: 20080329

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AX Request for extension of the european patent

Extension state: AL BA HR MK RS

DAX Request for extension of the european patent (deleted)
RAP1 Party data changed (applicant data changed or rights of an application transferred)

Owner name: LG INNOTEK CO., LTD.

RBV Designated contracting states (corrected)

Designated state(s): ES FR GB

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A4 Supplementary search report drawn up and despatched

Effective date: 20110211

RIC1 Information provided on ipc code assigned before grant

Ipc: H03F 3/19 20060101ALI20110207BHEP

Ipc: H03H 7/01 20060101ALI20110207BHEP

Ipc: H04N 5/50 20060101AFI20080414BHEP

STAA Information on the status of an ep patent application or granted ep patent

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Effective date: 20110913