FR837278A - Dispositifs de sondage utilisant des ondes électro-magnétiques - Google Patents

Dispositifs de sondage utilisant des ondes électro-magnétiques

Info

Publication number
FR837278A
FR837278A FR837278DA FR837278A FR 837278 A FR837278 A FR 837278A FR 837278D A FR837278D A FR 837278DA FR 837278 A FR837278 A FR 837278A
Authority
FR
France
Prior art keywords
electro
magnetic waves
sounding devices
sounding
devices
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.)
Thales SA
Original Assignee
Le Materiel Telephonique Thomson CSF
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 Le Materiel Telephonique Thomson CSF filed Critical Le Materiel Telephonique Thomson CSF
Application granted granted Critical
Publication of FR837278A publication Critical patent/FR837278A/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 [2D] 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)
  • Geophysics And Detection Of Objects (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
FR837278D 1937-10-02 1937-10-02 Dispositifs de sondage utilisant des ondes électro-magnétiques Expired FR837278A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR837278T 1937-10-02
GB26382/38A GB520778A (en) 1937-10-02 1938-09-09 Sounding devices utilising electromagnetic waves

Publications (1)

Publication Number Publication Date
FR837278A true FR837278A (fr) 1939-02-07

Family

ID=32327983

Family Applications (1)

Application Number Title Priority Date Filing Date
FR837278D Expired FR837278A (fr) 1937-10-02 1937-10-02 Dispositifs de sondage utilisant des ondes électro-magnétiques

Country Status (3)

Country Link
US (1) US2807016A (fr)
FR (1) FR837278A (fr)
GB (1) GB520778A (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767231C (de) * 1939-11-10 1952-06-13 Lorenz A G C Einrichtung zur raeumlichen Richtungs- und Entfernungsbestimmung mittels reflektierter elektromagnetischer Wellen
DE912945C (de) * 1943-11-26 1954-06-08 Csf Anordnung zum Nachweis der Anwesenheit von Gegenstaenden mit Hilfe von elektromagnetischen Wellen
DE945704C (de) * 1941-03-04 1956-07-12 Lorenz C Ag Funkortungs-Anordnung zur unmittelbaren Darstellung fester und bewegter Gegenstaende in einem Kartenbild
DE970278C (de) * 1939-12-05 1958-09-04 Cossor Ltd A C Geraet zur Anzeige der Entfernung und der Richtung von Koerpern von einem Beobachtungspunkt
DE1214420B (de) * 1959-05-21 1966-04-14 Ferranti Ltd Verfahren und Vorrichtung zur Boden-entfernungsanzeige bei Niedrigfluegen
DE1236029B (de) * 1960-03-03 1967-03-09 North American Aviation Inc Anordnung in Flugzeugen zur Feststellung des Konturenverlaufs des Erdbodens mittels eines Radargeraetes
DE1240949B (de) * 1960-08-15 1967-05-24 Litton Systems Inc Funkmessverfahren zur Ermittlung von Kollisionsgefahr in Flugzeugen gegenueber Bodenhindernissen und Vorrichtung zur Durchfuerhung dieses Verfahrens
US4762848A (en) * 1985-03-12 1988-08-09 Hoechst Aktiengesellschaft 1,3-thiazoles and their use as immunomodulators

