NO309446B1 - Undervanns deteksjonssystem - Google Patents

Undervanns deteksjonssystem Download PDF

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Publication number
NO309446B1
NO309446B1 NO942915A NO942915A NO309446B1 NO 309446 B1 NO309446 B1 NO 309446B1 NO 942915 A NO942915 A NO 942915A NO 942915 A NO942915 A NO 942915A NO 309446 B1 NO309446 B1 NO 309446B1
Authority
NO
Norway
Prior art keywords
circuits
frequency
data
carrier
circuit
Prior art date
Application number
NO942915A
Other languages
English (en)
Norwegian (no)
Other versions
NO942915D0 (ja
NO942915L (no
Inventor
Itsuo Fukuoka
Takashi Yoshioka
Tatsuo Hayashi
Masato Kawai
Yasushi Nishimori
Original Assignee
Furuno Electric 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 Furuno Electric Co filed Critical Furuno Electric Co
Publication of NO942915D0 publication Critical patent/NO942915D0/no
Publication of NO942915L publication Critical patent/NO942915L/no
Publication of NO309446B1 publication Critical patent/NO309446B1/no

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
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/96—Sonar systems specially adapted for specific applications for locating fish
    • 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
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G01S3/805—Systems for determining direction or deviation from predetermined direction using adjustment of real or effective orientation of directivity characteristics of a transducer or transducer system to give a desired condition of signal derived from that transducer or transducer system, e.g. to give a maximum or minimum signal
    • 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
    • G01S7/539—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 using analysis of echo signal for target characterisation; Target signature; Target cross-section
    • 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
    • G01S7/54—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 with receivers spaced apart
    • 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
    • G01S7/56—Display arrangements
    • G01S7/62—Cathode-ray tube displays
    • G01S7/6263—Cathode-ray tube displays in which different colours are used

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Geophysics And Detection Of Objects (AREA)
NO942915A 1992-02-06 1994-08-05 Undervanns deteksjonssystem NO309446B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP04021087A JP3088174B2 (ja) 1992-02-06 1992-02-06 水中探知装置
PCT/JP1993/000141 WO1993016399A1 (en) 1992-02-06 1993-02-04 Underwater detector

Publications (3)

Publication Number Publication Date
NO942915D0 NO942915D0 (ja) 1994-08-05
NO942915L NO942915L (no) 1994-08-05
NO309446B1 true NO309446B1 (no) 2001-01-29

Family

ID=12045095

Family Applications (1)

Application Number Title Priority Date Filing Date
NO942915A NO309446B1 (no) 1992-02-06 1994-08-05 Undervanns deteksjonssystem

Country Status (5)

Country Link
US (1) US5561641A (ja)
JP (1) JP3088174B2 (ja)
CA (1) CA2117432C (ja)
NO (1) NO309446B1 (ja)
WO (1) WO1993016399A1 (ja)

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US8400875B2 (en) * 2010-04-06 2013-03-19 Raytheon Company Active sonar system and active sonar method using a pulse sorting transform
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US9268020B2 (en) 2012-02-10 2016-02-23 Navico Holding As Sonar assembly for reduced interference
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US10338800B2 (en) 2014-02-21 2019-07-02 FLIR Belgium BVBA Enhanced pilot display systems and methods
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US10431099B2 (en) 2014-02-21 2019-10-01 FLIR Belgium BVBA Collision avoidance systems and methods
US10852428B2 (en) 2014-02-21 2020-12-01 FLIR Belgium BVBA 3D scene annotation and enhancement systems and methods
US11250615B2 (en) 2014-02-21 2022-02-15 FLIR Belgium BVBA 3D bottom surface rendering systems and methods
US10338195B2 (en) 2014-05-30 2019-07-02 FLIR Belgium BVBA Networkable sonar systems and methods
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JP6291538B2 (ja) * 2016-08-12 2018-03-14 日本無線株式会社 ドプラレーダ検出装置、プログラム及び方法
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KR102093897B1 (ko) * 2018-09-10 2020-03-26 국방과학연구소 초음파 카메라의 영상 보정 방법 및 장치
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CN111708007B (zh) * 2020-06-30 2023-11-10 中国科学院声学研究所 基于模态闪烁指数匹配分析的目标深度辨识方法及系统
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Also Published As

Publication number Publication date
NO942915D0 (ja) 1994-08-05
CA2117432C (en) 2003-09-09
JP3088174B2 (ja) 2000-09-18
CA2117432A1 (en) 1993-08-19
NO942915L (no) 1994-08-05
JPH05215852A (ja) 1993-08-27
WO1993016399A1 (en) 1993-08-19
US5561641A (en) 1996-10-01

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