FR725607A - Improvements to electrical signaling systems - Google Patents

Improvements to electrical signaling systems

Info

Publication number
FR725607A
FR725607A FR725607DA FR725607A FR 725607 A FR725607 A FR 725607A FR 725607D A FR725607D A FR 725607DA FR 725607 A FR725607 A FR 725607A
Authority
FR
France
Prior art keywords
signaling systems
electrical signaling
electrical
systems
signaling
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 FR725607A publication Critical patent/FR725607A/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
    • H04J1/10—Intermediate station arrangements, e.g. for branching, for tapping-off
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B3/00—Line transmission systems
    • H04B3/02—Details
    • H04B3/36—Repeater circuits
    • H04B3/38—Repeater circuits for signals in two different frequency ranges transmitted in opposite directions over the same transmission path

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Coils Or Transformers For Communication (AREA)
FR725607D 1930-09-10 1931-09-08 Improvements to electrical signaling systems Expired FR725607A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US480836A US1836804A (en) 1930-09-10 1930-09-10 Carrier repeating system

Publications (1)

Publication Number Publication Date
FR725607A true FR725607A (en) 1932-05-14

Family

ID=23909542

Family Applications (1)

Application Number Title Priority Date Filing Date
FR725607D Expired FR725607A (en) 1930-09-10 1931-09-08 Improvements to electrical signaling systems

Country Status (3)

Country Link
US (1) US1836804A (en)
DE (1) DE607671C (en)
FR (1) FR725607A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4317216A (en) * 1980-05-09 1982-02-23 Tx Rx Systems, Inc. Bi-directional filter system for amplifying signals in separate frequency bands

Also Published As

Publication number Publication date
DE607671C (en) 1935-01-04
US1836804A (en) 1931-12-15

Similar Documents

Publication Publication Date Title
FR38791E (en) Improvements to electrical signaling systems
FR747666A (en) Improvements to signaling systems
FR689304A (en) Improvements to electrical signaling systems
FR711510A (en) Improvements to electrical signaling systems
FR714383A (en) Improvements to electrical signaling systems
FR733759A (en) Improvements to electrical signaling systems
FR738959A (en) Improvements to electrical signaling systems
FR712886A (en) Improvements to electrical signaling systems
FR725607A (en) Improvements to electrical signaling systems
FR708762A (en) Improvements to electrical signaling systems
FR723742A (en) Improvements to electrical signaling systems
FR655685A (en) Improvements to electrical signaling systems
FR722045A (en) Improvements to electrical signaling systems
FR721406A (en) Improvements to electrical telecommunications systems
FR700561A (en) Improvements to wave signaling systems
FR728611A (en) Improvements to electrical signaling systems
FR615760A (en) Improvements to electrical signaling systems
FR754720A (en) Improvements to electrical signaling systems
FR609016A (en) Improvements to power line signaling systems
FR652421A (en) Improvements to electrical signaling systems
FR658403A (en) Improvements to electrical signaling systems
FR658365A (en) Improvements to electrical signaling systems
FR682156A (en) Improvements to electrical signaling systems
FR40771E (en) Improvements to electrical signaling systems
FR718177A (en) Improvements to electrical transmission systems