FR939395A - Perfectionnements aux systèmes de détermination de distance par ondes électro-magnétiques - Google Patents

Perfectionnements aux systèmes de détermination de distance par ondes électro-magnétiques

Info

Publication number
FR939395A
FR939395A FR939395DA FR939395A FR 939395 A FR939395 A FR 939395A FR 939395D A FR939395D A FR 939395DA FR 939395 A FR939395 A FR 939395A
Authority
FR
France
Prior art keywords
electromagnetic wave
distance determination
wave distance
determination systems
systems
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
Bent Bulow Jacobsen
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 FR939395A publication Critical patent/FR939395A/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
    • G01S13/84—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein continuous-type signals are transmitted for distance determination by phase measurement
    • 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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves

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)
FR939395D 1941-11-14 1946-10-24 Perfectionnements aux systèmes de détermination de distance par ondes électro-magnétiques Expired FR939395A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1470841A GB581568A (en) 1941-11-14 1941-11-14 Improvements relating to arrangements for determining distance and bearing by electromagnetic waves

Publications (1)

Publication Number Publication Date
FR939395A true FR939395A (fr) 1948-11-12

Family

ID=10046106

Family Applications (1)

Application Number Title Priority Date Filing Date
FR939395D Expired FR939395A (fr) 1941-11-14 1946-10-24 Perfectionnements aux systèmes de détermination de distance par ondes électro-magnétiques

Country Status (2)

Country Link
FR (1) FR939395A (fr)
GB (1) GB581568A (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2528119A (en) * 1947-04-25 1950-10-31 Rca Corp Frequency modulation range finder
US2654884A (en) * 1947-10-21 1953-10-06 Sperry Corp Radio distance measuring system
US3025519A (en) * 1948-11-03 1962-03-13 Carl W Brown Automatic radio navigation system
US2665420A (en) * 1949-04-19 1954-01-05 Sun Oil Co Radiant energy system for distance measuring
US2632160A (en) * 1949-10-01 1953-03-17 H M R Electronics Inc Radar range system
US2705320A (en) * 1952-03-14 1955-03-29 Sperry Corp Radio distance measuring system
WO2017103759A2 (fr) * 2015-12-16 2017-06-22 Koninklijke Philips N.V. Systèmes et procédés de communication sans fil pour des systèmes d'imagerie par résonance magnétique (irm)

Also Published As

Publication number Publication date
GB581568A (en) 1946-10-17

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