JPS548584A - Digital system ultrasonic holography flaw detecting method - Google Patents

Digital system ultrasonic holography flaw detecting method

Info

Publication number
JPS548584A
JPS548584A JP7320677A JP7320677A JPS548584A JP S548584 A JPS548584 A JP S548584A JP 7320677 A JP7320677 A JP 7320677A JP 7320677 A JP7320677 A JP 7320677A JP S548584 A JPS548584 A JP S548584A
Authority
JP
Japan
Prior art keywords
flaw detecting
detecting method
digital system
system ultrasonic
ultrasonic holography
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
JP7320677A
Other languages
Japanese (ja)
Other versions
JPS6049313B2 (en
Inventor
Fuminobu Takahashi
Takahiro Kanamori
Kazumichi Suzuki
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP52073206A priority Critical patent/JPS6049313B2/en
Priority to GB7827559A priority patent/GB2000291B/en
Priority to US05/917,600 priority patent/US4222273A/en
Priority to CA306,033A priority patent/CA1103489A/en
Priority to DE2827489A priority patent/DE2827489C2/en
Priority to FR7818662A priority patent/FR2425099A1/en
Publication of JPS548584A publication Critical patent/JPS548584A/en
Publication of JPS6049313B2 publication Critical patent/JPS6049313B2/en
Expired legal-status Critical Current

Links

Abstract

PURPOSE: To make possible forming of holograms by ultrasonic pulses by letting the receiving pulses at the flaw detecting by the ultrasonic pulses synchronized to clock pulses and the time coincidence signal of the clock pulses be control signals.
COPYRIGHT: (C)1979,JPO&Japio
JP52073206A 1977-06-22 1977-06-22 Digital ultrasonic holography device Expired JPS6049313B2 (en)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP52073206A JPS6049313B2 (en) 1977-06-22 1977-06-22 Digital ultrasonic holography device
GB7827559A GB2000291B (en) 1977-06-22 1978-06-21 Digital type ultrasonic holography apparatus
US05/917,600 US4222273A (en) 1977-06-22 1978-06-21 Digital type ultrasonic holography apparatus
CA306,033A CA1103489A (en) 1977-06-22 1978-06-22 Digital type ultrasonic holography apparatus
DE2827489A DE2827489C2 (en) 1977-06-22 1978-06-22 Digital ultrasonic holographic device
FR7818662A FR2425099A1 (en) 1977-06-22 1978-06-22 DIGITAL-TYPE ULTRASONIC HOLOGRAPHY DEVICE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP52073206A JPS6049313B2 (en) 1977-06-22 1977-06-22 Digital ultrasonic holography device

Publications (2)

Publication Number Publication Date
JPS548584A true JPS548584A (en) 1979-01-22
JPS6049313B2 JPS6049313B2 (en) 1985-11-01

Family

ID=13511435

Family Applications (1)

Application Number Title Priority Date Filing Date
JP52073206A Expired JPS6049313B2 (en) 1977-06-22 1977-06-22 Digital ultrasonic holography device

Country Status (1)

Country Link
JP (1) JPS6049313B2 (en)

Also Published As

Publication number Publication date
JPS6049313B2 (en) 1985-11-01

Similar Documents

Publication Publication Date Title
HU174136B (en) Method for controlling the clock signal of digital system
JPS51150222A (en) Recording method
JPS548584A (en) Digital system ultrasonic holography flaw detecting method
JPS5247642A (en) Control method oof synchronous transmission
JPS52129236A (en) Reading control method
JPS53109454A (en) Logical condition follower
JPS5443429A (en) Multiple series input process system
JPS5243453A (en) Ultrasonic detector
JPS53129688A (en) Timing system
EG13408A (en) Method for acoustic signal detection
JPS53123609A (en) Sound signal level control system
JPS5441783A (en) Method and apparatus for detection of ultrasonic wave receiving signals
JPS53118108A (en) Pcm signal processor
JPS53116025A (en) Picture transmission system
JPS5390724A (en) Recording system for information recording substance
JPS51112226A (en) Tone detection system
JPS53103758A (en) Bus detector using ultrasonic waves
JPS5211735A (en) Signal transmission system
JPS5222678A (en) Method to obtaining position control signal
JPS52115282A (en) Flaw detection system for metal materials
JPS5338006A (en) System for receiving signals from moving bodies
JPS527606A (en) Voice processing system
JPS5387714A (en) Trouble detecting system
JPS51112225A (en) Tone detection system
JPS53112028A (en) Forming system of continuous wave