FR819998A - Electronic modulator and modulation method - Google Patents

Electronic modulator and modulation method

Info

Publication number
FR819998A
FR819998A FR819998DA FR819998A FR 819998 A FR819998 A FR 819998A FR 819998D A FR819998D A FR 819998DA FR 819998 A FR819998 A FR 819998A
Authority
FR
France
Prior art keywords
modulation method
electronic modulator
modulator
electronic
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.)
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
Application filed by RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR819998A publication Critical patent/FR819998A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/34—Angle modulation by deflection of electron beam in discharge tube
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
    • H01J31/04—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused with only one or two output electrodes with only two electrically independant groups or electrodes
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B13/00—Generation of oscillations using deflection of electron beam in a cathode-ray tube
FR819998D 1936-04-06 1937-03-31 Electronic modulator and modulation method Expired FR819998A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US72916A US2201323A (en) 1936-04-06 1936-04-06 Electronic modulator and method of modulation
US282183A US2193539A (en) 1936-04-06 1939-06-30 Electron discharge tube

Publications (1)

Publication Number Publication Date
FR819998A true FR819998A (en) 1937-10-29

Family

ID=26753904

Family Applications (1)

Application Number Title Priority Date Filing Date
FR819998D Expired FR819998A (en) 1936-04-06 1937-03-31 Electronic modulator and modulation method

Country Status (6)

Country Link
US (2) US2201323A (en)
BE (1) BE420945A (en)
CH (1) CH203817A (en)
FR (1) FR819998A (en)
GB (1) GB484626A (en)
NL (1) NL49351C (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2445568A (en) * 1943-10-07 1948-07-20 Farnsworth Res Corp Modulating system
US2438706A (en) * 1943-12-27 1948-03-30 Du Mont Allen B Lab Inc Pulse generator
US2612634A (en) * 1944-10-19 1952-09-30 Rca Corp Angular modulation
US2465827A (en) * 1945-02-05 1949-03-29 Zenith Radio Corp Communication system
US2545123A (en) * 1946-05-20 1951-03-13 Rca Corp Computing device
US2545955A (en) * 1947-02-17 1951-03-20 Amalgamated Wireless Australas Modulation
US2719248A (en) * 1947-07-11 1955-09-27 Josephson Bengt Adolf Sanmel Electron discharge device
US2587734A (en) * 1947-12-22 1952-03-04 Meguer V Kalfaian Modulator tube and circuits
NL140460B (en) * 1948-05-14 Allinquant Fernand St HYDROPNEUMATIC SUSPENSION FOR A VEHICLE WITH HEIGHT ADJUSTMENT.
NL143814B (en) * 1948-07-07 Basf Wyandotte Corp PROCESS FOR THE PREPARATION OF IODIUM CONTAINING GERMICIDE DETERGENTS.
US2781171A (en) * 1948-09-17 1957-02-12 Northrop Aircraft Inc Electronic counting tube
NL144040B (en) * 1948-12-24 Seasafe Transport Ab ROD-SHAPED DEVICE FOR TENSIONING A CABLE OR THE LIKE.
US2627587A (en) * 1950-03-07 1953-02-03 Hans W Kohler Cathode-ray tube

Also Published As

Publication number Publication date
US2193539A (en) 1940-03-12
CH203817A (en) 1939-03-31
BE420945A (en)
GB484626A (en) 1938-05-09
US2201323A (en) 1940-05-21
NL49351C (en)

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