FR617730A - Improvements to radiating high frequency wave systems or antennas - Google Patents

Improvements to radiating high frequency wave systems or antennas

Info

Publication number
FR617730A
FR617730A FR617730DA FR617730A FR 617730 A FR617730 A FR 617730A FR 617730D A FR617730D A FR 617730DA FR 617730 A FR617730 A FR 617730A
Authority
FR
France
Prior art keywords
antennas
high frequency
frequency wave
wave systems
radiating high
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
French (fr)
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.)
Compagnie Francaise Thomson Houston SA
Original Assignee
Compagnie Francaise Thomson Houston 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 Compagnie Francaise Thomson Houston SA filed Critical Compagnie Francaise Thomson Houston SA
Application granted granted Critical
Publication of FR617730A publication Critical patent/FR617730A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/06—Arrays of individually energised antenna units similarly polarised and spaced apart
    • H01Q21/061—Two dimensional planar arrays
    • H01Q21/062—Two dimensional planar arrays using dipole aerials
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D5/00—Blades; Blade-carrying members; Heating, heat-insulating, cooling or antivibration means on the blades or the members
    • F01D5/02—Blade-carrying members, e.g. rotors
    • F01D5/04—Blade-carrying members, e.g. rotors for radial-flow machines or engines
    • F01D5/041—Blade-carrying members, e.g. rotors for radial-flow machines or engines of the Ljungström type
FR617730D 1925-05-09 1926-05-05 Improvements to radiating high frequency wave systems or antennas Expired FR617730A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US617730XA 1925-05-09 1925-05-09

Publications (1)

Publication Number Publication Date
FR617730A true FR617730A (en) 1927-02-24

Family

ID=22038037

Family Applications (1)

Application Number Title Priority Date Filing Date
FR617730D Expired FR617730A (en) 1925-05-09 1926-05-05 Improvements to radiating high frequency wave systems or antennas

Country Status (4)

Country Link
US (1) US1790646A (en)
BE (1) BE334348A (en)
FR (1) FR617730A (en)
NL (2) NL33345B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB628986A (en) * 1946-10-01 1949-09-08 Edward Cecil Cork Improvements in or relating to aerials
USRE23943E (en) * 1953-03-10 1955-02-08 finneburgh
CA2170918C (en) * 1996-03-04 2000-01-11 James Stanley Podger Double-delta turnstile antenna
CA2172742C (en) * 1996-03-27 1997-09-28 James Stanley Podger Double-delta log-periodic antenna
FR3040111B1 (en) * 2015-08-10 2017-12-01 Tdf SURFACE WAVE ANTENNA, ANTENNA NETWORK AND USE OF ANTENNA OR ANTENNA NETWORK

Also Published As

Publication number Publication date
BE334348A (en)
NL33345B (en)
NL23436C (en)
US1790646A (en) 1931-02-03

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