FI832478L - Navigationssystem - Google Patents

Navigationssystem

Info

Publication number
FI832478L
FI832478L FI832478A FI832478A FI832478L FI 832478 L FI832478 L FI 832478L FI 832478 A FI832478 A FI 832478A FI 832478 A FI832478 A FI 832478A FI 832478 L FI832478 L FI 832478L
Authority
FI
Finland
Prior art keywords
navigationssystem
Prior art date
Application number
FI832478A
Other languages
English (en)
Other versions
FI75938C (fi
FI75938B (fi
FI832478A0 (fi
Inventor
Bo Anders Morwing
Bengt Lennart Andersson
Per-Olof Gerhard Gustavsson
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Publication of FI832478A0 publication Critical patent/FI832478A0/fi
Publication of FI832478L publication Critical patent/FI832478L/fi
Application granted granted Critical
Publication of FI75938B publication Critical patent/FI75938B/fi
Publication of FI75938C publication Critical patent/FI75938C/fi

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar Systems Or Details Thereof (AREA)
  • Position Fixing By Use Of Radio Waves (AREA)
  • Burglar Alarm Systems (AREA)
  • Navigation (AREA)
FI832478A 1981-11-16 1983-07-06 Navigationssystem. FI75938C (fi)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
SE8106798A SE435554B (sv) 1981-11-16 1981-11-16 Navigationssystem
SE8106798 1981-11-16
PCT/SE1982/000364 WO1983001838A1 (en) 1981-11-16 1982-11-02 Navigation system
SE8200364 1982-11-02

Publications (4)

Publication Number Publication Date
FI832478A0 FI832478A0 (fi) 1983-07-06
FI832478L true FI832478L (fi) 1983-07-06
FI75938B FI75938B (fi) 1988-04-29
FI75938C FI75938C (fi) 1988-08-08

Family

ID=20345044

Family Applications (1)

Application Number Title Priority Date Filing Date
FI832478A FI75938C (fi) 1981-11-16 1983-07-06 Navigationssystem.

Country Status (11)

Country Link
US (1) US4628319A (fi)
EP (1) EP0093753B1 (fi)
JP (1) JPS58501967A (fi)
CA (1) CA1218134A (fi)
DE (1) DE3272469D1 (fi)
FI (1) FI75938C (fi)
IE (1) IE53597B1 (fi)
IT (1) IT1153036B (fi)
NO (1) NO157755C (fi)
SE (1) SE435554B (fi)
WO (1) WO1983001838A1 (fi)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO169267C (no) * 1989-06-08 1992-05-27 Miros As Fremgangsmaate ved system til deteksjon, lokalisering og klassifisering av maalobjekter
US5278563A (en) * 1992-09-08 1994-01-11 Spiess Newton E Vehicle identification and classification systems
FR2720514B1 (fr) * 1994-05-25 1997-03-28 Bertin & Cie Système et procédé d'identification et de surveillance radar à grande distance d'un objet ou d'un engin mobile.
DE4423233B8 (de) * 1994-07-02 2005-07-28 Avecs Bergen Gmbh Vorrichtung und Verfahren zur Erkennung, Quantifizierung, Steuerung und Überwachung sicherheitsrelevanter Systemzustandsgrößen in der bordautonomen und landgestützten Führung von Schiffen
US8441391B2 (en) * 2010-05-05 2013-05-14 Roundtrip Llc Ultra-secure communication methods and apparatus
US8924297B2 (en) * 2011-02-25 2014-12-30 Visa International Service Association Direct connection systems and methods
JP6014328B2 (ja) * 2012-01-12 2016-10-25 古野電気株式会社 レーダシステム、トランスポンダ装置、レーダ処理方法及びレーダ処理プログラム

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3312970A (en) * 1941-06-27 1967-04-04 Rca Corp Pulse echo recognition systems
US2640983A (en) * 1943-07-31 1953-06-02 Stokes Irving Pulse-echo signal display system
US2586888A (en) * 1945-06-13 1952-02-26 Arthur A Varela Echo ranging and identification system
US3087153A (en) * 1956-06-08 1963-04-23 Bendix Corp Gated pulse radar system
GB854903A (en) * 1957-01-28 1960-11-23 Hughes Aircraft Co Radar identification systems
US3969725A (en) * 1974-06-12 1976-07-13 The United States Of America As Represented By The Secretary Of Transportation Distance measuring equipment
US4006477A (en) * 1975-01-06 1977-02-01 Motorola, Inc. Pulse coherent transponder with precision frequency offset
US4047171A (en) * 1975-09-15 1977-09-06 Motorola, Inc. Transponder

Also Published As

Publication number Publication date
CA1218134A (en) 1987-02-17
IE822651L (en) 1983-05-16
FI75938C (fi) 1988-08-08
IT8224266A0 (it) 1982-11-16
FI75938B (fi) 1988-04-29
US4628319A (en) 1986-12-09
SE8106798L (sv) 1983-05-17
WO1983001838A1 (en) 1983-05-26
NO832582L (no) 1983-07-15
EP0093753A1 (en) 1983-11-16
FI832478A0 (fi) 1983-07-06
IE53597B1 (en) 1988-12-21
SE435554B (sv) 1984-10-01
JPS58501967A (ja) 1983-11-17
NO157755C (no) 1988-05-11
IT1153036B (it) 1987-01-14
DE3272469D1 (en) 1986-09-11
EP0093753B1 (en) 1986-08-06
NO157755B (no) 1988-02-01

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: OY L M ERICSSON AB