DE602004025977D1 - Mischer mit rückkopplung - Google Patents

Mischer mit rückkopplung

Info

Publication number
DE602004025977D1
DE602004025977D1 DE602004025977T DE602004025977T DE602004025977D1 DE 602004025977 D1 DE602004025977 D1 DE 602004025977D1 DE 602004025977 T DE602004025977 T DE 602004025977T DE 602004025977 T DE602004025977 T DE 602004025977T DE 602004025977 D1 DE602004025977 D1 DE 602004025977D1
Authority
DE
Germany
Prior art keywords
receiver
selectivity
desired frequency
feedback signal
compression
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.)
Active
Application number
DE602004025977T
Other languages
English (en)
Inventor
Sven Mattisson
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.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of DE602004025977D1 publication Critical patent/DE602004025977D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • H03D7/1441—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
    • H03D7/1433—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
    • 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
    • H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
    • H03D7/14—Balanced arrangements
    • H03D7/1425—Balanced arrangements with transistors
    • H03D7/1491—Arrangements to linearise a transconductance stage of a mixer arrangement
    • 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
    • H03D2200/0001—Circuit elements of demodulators
    • H03D2200/0025—Gain control circuits
    • 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
DE602004025977T 2003-12-23 2004-12-21 Mischer mit rückkopplung Active DE602004025977D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US10/746,330 US7672659B2 (en) 2002-04-04 2003-12-23 Mixer with feedback
PCT/EP2004/014517 WO2005064786A2 (en) 2003-12-23 2004-12-21 Mixer with feedback

Publications (1)

Publication Number Publication Date
DE602004025977D1 true DE602004025977D1 (de) 2010-04-22

Family

ID=34739061

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602004025977T Active DE602004025977D1 (de) 2003-12-23 2004-12-21 Mischer mit rückkopplung

Country Status (7)

Country Link
US (2) US7672659B2 (de)
EP (1) EP1698048B1 (de)
JP (1) JP4705041B2 (de)
AT (1) ATE460768T1 (de)
DE (1) DE602004025977D1 (de)
ES (1) ES2342401T3 (de)
WO (1) WO2005064786A2 (de)

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US7672659B2 (en) * 2002-04-04 2010-03-02 Telefonaktiebolaget L M Ericsson (Publ) Mixer with feedback
US8816750B2 (en) 2002-07-17 2014-08-26 Broadcom Corporation High frequency mixer with tunable dynamic range
US20060079194A1 (en) * 2003-12-23 2006-04-13 Tobias Tired Communications receiver method and apparatus
DE602004008898T2 (de) * 2004-07-06 2008-06-26 Telefonaktiebolaget Lm Ericsson (Publ) Funkempfänger-Eingangsstufe und Verfahren zur Unterdrückung von Aussenbandstörung
US7587224B2 (en) * 2005-12-21 2009-09-08 Broadcom Corporation Reconfigurable topology for receiver front ends
US7764124B2 (en) * 2006-09-26 2010-07-27 Project Ft, Inc. Broadband low noise amplifier
FR2936115B1 (fr) * 2008-09-18 2010-10-01 St Microelectronics Sa Amplificateur-melangeur pour chaine de reception radiofrequence.
JP4991915B2 (ja) * 2010-07-05 2012-08-08 株式会社東芝 周波数変換回路、信号処理回路及び受信機
US9543916B2 (en) 2014-06-19 2017-01-10 Project Ft, Inc. Active device which has a high breakdown voltage, is memory-less, traps even harmonic signals and circuits used therewith
FR3026250A1 (fr) * 2014-09-19 2016-03-25 St Microelectronics Sa Dispositif electronique pour une chaine de reception de signaux radiofrequence, comprenant un etage amplificateur transconducteur a faible bruit
US11380481B2 (en) * 2020-01-10 2022-07-05 Realtek Semiconductor Corp. Radio transmitter with transmit signal strength indicator and method thereof

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Also Published As

Publication number Publication date
US7672659B2 (en) 2010-03-02
ES2342401T3 (es) 2010-07-06
US20040176064A1 (en) 2004-09-09
EP1698048B1 (de) 2010-03-10
JP2007515905A (ja) 2007-06-14
ATE460768T1 (de) 2010-03-15
JP4705041B2 (ja) 2011-06-22
WO2005064786A2 (en) 2005-07-14
EP1698048A2 (de) 2006-09-06
US20100112972A1 (en) 2010-05-06
WO2005064786A3 (en) 2005-08-11

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