FR590231A - Improvements to signaling systems - Google Patents

Improvements to signaling systems

Info

Publication number
FR590231A
FR590231A FR590231DA FR590231A FR 590231 A FR590231 A FR 590231A FR 590231D A FR590231D A FR 590231DA FR 590231 A FR590231 A FR 590231A
Authority
FR
France
Prior art keywords
signaling systems
signaling
systems
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston SA
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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR590231A publication Critical patent/FR590231A/en
Expired legal-status Critical Current

Links

Classifications

    • 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)
  • Electrophonic Musical Instruments (AREA)
FR590231D 1923-11-21 1924-11-19 Improvements to signaling systems Expired FR590231A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US225224XA 1923-11-21 1923-11-21

Publications (1)

Publication Number Publication Date
FR590231A true FR590231A (en) 1925-06-12

Family

ID=21810023

Family Applications (1)

Application Number Title Priority Date Filing Date
FR590231D Expired FR590231A (en) 1923-11-21 1924-11-19 Improvements to signaling systems

Country Status (2)

Country Link
FR (1) FR590231A (en)
GB (1) GB225224A (en)

Also Published As

Publication number Publication date
GB225224A (en) 1925-06-04

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