IT1016920B - Perfezionamento nei rivelatori digitali per la localizzazione di impulsi di ritorno in un sistema di radionavigazione a radar a risposta - Google Patents

Perfezionamento nei rivelatori digitali per la localizzazione di impulsi di ritorno in un sistema di radionavigazione a radar a risposta

Info

Publication number
IT1016920B
IT1016920B IT52183/74A IT5218374A IT1016920B IT 1016920 B IT1016920 B IT 1016920B IT 52183/74 A IT52183/74 A IT 52183/74A IT 5218374 A IT5218374 A IT 5218374A IT 1016920 B IT1016920 B IT 1016920B
Authority
IT
Italy
Prior art keywords
improvement
location
return pulses
digital detectors
radionavigation system
Prior art date
Application number
IT52183/74A
Other languages
English (en)
Original Assignee
Sperry Rand Corp
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 Sperry Rand Corp filed Critical Sperry Rand Corp
Application granted granted Critical
Publication of IT1016920B publication Critical patent/IT1016920B/it

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
    • G01S13/785—Distance Measuring Equipment [DME] systems
    • G01S13/787—Distance Measuring Equipment [DME] systems co-operating with direction defining beacons

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)
IT52183/74A 1973-07-20 1974-07-18 Perfezionamento nei rivelatori digitali per la localizzazione di impulsi di ritorno in un sistema di radionavigazione a radar a risposta IT1016920B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US381344A US3900848A (en) 1973-07-20 1973-07-20 Synchronous pulse digital filter

Publications (1)

Publication Number Publication Date
IT1016920B true IT1016920B (it) 1977-06-20

Family

ID=23504653

Family Applications (1)

Application Number Title Priority Date Filing Date
IT52183/74A IT1016920B (it) 1973-07-20 1974-07-18 Perfezionamento nei rivelatori digitali per la localizzazione di impulsi di ritorno in un sistema di radionavigazione a radar a risposta

Country Status (9)

Country Link
US (1) US3900848A (it)
JP (1) JPS5438878B2 (it)
CA (1) CA1036253A (it)
DE (1) DE2434923A1 (it)
ES (1) ES428412A1 (it)
FR (1) FR2238292A1 (it)
GB (1) GB1445788A (it)
IL (1) IL45225A (it)
IT (1) IT1016920B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4072943A (en) * 1975-04-14 1978-02-07 Rca Corporation Multi-target tracker
US3983557A (en) * 1975-04-28 1976-09-28 Narco Scientific Industries, Inc. Digital DME with compensation for ground station intermittencies
FR2415842A1 (fr) * 1978-01-27 1979-08-24 Materiel Telephonique Systeme de correlation d'evenement periodique sous forme de signal logique
FR2466779A1 (fr) * 1979-10-05 1981-04-10 Materiel Telephoniqu Thomson C Equipement de mesure de distance de type dme
US4599617A (en) * 1981-06-19 1986-07-08 King Radio Corporations Method and apparatus for evaluating the range data accumulated by distance measuring equipment
US4554547A (en) * 1982-12-13 1985-11-19 Allied Corporation Range processor for DME
JPS59212787A (ja) * 1983-05-19 1984-12-01 Unyusho Daiyon Kowan Kensetsu Kyokucho スペクトラム拡散電波を用いた位置測定方式
DE3327381C2 (de) * 1983-07-29 1987-01-22 Siemens AG, 1000 Berlin und 8000 München Pulsradargerät mit Optimalfilter
US4818998A (en) * 1986-03-31 1989-04-04 Lo-Jack Corporation Method of and system and apparatus for locating and/or tracking stolen or missing vehicles and the like
US4896158A (en) * 1988-11-03 1990-01-23 Westinghouse Electric Corp. Beacon fruit filter
US5010341A (en) * 1989-10-04 1991-04-23 The United States Of America As Represented By The Secretary Of The Navy High pulse repetition frequency radar early warning receiver
US5856803A (en) * 1996-07-24 1999-01-05 Pevler; A. Edwin Method and apparatus for detecting radio-frequency weapon use
FR2823339A1 (fr) * 2001-04-04 2002-10-11 St Microelectronics Sa Circuit integre sans contact comprenant un circuit anticollision a logique cablee
JP2008298596A (ja) * 2007-05-31 2008-12-11 Toshiba Corp Ｄｍｅ地上装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3727215A (en) * 1965-04-02 1973-04-10 Hughes Aircraft Co Radar video processing apparatus
US3353177A (en) * 1966-04-04 1967-11-14 Hughes Aircraft Co Radar clutter video processing system
US3503068A (en) * 1968-01-25 1970-03-24 Mitsubishi Electric Corp Range tracking system
US3781888A (en) * 1972-10-30 1973-12-25 Narco Scientific Ind Digital distance ranging system

Also Published As

Publication number Publication date
IL45225A0 (en) 1974-10-22
DE2434923A1 (de) 1975-02-20
GB1445788A (en) 1976-08-11
JPS5043899A (it) 1975-04-19
CA1036253A (en) 1978-08-08
US3900848A (en) 1975-08-19
ES428412A1 (es) 1976-10-16
IL45225A (en) 1976-09-30
FR2238292A1 (it) 1975-02-14
JPS5438878B2 (it) 1979-11-24

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