FR941327A - Signaling system - Google Patents

Signaling system

Info

Publication number
FR941327A
FR941327A FR941327DA FR941327A FR 941327 A FR941327 A FR 941327A FR 941327D A FR941327D A FR 941327DA FR 941327 A FR941327 A FR 941327A
Authority
FR
France
Prior art keywords
signaling
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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
Priority to US644147A priority Critical patent/US2492795A/en
Application filed by RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR941327A publication Critical patent/FR941327A/en
Expired legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/38Transmitter circuitry for the transmission of television signals according to analogue transmission standards
    • H04N5/40Modulation circuits
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/38Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40Transmitting circuits; Receiving circuits
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/10Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/12Modulator circuits; Transmitter circuits
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/00095Systems or arrangements for the transmission of the picture signal
    • H04N1/00103Systems or arrangements for the transmission of the picture signal specially adapted for radio transmission, e.g. via satellites
FR941327D 1946-01-29 1947-01-29 Signaling system Expired FR941327A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US644147A US2492795A (en) 1946-01-29 1946-01-29 Frequency shift signaling system

Publications (1)

Publication Number Publication Date
FR941327A true FR941327A (en) 1949-01-07

Family

ID=24583644

Family Applications (1)

Application Number Title Priority Date Filing Date
FR941327D Expired FR941327A (en) 1946-01-29 1947-01-29 Signaling system

Country Status (4)

Country Link
US (1) US2492795A (en)
BE (1) BE471838A (en)
FR (1) FR941327A (en)
GB (1) GB624741A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2672509A (en) * 1949-04-01 1954-03-16 Mccoy John Harvey Teletypewriter frequency shift transmission
BE548373A (en) * 1955-06-10
US2984701A (en) * 1960-02-18 1961-05-16 Collins Radio Co Phase lock synchronizer for controlled-shift data communication system
US3167712A (en) * 1961-03-17 1965-01-26 Itt Frequency shift keyer with automatic frequency control
US4402551A (en) * 1981-09-10 1983-09-06 Wood Edward T Method and apparatus to complete horizontal drain holes

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2054883A (en) * 1932-12-24 1936-09-22 Schlesinger Kurt Potential-steadying device making use of glow lamps
US2279659A (en) * 1937-04-13 1942-04-14 Rca Corp Frequency modulator
US2176168A (en) * 1937-08-21 1939-10-17 Henri Jean Joseph Marie De De Frequency modulated signal
US2285044A (en) * 1941-03-11 1942-06-02 Rca Corp Wave length modulation system
US2403358A (en) * 1941-04-16 1946-07-02 Press Wireless Inc Facsimile transmitting and reproducing system, method, and apparatus
US2379614A (en) * 1942-03-27 1945-07-03 Rca Corp Frequency modulation
US2351193A (en) * 1942-06-13 1944-06-13 Rca Corp Frequency modulation detector circuit
US2339608A (en) * 1942-08-17 1944-01-18 Gen Electric Frequency modulation system
US2401629A (en) * 1943-02-22 1946-06-04 Rca Corp Tone converter
US2398793A (en) * 1943-07-03 1946-04-23 Galvin Mfg Corp Radio receiving system
US2380959A (en) * 1943-10-21 1945-08-07 Standard Telephones Cables Ltd Frequency changing signal generating system

Also Published As

Publication number Publication date
GB624741A (en) 1949-06-15
BE471838A (en)
US2492795A (en) 1949-12-27

Similar Documents

Publication Publication Date Title
FR934112A (en) Rectifier
FR996418A (en) Elastic retaining ring
ES176831A1 (en) Improvements in or relative to telegraph receiving systems
FR982822A (en) Amplifier system
FR62718E (en) Improvements to electric light bulbs
FR1004582A (en) Improvements to transmission systems
CH286986A (en) Accumulator.
CH272088A (en) X-ray equipment.
FR946900A (en) Advanced fixing device
FR943065A (en) Ultra-high frequency communication system
FR966479A (en) Improvements made to lamellar articles
FR951783A (en) Signaling system
FR948685A (en) Signaling system
FR1014510A (en) Signaling system
DE863518C (en) Connection system
FR1031559A (en) Stylograph
FR950039A (en) Guidance system
DE823053C (en) Electromechanical transmitter
FR943340A (en) Dielectric transmission system
DE813164C (en) Electroacoustic transmitter
FR947599A (en) Relay
US2581287A (en) Automatic charge-recording telephone system
FR945893A (en) Signaling device
FR947598A (en) Synchronization system
FR971116A (en) Television receiver