GB2466822B - A Sonar System - Google Patents

A Sonar System

Info

Publication number
GB2466822B
GB2466822B GB0900273.4A GB0900273A GB2466822B GB 2466822 B GB2466822 B GB 2466822B GB 0900273 A GB0900273 A GB 0900273A GB 2466822 B GB2466822 B GB 2466822B
Authority
GB
United Kingdom
Prior art keywords
sonar system
sonar
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.)
Active
Application number
GB0900273.4A
Other versions
GB2466822A (en
GB0900273D0 (en
Inventor
Jack Keen
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.)
Thales Holdings UK PLC
Original Assignee
Thales Holdings UK PLC
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 Thales Holdings UK PLC filed Critical Thales Holdings UK PLC
Priority to GB0900273.4A priority Critical patent/GB2466822B/en
Publication of GB0900273D0 publication Critical patent/GB0900273D0/en
Publication of GB2466822A publication Critical patent/GB2466822A/en
Application granted granted Critical
Publication of GB2466822B publication Critical patent/GB2466822B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/52—Discriminating between fixed and moving objects or between objects moving at different speeds
    • G01S15/523—Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection
    • G01S15/526—Discriminating between fixed and moving objects or between objects moving at different speeds for presence detection by comparing echos in different sonar periods
    • 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
    • G01S15/08—Systems for measuring distance only
    • G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
    • G01S15/102—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves using transmission of pulses having some particular characteristics
    • G01S15/104—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves using transmission of pulses having some particular characteristics wherein the transmitted pulses use a frequency- or phase-modulated carrier wave
    • 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
    • G01S15/08—Systems for measuring distance only
    • G01S15/10—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves
    • G01S15/102—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves using transmission of pulses having some particular characteristics
    • G01S15/108—Systems for measuring distance only using transmission of interrupted, pulse-modulated waves using transmission of pulses having some particular characteristics using more than one pulse per sonar period
    • 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
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • 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
    • G01S15/88—Sonar systems specially adapted for specific applications
GB0900273.4A 2009-01-08 2009-01-08 A Sonar System Active GB2466822B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0900273.4A GB2466822B (en) 2009-01-08 2009-01-08 A Sonar System

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0900273.4A GB2466822B (en) 2009-01-08 2009-01-08 A Sonar System

Publications (3)

Publication Number Publication Date
GB0900273D0 GB0900273D0 (en) 2010-03-31
GB2466822A GB2466822A (en) 2010-07-14
GB2466822B true GB2466822B (en) 2013-05-29

Family

ID=42110399

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0900273.4A Active GB2466822B (en) 2009-01-08 2009-01-08 A Sonar System

Country Status (1)

Country Link
GB (1) GB2466822B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2567895B (en) * 2017-10-31 2022-09-14 Bae Systems Plc Improvements in and relating to sonar
BR112020008464B1 (en) 2017-10-31 2023-11-21 Bae Systems Plc Sonar system, method for operating a sonar system, and machine-readable, non-transitory storage medium

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3866223A (en) * 1972-02-01 1975-02-11 Sperry Rand Corp Multiplicative signal processor for target detection systems with sequential doppler search
US5212489A (en) * 1991-03-18 1993-05-18 Hydroacoustics Inc. Echo ranging system for detecting velocity of targets using composite doppler invariant transmissions
US5339084A (en) * 1992-03-31 1994-08-16 Kabushiki Kaisha Toshiba Radar apparatus
US20040024313A1 (en) * 2000-11-02 2004-02-05 Tadashi Moriya Ultrasonic measurement instrument

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3866223A (en) * 1972-02-01 1975-02-11 Sperry Rand Corp Multiplicative signal processor for target detection systems with sequential doppler search
US5212489A (en) * 1991-03-18 1993-05-18 Hydroacoustics Inc. Echo ranging system for detecting velocity of targets using composite doppler invariant transmissions
US5339084A (en) * 1992-03-31 1994-08-16 Kabushiki Kaisha Toshiba Radar apparatus
US20040024313A1 (en) * 2000-11-02 2004-02-05 Tadashi Moriya Ultrasonic measurement instrument

Also Published As

Publication number Publication date
GB2466822A (en) 2010-07-14
GB0900273D0 (en) 2010-03-31

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