GB2058351B - Sonar systems - Google Patents

Sonar systems

Info

Publication number
GB2058351B
GB2058351B GB8028583A GB8028583A GB2058351B GB 2058351 B GB2058351 B GB 2058351B GB 8028583 A GB8028583 A GB 8028583A GB 8028583 A GB8028583 A GB 8028583A GB 2058351 B GB2058351 B GB 2058351B
Authority
GB
United Kingdom
Prior art keywords
sonar systems
sonar
systems
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
Application number
GB8028583A
Other versions
GB2058351A (en
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.)
Plessey Co Ltd
Original Assignee
Plessey 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 Plessey Co Ltd filed Critical Plessey Co Ltd
Priority to GB8028583A priority Critical patent/GB2058351B/en
Publication of GB2058351A publication Critical patent/GB2058351A/en
Application granted granted Critical
Publication of GB2058351B publication Critical patent/GB2058351B/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
    • G01S15/06—Systems determining the position data of a target
    • G01S15/42—Simultaneous measurement of distance and other co-ordinates

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)
GB8028583A 1979-09-10 1980-09-04 Sonar systems Expired GB2058351B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8028583A GB2058351B (en) 1979-09-10 1980-09-04 Sonar systems

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7931306 1979-09-10
GB8028583A GB2058351B (en) 1979-09-10 1980-09-04 Sonar systems

Publications (2)

Publication Number Publication Date
GB2058351A GB2058351A (en) 1981-04-08
GB2058351B true GB2058351B (en) 1984-02-01

Family

ID=26272827

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8028583A Expired GB2058351B (en) 1979-09-10 1980-09-04 Sonar systems

Country Status (1)

Country Link
GB (1) GB2058351B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2180935A (en) * 1985-09-26 1987-04-08 Stc Plc Sonic range and bearing finder
US4831602A (en) * 1987-04-02 1989-05-16 Raytheon Company Simultaneous coherent and incoherent processor for sonar signals

Also Published As

Publication number Publication date
GB2058351A (en) 1981-04-08

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19920904