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FR1114691A - Dispositif modulateur - Google Patents

Dispositif modulateur

Info

Publication number
FR1114691A
FR1114691A FR1114691DA FR1114691A FR 1114691 A FR1114691 A FR 1114691A FR 1114691D A FR1114691D A FR 1114691DA FR 1114691 A FR1114691 A FR 1114691A
Authority
FR
France
Prior art keywords
modulator device
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
Other languages
English (en)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR1114691A publication Critical patent/FR1114691A/fr
Expired 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
    • H03C1/56—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising variable two-pole elements only
    • H03C1/58—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising variable two-pole elements only comprising diodes
FR1114691D 1953-12-14 1954-12-02 Dispositif modulateur Expired FR1114691A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US398115A US2902659A (en) 1953-12-14 1953-12-14 Modulating system

Publications (1)

Publication Number Publication Date
FR1114691A true FR1114691A (fr) 1956-04-16

Family

ID=23574040

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1114691D Expired FR1114691A (fr) 1953-12-14 1954-12-02 Dispositif modulateur

Country Status (6)

Country Link
US (1) US2902659A (fr)
BE (1) BE534076A (fr)
DE (1) DE958129C (fr)
FR (1) FR1114691A (fr)
GB (1) GB775207A (fr)
NL (1) NL192901A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2959749A (en) * 1955-06-09 1960-11-08 Felten & Guilleaume Gmbh Distortion correction in modulators
DE1268218B (de) * 1962-09-12 1968-05-16 Siemens Ag Modulatorschaltungsanordnung
DE1196247B (de) * 1963-02-23 1965-07-08 Standard Elektrik Lorenz Ag Anordnung zur Erzeugung eines Traegerfrequenzrasters, bei der einem Modulator eine Traegerfrequenz und eine Modulationsfrequenz zugefuehrt werden
DE1591608B1 (de) * 1967-05-09 1969-12-11 Standard Elek K Lorenz Ag Aktiver Transistor-Gegentakt-Modulator
JPS5242626B2 (fr) * 1973-06-01 1977-10-25
CA1073061A (fr) * 1977-04-15 1980-03-04 Stephen G. Harman Modulateur de phase numerique a anneau fractionne
US5097229A (en) * 1989-01-12 1992-03-17 Uniphase Corporation Modulator - demodulator transformer coupled d.c. to one mhz information channel

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2563406A (en) * 1951-08-07 Electronic commutator
US2233860A (en) * 1939-04-27 1941-03-04 Bell Telephone Labor Inc Modulating system
US2225697A (en) * 1939-09-27 1940-12-24 Bell Telephone Labor Inc Modulation
US2293628A (en) * 1940-11-16 1942-08-18 Bell Telephone Labor Inc Modulating apparatus
DE861872C (de) * 1942-07-05 1953-01-05 Siemens Ag Modulator in Gegentakt- oder Doppelgegentaktschaltung
US2387652A (en) * 1942-10-01 1945-10-23 Bell Telephone Labor Inc Signal transmission system
US2438948A (en) * 1944-01-21 1948-04-06 Bell Telephone Labor Inc Modulating system
US2462093A (en) * 1945-09-22 1949-02-22 Western Union Telegraph Co Modulator
US2519763A (en) * 1946-04-30 1950-08-22 Ralph H Hoglund Electronic gating circuit
US2455732A (en) * 1947-09-05 1948-12-07 Bell Telephone Labor Inc Double balanced modulator
DE830674C (de) * 1949-06-16 1952-02-07 Mix & Genest A G Modulator fuer Zwecke der Traegerfrequenztelephonie

Also Published As

Publication number Publication date
DE958129C (de) 1957-02-14
US2902659A (en) 1959-09-01
NL192901A (fr)
BE534076A (fr)
GB775207A (en) 1957-05-22

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