GB833331A - Improvements in and relating to phase-modulators - Google Patents

Improvements in and relating to phase-modulators

Info

Publication number
GB833331A
GB833331A GB1255255A GB1255255A GB833331A GB 833331 A GB833331 A GB 833331A GB 1255255 A GB1255255 A GB 1255255A GB 1255255 A GB1255255 A GB 1255255A GB 833331 A GB833331 A GB 833331A
Authority
GB
United Kingdom
Prior art keywords
modulators
relating
phase
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
GB1255255A
Inventor
Dennis Godson Holloway
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.)
British Telecommunications PLC
British Telecommunications Research Ltd
Original Assignee
British Telecommunications PLC
British Telecommunications Research 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
Priority to GB1253350A priority Critical patent/GB731913A/en
Priority to US223717A priority patent/US2877422A/en
Application filed by British Telecommunications PLC, British Telecommunications Research Ltd filed Critical British Telecommunications PLC
Priority to GB1255255A priority patent/GB833331A/en
Priority to US578521A priority patent/US2886784A/en
Publication of GB833331A publication Critical patent/GB833331A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/52—Modulators in which carrier or one sideband is wholly or partially suppressed
    • H03C1/54—Balanced modulators, e.g. bridge type, ring type or double balanced type
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/38—Angle modulation by converting amplitude modulation to angle modulation
    • H03C3/40—Angle modulation by converting amplitude modulation to angle modulation using two signal paths the outputs of which have a predetermined phase difference and at least one output being amplitude-modulated
GB1255255A 1950-05-18 1955-04-29 Improvements in and relating to phase-modulators Expired GB833331A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB1253350A GB731913A (en) 1955-04-29 1950-05-18 Improvements in and relating to modulators for electric oscillations
US223717A US2877422A (en) 1950-05-18 1951-04-30 Modulators for electric oscillations
GB1255255A GB833331A (en) 1955-04-29 1955-04-29 Improvements in and relating to phase-modulators
US578521A US2886784A (en) 1950-05-18 1956-04-16 Phase-modulators

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1255255A GB833331A (en) 1955-04-29 1955-04-29 Improvements in and relating to phase-modulators

Publications (1)

Publication Number Publication Date
GB833331A true GB833331A (en) 1960-04-21

Family

ID=10006731

Family Applications (2)

Application Number Title Priority Date Filing Date
GB1253350A Expired GB731913A (en) 1950-05-18 1950-05-18 Improvements in and relating to modulators for electric oscillations
GB1255255A Expired GB833331A (en) 1950-05-18 1955-04-29 Improvements in and relating to phase-modulators

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB1253350A Expired GB731913A (en) 1950-05-18 1950-05-18 Improvements in and relating to modulators for electric oscillations

Country Status (1)

Country Link
GB (2) GB731913A (en)

Also Published As

Publication number Publication date
GB731913A (en) 1955-06-15

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