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2497002A (en) * 1941-05-19 1950-02-07 Rca Corp Pulse echo range finding system and impulse generator therefor
US2541030A (en) * 1941-10-30 1951-02-13 Standard Telephones Cables Ltd Radio pulse distance and direction indicator
US2688132A (en) * 1942-07-31 1954-08-31 Rca Corp Radio angle indicator
US2500552A (en) * 1942-08-13 1950-03-14 Rca Corp Electronic indicator system for radar with spinning antenna or the like
US2514828A (en) * 1942-09-12 1950-07-11 Sperry Corp Synthesized stereoscopic vision
US2610319A (en) * 1942-11-17 1952-09-09 Robert M Page Radio echo apparatus
FR963712A (fr) * 1942-12-07 1950-07-19
US2512086A (en) * 1942-12-25 1950-06-20 Bowen Edward George Radio locating apparatus
US2474875A (en) * 1943-01-22 1949-07-05 Sperry Corp Pulse echo volume compensating system
US2432101A (en) * 1943-04-19 1947-12-09 Sperry Gyroscope Co Inc Indicating method and apparatus for detection systems
BE465284A (fr) * 1943-06-04
US2512703A (en) * 1943-10-14 1950-06-27 Sperry Corp Radar direction and range indicating apparatus
US2668286A (en) * 1943-10-23 1954-02-02 Milton G White Moving object selective detection system
US2775757A (en) * 1943-11-19 1956-12-25 Louis D Ellsworth Auxiliary indicator for radio-echo detection system
US2587610A (en) * 1944-03-13 1952-03-04 Us Sec War Directional radar system
US2433341A (en) * 1944-05-01 1947-12-30 Standard Telephones Cables Ltd Radio navigation system and method
US2480208A (en) * 1944-06-27 1949-08-30 Us Sec War Radio distance and direction indicator
US2624874A (en) * 1944-09-04 1953-01-06 Rines Robert Harvey Electrical apparatus for solving right triangles
US2444407A (en) * 1944-11-10 1948-06-29 Bell Telephone Labor Inc Electrooptical indicating apparatus
US2555163A (en) * 1945-02-03 1951-05-29 Edwin G Schneider Expanded cathode-ray indicating system
US2465113A (en) * 1945-02-14 1949-03-22 Gen Electric Pulse echo system
BE474193A (fr) * 1945-02-24
US2617094A (en) * 1945-03-30 1952-11-04 Bell Telephone Labor Inc Object location system
US2499941A (en) * 1945-03-30 1950-03-07 Bell Telephone Labor Inc Automatic plotter
US2597348A (en) * 1945-04-18 1952-05-20 Us Sec War Range height indicator
US2637026A (en) * 1945-05-16 1953-04-28 Us Navy Cathode-ray tube sweep circuit
US2444193A (en) * 1945-07-09 1948-06-29 Us Sec War Plan position indication system
US2611894A (en) * 1945-07-18 1952-09-23 Rines Robert Harvey Thermoelectric system for remote object images
US2557864A (en) * 1945-12-05 1951-06-19 Raytheon Mfg Co Object-locating radio system
US2537081A (en) * 1945-12-13 1951-01-09 Irving H Page Cathode-ray indicator
US2535038A (en) * 1946-01-26 1950-12-26 Standard Telephones Cables Ltd Position indicator system
US2544355A (en) * 1946-07-31 1951-03-06 Rca Corp Obstacle-detector indicator system
US2630283A (en) * 1948-12-04 1953-03-03 Honeywell Regulator Co Automatic terrain clearance apparatus
DE1012341B (de) * 1950-06-26 1957-07-18 Bendix Aviat Corp Anzeigevorrichtung fuer Radaranlagen
US2737654A (en) * 1950-07-21 1956-03-06 Gilfillan Bros Inc Expanded presentation produced with logarithmic sweeps
US2979715A (en) * 1957-05-31 1961-04-11 Martin Co Radar method and apparatus for height and sea surface contour measurement
US3999372A (en) * 1969-01-17 1976-12-28 Park Control, Inc. Parking meter control unit
US5222076A (en) * 1981-04-15 1993-06-22 Ng William K Y Data communication apparatus and method with low power standby mode
US4880097A (en) * 1987-04-16 1989-11-14 Pom Incorporated Park card system for electronic parking meter
US4827206A (en) * 1987-04-16 1989-05-02 Pom, Incorporated Solar power system for electronic parking meter
US4823928A (en) * 1987-04-16 1989-04-25 Pom Incorporated Electronic parking meter system
US4895238A (en) * 1987-04-16 1990-01-23 Pom, Incorporated Coin discriminator for electronic parking meter
US4967895A (en) * 1987-04-16 1990-11-06 Pom, Incorporated Parameter control system for electronic parking meter
US5103957A (en) * 1989-06-15 1992-04-14 Am/Pm Parking Systems, Inc. Programmable electronic parking meter with communications interface
US5360095A (en) * 1992-04-07 1994-11-01 Pom Incorporated Power conserving electronic parking meter

