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FI911786A0 - Modulatorkrets. - Google Patents

Modulatorkrets.

Info

Publication number
FI911786A0
FI911786A0 FI911786A FI911786A FI911786A0 FI 911786 A0 FI911786 A0 FI 911786A0 FI 911786 A FI911786 A FI 911786A FI 911786 A FI911786 A FI 911786A FI 911786 A0 FI911786 A0 FI 911786A0
Authority
FI
Finland
Prior art keywords
modulator
amplifier
signal
circuit
correction
Prior art date
Application number
FI911786A
Other languages
English (en)
Other versions
FI102796B (fi
FI911786A7 (fi
FI102796B1 (fi
Inventor
Joannes Mathilda Jos Sevenhans
Erik Maurice Rene Vande Abeele
Original Assignee
Alcatel Nv
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 Alcatel Nv filed Critical Alcatel Nv
Publication of FI911786A0 publication Critical patent/FI911786A0/fi
Publication of FI911786A7 publication Critical patent/FI911786A7/fi
Application granted granted Critical
Publication of FI102796B publication Critical patent/FI102796B/fi
Publication of FI102796B1 publication Critical patent/FI102796B1/fi

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
    • H03C1/545—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising semiconductor devices with at least three electrodes using bipolar transistors
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C2200/00—Indexing scheme relating to details of modulators or modulation methods covered by H03C
    • H03C2200/0004—Circuit elements of modulators
    • H03C2200/0012—Emitter or source coupled transistor pairs or long tail pairs
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C2200/00—Indexing scheme relating to details of modulators or modulation methods covered by H03C
    • H03C2200/0004—Circuit elements of modulators
    • H03C2200/0025—Gilbert multipliers
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C2200/00—Indexing scheme relating to details of modulators or modulation methods covered by H03C
    • H03C2200/0037—Functional aspects of modulators
    • H03C2200/0079—Measures to linearise modulation or reduce distortion of modulation characteristics

Landscapes

  • Amplitude Modulation (AREA)
  • Amplifiers (AREA)
  • Details Of Television Scanning (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Medicines That Contain Protein Lipid Enzymes And Other Medicines (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
FI911786A 1990-04-13 1991-04-12 Modulaattoripiiri FI102796B1 (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP90200923A EP0451372B1 (en) 1990-04-13 1990-04-13 Modulator circuit

Publications (4)

Publication Number Publication Date
FI911786A0 true FI911786A0 (fi) 1991-04-12
FI911786A7 FI911786A7 (fi) 1991-10-14
FI102796B FI102796B (fi) 1999-02-15
FI102796B1 FI102796B1 (fi) 1999-02-15

Family

ID=8204991

Family Applications (1)

Application Number Title Priority Date Filing Date
FI911786A FI102796B1 (fi) 1990-04-13 1991-04-12 Modulaattoripiiri

Country Status (9)

Country Link
US (1) US5095290A (fi)
EP (1) EP0451372B1 (fi)
JP (1) JP3193388B2 (fi)
AT (1) ATE110196T1 (fi)
CA (1) CA2040354C (fi)
DE (1) DE69011667T2 (fi)
ES (1) ES2062295T3 (fi)
FI (1) FI102796B1 (fi)
NO (1) NO177478C (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2801389B2 (ja) * 1990-11-02 1998-09-21 キヤノン株式会社 信号処理装置
US5398008A (en) * 1992-08-17 1995-03-14 Alcatel N.V. Circuit arrangement for amplitude-modulating the drive signal of a laser
US6400777B1 (en) 1998-04-28 2002-06-04 Avaya Technology Corp. Linear modulator
US6384421B1 (en) * 1999-10-07 2002-05-07 Logical Systems Incorporated Vision system for industrial parts
WO2007122562A2 (en) * 2006-04-21 2007-11-01 Nxp B.V. A modulator for amplitude-modulating a signal
CN101079634B (zh) * 2007-06-06 2010-06-23 华东师范大学 一种流水线结构的数字∑-△调制器
EP2146427A1 (en) * 2008-07-07 2010-01-20 Nxp B.V. Digital modulator

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0040274B1 (en) * 1980-05-20 1984-02-22 Motorola, Inc. Self balancing modulator and its application in a chroma demodulator
JPS58171105A (ja) * 1982-03-31 1983-10-07 Toshiba Corp 振幅変調器
DE3545006A1 (de) * 1985-12-19 1987-07-02 Philips Patentverwaltung Modulator

Also Published As

Publication number Publication date
US5095290A (en) 1992-03-10
FI102796B (fi) 1999-02-15
NO911188L (no) 1991-10-14
DE69011667T2 (de) 1995-01-19
NO177478C (no) 1995-09-20
NO911188D0 (no) 1991-03-25
FI911786A7 (fi) 1991-10-14
ATE110196T1 (de) 1994-09-15
CA2040354C (en) 1993-07-20
EP0451372B1 (en) 1994-08-17
EP0451372A1 (en) 1991-10-16
ES2062295T3 (es) 1994-12-16
CA2040354A1 (en) 1993-07-20
JP3193388B2 (ja) 2001-07-30
FI102796B1 (fi) 1999-02-15
NO177478B (no) 1995-06-12
DE69011667D1 (de) 1994-09-22
JPH04227304A (ja) 1992-08-17

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