ATE289128T1 - Symmetrischer quadraturmodulator unter verwendung von zweistufiger frequenzumsetzung - Google Patents

Symmetrischer quadraturmodulator unter verwendung von zweistufiger frequenzumsetzung

Info

Publication number
ATE289128T1
ATE289128T1 AT01202654T AT01202654T ATE289128T1 AT E289128 T1 ATE289128 T1 AT E289128T1 AT 01202654 T AT01202654 T AT 01202654T AT 01202654 T AT01202654 T AT 01202654T AT E289128 T1 ATE289128 T1 AT E289128T1
Authority
AT
Austria
Prior art keywords
frequency conversion
modulator
quadrature modulator
stage frequency
block
Prior art date
Application number
AT01202654T
Other languages
English (en)
Inventor
Arnaud Casagrande
Original Assignee
Asulab Sa
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 Asulab Sa filed Critical Asulab Sa
Application granted granted Critical
Publication of ATE289128T1 publication Critical patent/ATE289128T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/52—Modulators in which carrier or one sideband is wholly or partially suppressed
    • H03C1/54—Balanced modulators, e.g. bridge type, ring type or double balanced type
    • H03C1/542—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising semiconductor devices with at least three electrodes
    • 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)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Amplitude Modulation (AREA)
AT01202654T 2001-07-10 2001-07-10 Symmetrischer quadraturmodulator unter verwendung von zweistufiger frequenzumsetzung ATE289128T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP01202654A EP1289122B1 (de) 2001-07-10 2001-07-10 Symmetrischer Quadraturmodulator unter Verwendung von zweistufiger Frequenzumsetzung

Publications (1)

Publication Number Publication Date
ATE289128T1 true ATE289128T1 (de) 2005-02-15

Family

ID=8180627

Family Applications (1)

Application Number Title Priority Date Filing Date
AT01202654T ATE289128T1 (de) 2001-07-10 2001-07-10 Symmetrischer quadraturmodulator unter verwendung von zweistufiger frequenzumsetzung

Country Status (3)

Country Link
EP (1) EP1289122B1 (de)
AT (1) ATE289128T1 (de)
DE (1) DE60108866T2 (de)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5373265A (en) * 1993-07-06 1994-12-13 At&T Corp. Modulator having oscillator for generating IF and RF signals by division and up-conversion
US6029059A (en) * 1997-06-30 2000-02-22 Lucent Technologies, Inc. Quadrature mixer method and apparatus
US5847623A (en) * 1997-09-08 1998-12-08 Ericsson Inc. Low noise Gilbert Multiplier Cells and quadrature modulators
US5861781A (en) * 1997-09-16 1999-01-19 Lucent Technologies Inc. Single sideband double quadrature modulator
FI107656B (fi) * 1998-10-30 2001-09-14 Nokia Mobile Phones Ltd Alipäästösuodin lähettimessä ja matkaviestin

Also Published As

Publication number Publication date
EP1289122B1 (de) 2005-02-09
EP1289122A1 (de) 2003-03-05
DE60108866D1 (de) 2005-03-17
DE60108866T2 (de) 2006-01-12

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Legal Events

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