GB1234237A - - Google Patents

Info

Publication number
GB1234237A
GB1234237A GB1234237DA GB1234237A GB 1234237 A GB1234237 A GB 1234237A GB 1234237D A GB1234237D A GB 1234237DA GB 1234237 A GB1234237 A GB 1234237A
Authority
GB
United Kingdom
Prior art keywords
transducers
channels
reception
transmission
range
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
Other languages
English (en)
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
Priority claimed from GB2651165A external-priority patent/GB1156323A/en
Application filed filed Critical
Publication of GB1234237A publication Critical patent/GB1234237A/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
    • 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
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/72—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using ultrasonic, sonic or infrasonic waves
    • 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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
    • G01S7/56—Display arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
GB1234237D 1965-06-23 1968-12-20 Expired GB1234237A (enrdf_load_stackoverflow)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB2651165A GB1156323A (en) 1965-06-23 1965-06-23 Improvements in or relating to Sonar Apparatus
GB2651065A GB1156322A (en) 1965-06-23 1965-06-23 Improvements in or relating to Sonar Apparatus
GB6065268 1968-12-20

Publications (1)

Publication Number Publication Date
GB1234237A true GB1234237A (enrdf_load_stackoverflow) 1971-06-03

Family

ID=27258527

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1234237D Expired GB1234237A (enrdf_load_stackoverflow) 1965-06-23 1968-12-20

Country Status (4)

Country Link
DE (1) DE1964096A1 (enrdf_load_stackoverflow)
FR (1) FR2026734A6 (enrdf_load_stackoverflow)
GB (1) GB1234237A (enrdf_load_stackoverflow)
NL (1) NL6918965A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2083625B (en) * 1980-09-10 1984-11-14 Plessey Co Ltd Improvements in or relating to sonar receivers

Also Published As

Publication number Publication date
DE1964096A1 (de) 1970-08-13
FR2026734A6 (enrdf_load_stackoverflow) 1970-09-18
NL6918965A (enrdf_load_stackoverflow) 1970-06-23

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Legal Events

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