FR1475996A - Method and apparatus for identifying characteristics of a target from a station remote from that target - Google Patents

Method and apparatus for identifying characteristics of a target from a station remote from that target

Info

Publication number
FR1475996A
FR1475996A FR53162A FR53162A FR1475996A FR 1475996 A FR1475996 A FR 1475996A FR 53162 A FR53162 A FR 53162A FR 53162 A FR53162 A FR 53162A FR 1475996 A FR1475996 A FR 1475996A
Authority
FR
France
Prior art keywords
target
identifying characteristics
station remote
station
remote
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
FR53162A
Other languages
French (fr)
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
Priority claimed from US439288A external-priority patent/US3311914A/en
Application filed by Barringer Research Ltd filed Critical Barringer Research Ltd
Priority to FR53162A priority Critical patent/FR1475996A/en
Application granted granted Critical
Publication of FR1475996A publication Critical patent/FR1475996A/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
FR53162A 1965-03-12 1966-03-11 Method and apparatus for identifying characteristics of a target from a station remote from that target Expired FR1475996A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR53162A FR1475996A (en) 1965-03-12 1966-03-11 Method and apparatus for identifying characteristics of a target from a station remote from that target

Applications Claiming Priority (2)

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
FR53162A FR1475996A (en) 1965-03-12 1966-03-11 Method and apparatus for identifying characteristics of a target from a station remote from that target

Publications (1)

Publication Number Publication Date
FR1475996A true FR1475996A (en) 1967-04-07

Family

ID=26169177

Family Applications (1)

Application Number Title Priority Date Filing Date
FR53162A Expired FR1475996A (en) 1965-03-12 1966-03-11 Method and apparatus for identifying characteristics of a target from a station remote from that target

Country Status (1)

Country Link
FR (1) FR1475996A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2483597A1 (en) * 1980-06-02 1981-12-04 Mefina Sa ELECTRONIC ROCKET FOR PROJECTILES
EP0052052A1 (en) * 1980-11-07 1982-05-19 Northwest Energy Company Process and apparatus for geophysical surveys

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2483597A1 (en) * 1980-06-02 1981-12-04 Mefina Sa ELECTRONIC ROCKET FOR PROJECTILES
EP0052052A1 (en) * 1980-11-07 1982-05-19 Northwest Energy Company Process and apparatus for geophysical surveys

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