FR1167448A - Dispositif de télégraphie par courants porteurs à plusieurs voies - Google Patents

Dispositif de télégraphie par courants porteurs à plusieurs voies

Info

Publication number
FR1167448A
FR1167448A FR1167448DA FR1167448A FR 1167448 A FR1167448 A FR 1167448A FR 1167448D A FR1167448D A FR 1167448DA FR 1167448 A FR1167448 A FR 1167448A
Authority
FR
France
Prior art keywords
power line
channel power
telegraphy device
line telegraphy
telegraphy
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
Other languages
English (en)
French (fr)
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1167448A publication Critical patent/FR1167448A/fr
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 Relay Systems (AREA)
  • Radio Transmission System (AREA)
FR1167448D 1953-05-30 1954-05-28 Dispositif de télégraphie par courants porteurs à plusieurs voies Expired FR1167448A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR1167448A true FR1167448A (fr) 1958-11-25

Family

ID=19784074

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1167448D Expired FR1167448A (fr) 1953-05-30 1954-05-28 Dispositif de télégraphie par courants porteurs à plusieurs voies

Country Status (7)

Country Link
US (1) US2820095A (forum.php)
BE (1) BE527606A (forum.php)
CH (1) CH323186A (forum.php)
DE (1) DE1011458B (forum.php)
FR (1) FR1167448A (forum.php)
GB (1) GB757145A (forum.php)
NL (2) NL178726B (forum.php)

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
CH323186A (de) 1957-07-15
NL85097C (forum.php)
GB757145A (en) 1956-09-12
DE1011458B (de) 1957-07-04
NL178726B (nl)
BE527606A (forum.php)
US2820095A (en) 1958-01-14

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