ES179050A1 - Sistemas de antena orientable - Google Patents

Sistemas de antena orientable

Info

Publication number
ES179050A1
ES179050A1 ES0179050A ES179050A ES179050A1 ES 179050 A1 ES179050 A1 ES 179050A1 ES 0179050 A ES0179050 A ES 0179050A ES 179050 A ES179050 A ES 179050A ES 179050 A1 ES179050 A1 ES 179050A1
Authority
ES
Spain
Prior art keywords
antenna systems
adjustable antenna
antenna system
steerable antenna
circuit
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
ES0179050A
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 ES179050A1 publication Critical patent/ES179050A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H2/00—Networks using elements or techniques not provided for in groups H03H3/00 - H03H21/00
    • H03H2/005—Coupling circuits between transmission lines or antennas and transmitters, receivers or amplifiers
    • H03H2/006—Transmitter or amplifier output circuits
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/52—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure
    • H01Q1/521—Means for reducing coupling between antennas; Means for reducing coupling between an antenna and another structure reducing the coupling between adjacent antennas
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C3/00—Angle modulation
    • H03C3/10—Angle modulation by means of variable impedance
    • H03C3/12—Angle modulation by means of variable impedance by means of a variable reactive element
    • H03C3/18—Angle modulation by means of variable impedance by means of a variable reactive element the element being a current-dependent inductor

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Power Engineering (AREA)
  • Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
  • Transmitters (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
ES0179050A 1945-04-09 1947-07-23 Sistemas de antena orientable Expired ES179050A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US587239A US2480164A (en) 1945-04-09 1945-04-09 Feedback antenna system

Publications (1)

Publication Number Publication Date
ES179050A1 true ES179050A1 (es) 1947-10-01

Family

ID=24348969

Family Applications (1)

Application Number Title Priority Date Filing Date
ES0179050A Expired ES179050A1 (es) 1945-04-09 1947-07-23 Sistemas de antena orientable

Country Status (4)

Country Link
US (1) US2480164A (enrdf_load_stackoverflow)
BE (1) BE464416A (enrdf_load_stackoverflow)
ES (1) ES179050A1 (enrdf_load_stackoverflow)
GB (1) GB604582A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2810906A (en) * 1951-08-29 1957-10-22 Leonard J Lynch Electronic antenna

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1986623A (en) * 1931-03-21 1935-01-01 Rca Corp Signaling apparatus
DE738032C (de) * 1937-05-05 1943-07-31 Telefunken Gmbh Antenne mit fortschreitenden Wellen
US2262932A (en) * 1939-09-14 1941-11-18 Radio Patents Corp Frequency variation response system
US2297925A (en) * 1940-04-06 1942-10-06 Rca Corp Antenna system
US2396884A (en) * 1940-05-02 1946-03-19 Robinson James Radio receiving and transmitting system
US2290314A (en) * 1940-09-24 1942-07-21 Rca Corp Feedback system for traveling wave antennas
BE474202A (enrdf_load_stackoverflow) * 1944-01-05

Also Published As

Publication number Publication date
US2480164A (en) 1949-08-30
BE464416A (enrdf_load_stackoverflow)
GB604582A (en) 1948-07-06

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