DE69720483T2 - Zweidimensionale wandleranordnung mit strahlformer - Google Patents

Zweidimensionale wandleranordnung mit strahlformer

Info

Publication number
DE69720483T2
DE69720483T2 DE69720483T DE69720483T DE69720483T2 DE 69720483 T2 DE69720483 T2 DE 69720483T2 DE 69720483 T DE69720483 T DE 69720483T DE 69720483 T DE69720483 T DE 69720483T DE 69720483 T2 DE69720483 T2 DE 69720483T2
Authority
DE
Germany
Prior art keywords
array
transmit
rows
columns
receive
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 - Lifetime
Application number
DE69720483T
Other languages
German (de)
English (en)
Other versions
DE69720483D1 (de
Inventor
E. Bradley
D. Rowe
Xiaolong Yu
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.)
ROWE DEINES INSTR Inc
Original Assignee
ROWE DEINES INSTR Inc
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 ROWE DEINES INSTR Inc filed Critical ROWE DEINES INSTR Inc
Application granted granted Critical
Publication of DE69720483D1 publication Critical patent/DE69720483D1/de
Publication of DE69720483T2 publication Critical patent/DE69720483T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
    • B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements
    • B06B1/0622—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using multiple elements on one surface
    • B06B1/0629—Square array
    • 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
    • G01S15/60—Velocity or trajectory determination systems; Sense-of-movement determination systems wherein the transmitter and receiver are mounted on the moving object, e.g. for determining ground speed, drift angle, ground track
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/18—Methods or devices for transmitting, conducting or directing sound
    • G10K11/26—Sound-focusing or directing, e.g. scanning
    • G10K11/34—Sound-focusing or directing, e.g. scanning using electrical steering of transducer arrays, e.g. beam steering
    • G10K11/341—Circuits therefor
    • 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
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Coils Or Transformers For Communication (AREA)
DE69720483T 1996-10-07 1997-10-07 Zweidimensionale wandleranordnung mit strahlformer Expired - Lifetime DE69720483T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/726,644 US5808967A (en) 1996-10-07 1996-10-07 Two-dimensional array transducer and beamformer
PCT/US1997/018061 WO1998015846A1 (en) 1996-10-07 1997-10-07 Two-dimensional array transducer and beamformer

Publications (2)

Publication Number Publication Date
DE69720483D1 DE69720483D1 (de) 2003-05-08
DE69720483T2 true DE69720483T2 (de) 2003-12-24

Family

ID=24919434

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69720483T Expired - Lifetime DE69720483T2 (de) 1996-10-07 1997-10-07 Zweidimensionale wandleranordnung mit strahlformer

Country Status (7)

Country Link
US (1) US5808967A (enExample)
EP (1) EP0929825B1 (enExample)
JP (2) JP3995270B2 (enExample)
AT (1) ATE236409T1 (enExample)
DE (1) DE69720483T2 (enExample)
NO (1) NO331521B1 (enExample)
WO (1) WO1998015846A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102023100370A1 (de) * 2023-01-10 2024-07-11 Atlas Elektronik Gmbh Informationssystem für ein Unterwasserfahrzeug zur Bestimmung von Navigationsinformationen mittels Sonar

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JP2007192830A (ja) 2007-08-02
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ATE236409T1 (de) 2003-04-15
JP2001502058A (ja) 2001-02-13
NO331521B1 (no) 2012-01-16
EP0929825B1 (en) 2003-04-02
NO991555D0 (no) 1999-03-30
US5808967A (en) 1998-09-15
NO991555L (no) 1999-06-04
WO1998015846A1 (en) 1998-04-16
DE69720483D1 (de) 2003-05-08
EP0929825A1 (en) 1999-07-21

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