GB2517651B - Passive ranging to random scanning or non-scanning emitters - Google Patents

Passive ranging to random scanning or non-scanning emitters

Info

Publication number
GB2517651B
GB2517651B GB8822524.8A GB8822524A GB2517651B GB 2517651 B GB2517651 B GB 2517651B GB 8822524 A GB8822524 A GB 8822524A GB 2517651 B GB2517651 B GB 2517651B
Authority
GB
United Kingdom
Prior art keywords
scanning
emitters
random
passive ranging
passive
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
GB8822524.8A
Other versions
GB8822524D0 (en
GB2517651A (en
Inventor
Earl Leon Hammerquist
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.)
International Standard Electric Corp
Original Assignee
International Standard Electric Corp
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 International Standard Electric Corp filed Critical International Standard Electric Corp
Anticipated expiration legal-status Critical
Publication of GB8822524D0 publication Critical patent/GB8822524D0/en
Publication of GB2517651A publication Critical patent/GB2517651A/en
Application granted granted Critical
Publication of GB2517651B publication Critical patent/GB2517651B/en
Expired - Lifetime 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
    • 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
    • G01S13/003—Bistatic radar systems; Multistatic radar systems
    • 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
    • G01S3/52—Systems for determining direction or deviation from predetermined direction using a receiving antenna moving, or appearing to move, in a cyclic path to produce a Doppler variation of frequency of the received 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
    • G01S5/12—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 by co-ordinating position lines of different shape, e.g. hyperbolic, circular, elliptical or radial

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB8822524.8A 1987-09-23 1988-09-26 Passive ranging to random scanning or non-scanning emitters Expired - Lifetime GB2517651B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9981987A 1987-09-23 1987-09-23

Publications (3)

Publication Number Publication Date
GB8822524D0 GB8822524D0 (en) 2013-10-30
GB2517651A GB2517651A (en) 2015-03-04
GB2517651B true GB2517651B (en) 2015-07-22

Family

ID=49552531

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8822524.8A Expired - Lifetime GB2517651B (en) 1987-09-23 1988-09-26 Passive ranging to random scanning or non-scanning emitters

Country Status (1)

Country Link
GB (1) GB2517651B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018204993A1 (en) 2017-05-12 2018-11-15 Locata Corporation Pty Ltd Methods and apparatus for characterising the environment of a user platform

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
(Griffiths, H.D. ; Carter, S.M) Radio & Electronic Engineer Vol 54 no 7.8 pages 336-342 July/August 1984 "Provision of m.t.i. in independent bistatic radar receiver". *

Also Published As

Publication number Publication date
GB8822524D0 (en) 2013-10-30
GB2517651A (en) 2015-03-04

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Legal Events

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

Expiry date: 20080925