FR835652A - Wave transmission system - Google Patents

Wave transmission system

Info

Publication number
FR835652A
FR835652A FR835652DA FR835652A FR 835652 A FR835652 A FR 835652A FR 835652D A FR835652D A FR 835652DA FR 835652 A FR835652 A FR 835652A
Authority
FR
France
Prior art keywords
transmission system
wave transmission
wave
transmission
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 FR835652A publication Critical patent/FR835652A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/20—Reducing echo effects or singing; Opening or closing transmitting path; Conditioning for transmission in one direction or the other

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Interconnected Communication Systems, Intercoms, And Interphones (AREA)
  • Interface Circuits In Exchanges (AREA)
FR835652D 1937-03-25 1938-03-23 Wave transmission system Expired FR835652A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB232789X 1937-03-25

Publications (1)

Publication Number Publication Date
FR835652A true FR835652A (en) 1938-12-28

Family

ID=10193083

Family Applications (1)

Application Number Title Priority Date Filing Date
FR835652D Expired FR835652A (en) 1937-03-25 1938-03-23 Wave transmission system

Country Status (3)

Country Link
CH (1) CH232789A (en)
FR (1) FR835652A (en)
GB (2) GB494418A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2468552A (en) * 1944-04-28 1949-04-26 Automatic Elect Lab Voice operated control circuit for two-way signal transmission systems

Also Published As

Publication number Publication date
CH232789A (en) 1944-06-15
GB496265A (en) 1938-11-25
GB494418A (en) 1938-10-25

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