FR926319A - Appareil de repérage par échos radio-électriques - Google Patents

Appareil de repérage par échos radio-électriques

Info

Publication number
FR926319A
FR926319A FR926319DA FR926319A FR 926319 A FR926319 A FR 926319A FR 926319D A FR926319D A FR 926319DA FR 926319 A FR926319 A FR 926319A
Authority
FR
France
Prior art keywords
radio
tracking device
electric echo
echo tracking
electric
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.)
AC Cossor Ltd
Original Assignee
AC Cossor 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 AC Cossor Ltd filed Critical AC Cossor Ltd
Application granted granted Critical
Publication of FR926319A publication Critical patent/FR926319A/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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/04—Display arrangements
    • G01S7/06—Cathode-ray tube displays or other two dimensional or three-dimensional displays
    • G01S7/10—Providing two-dimensional and co-ordinated display of distance and direction
    • G01S7/12—Plan-position indicators, i.e. P.P.I.

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
FR926319D 1939-12-05 1946-05-06 Appareil de repérage par échos radio-électriques Expired FR926319A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB31486/39A GB609703A (en) 1939-12-05 1939-12-05 Improvements relating to electrical apparatus for indicating the positions of bodies

Publications (1)

Publication Number Publication Date
FR926319A true FR926319A (fr) 1947-09-29

Family

ID=32299588

Family Applications (2)

Application Number Title Priority Date Filing Date
FR961701D Expired FR961701A (fr) 1939-12-05
FR926319D Expired FR926319A (fr) 1939-12-05 1946-05-06 Appareil de repérage par échos radio-électriques

Family Applications Before (1)

Application Number Title Priority Date Filing Date
FR961701D Expired FR961701A (fr) 1939-12-05

Country Status (7)

Country Link
US (1) US2663014A (fr)
BE (2) BE474225A (fr)
DE (1) DE970278C (fr)
ES (1) ES172579A1 (fr)
FR (2) FR926319A (fr)
GB (2) GB609703A (fr)
NL (1) NL64946C (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11002778B2 (en) * 2019-09-20 2021-05-11 Rohde & Schwarz Gmbh & Co. Kg Determining the phase center of an antenna

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2009459A (en) * 1929-07-29 1935-07-30 Submarine Signal Co Distance and depth finding
US1983254A (en) * 1930-05-19 1934-12-04 Submarine Signal Co Method and apparatus for distance finding
US1889614A (en) * 1930-06-16 1932-11-29 Gen Electric Sound wave apparatus
US2130912A (en) * 1934-10-30 1938-09-20 Rca Corp Direction finder
US2098287A (en) * 1935-12-21 1937-11-09 Bell Telephone Labor Inc System of indicating distance
FR812975A (fr) * 1936-01-29 1937-05-21 Csf Perfectionnements à la détection des obstacles par ondes électromagnétiques
DE925198C (de) * 1936-04-28 1955-03-14 Telefunken Gmbh Einrichtung zur gleichzeitigen Anzeige sowohl des Abstandes als auch der genauen Richtung mehrerer reflektierender Gegenstaende
US2154127A (en) * 1936-07-07 1939-04-11 Radio Patents Corp Electromechanical oscillating device
US2231929A (en) * 1937-04-29 1941-02-18 Sperry Gyroscope Co Inc Tridimensional radio direction indicator
GB500588A (en) * 1937-08-13 1939-02-13 Marconi Wireless Telegraph Co Improvements in or relating to radio apparatus for detecting aircraft
FR837278A (fr) * 1937-10-02 1939-02-07 Materiel Telephonique Dispositifs de sondage utilisant des ondes électro-magnétiques
US2172395A (en) * 1938-02-28 1939-09-12 Joseph M Mcspadden Sonic depth indicator apparatus
DE767425C (de) * 1939-05-14 1952-08-28 Atlas Werke Ag Verfahren und Vorrichtung zur Bestimmung der Richtung und Entfernung von Objekten nach der Echomethode
US2228266A (en) * 1939-07-01 1941-01-14 Bell Telephone Labor Inc Signal translating apparatus
US2536771A (en) * 1939-11-21 1951-01-02 Rost Helge Fabian Subaqueous sound transmission system for object detection
US2313966A (en) * 1941-03-31 1943-03-16 Rca Corp Cathode ray tube system

Also Published As

Publication number Publication date
BE474225A (fr)
BE463611A (fr)
NL64946C (fr)
GB609703A (en) 1948-10-06
GB646141A (en) 1950-11-15
FR961701A (fr) 1950-05-19
DE970278C (de) 1958-09-04
US2663014A (en) 1953-12-15
ES172579A1 (es) 1946-03-16

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