ATE411641T1 - Offsetkorrektur für abwärtsumsetzungsmischer - Google Patents

Offsetkorrektur für abwärtsumsetzungsmischer

Info

Publication number
ATE411641T1
ATE411641T1 AT03817621T AT03817621T ATE411641T1 AT E411641 T1 ATE411641 T1 AT E411641T1 AT 03817621 T AT03817621 T AT 03817621T AT 03817621 T AT03817621 T AT 03817621T AT E411641 T1 ATE411641 T1 AT E411641T1
Authority
AT
Austria
Prior art keywords
differential
measure
direct conversion
signal
mixer
Prior art date
Application number
AT03817621T
Other languages
German (de)
English (en)
Inventor
William Redman-White
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 ATE411641T1 publication Critical patent/ATE411641T1/de

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
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H03D7/1433—Balanced arrangements with transistors using bipolar transistors
    • 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
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • 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
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H03D7/1441—Balanced arrangements with transistors using field-effect transistors
    • 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
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H03D7/1458—Double balanced arrangements, i.e. where both input signals are differential
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0043—Bias and operating point
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/0047—Offset of DC voltage or frequency
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
    • H03D2200/0041—Functional aspects of demodulators
    • H03D2200/009—Reduction of local oscillator or RF leakage

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Superheterodyne Receivers (AREA)
  • Radar Systems Or Details Thereof (AREA)
AT03817621T 2003-07-25 2003-07-25 Offsetkorrektur für abwärtsumsetzungsmischer ATE411641T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/IB2003/003362 WO2005011103A1 (en) 2003-07-25 2003-07-25 Offset correction for down-conversion mixers

Publications (1)

Publication Number Publication Date
ATE411641T1 true ATE411641T1 (de) 2008-10-15

Family

ID=34090440

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03817621T ATE411641T1 (de) 2003-07-25 2003-07-25 Offsetkorrektur für abwärtsumsetzungsmischer

Country Status (7)

Country Link
EP (1) EP1652292B1 (cg-RX-API-DMAC7.html)
JP (1) JP4466870B2 (cg-RX-API-DMAC7.html)
CN (1) CN100576721C (cg-RX-API-DMAC7.html)
AT (1) ATE411641T1 (cg-RX-API-DMAC7.html)
AU (1) AU2003255876A1 (cg-RX-API-DMAC7.html)
DE (1) DE60324204D1 (cg-RX-API-DMAC7.html)
WO (1) WO2005011103A1 (cg-RX-API-DMAC7.html)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2006314029A (ja) * 2005-05-09 2006-11-16 Renesas Technology Corp 無線通信用半導体集積回路装置
DE102005028747B4 (de) 2005-06-21 2010-12-16 Infineon Technologies Ag Mischeranordnung, Verwendung der Mischeranordnung und Verfahren zur Frequenzumsetzung
DE102006018309A1 (de) * 2006-04-20 2007-10-25 Hella Kgaa Hueck & Co. Vorrichtung zum Entstören von kleinen Signalen
US8515362B2 (en) * 2008-10-30 2013-08-20 Qualcomm, Incorporated Mixer architectures
JP5853881B2 (ja) * 2012-06-26 2016-02-09 三菱電機株式会社 無線通信装置
US8847662B2 (en) * 2012-09-11 2014-09-30 Mediatek Inc. Mixer and associated signal circuit
US9948239B2 (en) 2016-09-21 2018-04-17 Qualcomm Incorporated Configurable mixer
US10193497B2 (en) * 2016-12-06 2019-01-29 Qualcomm Incorporated Enhanced broadband operation of an active mixer
US12463592B2 (en) * 2023-06-23 2025-11-04 Qualcomm Incorporated Active mixers with enhanced image rejection ratio (IRR)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5933771A (en) * 1997-06-20 1999-08-03 Nortel Networks Corporation Low voltage gain controlled mixer
JP2002111412A (ja) * 2000-09-29 2002-04-12 Toshiba Corp 増幅回路
US6509777B2 (en) * 2001-01-23 2003-01-21 Resonext Communications, Inc. Method and apparatus for reducing DC offset
WO2002084859A1 (en) * 2001-04-18 2002-10-24 Nokia Corporation Balanced circuit arrangement and method for linearizing such an arrangement

Also Published As

Publication number Publication date
CN100576721C (zh) 2009-12-30
EP1652292A1 (en) 2006-05-03
JP4466870B2 (ja) 2010-05-26
DE60324204D1 (cg-RX-API-DMAC7.html) 2008-11-27
CN1802785A (zh) 2006-07-12
EP1652292B1 (en) 2008-10-15
AU2003255876A1 (en) 2005-02-14
WO2005011103A1 (en) 2005-02-03
JP2007516624A (ja) 2007-06-21

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Legal Events

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