GB757145A - Improvements in carrier-telegraph systems - Google Patents

Improvements in carrier-telegraph systems

Info

Publication number
GB757145A
GB757145A GB15734/54A GB1573454A GB757145A GB 757145 A GB757145 A GB 757145A GB 15734/54 A GB15734/54 A GB 15734/54A GB 1573454 A GB1573454 A GB 1573454A GB 757145 A GB757145 A GB 757145A
Authority
GB
United Kingdom
Prior art keywords
channel
channels
group
band
frequency
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.)
Expired
Application number
GB15734/54A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Philips Electrical Industries Ltd
Original Assignee
Philips Electrical Industries Ltd
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 Philips Electrical Industries Ltd filed Critical Philips Electrical Industries Ltd
Publication of GB757145A publication Critical patent/GB757145A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/06—Arrangements for supplying the carrier waves ; Arrangements for supplying synchronisation signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/02—Channels characterised by the type of signal
    • H04L5/06—Channels characterised by the type of signal the signals being represented by different frequencies

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Transmitters (AREA)
  • Radio Transmission System (AREA)
  • Radio Relay Systems (AREA)
GB15734/54A 1953-05-30 1954-05-27 Improvements in carrier-telegraph systems Expired GB757145A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL323186X 1953-05-30

Publications (1)

Publication Number Publication Date
GB757145A true GB757145A (en) 1956-09-12

Family

ID=19784074

Family Applications (1)

Application Number Title Priority Date Filing Date
GB15734/54A Expired GB757145A (en) 1953-05-30 1954-05-27 Improvements in carrier-telegraph systems

Country Status (7)

Country Link
US (1) US2820095A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BE (1) BE527606A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CH (1) CH323186A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE1011458B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR1167448A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB757145A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NL (2) NL85097C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2374567A (en) * 1944-09-06 1945-04-24 Western Union Telegraph Co Multichannel carrier transmission system
US2623123A (en) * 1950-02-10 1952-12-23 Bell Telephone Labor Inc Carrier telegraph system
US2662933A (en) * 1951-04-26 1953-12-15 Bell Telephone Labor Inc Multiplex carrier telegraph system
US2630493A (en) * 1951-07-10 1953-03-03 American Telephone & Telegraph Carrier telegraph system

Also Published As

Publication number Publication date
DE1011458B (de) 1957-07-04
NL178726B (nl)
BE527606A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR1167448A (fr) 1958-11-25
CH323186A (de) 1957-07-15
US2820095A (en) 1958-01-14
NL85097C (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

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