GB0909391D0 - Underwater detection device - Google Patents

Underwater detection device

Info

Publication number
GB0909391D0
GB0909391D0 GB0909391A GB0909391A GB0909391D0 GB 0909391 D0 GB0909391 D0 GB 0909391D0 GB 0909391 A GB0909391 A GB 0909391A GB 0909391 A GB0909391 A GB 0909391A GB 0909391 D0 GB0909391 D0 GB 0909391D0
Authority
GB
United Kingdom
Prior art keywords
detection device
underwater detection
underwater
detection
Prior art date
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.)
Granted
Application number
GB0909391A
Other versions
GB2460744B (en
GB2460744A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Furuno Electric Co Ltd
Original Assignee
Furuno Electric Co Ltd
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 Ltd filed Critical Furuno Electric Co Ltd
Publication of GB0909391D0 publication Critical patent/GB0909391D0/en
Publication of GB2460744A publication Critical patent/GB2460744A/en
Application granted granted Critical
Publication of GB2460744B publication Critical patent/GB2460744B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • 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
GB0909391A 2008-06-12 2009-06-01 Underwater detection device Expired - Fee Related GB2460744B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008154155A JP2009300220A (en) 2008-06-12 2008-06-12 Underwater detection device

Publications (3)

Publication Number Publication Date
GB0909391D0 true GB0909391D0 (en) 2009-07-15
GB2460744A GB2460744A (en) 2009-12-16
GB2460744B GB2460744B (en) 2012-08-01

Family

ID=40902399

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0909391A Expired - Fee Related GB2460744B (en) 2008-06-12 2009-06-01 Underwater detection device

Country Status (2)

Country Link
JP (1) JP2009300220A (en)
GB (1) GB2460744B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5767002B2 (en) * 2011-04-15 2015-08-19 古野電気株式会社 Ultrasonic transmission / reception device and fish quantity detection method
CN103399299B (en) * 2013-07-19 2016-06-29 哈尔滨工程大学 A kind of universal transponder of Underwater Wide Band Sources
CN103969639B (en) * 2014-05-09 2016-08-24 哈尔滨工程大学 The signal processing system of five wave beam fish detectors and signal processing method thereof
CN108902068B (en) * 2018-06-29 2021-02-05 安徽欣思创科技有限公司 Intelligent nest making boat and nest making method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL137773C (en) * 1960-03-21
JP5082031B2 (en) * 2004-10-01 2012-11-28 国立大学法人北海道大学 Underwater detection apparatus and method capable of calculating fish quantity information of a school of fish
JP5073160B2 (en) * 2004-10-01 2012-11-14 古野電気株式会社 Underwater detection device capable of calculating fish school information, fish school volume and backscattering intensity of a single fish, and methods thereof

Also Published As

Publication number Publication date
JP2009300220A (en) 2009-12-24
GB2460744B (en) 2012-08-01
GB2460744A (en) 2009-12-16

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20190601