JPS60259978A - 広範囲水中探知装置における探知信号の積算表示装置 - Google Patents

広範囲水中探知装置における探知信号の積算表示装置

Info

Publication number
JPS60259978A
JPS60259978A JP11695584A JP11695584A JPS60259978A JP S60259978 A JPS60259978 A JP S60259978A JP 11695584 A JP11695584 A JP 11695584A JP 11695584 A JP11695584 A JP 11695584A JP S60259978 A JPS60259978 A JP S60259978A
Authority
JP
Japan
Prior art keywords
memory
counter
circuit
detection
depth
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
JP11695584A
Other languages
English (en)
Japanese (ja)
Other versions
JPH045153B2 (enrdf_load_stackoverflow
Inventor
Shozo Shibuya
渋谷　正三
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
Priority to JP11695584A priority Critical patent/JPS60259978A/ja
Publication of JPS60259978A publication Critical patent/JPS60259978A/ja
Publication of JPH045153B2 publication Critical patent/JPH045153B2/ja
Granted 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
    • 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

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP11695584A 1984-06-06 1984-06-06 広範囲水中探知装置における探知信号の積算表示装置 Granted JPS60259978A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11695584A JPS60259978A (ja) 1984-06-06 1984-06-06 広範囲水中探知装置における探知信号の積算表示装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11695584A JPS60259978A (ja) 1984-06-06 1984-06-06 広範囲水中探知装置における探知信号の積算表示装置

Publications (2)

Publication Number Publication Date
JPS60259978A true JPS60259978A (ja) 1985-12-23
JPH045153B2 JPH045153B2 (enrdf_load_stackoverflow) 1992-01-30

Family

ID=14699868

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11695584A Granted JPS60259978A (ja) 1984-06-06 1984-06-06 広範囲水中探知装置における探知信号の積算表示装置

Country Status (1)

Country Link
JP (1) JPS60259978A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005073756A1 (ja) * 2004-02-02 2005-08-11 Air-Ism Ltd. 魚群探知機および魚群探知機用トランスデューサ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2005073756A1 (ja) * 2004-02-02 2005-08-11 Air-Ism Ltd. 魚群探知機および魚群探知機用トランスデューサ

Also Published As

Publication number Publication date
JPH045153B2 (enrdf_load_stackoverflow) 1992-01-30

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