FR57877E - Improvements to frequency modulation systems - Google Patents

Improvements to frequency modulation systems

Info

Publication number
FR57877E
FR57877E FR57877DA FR57877E FR 57877 E FR57877 E FR 57877E FR 57877D A FR57877D A FR 57877DA FR 57877 E FR57877 E FR 57877E
Authority
FR
France
Prior art keywords
frequency modulation
modulation systems
systems
frequency
modulation
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
French (fr)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR57877E publication Critical patent/FR57877E/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
    • H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
FR57877D 1947-12-18 1947-12-18 Improvements to frequency modulation systems Expired FR57877E (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR57877T 1947-12-18

Publications (1)

Publication Number Publication Date
FR57877E true FR57877E (en) 1953-09-18

Family

ID=8691850

Family Applications (1)

Application Number Title Priority Date Filing Date
FR57877D Expired FR57877E (en) 1947-12-18 1947-12-18 Improvements to frequency modulation systems

Country Status (1)

Country Link
FR (1) FR57877E (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1041547B (en) * 1956-07-10 1958-10-23 Siemens Ag Messaging system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1041547B (en) * 1956-07-10 1958-10-23 Siemens Ag Messaging system

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