GB191422879A - Improvements in Apparatus for Directed Wireless Telegraphy and Telephony. - Google Patents

Improvements in Apparatus for Directed Wireless Telegraphy and Telephony.

Info

Publication number
GB191422879A
GB191422879A GB191422879DA GB191422879A GB 191422879 A GB191422879 A GB 191422879A GB 191422879D A GB191422879D A GB 191422879DA GB 191422879 A GB191422879 A GB 191422879A
Authority
GB
United Kingdom
Prior art keywords
plates
pair
axis
fixed plates
aerial
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)
Inventor
Ettore Bellini
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of GB191422879A publication Critical patent/GB191422879A/en
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)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Toys (AREA)
GB191422879D 1914-06-24 1914-11-21 Improvements in Apparatus for Directed Wireless Telegraphy and Telephony. Expired GB191422879A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR320965X 1914-06-24

Publications (1)

Publication Number Publication Date
GB191422879A true GB191422879A (en) 1915-05-27

Family

ID=8890082

Family Applications (1)

Application Number Title Priority Date Filing Date
GB191422879D Expired GB191422879A (en) 1914-06-24 1914-11-21 Improvements in Apparatus for Directed Wireless Telegraphy and Telephony.

Country Status (4)

Country Link
DE (1) DE320965C (https=)
FR (2) FR477654A (https=)
GB (1) GB191422879A (https=)
NL (1) NL3490C (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE759307C (de) * 1939-03-24 1954-03-01 Siemens & Halske A G Verfahren und Schaltungsanordnung zur Erzeugung zweier Wechsel-spannungen gleicher Frequenz mit wahlweiser Einstellung beliebiger Phasenwinkel fuer Messzwecke
DE1063658B (de) * 1957-07-24 1959-08-20 Telefunken Gmbh Mehrfachadcockantenne

Also Published As

Publication number Publication date
DE320965C (de) 1920-05-15
FR20774E (fr) 1919-06-14
FR477654A (fr) 1915-11-04
NL3490C (https=)

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