ES178575A1 - Mejoras en sistemas indicadores radioeléctricos - Google Patents

Mejoras en sistemas indicadores radioeléctricos

Info

Publication number
ES178575A1
ES178575A1 ES0178575A ES178575A ES178575A1 ES 178575 A1 ES178575 A1 ES 178575A1 ES 0178575 A ES0178575 A ES 0178575A ES 178575 A ES178575 A ES 178575A ES 178575 A1 ES178575 A1 ES 178575A1
Authority
ES
Spain
Prior art keywords
indicator
radioelectric
indicator systems
certain
place
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
ES0178575A
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.)
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 ES178575A1 publication Critical patent/ES178575A1/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
    • 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
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/765—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted with exchange of information between interrogator and responder

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Audible And Visible Signals (AREA)
  • Burglar Alarm Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)

Abstract

En un sistema indicador radioeléctrico, un indicador en determinado sitio, el medio de indicar en dicho indicador, en consecuencia de la energía que sea irradiada esencialmente de dicho sitio, los objetos que se encuentran alrededor de dicho indicador, un medio esencialmente en el mismo sitio que dicho indicador, para transmitirle una señal a uno determinado de dichos objetos y el medio, en dicho determinado objeto, de responder automáticamente a dicha señal.
ES0178575A 1946-01-26 1947-06-20 Mejoras en sistemas indicadores radioeléctricos Expired ES178575A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US643701A US2535038A (en) 1946-01-26 1946-01-26 Position indicator system

Publications (1)

Publication Number Publication Date
ES178575A1 true ES178575A1 (es) 1947-08-16

Family

ID=24581929

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0178575A Expired ES178575A1 (es) 1946-01-26 1947-06-20 Mejoras en sistemas indicadores radioeléctricos

Country Status (2)

Country Link
US (1) US2535038A (es)
ES (1) ES178575A1 (es)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL80438C (es) * 1945-09-18
US2654084A (en) * 1945-10-10 1953-09-29 Wilkie Harry Blind landing and appoach system
US2891246A (en) * 1945-12-10 1959-06-16 Jr John C Reed Beacon system
US2623208A (en) * 1947-06-16 1952-12-23 Wallace Traffic control system
US2636166A (en) * 1947-09-10 1953-04-21 Rca Corp Bearing deviation indication system
US2632158A (en) * 1947-09-23 1953-03-17 Wallace Synchrometric multiplexing system
US2666198A (en) * 1948-03-15 1954-01-12 Wallace Synchrometric radar system
US2639422A (en) * 1949-03-08 1953-05-19 Collins Radio Co Forward radar echo-ranging method and system
US2616076A (en) * 1949-04-20 1952-10-28 Sperry Corp Air traffic control system
US2786996A (en) * 1952-01-04 1957-03-26 Todd William Wave measuring system
US5999130A (en) * 1998-04-07 1999-12-07 Trimble Navigation Limited Determination of radar threat location from an airborne vehicle

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1894019A (en) * 1929-08-06 1933-01-10 John P Buckley Aircraft signaling
US2171293A (en) * 1935-04-27 1939-08-29 Transoceanic Aerial Control Sy Radio navigational guide system
US2132559A (en) * 1937-03-01 1938-10-11 American Steel & Wire Co Handle for reels
FR837278A (fr) * 1937-10-02 1939-02-07 Materiel Telephonique Dispositifs de sondage utilisant des ondes électro-magnétiques
US2252083A (en) * 1938-04-23 1941-08-12 Rca Corp Radio traffic control
US2417032A (en) * 1939-02-28 1947-03-04 Rca Corp Electric altimeter
US2321698A (en) * 1940-06-06 1943-06-15 George V Nolde Navigational guide system
US2436846A (en) * 1941-03-11 1948-03-02 Standard Telephones Cables Ltd Glide path system for aircraft
US2405231A (en) * 1942-03-31 1946-08-06 Bell Telephone Labor Inc Aircraft blind landing system
US2402459A (en) * 1943-02-03 1946-06-18 Ronald B Smith Submarine and ship detector using reflected radio waves
BE477656A (es) * 1943-12-11

Also Published As

Publication number Publication date
US2535038A (en) 1950-12-26

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