GB318619A - Improvements in or relating to directional antenna - Google Patents

Improvements in or relating to directional antenna

Info

Publication number
GB318619A
GB318619A GB25121/29A GB2512129A GB318619A GB 318619 A GB318619 A GB 318619A GB 25121/29 A GB25121/29 A GB 25121/29A GB 2512129 A GB2512129 A GB 2512129A GB 318619 A GB318619 A GB 318619A
Authority
GB
United Kingdom
Prior art keywords
angle
aerials
energized
lobes
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
GB25121/29A
Other languages
English (en)
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.)
Marconis Wireless Telegraph Co Ltd
BAE Systems Electronics Ltd
Original Assignee
Marconis Wireless Telegraph Co Ltd
Marconi Co Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23176540&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GB318619(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Publication of GB318619A publication Critical patent/GB318619A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
    • H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands

Landscapes

  • Variable-Direction Aerials And Aerial Arrays (AREA)
GB25121/29A 1928-09-07 1929-08-16 Improvements in or relating to directional antenna Expired GB318619A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US304445A US1884006A (en) 1928-09-07 1928-09-07 Antenna

Publications (1)

Publication Number Publication Date
GB318619A true GB318619A (en) 1930-10-09

Family

ID=23176540

Family Applications (1)

Application Number Title Priority Date Filing Date
GB25121/29A Expired GB318619A (en) 1928-09-07 1929-08-16 Improvements in or relating to directional antenna

Country Status (4)

Country Link
US (1) US1884006A (instruction)
FR (1) FR668407A (instruction)
GB (1) GB318619A (instruction)
NL (1) NL28726C (instruction)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2524993A (en) * 1945-09-14 1950-10-10 Victor H Rumsey Antenna

Also Published As

Publication number Publication date
NL28726C (instruction)
US1884006A (en) 1932-10-25
FR668407A (fr) 1929-10-31

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