JPS5382452A - Acoustic wave scanner - Google Patents

Acoustic wave scanner

Info

Publication number
JPS5382452A
JPS5382452A JP15852176A JP15852176A JPS5382452A JP S5382452 A JPS5382452 A JP S5382452A JP 15852176 A JP15852176 A JP 15852176A JP 15852176 A JP15852176 A JP 15852176A JP S5382452 A JPS5382452 A JP S5382452A
Authority
JP
Japan
Prior art keywords
acoustic wave
wave scanner
virtual axis
scanner
superposing
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.)
Granted
Application number
JP15852176A
Other languages
Japanese (ja)
Other versions
JPS6035631B2 (en
Inventor
Matsuo Takashima
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.)
Canon Inc
Original Assignee
Canon 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 Canon Inc filed Critical Canon Inc
Priority to JP51158521A priority Critical patent/JPS6035631B2/en
Priority to US05/913,039 priority patent/US4200858A/en
Publication of JPS5382452A publication Critical patent/JPS5382452A/en
Publication of JPS6035631B2 publication Critical patent/JPS6035631B2/en
Expired legal-status Critical Current

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
    • G10K11/345—Circuits therefor using energy switching from one active element to another

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Abstract

PURPOSE:To make possible scanning by a beam of sharp directivity by superposing the envelope face of the acoustic wave face generated from plural transducers TD onto virtual axis and moving the virtual axis.
JP51158521A 1976-12-28 1976-12-28 sonic scanning device Expired JPS6035631B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP51158521A JPS6035631B2 (en) 1976-12-28 1976-12-28 sonic scanning device
US05/913,039 US4200858A (en) 1976-12-28 1978-06-07 Acoustic wave scanning apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51158521A JPS6035631B2 (en) 1976-12-28 1976-12-28 sonic scanning device

Publications (2)

Publication Number Publication Date
JPS5382452A true JPS5382452A (en) 1978-07-20
JPS6035631B2 JPS6035631B2 (en) 1985-08-15

Family

ID=15673544

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51158521A Expired JPS6035631B2 (en) 1976-12-28 1976-12-28 sonic scanning device

Country Status (1)

Country Link
JP (1) JPS6035631B2 (en)

Also Published As

Publication number Publication date
JPS6035631B2 (en) 1985-08-15

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