FR777218A - Improvements to electrical carrier wave transmission systems - Google Patents

Improvements to electrical carrier wave transmission systems

Info

Publication number
FR777218A
FR777218A FR777218DA FR777218A FR 777218 A FR777218 A FR 777218A FR 777218D A FR777218D A FR 777218DA FR 777218 A FR777218 A FR 777218A
Authority
FR
France
Prior art keywords
carrier wave
wave transmission
transmission systems
electrical carrier
electrical
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.)
Compagnie des Telephones Thomson Houston
Original Assignee
Compagnie des Telephones Thomson Houston
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 Compagnie des Telephones Thomson Houston filed Critical Compagnie des Telephones Thomson Houston
Application granted granted Critical
Publication of FR777218A publication Critical patent/FR777218A/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
    • H04J1/14—Arrangements providing for calling or supervisory signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M11/00—Telephonic communication systems specially adapted for combination with other electrical systems
    • H04M11/007—Telephonic communication systems specially adapted for combination with other electrical systems with remote control systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Automation & Control Theory (AREA)
FR777218D 1935-04-30 1933-11-02 Improvements to electrical carrier wave transmission systems Expired FR777218A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR46775T 1935-04-30

Publications (1)

Publication Number Publication Date
FR777218A true FR777218A (en) 1935-02-14

Family

ID=8682352

Family Applications (2)

Application Number Title Priority Date Filing Date
FR777218D Expired FR777218A (en) 1935-04-30 1933-11-02 Improvements to electrical carrier wave transmission systems
FR46775D Expired FR46775E (en) 1935-04-30 1935-04-30 Improvements to electrical carrier wave transmission systems

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR46775D Expired FR46775E (en) 1935-04-30 1935-04-30 Improvements to electrical carrier wave transmission systems

Country Status (1)

Country Link
FR (2) FR777218A (en)

Also Published As

Publication number Publication date
FR46775E (en) 1936-09-11

Similar Documents

Publication Publication Date Title
FR812099A (en) Improvements to high frequency transmission systems using concentric cables
FR806803A (en) Improvements to electrical wave transmission networks
FR783829A (en) Improvements to submarine cable systems
FR786456A (en) Improvements to powerline transmission systems
FR773485A (en) Improvements to television systems
FR818700A (en) Improvements to electrical transmission systems
FR768993A (en) Improvements to television systems
FR767294A (en) Improvements to television systems
FR797885A (en) Improvements to carrier wave transmission systems
FR777218A (en) Improvements to electrical carrier wave transmission systems
FR771800A (en) Improvements to telecommunication systems
FR762210A (en) Improvements to transmission systems
FR829940A (en) Improvements to powerline transmission systems
FR569019A (en) Improvements to electric wave transmission systems
FR800997A (en) Improvements to electrical wave transmission networks
FR728614A (en) Improvements to telephone transmission systems
FR806769A (en) Improvements to electrical signal transmission systems
FR776655A (en) Improvements to television transmitting systems
FR778504A (en) Improvements to carrier wave signaling systems
FR778316A (en) Improvements to electrical transmission systems
FR576669A (en) Improvements to electrical carrier wave transmission systems
FR718177A (en) Improvements to electrical transmission systems
FR767218A (en) Improvements to electrical wave transmission systems by multiple modulation and related devices
FR761647A (en) Improvements made to power line transmission systems
FR721563A (en) Improvements to electrical transmission systems