JPS58171105A - 振幅変調器 - Google Patents

振幅変調器

Info

Publication number
JPS58171105A
JPS58171105A JP57053481A JP5348182A JPS58171105A JP S58171105 A JPS58171105 A JP S58171105A JP 57053481 A JP57053481 A JP 57053481A JP 5348182 A JP5348182 A JP 5348182A JP S58171105 A JPS58171105 A JP S58171105A
Authority
JP
Japan
Prior art keywords
transistor
differential pair
output
transistors
wave signal
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
JP57053481A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0239881B2 (en, 2012
Inventor
Seitarou Niihara
新原　盛太郎
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP57053481A priority Critical patent/JPS58171105A/ja
Priority to DE8383102834T priority patent/DE3361264D1/de
Priority to EP83102834A priority patent/EP0090329B1/en
Priority to US06/480,005 priority patent/US4547752A/en
Publication of JPS58171105A publication Critical patent/JPS58171105A/ja
Publication of JPH0239881B2 publication Critical patent/JPH0239881B2/ja
Granted legal-status Critical Current

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
    • H03C2200/0037—Functional aspects of modulators
    • H03C2200/0066—Reduction of carrier leakage or the suppression of the carrier
    • 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)
JP57053481A 1982-03-31 1982-03-31 振幅変調器 Granted JPS58171105A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP57053481A JPS58171105A (ja) 1982-03-31 1982-03-31 振幅変調器
DE8383102834T DE3361264D1 (en) 1982-03-31 1983-03-22 Amplitude modulator
EP83102834A EP0090329B1 (en) 1982-03-31 1983-03-22 Amplitude modulator
US06/480,005 US4547752A (en) 1982-03-31 1983-03-29 Amplitude modulator with three differential transistor pairs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57053481A JPS58171105A (ja) 1982-03-31 1982-03-31 振幅変調器

Publications (2)

Publication Number Publication Date
JPS58171105A true JPS58171105A (ja) 1983-10-07
JPH0239881B2 JPH0239881B2 (en, 2012) 1990-09-07

Family

ID=12944030

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57053481A Granted JPS58171105A (ja) 1982-03-31 1982-03-31 振幅変調器

Country Status (4)

Country Link
US (1) US4547752A (en, 2012)
EP (1) EP0090329B1 (en, 2012)
JP (1) JPS58171105A (en, 2012)
DE (1) DE3361264D1 (en, 2012)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0165364B1 (fr) * 1984-06-20 1988-09-07 International Business Machines Corporation Procédé de standardisation et de stabilisation de tranches semiconductrices
JPS61177006A (ja) * 1985-01-31 1986-08-08 Sony Corp Ａｍ変調器
ES2062295T3 (es) * 1990-04-13 1994-12-16 Bell Telephone Mfg Circuito modulador.
DE69315553T2 (de) * 1993-03-16 1998-05-20 Alsthom Cge Alcatel Differenzverstärkeranordnung

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5360552A (en) * 1976-11-12 1978-05-31 Nec Corp Modulator or demodulator
JPS571926A (en) * 1980-06-04 1982-01-07 Hitachi Ltd Diagnosis apparatus for vibration of rotary apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3550040A (en) * 1968-05-31 1970-12-22 Monsanto Co Double-balanced modulator circuit readily adaptable to integrated circuit fabrication
JPS5537121B2 (en, 2012) * 1974-05-30 1980-09-26
JPS5544222A (en) * 1978-09-22 1980-03-28 Hitachi Denshi Ltd Modulation system
JPS5657313A (en) * 1979-10-16 1981-05-19 Matsushita Electric Ind Co Ltd Balanced modulator

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5360552A (en) * 1976-11-12 1978-05-31 Nec Corp Modulator or demodulator
JPS571926A (en) * 1980-06-04 1982-01-07 Hitachi Ltd Diagnosis apparatus for vibration of rotary apparatus

Also Published As

Publication number Publication date
US4547752A (en) 1985-10-15
EP0090329B1 (en) 1985-11-21
EP0090329A1 (en) 1983-10-05
JPH0239881B2 (en, 2012) 1990-09-07
DE3361264D1 (en) 1986-01-02

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