FR896312A - Method of transmitting messages by means of frequency modulated carrier waves - Google Patents

Method of transmitting messages by means of frequency modulated carrier waves

Info

Publication number
FR896312A
FR896312A FR896312DA FR896312A FR 896312 A FR896312 A FR 896312A FR 896312D A FR896312D A FR 896312DA FR 896312 A FR896312 A FR 896312A
Authority
FR
France
Prior art keywords
carrier waves
frequency modulated
modulated carrier
transmitting messages
messages
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.)
Licentia Patent Verwaltungs GmbH
Original Assignee
Licentia Patent Verwaltungs GmbH
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 Licentia Patent Verwaltungs GmbH filed Critical Licentia Patent Verwaltungs GmbH
Application granted granted Critical
Publication of FR896312A publication Critical patent/FR896312A/en
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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/002—Transmission systems not characterised by the medium used for transmission characterised by the use of a carrier modulation
    • H04B14/006—Angle modulation

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
FR896312D 1939-01-16 1943-07-12 Method of transmitting messages by means of frequency modulated carrier waves Expired FR896312A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE212301X 1939-01-16

Publications (1)

Publication Number Publication Date
FR896312A true FR896312A (en) 1945-02-19

Family

ID=5807385

Family Applications (1)

Application Number Title Priority Date Filing Date
FR896312D Expired FR896312A (en) 1939-01-16 1943-07-12 Method of transmitting messages by means of frequency modulated carrier waves

Country Status (3)

Country Link
US (1) US2288575A (en)
CH (1) CH212301A (en)
FR (1) FR896312A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1541519B1 (en) * 1966-03-04 1970-05-21 Nippon Electric Co Angular modulation communication system

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2510906A (en) * 1945-03-24 1950-06-06 Avco Mfg Corp Frequency modulation receiver
US2704809A (en) * 1945-06-14 1955-03-22 Williams Frederic Calland Wireless signalling systems
US2490277A (en) * 1945-12-22 1949-12-06 Colonial Radio Corp Frequency modulation phonograph system
US2564014A (en) * 1947-07-09 1951-08-14 Andre A Carlier System for receiving communication signals without disturbance
BE486057A (en) * 1947-11-28
US2549505A (en) * 1948-09-09 1951-04-17 Bell Telephone Labor Inc Phase or frequency modulation system
US2969422A (en) * 1951-11-30 1961-01-24 Rca Corp Color synchronization for color television
US2830176A (en) * 1953-12-01 1958-04-08 Robert J Howell Frequency modulation

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1541519B1 (en) * 1966-03-04 1970-05-21 Nippon Electric Co Angular modulation communication system

Also Published As

Publication number Publication date
US2288575A (en) 1942-06-30
CH212301A (en) 1940-11-15

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