DE60123890D1 - Frequenzumsetzer - Google Patents

Frequenzumsetzer

Info

Publication number
DE60123890D1
DE60123890D1 DE60123890T DE60123890T DE60123890D1 DE 60123890 D1 DE60123890 D1 DE 60123890D1 DE 60123890 T DE60123890 T DE 60123890T DE 60123890 T DE60123890 T DE 60123890T DE 60123890 D1 DE60123890 D1 DE 60123890D1
Authority
DE
Germany
Prior art keywords
frequency converter
converter
frequency
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
DE60123890T
Other languages
English (en)
Other versions
DE60123890T2 (de
Inventor
Nicholas Paul Cowley
Alison Payne
Mark Dawkins
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.)
Microsemi Semiconductor Ltd
Original Assignee
Zarlink Semiconductor 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 Zarlink Semiconductor Ltd filed Critical Zarlink Semiconductor Ltd
Application granted granted Critical
Publication of DE60123890D1 publication Critical patent/DE60123890D1/de
Publication of DE60123890T2 publication Critical patent/DE60123890T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/16—Multiple-frequency-changing
    • H03D7/165—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
DE60123890T 2000-08-22 2001-08-15 Frequenzumsetzer Expired - Lifetime DE60123890T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB0020527.8A GB0020527D0 (en) 2000-08-22 2000-08-22 Digital tuner
GB0020527 2000-08-22

Publications (2)

Publication Number Publication Date
DE60123890D1 true DE60123890D1 (de) 2006-11-30
DE60123890T2 DE60123890T2 (de) 2007-05-31

Family

ID=9897977

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60123890T Expired - Lifetime DE60123890T2 (de) 2000-08-22 2001-08-15 Frequenzumsetzer

Country Status (5)

