GB478994A - Carrier wave modulating systems - Google Patents

Carrier wave modulating systems

Info

Publication number
GB478994A
GB478994A GB14851/37A GB1485137A GB478994A GB 478994 A GB478994 A GB 478994A GB 14851/37 A GB14851/37 A GB 14851/37A GB 1485137 A GB1485137 A GB 1485137A GB 478994 A GB478994 A GB 478994A
Authority
GB
United Kingdom
Prior art keywords
resistance
bridge
carrier
linear
diagonal
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
GB14851/37A
Other languages
English (en)
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.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
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 Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB478994A publication Critical patent/GB478994A/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
    • H03C1/56—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising variable two-pole elements only
    • H03C1/58—Balanced modulators, e.g. bridge type, ring type or double balanced type comprising variable two-pole elements only comprising diodes

Landscapes

  • Measuring Instrument Details And Bridges, And Automatic Balancing Devices (AREA)
  • Amplitude Modulation (AREA)
GB14851/37A 1936-07-07 1937-05-28 Carrier wave modulating systems Expired GB478994A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US89363A US2078974A (en) 1936-07-07 1936-07-07 Modulating system

Publications (1)

Publication Number Publication Date
GB478994A true GB478994A (en) 1938-01-28

Family

ID=22217244

Family Applications (1)

Application Number Title Priority Date Filing Date
GB14851/37A Expired GB478994A (en) 1936-07-07 1937-05-28 Carrier wave modulating systems

Country Status (4)

Country Link
US (1) US2078974A (en:Method)
FR (1) FR824728A (en:Method)
GB (1) GB478994A (en:Method)
NL (1) NL44525C (en:Method)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2676304A (en) * 1951-01-11 1954-04-20 Hartford Nat Bank & Trust Co Wave modulator to produce a single sideband signal

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2516672A (en) * 1944-05-27 1950-07-25 Socony Vacuum Oil Co Inc Apparatus for measuring radiant energy
US2814780A (en) * 1953-07-20 1957-11-26 Engineering Lab Inc Bridge-type modulator mixer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2676304A (en) * 1951-01-11 1954-04-20 Hartford Nat Bank & Trust Co Wave modulator to produce a single sideband signal

Also Published As

Publication number Publication date
FR824728A (fr) 1938-02-15
NL44525C (en:Method)
US2078974A (en) 1937-05-04

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