GB2252409B - Underwater distance measuring system - Google Patents

Underwater distance measuring system

Info

Publication number
GB2252409B
GB2252409B GB8133430A GB8133430A GB2252409B GB 2252409 B GB2252409 B GB 2252409B GB 8133430 A GB8133430 A GB 8133430A GB 8133430 A GB8133430 A GB 8133430A GB 2252409 B GB2252409 B GB 2252409B
Authority
GB
United Kingdom
Prior art keywords
distance measuring
measuring system
underwater distance
underwater
measuring
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 - Fee Related
Application number
GB8133430A
Other versions
GB2252409A (en
Inventor
Reinhard Ludwig
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.)
Wartsila Elac Nautik GmbH
Original Assignee
Honeywell Elac Nautik GmbH
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 Honeywell Elac Nautik GmbH filed Critical Honeywell Elac Nautik GmbH
Priority to GB8133430A priority Critical patent/GB2252409B/en
Publication of GB2252409A publication Critical patent/GB2252409A/en
Application granted granted Critical
Publication of GB2252409B publication Critical patent/GB2252409B/en
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
    • G01S11/14—Systems for determining distance or velocity not using reflection or reradiation using ultrasonic, sonic, or infrasonic waves

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
GB8133430A 1981-11-05 1981-11-05 Underwater distance measuring system Expired - Fee Related GB2252409B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8133430A GB2252409B (en) 1981-11-05 1981-11-05 Underwater distance measuring system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8133430A GB2252409B (en) 1981-11-05 1981-11-05 Underwater distance measuring system

Publications (2)

Publication Number Publication Date
GB2252409A GB2252409A (en) 1992-08-05
GB2252409B true GB2252409B (en) 1992-12-16

Family

ID=10525664

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8133430A Expired - Fee Related GB2252409B (en) 1981-11-05 1981-11-05 Underwater distance measuring system

Country Status (1)

Country Link
GB (1) GB2252409B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114578361B (en) * 2022-02-28 2023-05-16 东南大学 Underwater unmanned platform cluster underwater sound positioning navigation method

Also Published As

Publication number Publication date
GB2252409A (en) 1992-08-05

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930316