CH305274A - Dispositif d'antennes pour ondes courtes. - Google Patents

Dispositif d'antennes pour ondes courtes.

Info

Publication number
CH305274A
CH305274A CH305274DA CH305274A CH 305274 A CH305274 A CH 305274A CH 305274D A CH305274D A CH 305274DA CH 305274 A CH305274 A CH 305274A
Authority
CH
Switzerland
Prior art keywords
antenna device
short waves
waves
short
antenna
Prior art date
Application number
Other languages
English (en)
Inventor
Limited Marconi S Wire Company
Original Assignee
Marconi Wireless Telegraph Co
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 Marconi Wireless Telegraph Co filed Critical Marconi Wireless Telegraph Co
Publication of CH305274A publication Critical patent/CH305274A/fr

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
    • H01Q21/20—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path
    • H01Q21/205—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a curvilinear path providing an omnidirectional coverage
    • 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
    • H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
    • H01Q21/12—Parallel arrangements of substantially straight elongated conductive units
    • H01Q21/14—Adcock antennas
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/12—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems
    • H01Q3/14—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical relative movement between primary active elements and secondary devices of antennas or antenna systems for varying the relative position of primary active element and a refracting or diffracting device
CH305274D 1950-04-27 1951-04-27 Dispositif d'antennes pour ondes courtes. CH305274A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB305274X 1950-04-27
GB20351X 1951-03-02

Publications (1)

Publication Number Publication Date
CH305274A true CH305274A (fr) 1955-02-15

Family

ID=26237173

Family Applications (1)

Application Number Title Priority Date Filing Date
CH305274D CH305274A (fr) 1950-04-27 1951-04-27 Dispositif d'antennes pour ondes courtes.

Country Status (3)

Country Link
US (1) US2787788A (fr)
CH (1) CH305274A (fr)
GB (1) GB721582A (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3727554A (en) * 1956-11-15 1973-04-17 Us Navy Split antenna for dual channel fuze
US2959659A (en) * 1957-08-19 1960-11-08 Alford Andrew Electromagnetic heating unit
GB8431457D0 (en) * 1984-12-13 1985-01-23 Maxview Aerials Ltd Aerials
DE4024599C2 (de) * 1989-08-16 1996-08-14 Siemens Ag Hochfrequenz-Antenne eines Kernspintomographen
US5402134A (en) * 1993-03-01 1995-03-28 R. A. Miller Industries, Inc. Flat plate antenna module
DE4434948C2 (de) * 1994-09-29 1998-05-20 Siemens Ag Mammographie-Antennenanordnung für Magnetresonanzuntersuchungen einer weiblichen Brust
US5625371A (en) * 1996-02-16 1997-04-29 R.A. Miller Industries, Inc. Flat plate TV antenna
US6542128B1 (en) * 2000-03-31 2003-04-01 Tyco Electronics Logistics Ag Wide beamwidth ultra-compact antenna with multiple polarization
US6690170B2 (en) * 2002-03-29 2004-02-10 Schlumberger Technology Corporation Antenna structures for electromagnetic well logging tools
JP4935847B2 (ja) * 2009-04-03 2012-05-23 トヨタ自動車株式会社 アンテナ装置
CN103268978B (zh) * 2013-04-22 2015-07-22 中国电子科技集团公司第二十二研究所 一种小型化短波宽带全向高仰角通讯天线

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2014732A (en) * 1930-08-08 1935-09-17 Rca Corp Radio beacon system
US2169377A (en) * 1936-12-21 1939-08-15 Telefunken Gmbh Antenna
GB519350A (en) * 1937-12-06 1940-03-21 Standard Telephones Cables Ltd Directional radio antenna arrays
US2210491A (en) * 1938-10-31 1940-08-06 Rca Corp High frequency antenna
US2247743A (en) * 1938-12-10 1941-07-01 Rca Corp Antenna
GB624428A (en) * 1939-03-08 1949-06-08 Radio Electr Soc Fr Improvements in aircraft aerials
US2289856A (en) * 1940-09-25 1942-07-14 Internat Telephone & Eadio Mfg Broadcasting antenna system
US2403500A (en) * 1941-10-22 1946-07-09 Rca Corp System for and method of aircraft radio communication
US2373206A (en) * 1942-04-30 1945-04-10 Rca Corp Mechanically tuned loop antenna
US2414266A (en) * 1942-06-27 1947-01-14 Rca Corp Antenna
US2474242A (en) * 1945-06-13 1949-06-28 Carl K Gieringer Adjustable antenna
GB654498A (en) * 1948-09-23 1951-06-20 British Broadcasting Corp Improvements in and relating to aerial systems
US2533900A (en) * 1949-09-09 1950-12-12 Collins Radio Co Antenna

Also Published As

Publication number Publication date
US2787788A (en) 1957-04-02
GB721582A (en) 1955-01-12

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