NL155655B - Radarstelsel met een ontvanger waarop verscheidene detectoren parallel zijn aangesloten. - Google Patents

Radarstelsel met een ontvanger waarop verscheidene detectoren parallel zijn aangesloten.

Info

Publication number
NL155655B
NL155655B NL6801986.A NL6801986A NL155655B NL 155655 B NL155655 B NL 155655B NL 6801986 A NL6801986 A NL 6801986A NL 155655 B NL155655 B NL 155655B
Authority
NL
Netherlands
Prior art keywords
receiver
parallel
radar system
several detectors
detectors
Prior art date
Application number
NL6801986.A
Other languages
English (en)
Other versions
NL6801986A (nl
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of NL6801986A publication Critical patent/NL6801986A/xx
Publication of NL155655B publication Critical patent/NL155655B/nl

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
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/292—Extracting wanted echo-signals
    • G01S7/2923—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods
    • G01S7/2927—Extracting wanted echo-signals based on data belonging to a number of consecutive radar periods by deriving and controlling a threshold value
    • 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
    • G01S7/28—Details of pulse systems
    • G01S7/285—Receivers
    • G01S7/292—Extracting wanted echo-signals
    • G01S7/2921—Extracting wanted echo-signals based on data belonging to one radar period
    • G01S7/2922—Extracting wanted echo-signals based on data belonging to one radar period by using a controlled threshold

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)
NL6801986.A 1967-02-23 1968-02-12 Radarstelsel met een ontvanger waarop verscheidene detectoren parallel zijn aangesloten. NL155655B (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US619124A US3392386A (en) 1967-02-23 1967-02-23 Multilevel digital skimmer

Publications (2)

Publication Number Publication Date
NL6801986A NL6801986A (nl) 1968-08-26
NL155655B true NL155655B (nl) 1978-01-16

Family

ID=24480561

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6801986.A NL155655B (nl) 1967-02-23 1968-02-12 Radarstelsel met een ontvanger waarop verscheidene detectoren parallel zijn aangesloten.

Country Status (7)

Country Link
US (1) US3392386A (nl)
BE (1) BE711121A (nl)
CH (1) CH475562A (nl)
DE (1) DE1616266B1 (nl)
FR (1) FR1556548A (nl)
GB (1) GB1156896A (nl)
NL (1) NL155655B (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5572215A (en) * 1967-04-13 1996-11-05 Hughes Aircraft Company Digital data processor
US5652594A (en) * 1967-12-28 1997-07-29 Lockheed Martin Corporation Signal processor affording improved immunity to medium anomalies and interference in remote object detection system
DE1945206C3 (de) * 1969-09-06 1974-02-21 Fa. Carl Zeiss, 7920 Heidenheim Einrichtung zur Interpolation
US5808489A (en) * 1994-06-30 1998-09-15 Harris Corporation High speed A/D converter and slew controlled pulse detector
JPH08140736A (ja) * 1994-11-24 1996-06-04 Kanebo Ltd 整髪用ブラシ
JP2746158B2 (ja) * 1994-11-25 1998-04-28 日本電気株式会社 Ａｄ変換回路

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL294701A (nl) * 1962-06-29
FR1365972A (fr) * 1963-02-19 1964-07-10 Thomson Houston Comp Francaise Perfectionnements aux procédés de radiodétection à impulsions avec élimination d'échos longs
US3341816A (en) * 1964-03-20 1967-09-12 Hughes Aircraft Co Amplitude range signal monitoring device
FR1438597A (fr) * 1965-04-09 1966-05-13 Int Standard Electric Corp Commande automatique de valeur de seuil pour l'évaluation des signaux

Also Published As

Publication number Publication date
FR1556548A (nl) 1969-02-07
US3392386A (en) 1968-07-09
DE1616266B1 (de) 1971-08-12
BE711121A (nl) 1968-07-01
GB1156896A (en) 1969-07-02
CH475562A (de) 1969-07-15
NL6801986A (nl) 1968-08-26

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Legal Events

Date Code Title Description
NL80 Abbreviated name of patent owner mentioned of already nullified patent

Owner name: HUGHES

V4 Discontinued because of reaching the maximum lifetime of a patent