FR66851E - Systèmes radioélectriques de communication - Google Patents

Systèmes radioélectriques de communication

Info

Publication number
FR66851E
FR66851E FR66851DA FR66851E FR 66851 E FR66851 E FR 66851E FR 66851D A FR66851D A FR 66851DA FR 66851 E FR66851 E FR 66851E
Authority
FR
France
Prior art keywords
radio communication
communication systems
systems
radio
communication
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)
Inventor
Charles William Earp
Richard Francis Cleaver
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR66851E publication Critical patent/FR66851E/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/82—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/86—Combinations of radar systems with non-radar systems, e.g. sonar, direction finder

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR66851D 1946-06-21 1947-12-26 Systèmes radioélectriques de communication Expired FR66851E (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB287593X 1946-06-21

Publications (1)

Publication Number Publication Date
FR66851E true FR66851E (fr) 1957-10-31

Family

ID=10280677

Family Applications (1)

Application Number Title Priority Date Filing Date
FR66851D Expired FR66851E (fr) 1946-06-21 1947-12-26 Systèmes radioélectriques de communication

Country Status (2)

Country Link
CH (1) CH287593A (fr)
FR (1) FR66851E (fr)

Also Published As

Publication number Publication date
CH287593A (fr) 1952-12-15

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