FR951739A - Fréquence porteuse modulée en phase - Google Patents

Fréquence porteuse modulée en phase

Info

Publication number
FR951739A
FR951739A FR951739DA FR951739A FR 951739 A FR951739 A FR 951739A FR 951739D A FR951739D A FR 951739DA FR 951739 A FR951739 A FR 951739A
Authority
FR
France
Prior art keywords
carrier frequency
modulated carrier
phase modulated
phase
frequency
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 FR951739A publication Critical patent/FR951739A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
    • H03C3/18—Angle modulation by means of variable impedance by means of a variable reactive element the element being a current-dependent inductor
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K7/00—Modulating pulses with a continuously-variable modulating signal
    • H03K7/04—Position modulation, i.e. PPM

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Amplifiers (AREA)
  • Electrotherapy Devices (AREA)
  • Particle Accelerators (AREA)
FR951739D 1940-09-20 1947-08-07 Fréquence porteuse modulée en phase Expired FR951739A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US357521A US2293519A (en) 1940-09-20 1940-09-20 Modulation of carrier frequencies

Publications (1)

Publication Number Publication Date
FR951739A true FR951739A (fr) 1949-11-02

Family

ID=9967127

Family Applications (1)

Application Number Title Priority Date Filing Date
FR951739D Expired FR951739A (fr) 1940-09-20 1947-08-07 Fréquence porteuse modulée en phase

Country Status (3)

Country Link
US (1) US2293519A (fr)
FR (1) FR951739A (fr)
GB (1) GB551282A (fr)

Also Published As

Publication number Publication date
US2293519A (en) 1942-08-18
GB551282A (en) 1943-02-16

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