FR842226A - Système de transmission à ondes porteuses multiplex - Google Patents

Système de transmission à ondes porteuses multiplex

Info

Publication number
FR842226A
FR842226A FR842226DA FR842226A FR 842226 A FR842226 A FR 842226A FR 842226D A FR842226D A FR 842226DA FR 842226 A FR842226 A FR 842226A
Authority
FR
France
Prior art keywords
transmission system
carrier wave
wave transmission
multiplex carrier
multiplex
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)
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 FR842226A publication Critical patent/FR842226A/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
    • H04J1/12—Arrangements for reducing cross-talk between channels
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J1/00—Frequency-division multiplex systems
    • H04J1/02—Details
    • H04J1/14—Arrangements providing for calling or supervisory signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
FR842226D 1937-08-18 1938-08-17 Système de transmission à ondes porteuses multiplex Expired FR842226A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US159667A US2142316A (en) 1937-08-18 1937-08-18 Multiplex multiline carrier system

Publications (1)

Publication Number Publication Date
FR842226A true FR842226A (fr) 1939-06-08

Family

ID=22573475

Family Applications (1)

Application Number Title Priority Date Filing Date
FR842226D Expired FR842226A (fr) 1937-08-18 1938-08-17 Système de transmission à ondes porteuses multiplex

Country Status (4)

Country Link
US (1) US2142316A (fr)
FR (1) FR842226A (fr)
GB (1) GB517036A (fr)
NL (1) NL54983C (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2528090A (en) * 1943-09-14 1950-10-31 Punch Engineering Pty Ltd Means for changing the transmission carrier frequencies in multichannel signaling and communication systems
US4845756A (en) * 1986-09-09 1989-07-04 Siemens Aktiengesellschaft Apparatus for through-connecting audio signals

Also Published As

Publication number Publication date
US2142316A (en) 1939-01-03
GB517036A (en) 1940-01-18
NL54983C (fr)

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