GB9016875D0 - Antenna for high frequency communications - Google Patents

Antenna for high frequency communications

Info

Publication number
GB9016875D0
GB9016875D0 GB909016875A GB9016875A GB9016875D0 GB 9016875 D0 GB9016875 D0 GB 9016875D0 GB 909016875 A GB909016875 A GB 909016875A GB 9016875 A GB9016875 A GB 9016875A GB 9016875 D0 GB9016875 D0 GB 9016875D0
Authority
GB
United Kingdom
Prior art keywords
antenna
high frequency
frequency communications
communications
frequency
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.)
Withdrawn
Application number
GB909016875A
Other versions
GB2235589A (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.)
Rolls Royce PLC
Original Assignee
Rolls Royce PLC
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 Rolls Royce PLC filed Critical Rolls Royce PLC
Publication of GB9016875D0 publication Critical patent/GB9016875D0/en
Publication of GB2235589A publication Critical patent/GB2235589A/en
Withdrawn legal-status Critical Current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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
    • H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
    • H01Q11/10—Logperiodic antennas
GB9016875A 1989-08-30 1990-08-01 Logarithmic loop antenna arrangement for high frequency radio communication Withdrawn GB2235589A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898919567A GB8919567D0 (en) 1989-08-30 1989-08-30 Antenna for high frequency communications

Publications (2)

Publication Number Publication Date
GB9016875D0 true GB9016875D0 (en) 1990-09-12
GB2235589A GB2235589A (en) 1991-03-06

Family

ID=10662242

Family Applications (2)

Application Number Title Priority Date Filing Date
GB898919567A Pending GB8919567D0 (en) 1989-08-30 1989-08-30 Antenna for high frequency communications
GB9016875A Withdrawn GB2235589A (en) 1989-08-30 1990-08-01 Logarithmic loop antenna arrangement for high frequency radio communication

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB898919567A Pending GB8919567D0 (en) 1989-08-30 1989-08-30 Antenna for high frequency communications

Country Status (1)

Country Link
GB (2) GB8919567D0 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1388834A (en) * 1963-12-19 1965-02-12 Csf Improvements to logarithmic antennas
GB1156618A (en) * 1967-01-03 1969-07-02 Rohde & Schwarz Broad-Band Antenna
FR2036909B1 (en) * 1969-04-17 1974-02-22 Thomson Csf

Also Published As

Publication number Publication date
GB8919567D0 (en) 1990-04-25
GB2235589A (en) 1991-03-06

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)