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FR678529A - Improvements to antennas usable in telegraphy and wireless telephony - Google Patents

Improvements to antennas usable in telegraphy and wireless telephony

Info

Publication number
FR678529A
FR678529A FR678529DA FR678529A FR 678529 A FR678529 A FR 678529A FR 678529D A FR678529D A FR 678529DA FR 678529 A FR678529 A FR 678529A
Authority
FR
France
Prior art keywords
telegraphy
wireless telephony
antennas usable
antennas
usable
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.)
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
Application filed by Marconis Wireless Telegraph Co Ltd, Marconi Co Ltd filed Critical Marconis Wireless Telegraph Co Ltd
Application granted granted Critical
Publication of FR678529A publication Critical patent/FR678529A/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
    • H01Q21/08—Arrays of individually energised antenna units similarly polarised and spaced apart the units being spaced along or adjacent to a rectilinear path
    • H01Q21/10—Collinear arrangements of substantially straight elongated conductive units
FR678529D 1928-07-17 1929-07-17 Improvements to antennas usable in telegraphy and wireless telephony Expired FR678529A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB20737/28A GB320425A (en) 1928-07-17 1928-07-17 Improvements in or relating to aerials for use in wireless telegraphy and telephony

Publications (1)

Publication Number Publication Date
FR678529A true FR678529A (en) 1930-03-25

Family

ID=10150804

Family Applications (1)

Application Number Title Priority Date Filing Date
FR678529D Expired FR678529A (en) 1928-07-17 1929-07-17 Improvements to antennas usable in telegraphy and wireless telephony

Country Status (4)

Country Link
US (1) US1957949A (en)
FR (1) FR678529A (en)
GB (1) GB320425A (en)
NL (1) NL32643C (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2767397A (en) * 1951-03-31 1956-10-16 Motorola Inc Antenna
US2725473A (en) * 1951-10-26 1955-11-29 Rca Corp Antenna for mobile communications
EP0814536A3 (en) * 1996-06-20 1999-10-13 Kabushiki Kaisha Yokowo Antenna and radio apparatus using same
CN101687658B (en) 2007-05-14 2013-07-24 因温斯特技术公司 High efficiency reactor and process

Also Published As

Publication number Publication date
NL32643C (en)
GB320425A (en) 1929-10-17
US1957949A (en) 1934-05-08

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