GB1087374A - Method and apparatus for identifying remote target characteristics - Google Patents

Method and apparatus for identifying remote target characteristics

Info

Publication number
GB1087374A
GB1087374A GB10274/66A GB1027466A GB1087374A GB 1087374 A GB1087374 A GB 1087374A GB 10274/66 A GB10274/66 A GB 10274/66A GB 1027466 A GB1027466 A GB 1027466A GB 1087374 A GB1087374 A GB 1087374A
Authority
GB
United Kingdom
Prior art keywords
tuned
amplifiers
frequency
bank
fed
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
GB10274/66A
Other languages
English (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.)
Smiths Detection Toronto Ltd
Original Assignee
Barringer 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 Barringer Research Ltd filed Critical Barringer Research Ltd
Publication of GB1087374A publication Critical patent/GB1087374A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
    • H01Q9/04—Resonant antennas
    • H01Q9/16—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole
    • H01Q9/26—Resonant antennas with feed intermediate between the extremities of the antenna, e.g. centre-fed dipole with folded element or elements, the folded parts being spaced apart a small fraction of operating wavelength
    • H01Q9/27—Spiral antennas
    • 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
    • G01S13/08—Systems for measuring distance only
    • G01S13/10—Systems for measuring distance only using transmission of interrupted, pulse modulated waves
    • G01S13/26—Systems for measuring distance only using transmission of interrupted, pulse modulated waves wherein the transmitted pulses use a frequency- or phase-modulated carrier wave
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
    • G01S7/41—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
    • G01S7/411—Identification of targets based on measurements of radar reflectivity

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Geophysics And Detection Of Objects (AREA)
  • Radar Systems Or Details Thereof (AREA)
GB10274/66A 1965-03-12 1966-03-09 Method and apparatus for identifying remote target characteristics Expired GB1087374A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US439288A US3311914A (en) 1965-03-12 1965-03-12 Method and apparatus for investigating structural geometry of a remote reflecting body

Publications (1)

Publication Number Publication Date
GB1087374A true GB1087374A (en) 1967-10-18

Family

ID=23744092

Family Applications (1)

Application Number Title Priority Date Filing Date
GB10274/66A Expired GB1087374A (en) 1965-03-12 1966-03-09 Method and apparatus for identifying remote target characteristics

Country Status (3)

Country Link
US (1) US3311914A (OSRAM)
GB (1) GB1087374A (OSRAM)
SE (1) SE348294B (OSRAM)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3603919A (en) * 1969-02-27 1971-09-07 Univ Kansas State Poly-panchromatic target identification
US4126860A (en) * 1970-02-06 1978-11-21 Gte Sylvania Incorporated Wire detector
US3665466A (en) * 1970-03-20 1972-05-23 Exxon Production Research Co Determination of ice thickness
FR2193983B1 (OSRAM) * 1972-07-26 1976-08-13 Dassault Electronique
US3952280A (en) * 1974-01-10 1976-04-20 Esl Incorporated Radiation monitoring of an object space with a clutter suppression technique
US4651152A (en) * 1983-09-26 1987-03-17 Geophysical Survey Systems, Inc. Large relative bandwidth radar
US4897660A (en) * 1986-01-14 1990-01-30 R & D Associates Structure resonant radar detection apparatus and method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2705319A (en) * 1943-05-07 1955-03-29 Dauber Harry Detection of changes in terrain reflection coefficient
US2568408A (en) * 1947-05-17 1951-09-18 Rca Corp Frequency shift diversity transmission system
US2659882A (en) * 1947-12-03 1953-11-17 William M Barret Method of prospecting with timed electric energy
US2539594A (en) * 1948-07-17 1951-01-30 Robert H Rines System and method of communication
US3212053A (en) * 1950-09-25 1965-10-12 Naval Res Lab Sonar system
GB802373A (en) * 1955-07-05 1958-10-01 Marconi Wireless Telegraph Co Improvements in or relating to pulse radar systems
US3140489A (en) * 1961-10-12 1964-07-07 Gen Electric Frequency modulated pulse radar system
US3243771A (en) * 1962-01-03 1966-03-29 Exxon Production Research Co System for analysis of seismic signals

Also Published As

Publication number Publication date
US3311914A (en) 1967-03-28
SE348294B (OSRAM) 1972-08-28

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