SE8601207D0 - PROCEDURE TO SAVE HELICOPTERS - Google Patents

PROCEDURE TO SAVE HELICOPTERS

Info

Publication number
SE8601207D0
SE8601207D0 SE8601207A SE8601207A SE8601207D0 SE 8601207 D0 SE8601207 D0 SE 8601207D0 SE 8601207 A SE8601207 A SE 8601207A SE 8601207 A SE8601207 A SE 8601207A SE 8601207 D0 SE8601207 D0 SE 8601207D0
Authority
SE
Sweden
Prior art keywords
helicopters
save
procedure
save helicopters
Prior art date
Application number
SE8601207A
Other languages
Swedish (sv)
Inventor
A Ludloff
M Minker
F Hagedorn
Original Assignee
Licentia Gmbh
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 Licentia Gmbh filed Critical Licentia Gmbh
Publication of SE8601207D0 publication Critical patent/SE8601207D0/en

Links

SE8601207A 1985-04-02 1986-03-14 PROCEDURE TO SAVE HELICOPTERS SE8601207D0 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19853512032 DE3512032C2 (en) 1985-04-02 1985-04-02 Process for the detection and classification of helicopters using a radar system

Publications (1)

Publication Number Publication Date
SE8601207D0 true SE8601207D0 (en) 1986-03-14

Family

ID=6267112

Family Applications (1)

Application Number Title Priority Date Filing Date
SE8601207A SE8601207D0 (en) 1985-04-02 1986-03-14 PROCEDURE TO SAVE HELICOPTERS

Country Status (5)

Country Link
BE (1) BE904538A (en)
DE (1) DE3512032C2 (en)
FR (1) FR2683325B1 (en)
GB (1) GB2253963B (en)
SE (1) SE8601207D0 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7522089B2 (en) * 2006-06-12 2009-04-21 Raytheon Company Airborne look-down doppler radar tracking of hovering helicopters using rotor features
RU2468385C2 (en) * 2010-12-13 2012-11-27 Федеральное государственное научное учреждение "Государственный научно-технологический центр "Наука" (ФГНУ "ГНТЦ "Наука") Method of tracking "helicopter" class aerial target
DE102011015917B4 (en) 2011-04-01 2015-09-17 Bundesrepublik Deutschland, vertr.d.d. Bundesministerium für Wirtschaft und Technologie, d.vertr.d.d. Präsidenten der Physikalisch-Technischen Bundesanstalt Method for free space radio signal measurement and free space radio signal measuring device for this purpose
CN111198359B (en) * 2020-01-11 2022-07-05 桂林电子科技大学 A Rotor UAV Detection Method Based on Target Doppler Width

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2341142A1 (en) * 1976-02-10 1977-09-09 Labo Cent Telecommunicat AUTOMATIC RECOGNITION DEVICE FOR CRAWLER MACHINES
US4119966A (en) * 1977-07-14 1978-10-10 Motorola Inc. Clutter discriminating apparatus for use with pulsed doppler radar systems and the like
DE2928907A1 (en) * 1979-07-18 1981-06-19 Siemens AG, 1000 Berlin und 8000 München METHOD FOR CLASSIFYING MOVING TARGETS
FR2463938B1 (en) * 1979-08-23 1985-07-26 Labo Cent Telecommunicat RADAR DOPPLER TO DETECT AND LOCATE HELICOPTERS
US4275396A (en) * 1979-10-12 1981-06-23 Jacomini Omar J Helicopter rotating blade detection system
US4389647A (en) * 1980-12-22 1983-06-21 The United States Of America As Represented By The Secretary Of The Army Doppler discrimination of aircraft targets
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
GB2253963A (en) 1992-09-23
GB2253963B (en) 1993-02-03
FR2683325B1 (en) 1996-01-26
DE3512032A1 (en) 1992-05-27
DE3512032C2 (en) 1994-07-28
BE904538A (en) 1993-04-13
FR2683325A1 (en) 1993-05-07

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