DE3038995A1 - Symmetrische mischschaltung - Google Patents

Symmetrische mischschaltung

Info

Publication number
DE3038995A1
DE3038995A1 DE19803038995 DE3038995A DE3038995A1 DE 3038995 A1 DE3038995 A1 DE 3038995A1 DE 19803038995 DE19803038995 DE 19803038995 DE 3038995 A DE3038995 A DE 3038995A DE 3038995 A1 DE3038995 A1 DE 3038995A1
Authority
DE
Germany
Prior art keywords
modulator
signal
emitter
mixer
symmetrical
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.)
Withdrawn
Application number
DE19803038995
Other languages
German (de)
English (en)
Inventor
Masahi Katano Osaka Kanno
Junji Neyagawa Osaka Suzuki
Kenzo Katano Osaka Tanabe
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
Publication of DE3038995A1 publication Critical patent/DE3038995A1/de
Withdrawn legal-status Critical Current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)
DE19803038995 1979-10-16 1980-10-15 Symmetrische mischschaltung Withdrawn DE3038995A1 (de)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DE3038995A1 true DE3038995A1 (de) 1981-05-14

Family

ID=15118750

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803038995 Withdrawn DE3038995A1 (de) 1979-10-16 1980-10-15 Symmetrische mischschaltung

Country Status (3)

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

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3234240A1 (de) * 1981-09-16 1983-03-31 SGS-ATES Componenti Elettronici S.p.A., 20041 Agrate Brianza, Milano Transistorisierte eingangsverstaerker- und mischstufe fuer einen rundfunkempfaenger
EP0090329A1 (en) * 1982-03-31 1983-10-05 Kabushiki Kaisha Toshiba Amplitude modulator
EP0232560A1 (en) * 1985-12-13 1987-08-19 Koninklijke Philips Electronics N.V. UHF amplifier-mixer circuit
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
US7865157B2 (en) 2003-11-03 2011-01-04 Thomson Licensing Controllable mixer

Families Citing this family (2)

* 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
JPS63294822A (ja) * 1987-05-27 1988-12-01 求　政治 自動食器洗い機

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3234240A1 (de) * 1981-09-16 1983-03-31 SGS-ATES Componenti Elettronici S.p.A., 20041 Agrate Brianza, Milano Transistorisierte eingangsverstaerker- und mischstufe fuer einen rundfunkempfaenger
EP0090329A1 (en) * 1982-03-31 1983-10-05 Kabushiki Kaisha Toshiba Amplitude modulator
EP0232560A1 (en) * 1985-12-13 1987-08-19 Koninklijke Philips Electronics N.V. UHF amplifier-mixer circuit
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
US7865157B2 (en) 2003-11-03 2011-01-04 Thomson Licensing Controllable mixer

Also Published As

Publication number Publication date
JPS6243561B2 (enrdf_load_stackoverflow) 1987-09-16
JPS5657313A (en) 1981-05-19
CA1155927A (en) 1983-10-25

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Legal Events

Date Code Title Description
8101 Request for examination as to novelty
8141 Disposal/no request for examination