FR941779A - Altimeter or radio-electric device for measuring distances - Google Patents

Altimeter or radio-electric device for measuring distances

Info

Publication number
FR941779A
FR941779A FR941779DA FR941779A FR 941779 A FR941779 A FR 941779A FR 941779D A FR941779D A FR 941779DA FR 941779 A FR941779 A FR 941779A
Authority
FR
France
Prior art keywords
altimeter
radio
electric device
measuring distances
distances
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.)
Pye Electronic Products Ltd
Original Assignee
Pye Ltd
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 Pye Ltd filed Critical Pye Ltd
Application granted granted Critical
Publication of FR941779A publication Critical patent/FR941779A/en
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
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/08—Systems for measuring distance only
    • G01S13/32—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated
    • G01S13/36—Systems for measuring distance only using transmission of continuous waves, whether amplitude-, frequency-, or phase-modulated, or unmodulated with phase comparison between the received signal and the contemporaneously transmitted signal

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)
FR941779D 1941-03-06 1947-02-17 Altimeter or radio-electric device for measuring distances Expired FR941779A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB304541A GB564505A (en) 1941-03-06 1941-03-06 Improvements in or relating to radio altimeter

Publications (1)

Publication Number Publication Date
FR941779A true FR941779A (en) 1949-01-20

Family

ID=9750912

Family Applications (1)

Application Number Title Priority Date Filing Date
FR941779D Expired FR941779A (en) 1941-03-06 1947-02-17 Altimeter or radio-electric device for measuring distances

Country Status (2)

Country Link
FR (1) FR941779A (en)
GB (1) GB564505A (en)

Also Published As

Publication number Publication date
GB564505A (en) 1944-10-02

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