GB2042725B - Sonar detection system - Google Patents

Sonar detection system

Info

Publication number
GB2042725B
GB2042725B GB7906145A GB7906145A GB2042725B GB 2042725 B GB2042725 B GB 2042725B GB 7906145 A GB7906145 A GB 7906145A GB 7906145 A GB7906145 A GB 7906145A GB 2042725 B GB2042725 B GB 2042725B
Authority
GB
United Kingdom
Prior art keywords
detection system
sonar detection
sonar
detection
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
GB7906145A
Other languages
English (en)
Other versions
GB2042725A (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.)
Unisys Corp
Original Assignee
Sperry Corp
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 Sperry Corp filed Critical Sperry Corp
Priority to GB7906145A priority Critical patent/GB2042725B/en
Priority to DE19792910263 priority patent/DE2910263A1/de
Publication of GB2042725A publication Critical patent/GB2042725A/en
Application granted granted Critical
Publication of GB2042725B publication Critical patent/GB2042725B/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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/82—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves with means for adjusting phase or compensating for time-lag errors
    • 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G01S3/808—Systems for determining direction or deviation from predetermined direction using transducers spaced apart and measuring phase or time difference between signals therefrom, i.e. path-difference systems

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)
GB7906145A 1979-02-21 1979-02-21 Sonar detection system Expired GB2042725B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB7906145A GB2042725B (en) 1979-02-21 1979-02-21 Sonar detection system
DE19792910263 DE2910263A1 (de) 1979-02-21 1979-03-15 Sonar-ziel-winkelverfolgungssystem

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB7906145A GB2042725B (en) 1979-02-21 1979-02-21 Sonar detection system
DE19792910263 DE2910263A1 (de) 1979-02-21 1979-03-15 Sonar-ziel-winkelverfolgungssystem

Publications (2)

Publication Number Publication Date
GB2042725A GB2042725A (en) 1980-09-24
GB2042725B true GB2042725B (en) 1983-02-16

Family

ID=25778250

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7906145A Expired GB2042725B (en) 1979-02-21 1979-02-21 Sonar detection system

Country Status (2)

Country Link
DE (1) DE2910263A1 (enrdf_load_html_response)
GB (1) GB2042725B (enrdf_load_html_response)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4115352C1 (en) * 1991-05-10 1992-07-30 Messerschmitt-Boelkow-Blohm Gmbh, 8012 Ottobrunn, De Direction finder using separate sensors directed towards target - rapidly ascertains speed of latter using discriminator responding to speed of change in location angle
GB2414800B (en) * 2000-01-27 2006-05-31 Thomson Marconi Sonar Ltd Sonar receiver with low side lobes
DE10353292B3 (de) * 2003-11-14 2005-05-19 Atlas Elektronik Gmbh Verfahren zur Bildung eines Gruppensignals
GB2474461B (en) 2009-10-14 2016-08-31 Thales Holdings Uk Plc Electronic baffling of sensor arrays
US11336998B1 (en) 2020-12-18 2022-05-17 Zoox, Inc. Direction of arrival estimation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3852706A (en) * 1955-06-10 1974-12-03 Bell Telephone Labor Inc Object location system
US3950723A (en) * 1974-02-21 1976-04-13 Westinghouse Electric Corporation Sonar apparatus

Also Published As

Publication number Publication date
DE2910263A1 (de) 1980-10-02
GB2042725A (en) 1980-09-24
DE2910263C2 (enrdf_load_html_response) 1987-11-12

Similar Documents

Publication Publication Date Title
JPS55165841A (en) Double document detection system
GB2059032B (en) Incinerator-heater system
JPS56125612A (en) Electrophotometric system
GB2109110B (en) Sonar system
GB2067044B (en) Electro-thermography system
GB2013341B (en) Ultrasonic detection system
JPS57572A (en) Detection system
JPS567512A (en) Signal processing system
JPS55151638A (en) Photosensistive system
DE3062099D1 (en) Radar system
GB2085588B (en) Detection system
JPS5623059A (en) Signal system
JPS55145414A (en) Signal processing system
JPS55140955A (en) Error detection system
JPS55143843A (en) Signal processing system
DE3064486D1 (en) Sensor-integrator system
AU4083178A (en) Jam detection system
EP0033381A3 (en) Detection system
GB2054999B (en) Signal processing systems
GB2042725B (en) Sonar detection system
JPS56101113A (en) Closeddloop autoofocus system
GB2059590B (en) Echo recognition system
GB2083219B (en) Sonar system
JPS5650320A (en) Microfish system
GB2061051B (en) Direction finding system

Legal Events

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

Effective date: 19980221