CH345670A - Trägerfrequenz-Nachrichtenübermittlungsanlage - Google Patents

Trägerfrequenz-Nachrichtenübermittlungsanlage

Info

Publication number
CH345670A
CH345670A CH345670DA CH345670A CH 345670 A CH345670 A CH 345670A CH 345670D A CH345670D A CH 345670DA CH 345670 A CH345670 A CH 345670A
Authority
CH
Switzerland
Prior art keywords
communication system
carrier frequency
frequency communication
carrier
frequency
Prior art date
Application number
Other languages
English (en)
Inventor
C Dillon William
H Kehm Clarence
Original Assignee
W C Dillon & Company Inc
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 W C Dillon & Company Inc filed Critical W C Dillon & Company Inc
Publication of CH345670A publication Critical patent/CH345670A/de

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M7/00—Arrangements for interconnection between switching centres
    • H04M7/16—Arrangements for interconnection between switching centres in systems employing carrier frequencies
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/44—Arrangements for feeding power to a repeater along the transmission line
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/18—Frequency-division multiplex systems in which all the carriers are amplitude-modulated
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
    • H04Q5/02—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange with direct connection for all subscribers, i.e. party-line systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q5/00—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange
    • H04Q5/02—Selecting arrangements wherein two or more subscriber stations are connected by the same line to the exchange with direct connection for all subscribers, i.e. party-line systems
    • H04Q5/08—Signalling by continuous ac

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Devices For Supply Of Signal Current (AREA)
CH345670D 1954-02-12 1955-02-07 Trägerfrequenz-Nachrichtenübermittlungsanlage CH345670A (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US40988854A 1954-02-12 1954-02-12
US846040A US3086171A (en) 1954-02-12 1959-10-12 Carrier wave telephony

Publications (1)

Publication Number Publication Date
CH345670A true CH345670A (de) 1960-04-15

Family

ID=27020796

Family Applications (1)

Application Number Title Priority Date Filing Date
CH345670D CH345670A (de) 1954-02-12 1955-02-07 Trägerfrequenz-Nachrichtenübermittlungsanlage

Country Status (3)

Country Link
US (1) US3086171A (de)
CH (1) CH345670A (de)
FR (1) FR1119875A (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2412209A1 (fr) * 1977-12-14 1979-07-13 Danfoss As Branchement emetteur-recepteur

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2102138A (en) * 1936-02-21 1937-12-14 Bell Telephone Labor Inc Transmission system
US2214130A (en) * 1939-03-03 1940-09-10 Bell Telephone Labor Inc Measurement of phase change and envelope delay of a transmission line
US2273719A (en) * 1940-10-02 1942-02-17 Bell Telephone Labor Inc Television signaling system
US2379744A (en) * 1942-03-31 1945-07-03 Bell Telephone Labor Inc Electric circuit arrangement employing delay networks
BE473802A (de) * 1946-08-20
US2490833A (en) * 1947-04-26 1949-12-13 Fed Telecomm Labs Inc All electronic line finder and selector system
US2604544A (en) * 1949-12-30 1952-07-22 W C Dillon & Company Inc Carrier telephone system with audio-frequency signaling

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2412209A1 (fr) * 1977-12-14 1979-07-13 Danfoss As Branchement emetteur-recepteur

Also Published As

Publication number Publication date
FR1119875A (fr) 1956-06-26
US3086171A (en) 1963-04-16

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