JPH0226750B2 - - Google Patents

Info

Publication number
JPH0226750B2
JPH0226750B2 JP58024265A JP2426583A JPH0226750B2 JP H0226750 B2 JPH0226750 B2 JP H0226750B2 JP 58024265 A JP58024265 A JP 58024265A JP 2426583 A JP2426583 A JP 2426583A JP H0226750 B2 JPH0226750 B2 JP H0226750B2
Authority
JP
Japan
Prior art keywords
signal
receiving beam
arrival
storage
memory
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.)
Expired - Lifetime
Application number
JP58024265A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59148891A (ja
Inventor
Hideji Morimatsu
Yoshinori Fujiwara
Minoru Hiraoka
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 JP2426583A priority Critical patent/JPS59148891A/ja
Publication of JPS59148891A publication Critical patent/JPS59148891A/ja
Publication of JPH0226750B2 publication Critical patent/JPH0226750B2/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
JP2426583A 1983-02-15 1983-02-15 到来信号の到来方向検出装置 Granted JPS59148891A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2426583A JPS59148891A (ja) 1983-02-15 1983-02-15 到来信号の到来方向検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2426583A JPS59148891A (ja) 1983-02-15 1983-02-15 到来信号の到来方向検出装置

Publications (2)

Publication Number Publication Date
JPS59148891A JPS59148891A (ja) 1984-08-25
JPH0226750B2 true JPH0226750B2 (enrdf_load_html_response) 1990-06-12

Family

ID=12133397

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2426583A Granted JPS59148891A (ja) 1983-02-15 1983-02-15 到来信号の到来方向検出装置

Country Status (1)

Country Link
JP (1) JPS59148891A (enrdf_load_html_response)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
JPS57149475U (enrdf_load_html_response) * 1982-02-24 1982-09-20

Also Published As

Publication number Publication date
JPS59148891A (ja) 1984-08-25

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