NO304855B1 - FremgangsmÕte og anordning for Õ gjenkjenne signaler som er beheftet med forstyrrelser - Google Patents

FremgangsmÕte og anordning for Õ gjenkjenne signaler som er beheftet med forstyrrelser Download PDF

Info

Publication number
NO304855B1
NO304855B1 NO911671A NO911671A NO304855B1 NO 304855 B1 NO304855 B1 NO 304855B1 NO 911671 A NO911671 A NO 911671A NO 911671 A NO911671 A NO 911671A NO 304855 B1 NO304855 B1 NO 304855B1
Authority
NO
Norway
Prior art keywords
signal
clock
input
output
signals
Prior art date
Application number
NO911671A
Other languages
English (en)
Norwegian (no)
Other versions
NO911671D0 (no
NO911671L (no
Inventor
Lars Hauschultz
Original Assignee
L 3 Communications Elac Nautik
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 L 3 Communications Elac Nautik filed Critical L 3 Communications Elac Nautik
Publication of NO911671D0 publication Critical patent/NO911671D0/no
Publication of NO911671L publication Critical patent/NO911671L/no
Publication of NO304855B1 publication Critical patent/NO304855B1/no

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/125—Discriminating pulses
    • H03K5/1252—Suppression or limitation of noise or interference
    • 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
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/523—Details of pulse systems
    • G01S7/526—Receivers
    • G01S7/527—Extracting wanted echo signals

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Radar Systems Or Details Thereof (AREA)
NO911671A 1990-04-28 1991-04-26 FremgangsmÕte og anordning for Õ gjenkjenne signaler som er beheftet med forstyrrelser NO304855B1 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4013684A DE4013684C2 (de) 1990-04-28 1990-04-28 Verfahren und Schaltungsanordnung zum Erkennen störungsbehafteter Signale

Publications (3)

Publication Number Publication Date
NO911671D0 NO911671D0 (no) 1991-04-26
NO911671L NO911671L (no) 1991-10-29
NO304855B1 true NO304855B1 (no) 1999-02-22

Family

ID=6405327

Family Applications (1)

Application Number Title Priority Date Filing Date
NO911671A NO304855B1 (no) 1990-04-28 1991-04-26 FremgangsmÕte og anordning for Õ gjenkjenne signaler som er beheftet med forstyrrelser

Country Status (4)

Country Link
US (1) US5132691A (ja)
JP (1) JPH05134032A (ja)
DE (1) DE4013684C2 (ja)
NO (1) NO304855B1 (ja)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2699347B1 (fr) * 1992-12-14 1995-02-10 Commissariat Energie Atomique Procédé et dispositif d'extraction d'un signal utile d'extension spatiale finie à chaque instant et variable avec le temps.
US5502444A (en) * 1994-09-23 1996-03-26 Mandex, Inc. Method and apparatus for improving the signal-to-clutter ratio of an airborne earth penetrating radar
FR2764135B1 (fr) * 1997-05-30 1999-07-09 Sgs Thomson Microelectronics Procede et dispositif de filtrage d'un signal impulsionnel
DE10229202B4 (de) * 2002-06-28 2013-06-13 Robert Bosch Gmbh Triggergeneratorschaltung
DE102012200716A1 (de) * 2012-01-19 2013-07-25 Robert Bosch Gmbh Verfahren zur Bestimmung der Position und/oder Bewegung von Objekten in der Umgebung eines Bewegungshilfsmittels mittels von Schallsignalen sowie Vorrichtung zur Durchführung des Verfahrens
DE102013002071A1 (de) * 2013-02-01 2014-08-07 Valeo Schalter Und Sensoren Gmbh Verfahren zur Hinderniserkennung im Fahrweg eines Fahrzeugs durch einen Ultraschallsensor

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3952302A (en) * 1965-06-21 1976-04-20 Hughes Aircraft Company Synchronous detector with pulse repetition frequency modulation
FR2096856B1 (ja) * 1970-07-07 1977-01-21 Labo Cent Telecommunicat
US4093949A (en) * 1976-05-26 1978-06-06 Hughes Aircraft Company Clutter tracker using a smoothed doppler frequency measurement
GB2089155A (en) * 1980-12-03 1982-06-16 Philips Electronic Associated Detecting pulses which do not have a predetermined spacing
DE3329242A1 (de) * 1983-08-12 1985-02-21 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zum ueberpruefen des zeitlichen abstands von rechtecksignalen
JPS60124153U (ja) * 1984-01-31 1985-08-21 パイオニア株式会社 デ−タ信号読取り装置
DE3521610A1 (de) * 1985-06-15 1986-12-18 Messerschmitt-Bölkow-Blohm GmbH, 8012 Ottobrunn Geraet zum erkennen relativer extrema
US4845685A (en) * 1987-07-17 1989-07-04 Unisys Corporation Digital phase-locked loop
US4907001A (en) * 1987-08-21 1990-03-06 Geophysical Survey Systems, Inc. Extraction of radar targets from clutter
FR2628845B1 (fr) * 1988-03-18 1990-11-16 Thomson Csf Dispositif d'elimination du fouillis mobile dans un radar
FR2628909B1 (fr) * 1988-03-18 1990-07-13 Thomson Csf Procede et dispositifs de translation le long de l'axe des frequences du module de la fonction de transfert d'un filtre
US4940988A (en) * 1988-11-02 1990-07-10 Westinghouse Electric Corp. Two parameter clutter map
US4914442A (en) * 1989-01-30 1990-04-03 The United States Of America As Represented By The Secretary Of The Navy Adaptive MTI target preservation
US4977405A (en) * 1990-01-25 1990-12-11 Westinghouse Elecric Corp. Programmable if clutter canceller

Also Published As

Publication number Publication date
NO911671D0 (no) 1991-04-26
NO911671L (no) 1991-10-29
US5132691A (en) 1992-07-21
JPH05134032A (ja) 1993-05-28
DE4013684A1 (de) 1991-10-31
DE4013684C2 (de) 1994-04-07

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