GB2237936B - Phase control reflector element - Google Patents

Phase control reflector element

Info

Publication number
GB2237936B
GB2237936B GB8504147A GB8504147A GB2237936B GB 2237936 B GB2237936 B GB 2237936B GB 8504147 A GB8504147 A GB 8504147A GB 8504147 A GB8504147 A GB 8504147A GB 2237936 B GB2237936 B GB 2237936B
Authority
GB
United Kingdom
Prior art keywords
phase control
reflector element
control reflector
phase
reflector
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
GB8504147A
Other versions
GB2237936A (en
Inventor
Norman Aspley
Huw David Rees
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.)
UK Secretary of State for Defence
Original Assignee
UK Secretary of State for Defence
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 UK Secretary of State for Defence filed Critical UK Secretary of State for Defence
Publication of GB2237936A publication Critical patent/GB2237936A/en
Application granted granted Critical
Publication of GB2237936B publication Critical patent/GB2237936B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
    • H01Q3/44—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system varying the electric or magnetic characteristics of reflecting, refracting, or diffracting devices associated with the radiating element
    • H01Q3/46—Active lenses or reflecting arrays
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction or polarisation of waves radiated from an antenna, e.g. quasi-optical devices
    • H01Q15/14—Reflecting surfaces; Equivalent structures
    • H01Q15/22—Reflecting surfaces; Equivalent structures functioning also as polarisation filter

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Aerials With Secondary Devices (AREA)
GB8504147A 1984-02-27 1985-02-18 Phase control reflector element Expired - Lifetime GB2237936B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8405309 1984-02-27

Publications (2)

Publication Number Publication Date
GB2237936A GB2237936A (en) 1991-05-15
GB2237936B true GB2237936B (en) 1991-10-02

Family

ID=10557372

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8504147A Expired - Lifetime GB2237936B (en) 1984-02-27 1985-02-18 Phase control reflector element

Country Status (6)

Country Link
CA (1) CA1295417C (en)
DE (1) DE3506933C2 (en)
FR (1) FR2685550B1 (en)
GB (1) GB2237936B (en)
IT (1) IT1227287B (en)
NL (1) NL194934C (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8715531D0 (en) * 1987-07-02 1991-07-10 British Aerospace Electromagnetic radiation receiver
DE4119784C2 (en) * 1991-06-15 2003-10-30 Erich Kasper Planar waveguide structure for integrated transmitter and receiver circuits
US5543809A (en) * 1992-03-09 1996-08-06 Martin Marietta Corp. Reflectarray antenna for communication satellite frequency re-use applications
FR2689320B1 (en) * 1992-03-24 1994-05-13 Thomson Csf ELECTRONIC SCANNING SLAB ANTENNA WITH BIPOLARIZATION OPERATION.
GB9313109D0 (en) * 1993-06-25 1994-09-21 Secr Defence Radiation sensor
FR2730444B1 (en) * 1995-02-10 1997-04-11 Peugeot TOOL ASSOCIATED WITH A ROBOT FOR THE AUTOMATIC LAYING OF A SEAL
WO1997004497A1 (en) * 1995-07-14 1997-02-06 Spar Aerospace Limited Antenna reflector
DE19820835A1 (en) * 1998-05-09 1999-11-11 Sel Verteidigungssysteme Gmbh Transmission/reception device for vehicle, e.g. aircraft
US7224314B2 (en) * 2004-11-24 2007-05-29 Agilent Technologies, Inc. Device for reflecting electromagnetic radiation
CN116885450B (en) * 2023-07-26 2024-07-09 北京星英联微波科技有限责任公司 Multi-polarization horn antenna with strong electromagnetic pulse protection function

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1511204A (en) * 1975-12-19 1978-05-17 Int Standard Electric Corp Twomode rf phase shifter particularly for phase scanner array

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3276023A (en) * 1963-05-21 1966-09-27 Dorne And Margolin Inc Grid array antenna
US3955201A (en) * 1974-07-29 1976-05-04 Crump Lloyd R Radar randome antenna with switchable R.F. transparency/reflectivity
DE2452703A1 (en) * 1974-11-06 1976-05-13 Harris Corp Aerial array with direction adjustment acting as relay - matrix of composite elements has circular polarisation with angular displacement
US4387378A (en) * 1978-06-28 1983-06-07 Harris Corporation Antenna having electrically positionable phase center
JPS5612106A (en) * 1979-07-11 1981-02-06 Morio Onoe Electric-reflectivity-variable radar reflector

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1511204A (en) * 1975-12-19 1978-05-17 Int Standard Electric Corp Twomode rf phase shifter particularly for phase scanner array

Also Published As

Publication number Publication date
FR2685550A1 (en) 1993-06-25
DE3506933C2 (en) 1995-04-13
NL194934B (en) 2003-03-03
IT1227287B (en) 1991-04-04
NL194934C (en) 2003-07-04
CA1295417C (en) 1992-02-04
NL8500542A (en) 2003-02-03
IT8547728A0 (en) 1985-02-26
GB2237936A (en) 1991-05-15
FR2685550B1 (en) 1995-03-03
DE3506933A1 (en) 1991-10-31

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Legal Events

Date Code Title Description
PE20 Patent expired after termination of 20 years

Effective date: 20050217