GB201405357D0 - Tracking antenna system - Google Patents

Tracking antenna system

Info

Publication number
GB201405357D0
GB201405357D0 GBGB1405357.3A GB201405357A GB201405357D0 GB 201405357 D0 GB201405357 D0 GB 201405357D0 GB 201405357 A GB201405357 A GB 201405357A GB 201405357 D0 GB201405357 D0 GB 201405357D0
Authority
GB
United Kingdom
Prior art keywords
antenna system
tracking antenna
tracking
antenna
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Withdrawn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
GBGB1405357.3A
Other versions
GB2524529A (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.)
Queens University of Belfast
Original Assignee
Queens University of Belfast
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 Queens University of Belfast filed Critical Queens University of Belfast
Priority to GB1405357.3A priority Critical patent/GB2524529A/en
Publication of GB201405357D0 publication Critical patent/GB201405357D0/en
Priority to PCT/EP2015/056260 priority patent/WO2015144707A1/en
Publication of GB2524529A publication Critical patent/GB2524529A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/084—Equal gain combining, only phase adjustments
    • 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
    • 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
    • G01S3/46—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems
    • G01S3/48—Systems for determining direction or deviation from predetermined direction using antennas spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems the waves arriving at the antennas being continuous or intermittent and the phase difference of signals derived therefrom being measured
    • 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
    • H01Q3/42—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 using frequency-mixing
GB1405357.3A 2014-03-25 2014-03-25 Tracking antenna system Withdrawn GB2524529A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1405357.3A GB2524529A (en) 2014-03-25 2014-03-25 Tracking antenna system
PCT/EP2015/056260 WO2015144707A1 (en) 2014-03-25 2015-03-24 Tracking antenna system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1405357.3A GB2524529A (en) 2014-03-25 2014-03-25 Tracking antenna system

Publications (2)

Publication Number Publication Date
GB201405357D0 true GB201405357D0 (en) 2014-05-07
GB2524529A GB2524529A (en) 2015-09-30

Family

ID=50686901

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1405357.3A Withdrawn GB2524529A (en) 2014-03-25 2014-03-25 Tracking antenna system

Country Status (2)

Country Link
GB (1) GB2524529A (en)
WO (1) WO2015144707A1 (en)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3680108A (en) * 1970-06-09 1972-07-25 Bell Telephone Labor Inc Self-steering array repeater
US4148031A (en) * 1977-03-16 1979-04-03 Nasa Phase conjugation method and apparatus for an active retrodirective antenna array
US4233606A (en) * 1978-12-29 1980-11-11 Lovelace Alan M Administrator Frequency translating phase conjugation circuit for active retrodirective antenna array
GB2335099B (en) * 1998-02-24 2002-03-06 Univ Belfast Phase conjugate circuit
JP2003018057A (en) * 2001-07-05 2003-01-17 Alps Electric Co Ltd Antenna receiver

Also Published As

Publication number Publication date
GB2524529A (en) 2015-09-30
WO2015144707A1 (en) 2015-10-01

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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)