CH246564A - Einrichtung zur drahtlosen mehrfachen Telephonie- und Zeichenübertragung im Gegensprechverkehr auf kurzen frequenzmodulierten Wellen. - Google Patents

Einrichtung zur drahtlosen mehrfachen Telephonie- und Zeichenübertragung im Gegensprechverkehr auf kurzen frequenzmodulierten Wellen.

Info

Publication number
CH246564A
CH246564A CH246564DA CH246564A CH 246564 A CH246564 A CH 246564A CH 246564D A CH246564D A CH 246564DA CH 246564 A CH246564 A CH 246564A
Authority
CH
Switzerland
Prior art keywords
way communication
wireless multiple
modulated waves
character transmission
short frequency
Prior art date
Application number
Other languages
English (en)
Inventor
Patentverwertungs-Elektro-Hold
Original Assignee
Patelhold Patentverwertung
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 Patelhold Patentverwertung filed Critical Patelhold Patentverwertung
Publication of CH246564A publication Critical patent/CH246564A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/20—Frequency-division multiplex systems in which at least one carrier is angle-modulated
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
CH246564D 1945-09-21 1945-09-21 Einrichtung zur drahtlosen mehrfachen Telephonie- und Zeichenübertragung im Gegensprechverkehr auf kurzen frequenzmodulierten Wellen. CH246564A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH246564T 1945-09-21

Publications (1)

Publication Number Publication Date
CH246564A true CH246564A (de) 1947-01-15

Family

ID=4523030

Family Applications (1)

Application Number Title Priority Date Filing Date
CH246564D CH246564A (de) 1945-09-21 1945-09-21 Einrichtung zur drahtlosen mehrfachen Telephonie- und Zeichenübertragung im Gegensprechverkehr auf kurzen frequenzmodulierten Wellen.

Country Status (3)

Country Link
CH (1) CH246564A (de)
DE (1) DE911146C (de)
GB (1) GB605396A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE868462C (de) * 1951-02-15 1953-02-26 Erich Rode Methode zur UEbertragung einer oder gleichzeitig mehrerer Nachrichten auf einer Traegerfrequenz

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4280020A (en) 1979-01-09 1981-07-21 Essex County Council Radio telephone system with direct digital carrier modulation for data transmission

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE868462C (de) * 1951-02-15 1953-02-26 Erich Rode Methode zur UEbertragung einer oder gleichzeitig mehrerer Nachrichten auf einer Traegerfrequenz

Also Published As

Publication number Publication date
GB605396A (en) 1948-07-22
DE911146C (de) 1954-05-10

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