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR575435A (fr) * 1923-12-27 1924-07-30 Procédés et appareils pour le sondage et la localisation en distance d'obstacles sous-marins, au moyen d'échos ultra-sonores
FR659470A (fr) * 1927-12-15 1929-06-28 Procédé et dispositif pour la mesure des distances au moyen d'ondes électro-magnétiques
US2045072A (en) * 1930-04-29 1936-06-23 American Telephone & Telegraph Method and means for measuring altitude of aircraft
US1982271A (en) * 1930-05-19 1934-11-27 Submarine Signal Co Method and means of measuring distance
US1924174A (en) * 1930-05-19 1933-08-29 Submarine Signal Co Means and method of measuring distance
US1979225A (en) * 1930-05-19 1934-10-30 Submarine Signal Co Means and method of measuring distance
US2143035A (en) * 1935-09-30 1939-01-10 Submarine Signal Co Distance measuring apparatus
US2181568A (en) * 1936-02-04 1939-11-28 Telefunken Gmbh Impulse or pulse transmitter
US2144843A (en) * 1936-04-07 1939-01-24 Bell Telephone Labor Inc System and method of determining distance
US2193361A (en) * 1936-04-09 1940-03-12 Gen Electric High frequency apparatus
US2172395A (en) * 1938-02-28 1939-09-12 Joseph M Mcspadden Sonic depth indicator apparatus
US2189549A (en) * 1938-03-18 1940-02-06 Rca Corp Antenna switching system

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE767231C (de) * 1939-11-10 1952-06-13 Lorenz A G C Einrichtung zur raeumlichen Richtungs- und Entfernungsbestimmung mittels reflektierter elektromagnetischer Wellen
DE970278C (de) * 1939-12-05 1958-09-04 Cossor Ltd A C Geraet zur Anzeige der Entfernung und der Richtung von Koerpern von einem Beobachtungspunkt
DE945704C (de) * 1941-03-04 1956-07-12 Lorenz C Ag Funkortungs-Anordnung zur unmittelbaren Darstellung fester und bewegter Gegenstaende in einem Kartenbild
DE912945C (de) * 1943-11-26 1954-06-08 Csf Anordnung zum Nachweis der Anwesenheit von Gegenstaenden mit Hilfe von elektromagnetischen Wellen
DE1214420B (de) * 1959-05-21 1966-04-14 Ferranti Ltd Verfahren und Vorrichtung zur Boden-entfernungsanzeige bei Niedrigfluegen
DE1236029B (de) * 1960-03-03 1967-03-09 North American Aviation Inc Anordnung in Flugzeugen zur Feststellung des Konturenverlaufs des Erdbodens mittels eines Radargeraetes
DE1240949B (de) * 1960-08-15 1967-05-24 Litton Systems Inc Funkmessverfahren zur Ermittlung von Kollisionsgefahr in Flugzeugen gegenueber Bodenhindernissen und Vorrichtung zur Durchfuerhung dieses Verfahrens
US4762848A (en) * 1985-03-12 1988-08-09 Hoechst Aktiengesellschaft 1,3-thiazoles and their use as immunomodulators

Also Published As

Publication number Publication date
US2807016A (en) 1957-09-17
GB520778A (en) 1940-05-03

Similar Documents

Publication Publication Date Title
FR837278A (fr) Dispositifs de sondage utilisant des ondes électro-magnétiques
FR51488E (fr) Dispositif à ondes ultra-courtes
FR845844A (fr) Vibrateurs électromagnétiques
FR864302A (fr) Circuit oscillant pour ondes électromagnétiques courtes
FR822144A (fr) Dispositifs acoustiques
FR832891A (fr) Récepteur microphonique sous-marin de fréquence suprasonore
FR841763A (fr) Dispositifs amplificateurs d'ondes électriques
FR844299A (fr) Dispositifs acoustiques
FR826726A (fr) Dispositifs sensibles à la direction de propagation des ondes électromagnétiques
FR824971A (fr) Dispositifs acoustiques
FR824386A (fr) Dispositifs sensibles à la direction de propagation des ondes électromagnétiques
FR847865A (fr) Appareils électro-mécaniques vibrants
FR870882A (fr) Dispositif acoustique
FR868496A (fr) Dispositif pour amplifier des ondes courtes
FR838655A (fr) Systèmes utilisant des ondes dirigées
FR51537E (fr) Perfectionnements aux amplificateurs neutralisés, notamment pour ondes ultra-courtes
FR832479A (fr) Avertisseur acoustique
DK56184C (da) Akustisk Signalapparat.
FR816982A (fr) Appareil micrométrique pour faciliter le captage des ondes de t. s. f.
FR837711A (fr) Signal acoustique
FR887069A (fr) Dispositif amplificateur pour ondes décimétriques
FR878921A (fr) Amplificateur perfectionné pour ondes très courtes
FR727210A (fr) Dispositif pour la production des ondes sonores
FR857828A (fr) émetteur à ondes courtes
FR598850A (fr) Sonnerie électromagnétique polarisée