IT1078335B - REFINEMENTS TO ULTRASONIC SURVEYING DEVICES - Google Patents

REFINEMENTS TO ULTRASONIC SURVEYING DEVICES

Info

Publication number
IT1078335B
IT1078335B IT24800/77A IT2480077A IT1078335B IT 1078335 B IT1078335 B IT 1078335B IT 24800/77 A IT24800/77 A IT 24800/77A IT 2480077 A IT2480077 A IT 2480077A IT 1078335 B IT1078335 B IT 1078335B
Authority
IT
Italy
Prior art keywords
refinements
surveying devices
ultrasonic
ultrasonic surveying
devices
Prior art date
Application number
IT24800/77A
Other languages
Italian (it)
Inventor
Pierre Alais
Original Assignee
Anvar
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 FR7618640A external-priority patent/FR2355288A2/en
Application filed by Anvar filed Critical Anvar
Application granted granted Critical
Publication of IT1078335B publication Critical patent/IT1078335B/en

Links

Classifications

    • 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
    • G10K11/346—Circuits therefor using phase variation
    • 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
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
    • G01S15/8915—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array
    • G01S15/8918—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array the array being linear

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Multimedia (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
IT24800/77A 1976-06-18 1977-06-17 REFINEMENTS TO ULTRASONIC SURVEYING DEVICES IT1078335B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7618640A FR2355288A2 (en) 1974-11-28 1976-06-18 IMPROVEMENTS IN ULTRA-SOUND SURVEYING METHODS AND DEVICES

Publications (1)

Publication Number Publication Date
IT1078335B true IT1078335B (en) 1985-05-08

Family

ID=9174613

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24800/77A IT1078335B (en) 1976-06-18 1977-06-17 REFINEMENTS TO ULTRASONIC SURVEYING DEVICES

Country Status (10)

Country Link
JP (1) JPS52155890A (en)
BE (1) BE855832A (en)
CA (1) CA1090914A (en)
DK (1) DK270777A (en)
ES (1) ES459722A1 (en)
GB (1) GB1580235A (en)
IE (1) IE45216B1 (en)
IT (1) IT1078335B (en)
LU (1) LU77569A1 (en)
SE (1) SE420774B (en)

Also Published As

Publication number Publication date
SE420774B (en) 1981-10-26
DK270777A (en) 1977-12-19
ES459722A1 (en) 1978-04-01
LU77569A1 (en) 1978-02-01
GB1580235A (en) 1980-11-26
IE45216L (en) 1977-12-18
IE45216B1 (en) 1982-07-14
BE855832A (en) 1977-12-19
SE7707022L (en) 1978-02-06
JPS52155890A (en) 1977-12-24
CA1090914A (en) 1980-12-02

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