GB2372378B - Beam steering in sub-arrayed antennae - Google Patents

Beam steering in sub-arrayed antennae

Info

Publication number
GB2372378B
GB2372378B GB0123739A GB0123739A GB2372378B GB 2372378 B GB2372378 B GB 2372378B GB 0123739 A GB0123739 A GB 0123739A GB 0123739 A GB0123739 A GB 0123739A GB 2372378 B GB2372378 B GB 2372378B
Authority
GB
United Kingdom
Prior art keywords
antennae
arrayed
sub
beam steering
steering
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 - Fee Related
Application number
GB0123739A
Other versions
GB2372378A (en
GB0123739D0 (en
Inventor
Nicholas Alfred Carter
Bryan Stephen Rickett
Peter John Wright
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
Publication of GB0123739D0 publication Critical patent/GB0123739D0/en
Priority to US10/076,088 priority Critical patent/US6661375B2/en
Publication of GB2372378A publication Critical patent/GB2372378A/en
Application granted granted Critical
Publication of GB2372378B publication Critical patent/GB2372378B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q21/00—Antenna arrays or systems
    • H01Q21/0006—Particular feeding systems
    • 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
    • H01Q21/22—Antenna units of the array energised non-uniformly in amplitude or phase, e.g. tapered array or binomial array
    • 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
    • H01Q3/26—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/30—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array
    • H01Q3/34—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means
    • H01Q3/36—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 relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture varying the relative phase between the radiating elements of an array by electrical means with variable phase-shifters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S13/00—Systems using the reflection or reradiation of radio waves, e.g. radar systems; Analogous systems using reflection or reradiation of waves whose nature or wavelength is irrelevant or unspecified
    • G01S13/02—Systems using reflection of radio waves, e.g. primary radar systems; Analogous systems
    • G01S13/06—Systems determining position data of a target
    • G01S13/42—Simultaneous measurement of distance and other co-ordinates
    • G01S13/44—Monopulse radar, i.e. simultaneous lobing
    • G01S13/4463—Monopulse radar, i.e. simultaneous lobing using phased arrays
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/02—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using radio waves
    • G01S3/14—Systems for determining direction or deviation from predetermined direction
    • G01S3/38—Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristic of an antenna or an antenna system to give a desired condition of signal derived from that antenna or antenna system, e.g. to give a maximum or minimum signal
    • G01S3/42—Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristic of an antenna or an antenna system to give a desired condition of signal derived from that antenna or antenna system, e.g. to give a maximum or minimum signal the desired condition being maintained automatically
GB0123739A 2001-02-15 2001-10-03 Beam steering in sub-arrayed antennae Expired - Fee Related GB2372378B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US10/076,088 US6661375B2 (en) 2001-02-15 2002-02-15 Beam steering in sub-arrayed antennae

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0103743A GB0103743D0 (en) 2001-02-15 2001-02-15 Novel methods relating to sub arrayed antennae

Publications (3)

Publication Number Publication Date
GB0123739D0 GB0123739D0 (en) 2001-11-21
GB2372378A GB2372378A (en) 2002-08-21
GB2372378B true GB2372378B (en) 2003-08-13

Family

ID=9908810

Family Applications (2)

Application Number Title Priority Date Filing Date
GB0103743A Ceased GB0103743D0 (en) 2001-02-15 2001-02-15 Novel methods relating to sub arrayed antennae
GB0123739A Expired - Fee Related GB2372378B (en) 2001-02-15 2001-10-03 Beam steering in sub-arrayed antennae

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB0103743A Ceased GB0103743D0 (en) 2001-02-15 2001-02-15 Novel methods relating to sub arrayed antennae

Country Status (1)

Country Link
GB (2) GB0103743D0 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2386757A (en) * 2002-03-16 2003-09-24 Qinetiq Ltd Signal processing
JP6650599B2 (en) * 2016-03-29 2020-02-19 パナソニックＩｐマネジメント株式会社 Phased array transmission device and carrier leak correction method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2741478A1 (en) * 1993-12-28 1997-05-23 Le Centre Thomson D Applic Rad Beam array antenna for fixed or mobile radar surveillance system
EP0917240A1 (en) * 1997-06-02 1999-05-19 Ntt Mobile Communications Network Inc. Adaptive array antenna
JP2000174537A (en) * 1998-12-03 2000-06-23 Mitsubishi Electric Corp Phased array antenna
JP2001094331A (en) * 1999-09-21 2001-04-06 Toshiba Corp Array antenna device

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2741478A1 (en) * 1993-12-28 1997-05-23 Le Centre Thomson D Applic Rad Beam array antenna for fixed or mobile radar surveillance system
EP0917240A1 (en) * 1997-06-02 1999-05-19 Ntt Mobile Communications Network Inc. Adaptive array antenna
JP2000174537A (en) * 1998-12-03 2000-06-23 Mitsubishi Electric Corp Phased array antenna
JP2001094331A (en) * 1999-09-21 2001-04-06 Toshiba Corp Array antenna device

Also Published As

Publication number Publication date
GB2372378A (en) 2002-08-21
GB0103743D0 (en) 2001-04-04
GB0123739D0 (en) 2001-11-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20161003