JPS5395065A - Sound wave scanner - Google Patents

Sound wave scanner

Info

Publication number
JPS5395065A
JPS5395065A JP997977A JP997977A JPS5395065A JP S5395065 A JPS5395065 A JP S5395065A JP 997977 A JP997977 A JP 997977A JP 997977 A JP997977 A JP 997977A JP S5395065 A JPS5395065 A JP S5395065A
Authority
JP
Japan
Prior art keywords
sound wave
wave scanner
sound waves
points
scanner
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.)
Pending
Application number
JP997977A
Other languages
Japanese (ja)
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 JP997977A priority Critical patent/JPS5395065A/en
Publication of JPS5395065A publication Critical patent/JPS5395065A/en
Pending 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)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Transforming Light Signals Into Electric Signals (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)

Abstract

PURPOSE:To make it possible to obtain thin acoustic beam characteristics by dividing each row of acoustic transducers into plural groups and by producing sound waves from the respective points on an imaginary axis, on which the overlapped points of the received sound waves are moved.
JP997977A 1977-01-31 1977-01-31 Sound wave scanner Pending JPS5395065A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP997977A JPS5395065A (en) 1977-01-31 1977-01-31 Sound wave scanner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP997977A JPS5395065A (en) 1977-01-31 1977-01-31 Sound wave scanner

Publications (1)

Publication Number Publication Date
JPS5395065A true JPS5395065A (en) 1978-08-19

Family

ID=11735012

Family Applications (1)

Application Number Title Priority Date Filing Date
JP997977A Pending JPS5395065A (en) 1977-01-31 1977-01-31 Sound wave scanner

Country Status (1)

Country Link
JP (1) JPS5395065A (en)

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