JPS5442171A - Transmitting or receiving device of ultrasonic waves - Google Patents

Transmitting or receiving device of ultrasonic waves

Info

Publication number
JPS5442171A
JPS5442171A JP10175678A JP10175678A JPS5442171A JP S5442171 A JPS5442171 A JP S5442171A JP 10175678 A JP10175678 A JP 10175678A JP 10175678 A JP10175678 A JP 10175678A JP S5442171 A JPS5442171 A JP S5442171A
Authority
JP
Japan
Prior art keywords
transmitting
receiving device
ultrasonic waves
taps
cascade
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
JP10175678A
Other languages
Japanese (ja)
Inventor
Kinya Takamizawa
Kazuhiro Iinuma
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP10175678A priority Critical patent/JPS5442171A/en
Publication of JPS5442171A publication Critical patent/JPS5442171A/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
    • G10K11/346—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
    • G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
    • G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)

Abstract

PURPOSE:To provide a simple circuit constitution of relatively small number of taps even if resolution is improved by constituting variable delay circuits with a plurality of cascade-connected tapped delay lines and selecting the taps.
JP10175678A 1978-08-23 1978-08-23 Transmitting or receiving device of ultrasonic waves Pending JPS5442171A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10175678A JPS5442171A (en) 1978-08-23 1978-08-23 Transmitting or receiving device of ultrasonic waves

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10175678A JPS5442171A (en) 1978-08-23 1978-08-23 Transmitting or receiving device of ultrasonic waves

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP1518572A Division JPS5713835B2 (en) 1972-02-15 1972-02-15

Publications (1)

Publication Number Publication Date
JPS5442171A true JPS5442171A (en) 1979-04-03

Family

ID=14309067

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10175678A Pending JPS5442171A (en) 1978-08-23 1978-08-23 Transmitting or receiving device of ultrasonic waves

Country Status (1)

Country Link
JP (1) JPS5442171A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58147665A (en) * 1982-02-09 1983-09-02 エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン Ultrasonic transmitter
JPS59200978A (en) * 1983-04-28 1984-11-14 Toshiba Corp Delay circuit for ultrasonic wave diagnosing device
JPS60181652A (en) * 1984-01-30 1985-09-17 コントロン　インスツルメンツ　ホールディング　エヌ．ブイ． Transmitter-receiver for ultrasonic image pickup system
JPS6379640A (en) * 1986-09-22 1988-04-09 横河メディカルシステム株式会社 Ultrasonic diagnostic apparatus

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58147665A (en) * 1982-02-09 1983-09-02 エヌ・ベ−・フイリツプス・フル−イランペンフアブリケン Ultrasonic transmitter
JPH0311670B2 (en) * 1982-02-09 1991-02-18 Fuiritsupusu Furuuiranpenfuaburiken Nv
JPS59200978A (en) * 1983-04-28 1984-11-14 Toshiba Corp Delay circuit for ultrasonic wave diagnosing device
JPH0123750B2 (en) * 1983-04-28 1989-05-08 Tokyo Shibaura Electric Co
JPS60181652A (en) * 1984-01-30 1985-09-17 コントロン　インスツルメンツ　ホールディング　エヌ．ブイ． Transmitter-receiver for ultrasonic image pickup system
JPS6379640A (en) * 1986-09-22 1988-04-09 横河メディカルシステム株式会社 Ultrasonic diagnostic apparatus
JPH0324864B2 (en) * 1986-09-22 1991-04-04 Yokokawa Medeikaru Shisutemu Kk

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