NL8200728A - Stoorsignaalonderdrukkingseenheid voor een sonarapparaat. - Google Patents

Stoorsignaalonderdrukkingseenheid voor een sonarapparaat. Download PDF

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Publication number
NL8200728A
NL8200728A NL8200728A NL8200728A NL8200728A NL 8200728 A NL8200728 A NL 8200728A NL 8200728 A NL8200728 A NL 8200728A NL 8200728 A NL8200728 A NL 8200728A NL 8200728 A NL8200728 A NL 8200728A
Authority
NL
Netherlands
Prior art keywords
value
circuit
band
mixed product
values
Prior art date
Application number
NL8200728A
Other languages
English (en)
Dutch (nl)
Original Assignee
Hollandse Signaalapparaten Bv
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 Hollandse Signaalapparaten Bv filed Critical Hollandse Signaalapparaten Bv
Priority to NL8200728A priority Critical patent/NL8200728A/nl
Priority to EP83200185A priority patent/EP0087184B1/en
Priority to DE8383200185T priority patent/DE3373020D1/de
Priority to AU11311/83A priority patent/AU559808B2/en
Priority to CA000421472A priority patent/CA1203613A/en
Priority to US06/468,722 priority patent/US4549286A/en
Priority to NO830630A priority patent/NO163987C/no
Priority to JP58028653A priority patent/JPS58179370A/ja
Publication of NL8200728A publication Critical patent/NL8200728A/nl

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/34—Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
    • 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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/06—Systems determining the position data of a target
    • G01S15/42—Simultaneous measurement of distance and other co-ordinates
    • 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
    • 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
    • G01S7/534—Details of non-pulse systems
    • G01S7/536—Extracting wanted echo signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
NL8200728A 1982-02-24 1982-02-24 Stoorsignaalonderdrukkingseenheid voor een sonarapparaat. NL8200728A (nl)

Priority Applications (8)

Application Number Priority Date Filing Date Title
NL8200728A NL8200728A (nl) 1982-02-24 1982-02-24 Stoorsignaalonderdrukkingseenheid voor een sonarapparaat.
EP83200185A EP0087184B1 (en) 1982-02-24 1983-02-04 Interference suppression unit for a sonar apparatus
DE8383200185T DE3373020D1 (de) 1982-02-24 1983-02-04 Interference suppression unit for a sonar apparatus
AU11311/83A AU559808B2 (en) 1982-02-24 1983-02-10 Interference suppression unit
CA000421472A CA1203613A (en) 1982-02-24 1983-02-11 Interference suppression unit for a sonar apparatus
US06/468,722 US4549286A (en) 1982-02-24 1983-02-22 Interference suppression unit for a sonar apparatus
NO830630A NO163987C (no) 1982-02-24 1983-02-23 Sonaranordning med et straaledanningsnettverk og en signalanalyseringskrets.
JP58028653A JPS58179370A (ja) 1982-02-24 1983-02-24 ソナ−装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
NL8200728 1982-02-24
NL8200728A NL8200728A (nl) 1982-02-24 1982-02-24 Stoorsignaalonderdrukkingseenheid voor een sonarapparaat.

Publications (1)

Publication Number Publication Date
NL8200728A true NL8200728A (nl) 1983-09-16

Family

ID=19839310

Family Applications (1)

Application Number Title Priority Date Filing Date
NL8200728A NL8200728A (nl) 1982-02-24 1982-02-24 Stoorsignaalonderdrukkingseenheid voor een sonarapparaat.

