CA1155927A - Balanced modulator - Google Patents

Balanced modulator

Info

Publication number
CA1155927A
CA1155927A CA000362445A CA362445A CA1155927A CA 1155927 A CA1155927 A CA 1155927A CA 000362445 A CA000362445 A CA 000362445A CA 362445 A CA362445 A CA 362445A CA 1155927 A CA1155927 A CA 1155927A
Authority
CA
Canada
Prior art keywords
balanced
signal
modulation circuit
level
modulator
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
Application number
CA000362445A
Other languages
English (en)
French (fr)
Inventor
Kenzo Tanabe
Junji Suzuki
Masashi Kanno
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial Co 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of CA1155927A publication Critical patent/CA1155927A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3036—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers
    • H03G3/3042—Automatic control in amplifiers having semiconductor devices in high-frequency amplifiers or in frequency-changers in modulators, frequency-changers, transmitters or power amplifiers
    • 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
    • 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
    • H03D7/1408—Balanced arrangements with diodes
    • 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
    • H03D7/145—Balanced arrangements with transistors using a combination of bipolar transistors and 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
    • 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
    • H03D2200/0033—Current mirrors
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Amplitude Modulation (AREA)
  • Superheterodyne Receivers (AREA)
CA000362445A 1979-10-16 1980-10-15 Balanced modulator Expired CA1155927A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP13403179A JPS5657313A (en) 1979-10-16 1979-10-16 Balanced modulator
JP54-134031/1979 1979-10-16

Publications (1)

Publication Number Publication Date
CA1155927A true CA1155927A (en) 1983-10-25

Family

ID=15118750

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000362445A Expired CA1155927A (en) 1979-10-16 1980-10-15 Balanced modulator

Country Status (3)

Country Link
JP (1) JPS5657313A (en, 2012)
CA (1) CA1155927A (en, 2012)
DE (1) DE3038995A1 (en, 2012)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7865157B2 (en) 2003-11-03 2011-01-04 Thomson Licensing Controllable mixer

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1211106B (it) * 1981-09-16 1989-09-29 Ates Componenti Elettron Stadio d'ingresso amplificatore e miscelatore a transistori per un radioricevitore.
JPS58171105A (ja) * 1982-03-31 1983-10-07 Toshiba Corp 振幅変調器
JPS61105912A (ja) * 1984-10-30 1986-05-24 Mitsubishi Electric Corp ミキサ回路
NL8503435A (nl) * 1985-12-13 1987-07-01 Philips Nv Uhf-versterkermengschakeling.
JPS63294822A (ja) * 1987-05-27 1988-12-01 求　政治 自動食器洗い機
DE10239856A1 (de) * 2002-08-29 2004-03-11 Infineon Technologies Ag Schaltungsanordnung mit Frequenzumsetzer
DE10351115A1 (de) * 2003-11-03 2005-05-25 Deutsche Thomson-Brandt Gmbh Steuerbarer Mischer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7865157B2 (en) 2003-11-03 2011-01-04 Thomson Licensing Controllable mixer

Also Published As

Publication number Publication date
JPS5657313A (en) 1981-05-19
JPS6243561B2 (en, 2012) 1987-09-16
DE3038995A1 (de) 1981-05-14

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Legal Events

Date Code Title Description
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