ES175930A1 - Mejoras en radio-medidores de distancia con los metodos y equipos correspondientes - Google Patents

Mejoras en radio-medidores de distancia con los metodos y equipos correspondientes

Info

Publication number
ES175930A1
ES175930A1 ES0175930A ES175930A ES175930A1 ES 175930 A1 ES175930 A1 ES 175930A1 ES 0175930 A ES0175930 A ES 0175930A ES 175930 A ES175930 A ES 175930A ES 175930 A1 ES175930 A1 ES 175930A1
Authority
ES
Spain
Prior art keywords
distance
frequency
radio
equipment
corresponding methods
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
ES0175930A
Other languages
English (en)
Spanish (es)
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.)
Nokia Spain SA
Original Assignee
Alcatel Espana SA
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 Alcatel Espana SA filed Critical Alcatel Espana SA
Publication of ES175930A1 publication Critical patent/ES175930A1/es
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
    • 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)
  • 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)
ES0175930A 1940-03-15 1946-11-29 Mejoras en radio-medidores de distancia con los metodos y equipos correspondientes Expired ES175930A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB486840A GB581162A (en) 1940-03-15 1940-03-15 Radio distance meter

Publications (1)

Publication Number Publication Date
ES175930A1 true ES175930A1 (es) 1947-01-01

Family

ID=9785324

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0175930A Expired ES175930A1 (es) 1940-03-15 1946-11-29 Mejoras en radio-medidores de distancia con los metodos y equipos correspondientes

Country Status (4)

Country Link
BE (1) BE481265A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ES (1) ES175930A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR939309A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB (1) GB581162A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
FR939309A (fr) 1948-11-09
BE481265A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
GB581162A (en) 1946-10-03

Similar Documents

Publication Publication Date Title
ES182167A1 (es) UN SISTEMA DE RADIOTRANSMISIoN Y RECEPCIoN
CH320601A (fr) Dispositif de couplage de lignes de transmission pour haute fréquence
FR920008A (fr) émetteur et récepteur de signaux de bande unilatérale
FR870819A (fr) Dispositif pour la réception d'ondes de fréquence ultra-élevée
FR892829A (fr) Cavité de résonance pour ondes radio-électriques ultra-courtes
FR950385A (fr) Récepteur pour ondes modulées en fréquence
FR1047716A (fr) Antenne sans réflexion
ES175930A1 (es) Mejoras en radio-medidores de distancia con los metodos y equipos correspondientes
FR873233A (fr) Antenne pour ondes courtes et ultra-courtes
FR938587A (fr) Dispositif de couplage pour ultra hautes frequences
FR1025756A (fr) Récepteur pour ondes très courtes
FR823227A (fr) Dispositif radio-émetteur sur onde unique
ES177205A1 (es) Mejoras relativas a disposiciones para determinar la distancia por la reflexion de ondas electromagnéticas
CH318089A (fr) Récepteur à fréquences vocales
FR890885A (fr) Récepteur superhétérodyne pour ondes centimétriques
FR899024A (fr) Système d'antennes d'émission
FR887907A (fr) Réalisation d'un oscillateur d'un émetteur ou d'un récepteur hétérodyne pour ondes ultra-courtes et plus courtes
AU112660B2 (en) Horns for transmitting or receiving electromagnetic waves
ES160721A3 (es) Un procedimiento para mediciones de distancia y de sondeo por medio de ondas reflejables
FR890321A (fr) Antenne en losange
FR880561A (fr) Antenne pour émission ou réception d'ondes extra-courtes dirigées
AU42740A (en) Horns for transmitting or receiving electromagnetic waves
AT169130B (de) Radioempfangsgerät mit aufklappbarer Abstimmskala
ES153716A1 (es) Un montaje para la recepción selectiva de señales de alta frecuencia
FR976071A (fr) Mât antenne perfectionné pour ondes très courtes