Country Status (8)

Country Link
US (1) US4549286A (no)
EP (1) EP0087184B1 (no)
JP (1) JPS58179370A (no)
AU (1) AU559808B2 (no)
CA (1) CA1203613A (no)
DE (1) DE3373020D1 (no)
NL (1) NL8200728A (no)
NO (1) NO163987C (no)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1187586A (en) * 1984-01-06 1985-05-21 B.E.L-Tronics Limited Radar detection and signal processing circuit
US4719605A (en) * 1984-12-13 1988-01-12 Honeywell Inc. Self-calibrating ultrasonic range finder
US4679175A (en) * 1984-12-13 1987-07-07 Honeywell Inc. Ultrasonic distance sensor with dual burst noise rejection
US4804963A (en) * 1987-01-05 1989-02-14 Honeywell Inc. Wide dynamic range digital receiver
US4872145A (en) * 1987-05-04 1989-10-03 Hazeltine Corporation Noise trap circuit
AU734517B1 (en) * 1990-11-29 2001-06-14 Raytheon Company Active sonar system for target detection in the presence of strong mail lobe interference
US5739654A (en) * 1994-12-19 1998-04-14 International Business Machines Corporation Precision tool control system for a workpiece positioning apparatus
KR100197794B1 (ko) * 1996-05-25 1999-06-15 최승원 무선통신시스템에서 간섭을 최소화하고 잡음의 영향을 줄여주기 위한 신호처리 장치 및 방법
DE19824267A1 (de) * 1998-05-29 1999-12-02 Siemens Ag Verfahren zur Erkennung von Nutz- und Störechos im Empfangssignal von Abstandssensoren sowie Anordnung zur Durchführung des Verfahrens
JP4516644B2 (ja) * 1999-09-29 2010-08-04 古野電気株式会社 受波ビーム形成方法、受波ビーム形成装置およびマッチドフィルタ
US6335905B1 (en) * 1999-12-17 2002-01-01 Garmin Corporation Method for elimination of passive noise interference in sonar
US7908080B2 (en) 2004-12-31 2011-03-15 Google Inc. Transportation routing
WO2006123499A1 (ja) * 2005-05-16 2006-11-23 Murata Manufacturing Co., Ltd. レーダ
US8068385B2 (en) * 2008-11-24 2011-11-29 Raytheon Company System and method for enhancing weak target signals for a sensor array
US8116169B2 (en) * 2009-05-13 2012-02-14 Raytheon Company Active sonar system and active sonar method using noise reduction techniques and advanced signal processing techniques
US8320216B2 (en) * 2009-12-01 2012-11-27 Raytheon Company Active sonar system and active sonar method using fuzzy logic
GB2533388B (en) * 2014-12-17 2021-01-06 Sezanne Marine Ltd Aspects of a sonar system
KR102293882B1 (ko) * 2021-05-21 2021-08-25 국방과학연구소 예인선배열 소나 시스템에서 자함의 소음을 감소시키기 위한 장치 및 방법

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2978577A (en) * 1948-03-04 1961-04-04 Bell Telephone Labor Inc Noise reducing systems
US3582872A (en) * 1964-06-29 1971-06-01 Us Navy Threshold control for sonar
US3353146A (en) * 1965-06-01 1967-11-14 Raytheon Co Signal display system
US3609672A (en) * 1969-07-28 1971-09-28 Us Navy False alarm inhibit circuit in echo ranging systems
JPS5121852A (ja) * 1974-08-15 1976-02-21 Furuno Kyotaka Tantaibutsutaihanbetsusochi
JPS6041793B2 (ja) * 1978-04-19 1985-09-18 日本警備保障株式会社 超音波による警戒方式
JPS623738Y2 (no) * 1979-01-19 1987-01-28
JPS6118464Y2 (no) * 1979-04-23 1986-06-04
JPS5722576A (en) * 1980-07-16 1982-02-05 Matsushita Electric Ind Co Ltd Ultrasonic type vehicle speed measuring apparatus

Also Published As

Publication number Publication date
EP0087184A1 (en) 1983-08-31
NO163987B (no) 1990-05-07
CA1203613A (en) 1986-04-22
NO830630L (no) 1983-08-25
DE3373020D1 (de) 1987-09-17
AU559808B2 (en) 1987-03-19
NO163987C (no) 1990-08-15
EP0087184B1 (en) 1987-08-12
US4549286A (en) 1985-10-22
JPS58179370A (ja) 1983-10-20
JPH0317110B2 (no) 1991-03-07
AU1131183A (en) 1983-09-01

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Legal Events

Date Code Title Description
A1B A search report has been drawn up
A85 Still pending on 85-01-01
BV The patent application has lapsed