FR854976A - Electric wave transmission systems - Google Patents

Electric wave transmission systems

Info

Publication number
FR854976A
FR854976A FR854976DA FR854976A FR 854976 A FR854976 A FR 854976A FR 854976D A FR854976D A FR 854976DA FR 854976 A FR854976 A FR 854976A
Authority
FR
France
Prior art keywords
wave transmission
electric wave
transmission systems
systems
electric
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.)
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 FR854976A publication Critical patent/FR854976A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/02—Details
    • H03C3/06—Means for changing frequency deviation
FR854976D 1938-05-21 1939-05-19 Electric wave transmission systems Expired FR854976A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US209183A US2259000A (en) 1938-05-21 1938-05-21 Transmission of frequency modulated waves

Publications (1)

Publication Number Publication Date
FR854976A true FR854976A (en) 1940-04-29

Family

ID=22777706

Family Applications (1)

Application Number Title Priority Date Filing Date
FR854976D Expired FR854976A (en) 1938-05-21 1939-05-19 Electric wave transmission systems

Country Status (5)

Country Link
US (1) US2259000A (en)
CH (1) CH234266A (en)
FR (1) FR854976A (en)
GB (1) GB528152A (en)
NL (1) NL61925C (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010055257A1 (en) 2008-11-13 2010-05-20 Arkema France Manufacture of ethylene/carboxylic acid vinyl ester copolymers from renewable materials, copolymers obtained and uses
WO2010063947A1 (en) 2008-12-03 2010-06-10 Arkema France Composition containing polypropylene and/or a propylene copolymer obtained from renewable materials, and uses thereof

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2541066A (en) * 1943-11-24 1951-02-13 Sperry Corp Object detecting and warning system and method
US2488584A (en) * 1943-12-08 1949-11-22 Rca Corp Locked-in oscillator circuits
US2494795A (en) * 1945-02-03 1950-01-17 Philco Corp Frequency-detector and frequency-control circuits
US2510906A (en) * 1945-03-24 1950-06-06 Avco Mfg Corp Frequency modulation receiver
US2609494A (en) * 1950-01-24 1952-09-02 Padevco Inc Frequency modulation system for receiving one of two overlapping waves
US2983814A (en) * 1956-02-01 1961-05-09 Raytheon Co Signal receivers
NL128777C (en) * 1958-08-14
US2989622A (en) * 1958-12-29 1961-06-20 Bell Telephone Labor Inc Hybrid sideband frequency modulation system
DE1199337B (en) * 1959-02-04 1965-08-26 Peter G S Mero Phase discriminator

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010055257A1 (en) 2008-11-13 2010-05-20 Arkema France Manufacture of ethylene/carboxylic acid vinyl ester copolymers from renewable materials, copolymers obtained and uses
WO2010063947A1 (en) 2008-12-03 2010-06-10 Arkema France Composition containing polypropylene and/or a propylene copolymer obtained from renewable materials, and uses thereof

Also Published As

Publication number Publication date
CH234266A (en) 1944-09-15
US2259000A (en) 1941-10-14
GB528152A (en) 1940-10-23
NL61925C (en) 1948-11-15

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