CH231435A - Method for carrier-frequency multiple transmission of messages on lines. - Google Patents

Method for carrier-frequency multiple transmission of messages on lines.

Info

Publication number
CH231435A
CH231435A CH231435DA CH231435A CH 231435 A CH231435 A CH 231435A CH 231435D A CH231435D A CH 231435DA CH 231435 A CH231435 A CH 231435A
Authority
CH
Switzerland
Prior art keywords
messages
carrier
lines
multiple transmission
frequency multiple
Prior art date
Application number
Other languages
German (de)
Inventor
Laub Jakob Johann Dr Prof
Original Assignee
Laub Jakob Johann Dr Prof
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 Laub Jakob Johann Dr Prof filed Critical Laub Jakob Johann Dr Prof
Publication of CH231435A publication Critical patent/CH231435A/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B14/00—Transmission systems not characterised by the medium used for transmission
    • H04B14/002—Transmission systems not characterised by the medium used for transmission characterised by the use of a carrier modulation
    • H04B14/006—Angle modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J9/00—Multiplex systems in which each channel is represented by a different type of modulation of the carrier

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Optical Communication System (AREA)
CH231435D 1941-03-12 1941-03-12 Method for carrier-frequency multiple transmission of messages on lines. CH231435A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH216076T 1941-03-12
CH231435T 1941-03-12

Publications (1)

Publication Number Publication Date
CH231435A true CH231435A (en) 1944-03-15

Family

ID=25725807

Family Applications (4)

Application Number Title Priority Date Filing Date
CH216076D CH216076A (en) 1941-03-12 1940-06-17 Method for the carrier-frequency transmission of characters on lines.
CH217991D CH217991A (en) 1941-03-12 1940-07-03 Method for carrier-frequency multiple transmission of messages on lines.
CH231435D CH231435A (en) 1941-03-12 1941-03-12 Method for carrier-frequency multiple transmission of messages on lines.
CH223036D CH223036A (en) 1941-03-12 1941-11-11 Method for carrier-frequency multiple transmission of messages on lines.

Family Applications Before (2)

Application Number Title Priority Date Filing Date
CH216076D CH216076A (en) 1941-03-12 1940-06-17 Method for the carrier-frequency transmission of characters on lines.
CH217991D CH217991A (en) 1941-03-12 1940-07-03 Method for carrier-frequency multiple transmission of messages on lines.

Family Applications After (1)

Application Number Title Priority Date Filing Date
CH223036D CH223036A (en) 1941-03-12 1941-11-11 Method for carrier-frequency multiple transmission of messages on lines.

Country Status (1)

Country Link
CH (4) CH216076A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1295665B (en) * 1966-11-10 1969-05-22 Fernmeldewerk Leipzig Veb Method for the transmission of additional messages on TF message transmission systems

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3802088C2 (en) * 1987-01-26 1996-12-12 Dirr Josef Method for coding and decoding information in terminal stations of switching devices and transmission via connection paths / lines to and from the switching devices

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1295665B (en) * 1966-11-10 1969-05-22 Fernmeldewerk Leipzig Veb Method for the transmission of additional messages on TF message transmission systems

Also Published As

Publication number Publication date
CH217991A (en) 1941-11-15
CH223036A (en) 1942-08-15
CH216076A (en) 1941-07-31

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