JPS51115873A - Supersonic waves speed meter frror correction method - Google Patents

Supersonic waves speed meter frror correction method

Info

Publication number
JPS51115873A
JPS51115873A JP4091675A JP4091675A JPS51115873A JP S51115873 A JPS51115873 A JP S51115873A JP 4091675 A JP4091675 A JP 4091675A JP 4091675 A JP4091675 A JP 4091675A JP S51115873 A JPS51115873 A JP S51115873A
Authority
JP
Japan
Prior art keywords
frror
correction method
speed meter
supersonic waves
waves speed
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
JP4091675A
Other languages
Japanese (ja)
Other versions
JPS5912994B2 (en
Inventor
Itsuo Kawai
Hiroto Kodera
Shoichi Otani
Kiyomi Minohara
Yasuo Arai
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
Mitsubishi Heavy Industries Ltd
Original Assignee
Furuno Electric Co Ltd
Mitsubishi Heavy Industries 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, Mitsubishi Heavy Industries Ltd filed Critical Furuno Electric Co Ltd
Priority to JP4091675A priority Critical patent/JPS5912994B2/en
Publication of JPS51115873A publication Critical patent/JPS51115873A/en
Publication of JPS5912994B2 publication Critical patent/JPS5912994B2/en
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
    • G01S15/02—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

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Abstract

PURPOSE:Being separate from symthetic correction to be made at the time of a plant test or test run to make correction to get equally valued information-to-water and information-to-earth.
JP4091675A 1975-04-04 1975-04-04 Marine ultrasonic speed meter error correction method Expired JPS5912994B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4091675A JPS5912994B2 (en) 1975-04-04 1975-04-04 Marine ultrasonic speed meter error correction method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4091675A JPS5912994B2 (en) 1975-04-04 1975-04-04 Marine ultrasonic speed meter error correction method

Publications (2)

Publication Number Publication Date
JPS51115873A true JPS51115873A (en) 1976-10-12
JPS5912994B2 JPS5912994B2 (en) 1984-03-27

Family

ID=12593813

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4091675A Expired JPS5912994B2 (en) 1975-04-04 1975-04-04 Marine ultrasonic speed meter error correction method

Country Status (1)

Country Link
JP (1) JPS5912994B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57500304A (en) * 1980-02-22 1982-02-18

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57500304A (en) * 1980-02-22 1982-02-18

Also Published As

Publication number Publication date
JPS5912994B2 (en) 1984-03-27

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