FR529321A - Improvements in wireless telegraphy, wireless telephony and the like - Google Patents

Improvements in wireless telegraphy, wireless telephony and the like

Info

Publication number
FR529321A
FR529321A FR529321DA FR529321A FR 529321 A FR529321 A FR 529321A FR 529321D A FR529321D A FR 529321DA FR 529321 A FR529321 A FR 529321A
Authority
FR
France
Prior art keywords
wireless
telegraphy
telephony
wireless telephony
wireless telegraphy
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)
Inventor
Sydney Brydon
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 filed Critical
Application granted granted Critical
Publication of FR529321A publication Critical patent/FR529321A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/16—Amplitude modulation by means of discharge device having at least three electrodes
    • H03C1/18—Amplitude modulation by means of discharge device having at least three electrodes carrier applied to control grid
    • H03C1/20—Amplitude modulation by means of discharge device having at least three electrodes carrier applied to control grid modulating signal applied to anode
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
    • H04L27/04—Modulator circuits; Transmitter circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Selective Calling Equipment (AREA)
FR529321D 1919-09-27 1921-01-03 Improvements in wireless telegraphy, wireless telephony and the like Expired FR529321A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2380119A GB166594A (en) 1919-09-27 1919-09-27 Improvements in wireless telegraphy, wireless telephony and the like

Publications (1)

Publication Number Publication Date
FR529321A true FR529321A (en) 1921-11-26

Family

ID=10201523

Family Applications (1)

Application Number Title Priority Date Filing Date
FR529321D Expired FR529321A (en) 1919-09-27 1921-01-03 Improvements in wireless telegraphy, wireless telephony and the like

Country Status (2)

Country Link
FR (1) FR529321A (en)
GB (1) GB166594A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2434916A (en) * 1943-09-08 1948-01-27 Standard Telephones Cables Ltd Trigger operated carrier telegraph transmitter
BE458146A (en) * 1945-02-08

Also Published As

Publication number Publication date
GB166594A (en) 1921-07-11

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