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GB2047039B - Radio direction finding equipment - Google Patents

Radio direction finding equipment

Info

Publication number
GB2047039B
GB2047039B GB8009504A GB8009504A GB2047039B GB 2047039 B GB2047039 B GB 2047039B GB 8009504 A GB8009504 A GB 8009504A GB 8009504 A GB8009504 A GB 8009504A GB 2047039 B GB2047039 B GB 2047039B
Authority
GB
United Kingdom
Prior art keywords
direction finding
radio direction
finding equipment
equipment
radio
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
Application number
GB8009504A
Other versions
GB2047039A (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.)
BROOKS NAUTICAL DEVELOPMENTS
Original Assignee
BROOKS NAUTICAL DEVELOPMENTS
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 BROOKS NAUTICAL DEVELOPMENTS filed Critical BROOKS NAUTICAL DEVELOPMENTS
Priority to GB8009504A priority Critical patent/GB2047039B/en
Publication of GB2047039A publication Critical patent/GB2047039A/en
Application granted granted Critical
Publication of GB2047039B publication Critical patent/GB2047039B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G01S5/00—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations
    • G01S5/02—Position-fixing by co-ordinating two or more direction or position line determinations; Position-fixing by co-ordinating two or more distance determinations using radio waves
    • G01S5/08—Position of single direction-finder fixed by determining direction of a plurality of spaced sources of known location

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB8009504A 1979-04-12 1980-03-21 Radio direction finding equipment Expired GB2047039B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8009504A GB2047039B (en) 1979-04-12 1980-03-21 Radio direction finding equipment

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7910365 1979-04-12
GB8009504A GB2047039B (en) 1979-04-12 1980-03-21 Radio direction finding equipment

Publications (2)

Publication Number Publication Date
GB2047039A GB2047039A (en) 1980-11-19
GB2047039B true GB2047039B (en) 1983-03-16

Family

ID=26271003

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8009504A Expired GB2047039B (en) 1979-04-12 1980-03-21 Radio direction finding equipment

Country Status (1)

Country Link
GB (1) GB2047039B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4454583A (en) * 1981-06-30 1984-06-12 Signal Scanning Products, Inc. Navigation system
CH656269A5 (en) * 1984-03-30 1986-06-13 Yves Effront APPARATUS FOR IDENTIFYING A PERIODIC COMPOSITE SIGNAL FORMED BY AN ELEMENTAL SIGNAL TRAIN.
GB8901344D0 (en) * 1989-01-21 1989-03-15 Beacham Allan Emergency rescue system
BR9505704A (en) * 1995-11-29 1997-11-11 Silva Neves Jadir Da Numerical radio locator system
US7054739B2 (en) 2003-05-01 2006-05-30 Honeywell International Inc. Radio navigation system
DE102009017426A1 (en) * 2009-03-03 2010-09-09 T-Mobile International Ag Method and mobile terminal for determining position in mobile networks by directional bearing
RU2469347C1 (en) * 2011-06-27 2012-12-10 Федеральное государственное военное образовательное учреждение высшего профессионального образования "Военный авиационный инженерный университет" (г. Воронеж) Министерства обороны Российской Федерации Apparatus for determining coordinates of radio source

Also Published As

Publication number Publication date
GB2047039A (en) 1980-11-19

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Legal Events

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