DE229222C - - Google Patents

Info

Publication number
DE229222C
DE229222C DENDAT229222D DE229222DA DE229222C DE 229222 C DE229222 C DE 229222C DE NDAT229222 D DENDAT229222 D DE NDAT229222D DE 229222D A DE229222D A DE 229222DA DE 229222 C DE229222 C DE 229222C
Authority
DE
Germany
Prior art keywords
generated
signal
takes place
frequency change
transmitting messages
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.)
Active
Application number
DENDAT229222D
Other languages
German (de)
Publication of DE229222C publication Critical patent/DE229222C/de
Active 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
    • H04L27/10—Frequency-modulated carrier systems, i.e. using frequency-shift keying
    • H04L27/12—Modulator circuits; Transmitter circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)

Description

BERLIN. GEDRUCKT IN DER REICHSDRUCKEREI.BERLIN. PRINTED IN THE REICHSDRUCKEREI.

Claims (1)

Patent-Anspruch:Patent claim: 3535 Verfahren zur Übermittelung von Nachrichten mittels kontinuierlicher elektrischer Schwingungen, dadurch gekennzeichnet, daß die Signalgebung durch einen Frequenzwechsel der Intensitätsschwankungen des Senders erfolgt.Method of transmitting messages by means of continuous electrical Vibrations, characterized in that the signal is generated by a frequency change the intensity fluctuations of the transmitter takes place.
DENDAT229222D Active DE229222C (en)

Publications (1)

Publication Number Publication Date
DE229222C true DE229222C (en)

Family

ID=489553

Family Applications (1)

Application Number Title Priority Date Filing Date
DENDAT229222D Active DE229222C (en)

Country Status (1)

Country Link
DE (1) DE229222C (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE882102C (en) * 1944-03-06 1953-07-06 Int Standard Electric Corp High frequency transmission system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE882102C (en) * 1944-03-06 1953-07-06 Int Standard Electric Corp High frequency transmission system

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