GB508903A - Improvements in or relating to modulated carrier wave transmitters - Google Patents

Improvements in or relating to modulated carrier wave transmitters

Info

Publication number
GB508903A
GB508903A GB12962/38A GB1296238A GB508903A GB 508903 A GB508903 A GB 508903A GB 12962/38 A GB12962/38 A GB 12962/38A GB 1296238 A GB1296238 A GB 1296238A GB 508903 A GB508903 A GB 508903A
Authority
GB
United Kingdom
Prior art keywords
relating
carrier wave
modulated carrier
wave transmitters
transmitters
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
GB12962/38A
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co Ltd
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 Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Publication of GB508903A publication Critical patent/GB508903A/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
    • H03C3/14—Angle modulation by means of variable impedance by means of a variable reactive element simulated by circuit comprising active element with at least three electrodes, e.g. reactance-tube circuit
    • H03C3/16—Angle modulation by means of variable impedance by means of a variable reactive element simulated by circuit comprising active element with at least three electrodes, e.g. reactance-tube circuit in which the active element simultaneously serves as the active element of an oscillator
GB12962/38A 1937-05-29 1938-04-30 Improvements in or relating to modulated carrier wave transmitters Expired GB508903A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US145401A US2210015A (en) 1937-05-29 1937-05-29 Electron oscillation generator and phase modulator

Publications (1)

Publication Number Publication Date
GB508903A true GB508903A (en) 1939-07-07

Family

ID=22512942

Family Applications (1)

Application Number Title Priority Date Filing Date
GB12962/38A Expired GB508903A (en) 1937-05-29 1938-04-30 Improvements in or relating to modulated carrier wave transmitters

Country Status (2)

Country Link
US (1) US2210015A (en)
GB (1) GB508903A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2459556A (en) * 1943-10-12 1949-01-18 Rca Corp Angular velocity modulation
US2437923A (en) * 1944-02-18 1948-03-16 Rca Corp Wave length modulation
US2462417A (en) * 1945-09-29 1949-02-22 Rca Corp Phase modulation system
FR921063A (en) * 1945-10-23 1947-04-25 Electronique Appliquee Phase and frequency modulation method and apparatus and installations comprising application of this method
US2532297A (en) * 1946-11-05 1950-12-05 Sperry Corp Modulating circuits having a full wave alternating voltage output
US2538543A (en) * 1947-01-08 1951-01-16 Rca Corp Carrier suppression side-band generator

Also Published As

Publication number Publication date
US2210015A (en) 1940-08-06

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