Country Link
US (1) US6937670B2 (de)
EP (1) EP1182775B1 (de)
JP (1) JP2002141822A (de)
DE (1) DE60123890T2 (de)
GB (1) GB0020527D0 (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4171869B2 (ja) * 2001-09-05 2008-10-29 ソニー株式会社 ヘテロダイン受信機
US20030069022A1 (en) * 2001-10-04 2003-04-10 Mark Kintis Amplitude cancellation topology for multichannel applications
AU2002356810A1 (en) * 2001-10-16 2003-04-28 Rfstream Corporation Monolithic integrated circuit for a television receiver
WO2003105464A2 (en) * 2002-06-05 2003-12-18 Ukom, Inc. Quadratic video demodulation with baseband nyquist filter
GB2392566A (en) * 2002-08-24 2004-03-03 Zarlink Semiconductor Ltd A tuner in which one band is up-converted and this or a second band is selected for direct conversion to baseband
EP1552619A1 (de) * 2002-10-15 2005-07-13 Sirific Wireless Corporation Gleichstrom-trimmschaltung für die hochfrequenz-(hf-)abwärtsumsetzung
GB2394847B (en) * 2002-11-02 2005-09-07 Zarlink Semiconductor Ltd Digital receiver
GB2398943B (en) * 2003-02-28 2005-08-31 Zarlink Semiconductor Ltd Tuner
US20050118977A1 (en) * 2003-12-02 2005-06-02 Drogi Serge F. Method, apparatus, and systems for digital radio communication systems
US20050195336A1 (en) * 2004-03-05 2005-09-08 Waight Matthew G. Integrated television receivers with I and Q analog to digital converters
EP1738458B1 (de) 2004-04-13 2009-09-02 Maxlinear, Inc. Doppel-umsetzungsempfänger mit programmierbarer zwischenfrequenz und kanalauswahl
US7502587B2 (en) * 2004-05-28 2009-03-10 Echostar Technologies Corporation Method and device for band translation
KR100574470B1 (ko) * 2004-06-21 2006-04-27 삼성전자주식회사 전류증폭결합기를 포함하는 선형 혼합기회로
US20060083335A1 (en) 2004-10-12 2006-04-20 Maxlinear, Inc. Receiver architecture with digitally generated intermediate frequency
WO2006044373A1 (en) * 2004-10-12 2006-04-27 Maxlinear, Inc. A hybrid receiver architecture using upconversion followed by direct downconversion
US20060160518A1 (en) 2004-12-10 2006-07-20 Maxlinear, Inc. Harmonic reject receiver architecture and mixer
WO2006099161A2 (en) * 2005-03-11 2006-09-21 Rfstream Corporation A mosfet temperature compensation current source
JP2008533840A (ja) * 2005-03-11 2008-08-21 株式会社ＲｆＳｔｒｅａｍ 無線周波誘導容量性フィルタ回路トポロジー
US20060217095A1 (en) * 2005-03-11 2006-09-28 Takatsuga Kamata Wideband tuning circuit
JP4171764B2 (ja) * 2005-03-16 2008-10-29 パイオニア株式会社 高周波受信機および隣接妨害波の低減方法
GB2427091A (en) * 2005-06-08 2006-12-13 Zarlink Semiconductor Ltd Baseband quadrature frequency down-converter receiver having quadrature up-converter stage
GB2429349B (en) * 2005-08-16 2010-09-01 Zarlink Semiconductor Ltd Quadrature frequency changer, tuner and modulator
KR100820514B1 (ko) * 2005-08-18 2008-04-10 엘지이노텍 주식회사 위성 방송 수신 장치 및 방법
US7865135B2 (en) * 2005-08-18 2011-01-04 Lg Innotek Co., Ltd. Apparatus for receiving satellite broadcasting and method thereof
US20080049875A1 (en) * 2006-08-25 2008-02-28 Nick Cowley Integrated tuner apparatus, systems, and methods
WO2009045966A1 (en) 2007-10-01 2009-04-09 Maxlinear, Inc. I/q calibration techniques
CN102655563B (zh) * 2011-03-01 2014-09-10 晨星软件研发(深圳)有限公司 校正影音信号的校正装置及方法
WO2013074474A1 (en) * 2011-11-15 2013-05-23 University Of Florida Research Foundation, Inc. Offset generative receiver
CN103135097B (zh) * 2013-01-29 2014-09-10 西安电子工程研究所 一种基于fpga的16通道双模式雷达数字下变频方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57107645A (en) * 1980-12-25 1982-07-05 Toshiba Corp Tuner
GB2192104A (en) * 1986-06-27 1987-12-31 Philips Electronic Associated Superheterodyne radio receiver
US5038404A (en) * 1989-09-01 1991-08-06 General Instrument Corp. Low phase noise agile up converter
US4979230A (en) * 1989-12-04 1990-12-18 General Instrument Corporation Up-conversion homodyne receiver for cable television converter with frequency offset to avoid adjacent channel interference
US5390346A (en) * 1994-01-21 1995-02-14 General Instrument Corporation Of Delaware Small frequency step up or down converters using large frequency step synthesizers
US5933770A (en) * 1995-11-27 1999-08-03 Lucent Technologies Inc. Low distortion tuner-receiver with bridge-type diplexer
JPH1056359A (ja) 1996-08-09 1998-02-24 Alps Electric Co Ltd デジタル放送受信チューナ
US6057876A (en) * 1996-12-18 2000-05-02 General Instrument Corporation Dual conversion settop terminal including a system for avoiding oscillator difference beats
TW391114B (en) 1997-01-31 2000-05-21 Scientific Atlanta System and method for harmonic interference avoidance in carrier recovery for digital demodulation
US6031878A (en) * 1997-02-28 2000-02-29 Maxim Integrated Products, Inc. Direct-conversion tuner integrated circuit for direct broadcast satellite television
US5852477A (en) * 1997-06-25 1998-12-22 Samsung Electronics Co., Ltd. Digital TV receivers with poly-phase analog-to-digital conversion of baseband symbol coding
US6377314B1 (en) * 1998-07-31 2002-04-23 Rf Technology, Inc. Methods and apparatus for transmitting analog and digital information signals
GB0020528D0 (en) * 2000-08-22 2000-10-11 Mitel Semiconductor Ltd Multiple conversion tuner

Also Published As

Publication number Publication date
EP1182775A3 (de) 2003-04-09
US20020075971A1 (en) 2002-06-20
DE60123890T2 (de) 2007-05-31
EP1182775B1 (de) 2006-10-18
US6937670B2 (en) 2005-08-30
EP1182775A2 (de) 2002-02-27
GB0020527D0 (en) 2000-10-11
JP2002141822A (ja) 2002-05-17

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition