IE780795L - Carrier frequency system - Google Patents

Carrier frequency system

Info

Publication number
IE780795L
IE780795L IE780795A IE79578A IE780795L IE 780795 L IE780795 L IE 780795L IE 780795 A IE780795 A IE 780795A IE 79578 A IE79578 A IE 79578A IE 780795 L IE780795 L IE 780795L
Authority
IE
Ireland
Prior art keywords
carrier frequency
frequency system
carrier
frequency
Prior art date
Application number
IE780795A
Other versions
IE46625B1 (en
Original Assignee
Tekade Felten & Guilleaume
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 Tekade Felten & Guilleaume filed Critical Tekade Felten & Guilleaume
Publication of IE780795L publication Critical patent/IE780795L/en
Publication of IE46625B1 publication Critical patent/IE46625B1/en

Links

Classifications

    • 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
    • H04B1/50—Circuits using different frequencies for the two directions of communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/08—Arrangements for combining channels

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Near-Field Transmission Systems (AREA)
IE795/78A 1977-04-23 1978-04-21 Improvements in or relating to equivalent four-wire carrier frequency systems IE46625B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2718232A DE2718232C3 (en) 1977-04-23 1977-04-23 Carrier frequency system in two-wire separation

Publications (2)

Publication Number Publication Date
IE780795L true IE780795L (en) 1978-10-23
IE46625B1 IE46625B1 (en) 1983-08-10

Family

ID=6007147

Family Applications (1)

Application Number Title Priority Date Filing Date
IE795/78A IE46625B1 (en) 1977-04-23 1978-04-21 Improvements in or relating to equivalent four-wire carrier frequency systems

Country Status (9)

Country Link
AT (1) AT371644B (en)
BE (1) BE866217A (en)
DE (1) DE2718232C3 (en)
FR (1) FR2388444A1 (en)
GB (1) GB1580279A (en)
IE (1) IE46625B1 (en)
IT (1) IT1094720B (en)
SE (1) SE431278B (en)
YU (1) YU95578A (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE474321A (en) * 1940-03-29
DE955608C (en) * 1943-02-12 1957-01-03 Telefunken Gmbh Carrier frequency transmission system
DE1256709B (en) * 1964-08-17 1967-12-21 Standard Elektrik Lorenz Ag Method for frequency stabilization of carriers by transmitting a control frequency in carrier frequency systems
DE2543492C3 (en) * 1975-09-30 1980-09-25 Te Ka De Felten & Guilleaume Fernmeldeanlagen Gmbh, 8500 Nuernberg Carrier frequency system in two-wire separation

Also Published As

Publication number Publication date
SE431278B (en) 1984-01-23
AT371644B (en) 1983-07-11
SE7804597L (en) 1978-10-24
IT7822515A0 (en) 1978-04-20
BE866217A (en) 1978-08-14
ATA283278A (en) 1982-11-15
FR2388444A1 (en) 1978-11-17
FR2388444B1 (en) 1984-02-17
DE2718232C3 (en) 1981-03-19
DE2718232A1 (en) 1978-10-26
DE2718232B2 (en) 1980-07-03
GB1580279A (en) 1980-12-03
IE46625B1 (en) 1983-08-10
IT1094720B (en) 1985-08-02
YU95578A (en) 1982-06-30

Similar Documents

Publication Publication Date Title
GB2007775B (en) Windturbine system
JPS5412082A (en) Locating system
ZA782744B (en) An improved freight carrier
JPS5399942A (en) Corying system
GB1550610A (en) Central station system
GB2003025B (en) Carrier
JPS5415733A (en) Lowwmagnification variableeangleelens system
AU4263178A (en) Antenna system
GB2008898B (en) Microwave radio system
GB2010494B (en) High frequency radiometric system
JPS5420639A (en) Antenna system
GB2011206B (en) Modulation system
AU3795678A (en) Communication system
JPS54129819A (en) Communication system
JPS5417388A (en) Catalyst carrier
JPS5492002A (en) Tuning system
JPS5494201A (en) Tuning system
GB2027155B (en) Cablesupport system
IE780795L (en) Carrier frequency system
JPS5414697A (en) Vor antenna system
JPS5424517A (en) Carrier superimposing system
JPS53115225A (en) Trnsferrrecording system
JPS5424365A (en) Deeoiling system
JPS5440011A (en) Interference eliminating system
JPS5455353A (en) Frequency modulator