IT9067511A0 - PROCEDURE AND DEVICE FOR THE AUTOMATIC RADAR RECOGNITION OF HELICOPTERS AND THEIR APPLICATION TO THE IDENTIFICATION OF HELICOPTERS - Google Patents

PROCEDURE AND DEVICE FOR THE AUTOMATIC RADAR RECOGNITION OF HELICOPTERS AND THEIR APPLICATION TO THE IDENTIFICATION OF HELICOPTERS

Info

Publication number
IT9067511A0
IT9067511A0 IT9067511A IT6751190A IT9067511A0 IT 9067511 A0 IT9067511 A0 IT 9067511A0 IT 9067511 A IT9067511 A IT 9067511A IT 6751190 A IT6751190 A IT 6751190A IT 9067511 A0 IT9067511 A0 IT 9067511A0
Authority
IT
Italy
Prior art keywords
helicopters
identification
procedure
application
radar recognition
Prior art date
Application number
IT9067511A
Other languages
Italian (it)
Other versions
IT9067511A1 (en
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 filed Critical
Publication of IT9067511A0 publication Critical patent/IT9067511A0/en
Publication of IT9067511A1 publication Critical patent/IT9067511A1/en

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
    • 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
    • G01S7/415—Identification of targets based on measurements of movement associated with the target
    • 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
    • G01S13/50—Systems of measurement based on relative movement of target
    • G01S13/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S13/522—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves
    • G01S13/524—Discriminating between fixed and moving objects or between objects moving at different speeds using transmissions of interrupted pulse modulated waves based upon the phase or frequency shift resulting from movement of objects, with reference to the transmitted signals, e.g. coherent MTi
IT067511A 1989-07-13 1990-07-10 PROCEDURE AND DEVICE FOR AUTOMATIC RADAR RECOGNITION OF HELICOPTERS AND THEIR APPLICATION TO THE IDENTIFICATION OF HELICOPTERS IT9067511A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8909530A FR2738350B1 (en) 1989-07-13 1989-07-13 METHOD AND DEVICE FOR AUTOMATIC HELICOPTER RECOGNITION FOR RADAR AND APPLICATION TO HELICOPTER IDENTIFICATION

Publications (2)

Publication Number Publication Date
IT9067511A0 true IT9067511A0 (en) 1990-07-10
IT9067511A1 IT9067511A1 (en) 1991-01-14

Family

ID=9383804

Family Applications (1)

Application Number Title Priority Date Filing Date
IT067511A IT9067511A1 (en) 1989-07-13 1990-07-10 PROCEDURE AND DEVICE FOR AUTOMATIC RADAR RECOGNITION OF HELICOPTERS AND THEIR APPLICATION TO THE IDENTIFICATION OF HELICOPTERS

Country Status (3)

Country Link
FR (1) FR2738350B1 (en)
GB (1) GB9015066D0 (en)
IT (1) IT9067511A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19730437A1 (en) * 1997-07-16 1999-01-21 Alsthom Cge Alcatel Method and device for improving the signal-to-noise ratio in the hearing channel of pulse Doppler radar devices
SE515481C2 (en) * 1999-12-14 2001-08-13 Ericsson Telefon Ab L M Method of measuring radar meter area of a measuring object with both moving and fixed parts

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4275396A (en) * 1979-10-12 1981-06-23 Jacomini Omar J Helicopter rotating blade detection system
DE3233327C2 (en) * 1982-09-08 1986-04-17 Siemens AG, 1000 Berlin und 8000 München Circuit arrangement for the discovery and detection of helicopters

Also Published As

Publication number Publication date
FR2738350A1 (en) 1997-03-07
FR2738350B1 (en) 1998-06-19
GB9015066D0 (en) 2010-01-13
IT9067511A1 (en) 1991-01-14

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