FR845378A - Multiplex telephone systems - Google Patents

Multiplex telephone systems

Info

Publication number
FR845378A
FR845378A FR845378DA FR845378A FR 845378 A FR845378 A FR 845378A FR 845378D A FR845378D A FR 845378DA FR 845378 A FR845378 A FR 845378A
Authority
FR
France
Prior art keywords
telephone systems
multiplex telephone
multiplex
systems
telephone
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
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR845378A publication Critical patent/FR845378A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/04—Control of transmission; Equalising
    • H04B3/10—Control of transmission; Equalising by pilot signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Small-Scale Networks (AREA)
FR845378D 1937-10-30 1938-10-29 Multiplex telephone systems Expired FR845378A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL229318X 1937-10-30

Publications (1)

Publication Number Publication Date
FR845378A true FR845378A (en) 1939-08-21

Family

ID=19779841

Family Applications (1)

Application Number Title Priority Date Filing Date
FR845378D Expired FR845378A (en) 1937-10-30 1938-10-29 Multiplex telephone systems

Country Status (5)

Country Link
BE (1) BE430846A (en)
CH (1) CH229318A (en)
FR (1) FR845378A (en)
GB (1) GB511902A (en)
NL (1) NL48629C (en)

Also Published As

Publication number Publication date
CH229318A (en) 1943-10-15
GB511902A (en) 1939-08-25
BE430846A (en)
NL48629C (en)

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