FR867844A - Systèmes de transmission à ondes porteuses modulées - Google Patents

Systèmes de transmission à ondes porteuses modulées

Info

Publication number
FR867844A
FR867844A FR867844DA FR867844A FR 867844 A FR867844 A FR 867844A FR 867844D A FR867844D A FR 867844DA FR 867844 A FR867844 A FR 867844A
Authority
FR
France
Prior art keywords
carrier wave
wave transmission
transmission systems
modulated carrier
modulated
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR867844A publication Critical patent/FR867844A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
    • H01J31/04—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused with only one or two output electrodes with only two electrically independant groups or electrodes
FR867844D 1939-10-13 1940-11-29 Systèmes de transmission à ondes porteuses modulées Expired FR867844A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB27849/39A GB535701A (en) 1939-10-13 1939-10-13 Improvements in or relating to pulse modulation systems

Publications (1)

Publication Number Publication Date
FR867844A true FR867844A (fr) 1941-11-29

Family

ID=10266304

Family Applications (1)

Application Number Title Priority Date Filing Date
FR867844D Expired FR867844A (fr) 1939-10-13 1940-11-29 Systèmes de transmission à ondes porteuses modulées

Country Status (4)

Country Link
US (1) US2300394A (fr)
BE (1) BE441588A (fr)
FR (1) FR867844A (fr)
GB (1) GB535701A (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2443958A (en) * 1944-09-23 1948-06-22 Rca Corp Modulation
US2545123A (en) * 1946-05-20 1951-03-13 Rca Corp Computing device
US2473691A (en) * 1947-08-05 1949-06-21 Bell Telephone Labor Inc Stabilization of cathode beam tubes

Also Published As

Publication number Publication date
US2300394A (en) 1942-11-03
BE441588A (fr)
GB535701A (en) 1941-04-18

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