FR1556548A - - Google Patents

Info

Publication number
FR1556548A
FR1556548A FR1556548DA FR1556548A FR 1556548 A FR1556548 A FR 1556548A FR 1556548D A FR1556548D A FR 1556548DA FR 1556548 A FR1556548 A FR 1556548A
Authority
FR
France
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
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
Application granted granted Critical
Publication of FR1556548A publication Critical patent/FR1556548A/fr
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
    • 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)
FR1556548D 1967-02-23 1968-02-20 Expired FR1556548A (fr)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
FR1556548A true FR1556548A (fr) 1969-02-07

Family

ID=24480561

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1556548D Expired FR1556548A (fr) 1967-02-23 1968-02-20

Country Status (7)

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

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 (fr) * 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
US3392386A (en) 1968-07-09
NL6801986A (fr) 1968-08-26
DE1616266B1 (de) 1971-08-12
NL155655B (nl) 1978-01-16
BE711121A (fr) 1968-07-01
CH475562A (de) 1969-07-15
GB1156896A (en) 1969-07-02

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Legal Events

Date Code Title Description
ST Notification of lapse