GB1149017A - Improvements in or relating to sonar systems - Google Patents

Improvements in or relating to sonar systems

Info

Publication number
GB1149017A
GB1149017A GB29133/66A GB2913366A GB1149017A GB 1149017 A GB1149017 A GB 1149017A GB 29133/66 A GB29133/66 A GB 29133/66A GB 2913366 A GB2913366 A GB 2913366A GB 1149017 A GB1149017 A GB 1149017A
Authority
GB
United Kingdom
Prior art keywords
recorded
speed
frequency
signals
drums
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
GB29133/66A
Other languages
English (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.)
Thales SA
Original Assignee
CSF Compagnie Generale de Telegraphie sans Fil SA
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 CSF Compagnie Generale de Telegraphie sans Fil SA filed Critical CSF Compagnie Generale de Telegraphie sans Fil SA
Publication of GB1149017A publication Critical patent/GB1149017A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K5/00—Manipulating of pulses not covered by one of the other main groups of this subclass
    • H03K5/01—Shaping pulses
    • H03K5/04—Shaping pulses by increasing duration; by decreasing duration
    • H03K5/06—Shaping pulses by increasing duration; by decreasing duration by the use of delay lines or other analogue delay elements
    • H03K5/065—Shaping pulses by increasing duration; by decreasing duration by the use of delay lines or other analogue delay elements using dispersive delay lines
    • 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
    • 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
    • G01S15/42—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
    • 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
    • G01S7/523—Details of pulse systems
    • G01S7/526—Receivers

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)
  • Nonlinear Science (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
GB29133/66A 1965-06-29 1966-06-29 Improvements in or relating to sonar systems Expired GB1149017A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR22670A FR1448949A (fr) 1965-06-29 1965-06-29 Perfectionnements aux sonars à grande portée

Publications (1)

Publication Number Publication Date
GB1149017A true GB1149017A (en) 1969-04-16

Family

ID=8583289

Family Applications (1)

Application Number Title Priority Date Filing Date
GB29133/66A Expired GB1149017A (en) 1965-06-29 1966-06-29 Improvements in or relating to sonar systems

Country Status (4)

Country Link
US (1) US3435407A (enrdf_load_stackoverflow)
FR (1) FR1448949A (enrdf_load_stackoverflow)
GB (1) GB1149017A (enrdf_load_stackoverflow)
NL (1) NL6609075A (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2109443A6 (enrdf_load_stackoverflow) * 1970-10-16 1972-05-26 Thomson Csf
DE1932346B1 (de) * 1969-06-26 1970-10-22 Electroacustic Gmbh Echolotgeraet mit digitalem Zwischenspeicher
US3742436A (en) * 1971-03-24 1973-06-26 Westinghouse Electric Corp Side looking sonar apparatus
US3937066A (en) * 1973-11-01 1976-02-10 Stanford Research Institute Ultrasonic camera system and method
US4199246A (en) * 1976-10-04 1980-04-22 Polaroid Corporation Ultrasonic ranging system for a camera
US4693940A (en) * 1983-02-14 1987-09-15 Raychem Corporation Laminate and method of preparing same
FR2744870B1 (fr) * 1996-02-13 1998-03-06 Thomson Csf Procede pour controler la navigation d'une antenne acoustique lineaire remorquee, et dispositifs pour la mise en oeuvre d'un tel procede
FR2764160B1 (fr) * 1997-05-27 1999-08-27 Thomson Marconi Sonar Sas Transducteur electrodynamique pour acoustique sous-marine

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2995725A (en) * 1955-06-10 1961-08-08 Honeywell Regulator Co High speed sonar scanning apparatus

Also Published As

Publication number Publication date
US3435407A (en) 1969-03-25
NL6609075A (enrdf_load_stackoverflow) 1966-12-30
FR1448949A (fr) 1966-08-12

Similar Documents

Publication Publication Date Title
US3856985A (en) Ultrasonic diagnostic apparatus
GB1415440A (en) Superdirective system
US4953143A (en) Multiple frequency synthetic aperture sonar
GB1149017A (en) Improvements in or relating to sonar systems
US3212053A (en) Sonar system
US3363226A (en) Data processing system
US4204281A (en) Signal processing system for underwater transducer
US3019411A (en) Echo detection with delayed read out
US3383686A (en) Diverse frequency echo detection system with doppler frequency coherence
US2473974A (en) Underwater sound detecting and indicating system
US4079352A (en) Echo sounding technique
US3618088A (en) Second-time-around echo immune radar system
GB1569601A (en) Pulse radar apparatus
US4203164A (en) Secure sonar communication system
US3363045A (en) Sonar target simulator
US4060791A (en) Imaging system
US3024458A (en) Pulse propagation monitroing system
US3787845A (en) Collision alarming system
US4122430A (en) Sonar system
GB1300121A (en) Apparatus for echo sound location, particulary for sea fishing
US2570500A (en) Radar system with gating and synchronized recorder
US3764963A (en) Underwater echo-ranging and signal-return correlation apparatus
US2987614A (en) Secrecy voice radio communication system
GB733400A (en) Improvements in or relating to subscription television system
US3609673A (en) Sonar scanning method