FR951017A - Radiogoniomètres à large bande de fréquence - Google Patents

Radiogoniomètres à large bande de fréquence

Info

Publication number
FR951017A
FR951017A FR951017DA FR951017A FR 951017 A FR951017 A FR 951017A FR 951017D A FR951017D A FR 951017DA FR 951017 A FR951017 A FR 951017A
Authority
FR
France
Prior art keywords
direction finders
broadband direction
broadband
finders
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)
French (fr)
Inventor
Henri Gaston Busignies
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Application granted granted Critical
Publication of FR951017A publication Critical patent/FR951017A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H11/00—Networks using active elements
    • H03H11/02—Multiple-port networks
    • H03H11/16—Networks for phase shifting
    • H03H11/20—Two-port phase shifters providing an adjustable phase shift
    • 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
    • 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/04—Details
    • G01S3/06—Means for increasing effective directivity, e.g. by combining signals having differently oriented directivity characteristics or by sharpening the envelope waveform of the signal derived from a rotating or oscillating beam antenna
    • G01S3/065—Means for increasing effective directivity, e.g. by combining signals having differently oriented directivity characteristics or by sharpening the envelope waveform of the signal derived from a rotating or oscillating beam antenna by using non-directional aerial
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
    • H03H7/18—Networks for phase shifting
    • H03H7/185—Networks for phase shifting comprising distributed impedance elements together with lumped impedance elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
FR951017D 1942-12-11 1947-08-05 Radiogoniomètres à large bande de fréquence Expired FR951017A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US468668A US2426175A (en) 1942-12-11 1942-12-11 Direction finder

Publications (1)

Publication Number Publication Date
FR951017A true FR951017A (fr) 1949-10-13

Family

ID=23860742

Family Applications (2)

Application Number Title Priority Date Filing Date
FR951017D Expired FR951017A (fr) 1942-12-11 1947-08-05 Radiogoniomètres à large bande de fréquence
FR58517D Expired FR58517E (fr) 1942-12-11 1948-02-26 Radiogoniomètres à large bande de fréquence

Family Applications After (1)

Application Number Title Priority Date Filing Date
FR58517D Expired FR58517E (fr) 1942-12-11 1948-02-26 Radiogoniomètres à large bande de fréquence

Country Status (6)

Country Link
US (1) US2426175A (hu)
BE (1) BE480683A (hu)
CH (1) CH270290A (hu)
DE (1) DE874033C (hu)
FR (2) FR951017A (hu)
NL (1) NL69482C (hu)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR960665A (hu) * 1941-11-29 1950-04-22
US2578966A (en) * 1948-06-14 1951-12-18 Fr Sadir Carpentier Soc Radio-goniometric system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE405522A (hu) * 1941-08-01

Also Published As

Publication number Publication date
NL69482C (hu)
DE874033C (de) 1953-04-20
CH270290A (de) 1950-08-31
FR58517E (fr) 1954-01-27
US2426175A (en) 1947-08-26
BE480683A (hu)

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