JPS5366760A - Transmission and reception of sound waves - Google Patents

Transmission and reception of sound waves

Info

Publication number
JPS5366760A
JPS5366760A JP14250376A JP14250376A JPS5366760A JP S5366760 A JPS5366760 A JP S5366760A JP 14250376 A JP14250376 A JP 14250376A JP 14250376 A JP14250376 A JP 14250376A JP S5366760 A JPS5366760 A JP S5366760A
Authority
JP
Japan
Prior art keywords
sound waves
reception
transmission
transmitted
waves
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
JP14250376A
Other languages
Japanese (ja)
Other versions
JPS5930231B2 (en
Inventor
Tetsushi Nose
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 JP51142503A priority Critical patent/JPS5930231B2/en
Publication of JPS5366760A publication Critical patent/JPS5366760A/en
Publication of JPS5930231B2 publication Critical patent/JPS5930231B2/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
    • G10K11/346—Circuits therefor using phase variation

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 improve the resolution of the transmitted and received sound waves, which are produced by a plurality of oscillators, by slightly shifting the spacial converging positions between the transmitted and received waves.
JP51142503A 1976-11-27 1976-11-27 Sound wave transmission/reception method Expired JPS5930231B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP51142503A JPS5930231B2 (en) 1976-11-27 1976-11-27 Sound wave transmission/reception method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP51142503A JPS5930231B2 (en) 1976-11-27 1976-11-27 Sound wave transmission/reception method

Publications (2)

Publication Number Publication Date
JPS5366760A true JPS5366760A (en) 1978-06-14
JPS5930231B2 JPS5930231B2 (en) 1984-07-25

Family

ID=15316846

Family Applications (1)

Application Number Title Priority Date Filing Date
JP51142503A Expired JPS5930231B2 (en) 1976-11-27 1976-11-27 Sound wave transmission/reception method

Country Status (1)

Country Link
JP (1) JPS5930231B2 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5687878A (en) * 1979-12-18 1981-07-16 Marine Instr Co Ltd Detecting method by acoustic wave
JPS57115246A (en) * 1981-01-08 1982-07-17 Matsushita Electric Ind Co Ltd Ultrasonic diagnostic apparatus
JPS57204477A (en) * 1981-06-12 1982-12-15 Hitachi Medical Corp Receiving device
JPS5832182A (en) * 1981-08-20 1983-02-25 Furuno Electric Co Ltd Swiveling type sonar

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6142929U (en) * 1984-08-24 1986-03-20 松下電工株式会社 sauna
DE112018001048B4 (en) 2017-02-28 2024-04-11 Panasonic Intellectual Property Management Co., Ltd. Display device, method for controlling the display device, program, recording medium and moving body equipped with the display device
EP3581984A4 (en) 2017-03-14 2021-01-13 Pioneer Corporation Display device
JP6854448B2 (en) 2017-03-31 2021-04-07 パナソニックＩｐマネジメント株式会社 Display device and mobile body equipped with it

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5687878A (en) * 1979-12-18 1981-07-16 Marine Instr Co Ltd Detecting method by acoustic wave
JPS57115246A (en) * 1981-01-08 1982-07-17 Matsushita Electric Ind Co Ltd Ultrasonic diagnostic apparatus
JPS624990B2 (en) * 1981-01-08 1987-02-02 Matsushita Electric Ind Co Ltd
JPS57204477A (en) * 1981-06-12 1982-12-15 Hitachi Medical Corp Receiving device
JPH0131151B2 (en) * 1981-06-12 1989-06-23 Hitachi Medical Corp
JPS5832182A (en) * 1981-08-20 1983-02-25 Furuno Electric Co Ltd Swiveling type sonar
JPS6342755B2 (en) * 1981-08-20 1988-08-25 Furuno Electric Co

Also Published As

Publication number Publication date
JPS5930231B2 (en) 1984-07-25

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