GB2604086B - Antennas - Google Patents

Antennas Download PDF

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Publication number
GB2604086B
GB2604086B GB9806745.7A GB9806745A GB2604086B GB 2604086 B GB2604086 B GB 2604086B GB 9806745 A GB9806745 A GB 9806745A GB 2604086 B GB2604086 B GB 2604086B
Authority
GB
United Kingdom
Prior art keywords
antennas
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 - Lifetime
Application number
GB9806745.7A
Other versions
GB2604086A (en
Inventor
Leonard Wallace Stevens Roderick
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.)
Roke Manor Research Ltd
Original Assignee
Roke Manor Research 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 Roke Manor Research Ltd filed Critical Roke Manor Research Ltd
Priority to GB9806745.7A priority Critical patent/GB2604086B/en
Anticipated expiration legal-status Critical
Publication of GB2604086A publication Critical patent/GB2604086A/en
Application granted granted Critical
Publication of GB2604086B publication Critical patent/GB2604086B/en
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/27—Adaptation for use in or on movable bodies
    • H01Q1/28—Adaptation for use in or on aircraft, missiles, satellites, or balloons
    • H01Q1/286—Adaptation for use in or on aircraft, missiles, satellites, or balloons substantially flush mounted with the skin of the craft
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
    • H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
GB9806745.7A 1998-03-25 1998-03-25 Antennas Expired - Lifetime GB2604086B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9806745.7A GB2604086B (en) 1998-03-25 1998-03-25 Antennas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9806745.7A GB2604086B (en) 1998-03-25 1998-03-25 Antennas

Publications (2)

Publication Number Publication Date
GB2604086A GB2604086A (en) 2022-08-24
GB2604086B true GB2604086B (en) 2023-03-15

Family

ID=82611059

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9806745.7A Expired - Lifetime GB2604086B (en) 1998-03-25 1998-03-25 Antennas

Country Status (1)

Country Link
GB (1) GB2604086B (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5043738A (en) * 1990-03-15 1991-08-27 Hughes Aircraft Company Plural frequency patch antenna assembly
US5371507A (en) * 1991-05-14 1994-12-06 Sony Corporation Planar antenna with ring-shaped radiation element of high ring ratio
US5444452A (en) * 1992-07-13 1995-08-22 Matsushita Electric Works, Ltd. Dual frequency antenna

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5043738A (en) * 1990-03-15 1991-08-27 Hughes Aircraft Company Plural frequency patch antenna assembly
US5371507A (en) * 1991-05-14 1994-12-06 Sony Corporation Planar antenna with ring-shaped radiation element of high ring ratio
US5444452A (en) * 1992-07-13 1995-08-22 Matsushita Electric Works, Ltd. Dual frequency antenna

Also Published As

Publication number Publication date
GB2604086A (en) 2022-08-24

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20220901 AND 20220907

PE20 Patent expired after termination of 20 years

Expiry date: 20180324