GB2309842B - Radio interferometric antenna for angle coding - Google Patents

Radio interferometric antenna for angle coding

Info

Publication number
GB2309842B
GB2309842B GB9602005A GB9602005A GB2309842B GB 2309842 B GB2309842 B GB 2309842B GB 9602005 A GB9602005 A GB 9602005A GB 9602005 A GB9602005 A GB 9602005A GB 2309842 B GB2309842 B GB 2309842B
Authority
GB
United Kingdom
Prior art keywords
angle coding
interferometric antenna
radio interferometric
radio
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.)
Expired - Fee Related
Application number
GB9602005A
Other versions
GB2309842A (en
GB9602005D0 (en
Inventor
Stephen Joseph Robinson
Angle Measurement Co Cambridge
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.)
Individual
Original Assignee
Individual
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
Priority claimed from GBGB9504545.6A external-priority patent/GB9504545D0/en
Application filed by Individual filed Critical Individual
Priority to GB9602005A priority Critical patent/GB2309842B/en
Publication of GB9602005D0 publication Critical patent/GB9602005D0/en
Priority to US08/790,319 priority patent/US5812091A/en
Publication of GB2309842A publication Critical patent/GB2309842A/en
Application granted granted Critical
Publication of GB2309842B publication Critical patent/GB2309842B/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
    • H01Q21/06—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
    • H01Q21/10—Collinear arrangements of substantially straight elongated conductive units
    • 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
    • G01S3/04—Details
    • G01S3/10—Means for reducing or compensating for quadrantal, site, or like errors

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
GB9602005A 1995-03-07 1996-02-01 Radio interferometric antenna for angle coding Expired - Fee Related GB2309842B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB9602005A GB2309842B (en) 1995-03-07 1996-02-01 Radio interferometric antenna for angle coding
US08/790,319 US5812091A (en) 1996-02-01 1997-01-28 Radio interferometric antenna for angle coding

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB9504545.6A GB9504545D0 (en) 1995-03-07 1995-03-07 Aircraft height and elevation monitor
GB9602005A GB2309842B (en) 1995-03-07 1996-02-01 Radio interferometric antenna for angle coding

Publications (3)

Publication Number Publication Date
GB9602005D0 GB9602005D0 (en) 1996-04-03
GB2309842A GB2309842A (en) 1997-08-06
GB2309842B true GB2309842B (en) 1997-09-17

Family

ID=26306626

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9602005A Expired - Fee Related GB2309842B (en) 1995-03-07 1996-02-01 Radio interferometric antenna for angle coding

Country Status (1)

Country Link
GB (1) GB2309842B (en)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1333546A (en) * 1972-05-10 1973-10-10 Mullard Ltd Radio interferometer
GB1449196A (en) * 1973-11-21 1976-09-15 Mullard Ltd Radio interferometer sector-definition
GB1506821A (en) * 1975-02-14 1978-04-12 Tull Aviation Corp Multiple beam glide slope radio navigation method with two classes of beams
GB2096584A (en) * 1981-03-31 1982-10-20 Ug Closures & Plastics Ltd Plastics closure
GB2147170A (en) * 1983-09-09 1985-05-01 Int Standard Electric Corp Two-frequency glide-path station for a standard instrument-landing system (ils)
GB2202092A (en) * 1986-12-22 1988-09-14 Mitsubishi Electric Corp Antenna device
GB2272577A (en) * 1992-11-11 1994-05-18 Northern Telecom Ltd Multipath suppression antenna system for navigation

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1333546A (en) * 1972-05-10 1973-10-10 Mullard Ltd Radio interferometer
GB1449196A (en) * 1973-11-21 1976-09-15 Mullard Ltd Radio interferometer sector-definition
GB1506821A (en) * 1975-02-14 1978-04-12 Tull Aviation Corp Multiple beam glide slope radio navigation method with two classes of beams
GB2096584A (en) * 1981-03-31 1982-10-20 Ug Closures & Plastics Ltd Plastics closure
GB2147170A (en) * 1983-09-09 1985-05-01 Int Standard Electric Corp Two-frequency glide-path station for a standard instrument-landing system (ils)
GB2202092A (en) * 1986-12-22 1988-09-14 Mitsubishi Electric Corp Antenna device
GB2272577A (en) * 1992-11-11 1994-05-18 Northern Telecom Ltd Multipath suppression antenna system for navigation

Also Published As

Publication number Publication date
GB2309842A (en) 1997-08-06
GB9602005D0 (en) 1996-04-03

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Legal Events

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