JPS61202084U - - Google Patents

Info

Publication number
JPS61202084U
JPS61202084U JP1985086617U JP8661785U JPS61202084U JP S61202084 U JPS61202084 U JP S61202084U JP 1985086617 U JP1985086617 U JP 1985086617U JP 8661785 U JP8661785 U JP 8661785U JP S61202084 U JPS61202084 U JP S61202084U
Authority
JP
Japan
Prior art keywords
digital
signal
analog
incoming signal
incoming
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
JP1985086617U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0431595Y2 (pt-PT
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
Priority to JP1985086617U priority Critical patent/JPH0431595Y2/ja
Priority to GB08604606A priority patent/GB2176288B/en
Priority to US06/840,745 priority patent/US4729121A/en
Publication of JPS61202084U publication Critical patent/JPS61202084U/ja
Application granted granted Critical
Publication of JPH0431595Y2 publication Critical patent/JPH0431595Y2/ja
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
    • 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
    • G01S7/56—Display arrangements
    • G01S7/62—Cathode-ray tube displays

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP1985086617U 1985-06-07 1985-06-07 Expired JPH0431595Y2 (pt-PT)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1985086617U JPH0431595Y2 (pt-PT) 1985-06-07 1985-06-07
GB08604606A GB2176288B (en) 1985-06-07 1986-02-25 Underwater detection system
US06/840,745 US4729121A (en) 1985-06-07 1986-03-18 Underwater detection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985086617U JPH0431595Y2 (pt-PT) 1985-06-07 1985-06-07

Publications (2)

Publication Number Publication Date
JPS61202084U true JPS61202084U (pt-PT) 1986-12-18
JPH0431595Y2 JPH0431595Y2 (pt-PT) 1992-07-29

Family

ID=13891982

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985086617U Expired JPH0431595Y2 (pt-PT) 1985-06-07 1985-06-07

Country Status (3)

Country Link
US (1) US4729121A (pt-PT)
JP (1) JPH0431595Y2 (pt-PT)
GB (1) GB2176288B (pt-PT)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6392274U (pt-PT) * 1986-12-04 1988-06-15

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0823583B2 (ja) * 1987-06-01 1996-03-06 古野電気株式会社 航跡，探知情報表示装置
US6009373A (en) * 1987-06-01 1999-12-28 Furuno Electric Company, Limited Ship track and underwater conditions indicating system
FI87048C (fi) * 1990-04-05 1992-11-25 Anturilaakso Oy Akustisk soekare
US5363307A (en) * 1990-05-07 1994-11-08 Furuno Electric Company, Limited Measuring apparatus having an indicator for displaying tide or tidal current data
TW218046B (pt-PT) * 1991-04-16 1993-12-21 Midoriboshisya Kk

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NO129482B (pt-PT) * 1967-08-26 1974-04-16 Krupp Gmbh
DE1935054C3 (de) * 1968-07-15 1974-03-14 Furuno Electric Co. Ltd., Nagasaki (Japan) Anordnung zur Aufzeichnung von
US4209853A (en) * 1974-07-22 1980-06-24 Hyatt Gilbert P Holographic system for object location and identification
US4024490A (en) * 1976-02-27 1977-05-17 Westinghouse Electric Corporation Multibeam sidelooking sonar display system
GB1591756A (en) * 1976-05-19 1981-06-24 Koden Electronics Co Ltd Fish-finder
US4115752A (en) * 1977-06-15 1978-09-19 Buckbee-Mears Company Echo sounding device with cathode ray tube display
US4308601A (en) * 1980-06-27 1981-12-29 David R. Plotnik Echo ranging apparatus and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6392274U (pt-PT) * 1986-12-04 1988-06-15

Also Published As

Publication number Publication date
US4729121A (en) 1988-03-01
GB8604606D0 (en) 1986-04-03
GB2176288B (en) 1989-02-15
GB2176288A (en) 1986-12-17
JPH0431595Y2 (pt-PT) 1992-07-29

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