JPS5751071B2 - - Google Patents

Info

Publication number
JPS5751071B2
JPS5751071B2 JP47092728A JP9272872A JPS5751071B2 JP S5751071 B2 JPS5751071 B2 JP S5751071B2 JP 47092728 A JP47092728 A JP 47092728A JP 9272872 A JP9272872 A JP 9272872A JP S5751071 B2 JPS5751071 B2 JP S5751071B2
Authority
JP
Japan
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
JP47092728A
Other versions
JPS4840394A (ja
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 JPS4840394A publication Critical patent/JPS4840394A/ja
Publication of JPS5751071B2 publication Critical patent/JPS5751071B2/ja
Expired 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
    • G01S13/74—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems
    • G01S13/76—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted
    • G01S13/78—Systems using reradiation of radio waves, e.g. secondary radar systems; Analogous systems wherein pulse-type signals are transmitted discriminating between different kinds of targets, e.g. IFF-radar, i.e. identification of friend or foe
    • G01S13/781—Secondary Surveillance Radar [SSR] in general
JP47092728A 1971-09-15 1972-09-14 Expired JPS5751071B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US18057871A 1971-09-15 1971-09-15

Publications (2)

Publication Number Publication Date
JPS4840394A JPS4840394A (ja) 1973-06-13
JPS5751071B2 true JPS5751071B2 (ja) 1982-10-30

Family

ID=22660968

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47092728A Expired JPS5751071B2 (ja) 1971-09-15 1972-09-14

Country Status (6)

Country Link
US (1) US3757324A (ja)
JP (1) JPS5751071B2 (ja)
CA (1) CA1011438A (ja)
DE (1) DE2245201C2 (ja)
FR (1) FR2152977B1 (ja)
GB (1) GB1407091A (ja)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1471246A (en) * 1971-09-15 1977-04-21 Litchstreet Co Bearing determination using secondary surveillance radar
FR2281613A2 (fr) * 1971-09-15 1976-03-05 Litchstreet Co Dispositif de localisation radio-electrique de mobiles
JPS5916229B2 (ja) * 1972-09-26 1984-04-13 クリスチアン ハイゲン ラボラトリウム ビ− ブイ ２局間のデ−タ転送方法及びその装置
US3875570A (en) * 1973-03-27 1975-04-01 Litchstreet Co Adaptive proximity indicating system
US3882497A (en) * 1973-07-02 1975-05-06 Honeywell Inc Synchronizing techniques for an aircraft collision avoidance system
GB1506186A (en) * 1974-08-07 1978-04-05 Litchstreet Co Distance determination using secondary surveillance radar
US4021802A (en) * 1975-07-29 1977-05-03 Litchstreet Co. Collision avoidance system
JPS6034073B2 (ja) * 1975-08-15 1985-08-06 東洋通信機株式会社 航空機衝突防止用測距方式
JPS5338288A (en) * 1976-09-20 1978-04-08 Toyo Communication Equip System for measuring distance for aircraft collision preventive device using radar beacon
US4153935A (en) * 1977-01-25 1979-05-08 Grundy & Partners Limited Navigational aid
US4486755A (en) * 1982-02-22 1984-12-04 Litchstreet Co. Collision avoidance system
US4642648A (en) * 1982-02-22 1987-02-10 Litchstreet Co. Simple passive/active proximity warning system
US4910526A (en) * 1987-05-18 1990-03-20 Avion Systems, Inc. Airborne surveillance method and system
US4789865A (en) * 1987-10-21 1988-12-06 Litchstreet Co. Collision avoidance system
GB2226730B (en) * 1988-12-28 1993-12-15 Marconi Co Ltd Location of the position of a mobile object
GB8916815D0 (en) * 1989-07-22 1989-09-06 Atomic Energy Authority Uk Locating system
US5552788A (en) * 1995-06-30 1996-09-03 Ryan International Corporation Antenna arrangement and aircraft collision avoidance system
US6816105B2 (en) * 2000-05-09 2004-11-09 Karl Winner Vehicle surveillance system
US20040059504A1 (en) * 2002-09-20 2004-03-25 Gray Christopher R. Method and apparatus to automatically prevent aircraft collisions
US7132928B2 (en) * 2003-10-01 2006-11-07 Perricone Nicholas V Threat detection system interface
US7215278B2 (en) * 2003-11-16 2007-05-08 Preco Electronics, Inc Radar frequency hopping

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4830393A (ja) * 1971-08-20 1973-04-21

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1135604A (en) * 1912-08-02 1915-04-13 Alexander Meissner Process and apparatus for determining the position of radiotelegraphic receivers.
GB640000A (en) * 1947-02-20 1950-07-12 Mini Of Supply Improvements in and relating to pulsed radar systems
US3167772A (en) * 1962-07-23 1965-01-26 Nat Company Inc Collision avoidance system
US3521278A (en) * 1968-08-20 1970-07-21 Sierra Research Corp Synchronized vortac/tacan cas system
US3500406A (en) * 1968-08-29 1970-03-10 Us Navy Directive response transponder system
US3566404A (en) * 1968-12-16 1971-02-23 Trw Inc Vehicle collision avoidance system
US3550129A (en) * 1969-03-28 1970-12-22 Nasa Satellite aided vehicle avoidance system
US3735408A (en) * 1971-04-05 1973-05-22 Litchstreet Co Common azimuth sector indicating system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4830393A (ja) * 1971-08-20 1973-04-21

Also Published As

Publication number Publication date
DE2245201C2 (de) 1986-04-03
FR2152977B1 (ja) 1977-07-22
FR2152977A1 (ja) 1973-04-27
JPS4840394A (ja) 1973-06-13
DE2245201A1 (de) 1973-03-22
GB1407091A (en) 1975-09-24
CA1011438A (en) 1977-05-31
US3757324A (en) 1973-09-04

Similar Documents

Publication Publication Date Title
FR2152419B1 (ja)
FR2152977B1 (ja)
ATA136472A (ja)
AR196074A1 (ja)
AU2658571A (ja)
AU2691671A (ja)
AU2742671A (ja)
AU2485671A (ja)
AU2684071A (ja)
AU2564071A (ja)
AU2486471A (ja)
AU2726271A (ja)
AU2455871A (ja)
AU2836771A (ja)
AU2456871A (ja)
AU2755871A (ja)
AU2473671A (ja)
AR192311Q (ja)
AU2740271A (ja)
AU2415871A (ja)
AU2885171A (ja)
AU2706571A (ja)
AU2503871A (ja)
AU2399971A (ja)
AU2577671A (ja)