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FR630022A - Improvements to aerial wireless telegraphy and telephony systems and their circuits - Google Patents

Improvements to aerial wireless telegraphy and telephony systems and their circuits

Info

Publication number
FR630022A
FR630022A FR630022DA FR630022A FR 630022 A FR630022 A FR 630022A FR 630022D A FR630022D A FR 630022DA FR 630022 A FR630022 A FR 630022A
Authority
FR
France
Prior art keywords
circuits
telephony systems
wireless telegraphy
aerial wireless
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
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 FR630022A publication Critical patent/FR630022A/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
FR630022D 1926-02-27 1927-02-15 Improvements to aerial wireless telegraphy and telephony systems and their circuits Expired FR630022A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5593/26A GB271577A (en) 1926-02-27 1926-02-27 Improvements in or relating to wireless receiving aerial systems and circuits therefor

Publications (1)

Publication Number Publication Date
FR630022A true FR630022A (en) 1927-11-22

Family

ID=9799014

Family Applications (1)

Application Number Title Priority Date Filing Date
FR630022D Expired FR630022A (en) 1926-02-27 1927-02-15 Improvements to aerial wireless telegraphy and telephony systems and their circuits

Country Status (4)

Country Link
US (1) US1735083A (en)
DE (1) DE480852C (en)
FR (1) FR630022A (en)
GB (1) GB271577A (en)

Also Published As

Publication number Publication date
GB271577A (en) 1927-05-27
DE480852C (en) 1929-08-09
US1735083A (en) 1929-11-12

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