DE60333729D1 - Fernsehtuner und darin verwendete leiterplatte - Google Patents

Fernsehtuner und darin verwendete leiterplatte

Info

Publication number
DE60333729D1
DE60333729D1 DE60333729T DE60333729T DE60333729D1 DE 60333729 D1 DE60333729 D1 DE 60333729D1 DE 60333729 T DE60333729 T DE 60333729T DE 60333729 T DE60333729 T DE 60333729T DE 60333729 D1 DE60333729 D1 DE 60333729D1
Authority
DE
Germany
Prior art keywords
television
circuit board
board used
pal
trace
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
DE60333729T
Other languages
English (en)
Inventor
Yeow T Toh
Eng N Pang
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
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 DE60333729D1 publication Critical patent/DE60333729D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
DE60333729T 2002-02-01 2003-01-17 Fernsehtuner und darin verwendete leiterplatte Expired - Lifetime DE60333729D1 (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
DE60333729D1 true DE60333729D1 (de) 2010-09-23

Family

ID=27656671

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60333729T Expired - Lifetime DE60333729D1 (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
JP2005516518A (ja) 2005-06-02
US7319497B2 (en) 2008-01-15
WO2003065580A1 (en) 2003-08-07
US20050101274A1 (en) 2005-05-12
KR100949921B1 (ko) 2010-03-30
JP4961520B2 (ja) 2012-06-27
KR20040083494A (ko) 2004-10-02
CN1320750C (zh) 2007-06-06
EP1474867B1 (de) 2010-08-11
EP1474867A1 (de) 2004-11-10
CN1625836A (zh) 2005-06-08
ATE477617T1 (de) 2010-08-15

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