JPS5657313A - Balanced modulator - Google Patents

Balanced modulator

Info

Publication number
JPS5657313A
JPS5657313A JP13403179A JP13403179A JPS5657313A JP S5657313 A JPS5657313 A JP S5657313A JP 13403179 A JP13403179 A JP 13403179A JP 13403179 A JP13403179 A JP 13403179A JP S5657313 A JPS5657313 A JP S5657313A
Authority
JP
Japan
Prior art keywords
signal
level
increase
modulation distortion
trs
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.)
Granted
Application number
JP13403179A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6243561B2 (is
Inventor
Kenzo Tanabe
Masashi Sugano
Junji Suzuki
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
Priority to JP13403179A priority Critical patent/JPS5657313A/ja
Priority to DE19803038995 priority patent/DE3038995A1/de
Priority to CA000362445A priority patent/CA1155927A/en
Publication of JPS5657313A publication Critical patent/JPS5657313A/ja
Publication of JPS6243561B2 publication Critical patent/JPS6243561B2/ja
Granted 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)
JP13403179A 1979-10-16 1979-10-16 Balanced modulator Granted JPS5657313A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP13403179A JPS5657313A (en) 1979-10-16 1979-10-16 Balanced modulator
DE19803038995 DE3038995A1 (de) 1979-10-16 1980-10-15 Symmetrische mischschaltung
CA000362445A CA1155927A (en) 1979-10-16 1980-10-15 Balanced modulator

Applications Claiming Priority (1)

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

Publications (2)

Publication Number Publication Date
JPS5657313A true JPS5657313A (en) 1981-05-19
JPS6243561B2 JPS6243561B2 (is) 1987-09-16

Family

ID=15118750

Family Applications (1)

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

Country Status (3)

Country Link
JP (1) JPS5657313A (is)
CA (1) CA1155927A (is)
DE (1) DE3038995A1 (is)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61105912A (ja) * 1984-10-30 1986-05-24 Mitsubishi Electric Corp ミキサ回路

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
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
US7865157B2 (en) 2003-11-03 2011-01-04 Thomson Licensing Controllable mixer
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
JPS61105912A (ja) * 1984-10-30 1986-05-24 Mitsubishi Electric Corp ミキサ回路

Also Published As

Publication number Publication date
DE3038995A1 (de) 1981-05-14
CA1155927A (en) 1983-10-25
JPS6243561B2 (is) 1987-09-16

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