ATE477617T1 - Fernsehtuner und darin verwendete leiterplatte - Google Patents

Fernsehtuner und darin verwendete leiterplatte

Info

Publication number
ATE477617T1
ATE477617T1 AT03734782T AT03734782T ATE477617T1 AT E477617 T1 ATE477617 T1 AT E477617T1 AT 03734782 T AT03734782 T AT 03734782T AT 03734782 T AT03734782 T AT 03734782T AT E477617 T1 ATE477617 T1 AT E477617T1
Authority
AT
Austria
Prior art keywords
circuit board
television tuner
board used
pal
trace
Prior art date
Application number
AT03734782T
Other languages
English (en)
Inventor
Yeow Toh
Eng Pang
Original Assignee
Nxp Bv
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 Nxp Bv filed Critical Nxp Bv
Application granted granted Critical
Publication of ATE477617T1 publication Critical patent/ATE477617T1/de

Links

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
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/24—Continuous tuning of more than one resonant circuit simultaneously, the circuits being tuned to substantially the same frequency, e.g. for single-knob tuning
    • H03J3/26—Continuous tuning of more than one resonant circuit simultaneously, the circuits being tuned to substantially the same frequency, e.g. for single-knob tuning the circuits being coupled so as to form a bandpass filter
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
    • H03J3/00—Continuous tuning
    • H03J3/02—Details
    • H03J3/06—Arrangements for obtaining constant bandwidth or gain throughout tuning range or ranges
    • H03J3/08—Arrangements for obtaining constant bandwidth or gain throughout tuning range or ranges by varying a second parameter simultaneously with the tuning, e.g. coupling bandpass filter
    • 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
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/02—Details
    • H05K1/0286—Programmable, customizable or modifiable circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Superheterodyne Receivers (AREA)
  • Filters And Equalizers (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
  • Channel Selection Circuits, Automatic Tuning Circuits (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
AT03734782T 2002-02-01 2003-01-17 Fernsehtuner und darin verwendete leiterplatte ATE477617T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SG0200038 2002-02-01
PCT/IB2003/000109 WO2003065580A1 (en) 2002-02-01 2003-01-17 Television tuner and printed circuit board used therein

Publications (1)

Publication Number Publication Date
ATE477617T1 true ATE477617T1 (de) 2010-08-15

Family

ID=27656671

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03734782T ATE477617T1 (de) 2002-02-01 2003-01-17 Fernsehtuner und darin verwendete leiterplatte

Country Status (8)

Country Link
US (1) US7319497B2 (de)
EP (1) EP1474867B1 (de)
JP (1) JP4961520B2 (de)
KR (1) KR100949921B1 (de)
CN (1) CN1320750C (de)
AT (1) ATE477617T1 (de)
DE (1) DE60333729D1 (de)
WO (1) WO2003065580A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3108714U (ja) * 2004-11-11 2005-04-28 アルプス電気株式会社 テレビジョンチューナの中間周波回路
DE102005056486A1 (de) * 2005-11-20 2007-05-31 Atmel Germany Gmbh Eingangsfilter zur Spiegelfrequenzunterdrückung
US7596673B2 (en) * 2005-12-08 2009-09-29 Sony Corporation Failure tolerant data storage
EP2139112A1 (de) * 2008-06-25 2009-12-30 Alps Electric Co., Ltd. Zweikreisschaltung
JP2010011406A (ja) * 2008-06-30 2010-01-14 Toshiba Corp テレビジョン放送受信装置
GB2518476B (en) * 2013-09-20 2015-11-04 Silicon Lab Inc Multi-chip modules having stacked television demodulators
US10547281B1 (en) * 2018-07-13 2020-01-28 Qualcomm Incorporated Source impedance tuning circuit for a receive path

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07270478A (ja) * 1994-03-31 1995-10-20 Nitto Denko Corp プリント配線板のクロスト−ク検査方法
JPH0992539A (ja) * 1995-09-22 1997-04-04 Uniden Corp 立体渦巻状インダクタ及びそれを用いた誘導結合フィルタ
JPH09284157A (ja) * 1996-04-17 1997-10-31 Alps Electric Co Ltd テレビジョンチューナの入力回路
US5822542A (en) * 1996-10-31 1998-10-13 Sensormatic Electronics Corporation Electronic and structural components of an intelligent video information management apparatus
GB2362049B (en) * 2000-05-04 2002-11-06 Alps Electric Switching double tuned circuit
US7084720B2 (en) * 2002-01-09 2006-08-01 Broadcom Corporation Printed bandpass filter for a double conversion tuner

Also Published As

Publication number Publication date
US20050101274A1 (en) 2005-05-12
JP4961520B2 (ja) 2012-06-27
CN1320750C (zh) 2007-06-06
JP2005516518A (ja) 2005-06-02
KR100949921B1 (ko) 2010-03-30
CN1625836A (zh) 2005-06-08
EP1474867B1 (de) 2010-08-11
KR20040083494A (ko) 2004-10-02
EP1474867A1 (de) 2004-11-10
DE60333729D1 (de) 2010-09-23
WO2003065580A1 (en) 2003-08-07
US7319497B2 (en) 2008-01-15

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties