FR1054285A - Système de relais - Google Patents

Système de relais

Info

Publication number
FR1054285A
FR1054285A FR1054285DA FR1054285A FR 1054285 A FR1054285 A FR 1054285A FR 1054285D A FR1054285D A FR 1054285DA FR 1054285 A FR1054285 A FR 1054285A
Authority
FR
France
Prior art keywords
relay system
relay
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR1054285A publication Critical patent/FR1054285A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/155—Ground-based stations

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radio Relay Systems (AREA)
FR1054285D 1951-01-12 1951-12-27 Système de relais Expired FR1054285A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US205685A US2691065A (en) 1951-01-12 1951-01-12 Multiplex relay system

Publications (1)

Publication Number Publication Date
FR1054285A true FR1054285A (fr) 1954-02-09

Family

ID=22763223

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1054285D Expired FR1054285A (fr) 1951-01-12 1951-12-27 Système de relais

Country Status (4)

Country Link
US (1) US2691065A (fr)
DE (1) DE964691C (fr)
FR (1) FR1054285A (fr)
GB (1) GB693739A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2844711A (en) * 1953-06-08 1958-07-22 Motorola Inc Multiple frequency channel multiplex communication system
US2876341A (en) * 1953-06-11 1959-03-03 Western Union Telegraph Co Fault alarm radio repeater system
US2864944A (en) * 1954-05-18 1958-12-16 Rca Corp Two way radio relay system including traveling wave tubes
US2897274A (en) * 1954-11-24 1959-07-28 Rca Corp Radio relay station with drop channeling
CA587598A (fr) * 1955-02-25 1959-11-24 Westinghouse Electric Corporation Systeme de communication par micro-ondes
US3045113A (en) * 1959-11-16 1962-07-17 Itt Fault location system
DE1276144B (de) * 1962-09-19 1968-08-29 Siemens Ag Richtfunksystem mit Winkelmodulation
US3328698A (en) * 1963-06-28 1967-06-27 Itt Selector for choosing the strongest signal including means for inhibiting all signals below a selected level

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA411423A (fr) * 1940-01-27 1943-03-30 M. Deerhake Franklin Systeme de conversion des frequences
US2296384A (en) * 1940-04-11 1942-09-22 Rca Corp Relay system monitor
US2407213A (en) * 1942-06-16 1946-09-03 Rca Corp Radio relaying
US2477570A (en) * 1945-01-05 1949-08-02 Russell A Berg Radio relay system
CH265360A (de) * 1948-06-25 1949-11-30 Patelhold Patentverwertung Einrichtung zur Frequenzumsetzung bei Relais-Stationen mit konstantem Frequenzverhältnis.
NL78145C (fr) * 1949-09-20

Also Published As

Publication number Publication date
GB693739A (en) 1953-07-08
DE964691C (de) 1957-05-29
US2691065A (en) 1954-10-05

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