JPS53128360A - Position locating system of underwater body - Google Patents

Position locating system of underwater body

Info

Publication number
JPS53128360A
JPS53128360A JP4263477A JP4263477A JPS53128360A JP S53128360 A JPS53128360 A JP S53128360A JP 4263477 A JP4263477 A JP 4263477A JP 4263477 A JP4263477 A JP 4263477A JP S53128360 A JPS53128360 A JP S53128360A
Authority
JP
Japan
Prior art keywords
underwater body
locating system
position locating
received
underwater
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.)
Pending
Application number
JP4263477A
Other languages
Japanese (ja)
Inventor
Masatada Fukushima
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4263477A priority Critical patent/JPS53128360A/en
Publication of JPS53128360A publication Critical patent/JPS53128360A/en
Pending 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
    • G01S15/87—Combinations of sonar systems

Landscapes

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

Abstract

PURPOSE:To correctly locate an underwater body at a distance by transmitting two different signals from two different points so that they may be received at least three buoys which have the function to transmit their received signals and which are arranged in position in advance.
JP4263477A 1977-04-15 1977-04-15 Position locating system of underwater body Pending JPS53128360A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4263477A JPS53128360A (en) 1977-04-15 1977-04-15 Position locating system of underwater body

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4263477A JPS53128360A (en) 1977-04-15 1977-04-15 Position locating system of underwater body

Publications (1)

Publication Number Publication Date
JPS53128360A true JPS53128360A (en) 1978-11-09

Family

ID=12641434

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4263477A Pending JPS53128360A (en) 1977-04-15 1977-04-15 Position locating system of underwater body

Country Status (1)

Country Link
JP (1) JPS53128360A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0292744A2 (en) * 1987-05-23 1988-11-30 PRAKLA-SEISMOS GmbH Procedure for determining the position of cable sections towed behind a ship

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0292744A2 (en) * 1987-05-23 1988-11-30 PRAKLA-SEISMOS GmbH Procedure for determining the position of cable sections towed behind a ship

Similar Documents

Publication Publication Date Title
GB2042300B (en) Short-range doppler radar system
GB2053475B (en) Processing ultrasonic echo signals
JPS5398861A (en) Underwater information collecting system
JPS53128360A (en) Position locating system of underwater body
CA1019056A (en) Ultrasonic wave transmitting system
GB2009070B (en) Marine propulsion systems
JPS5392153A (en) Underwater information collecting system
JPS52150994A (en) 3-dimensional radar apparatus
JPS53106167A (en) Position locator for sea structure
JPS52127261A (en) Mark discrimination system
JPS5337458A (en) Steering signal converting system
JPS5242752A (en) System for measuring relative positions
JPS5314505A (en) Data transfer system
JPS546406A (en) Two short wave transmitter parallel connecting system
JPS5437662A (en) Suppressing system of si de lobe reception signal of antenna
JPS5433400A (en) Underwater moving body
JPS5344788A (en) Transmitter/receiver
JPS53132292A (en) Mobile body position locator
JPS5439152A (en) Signal transmitting device
GB1556500A (en) Signal processing systems for sonar simulators
JPS543569A (en) Underwater distance measuring system
JPS51150290A (en) Signal processing system
GB1542200A (en) Sonar buoy navigation system
AT369599B (en) CIRCUIT ARRANGEMENT FOR THE RECEIVING SIDE OF A SYSTEM FOR TRANSMITTING ENCRYPTED VOICE SIGNALS
TROTT et al. Proposed near field sonar test facility Naval Air Rework Facility, Naval Air Station, North Island, San Diego[Final Memorandum Report]