JPS55500006A - - Google Patents

Info

Publication number
JPS55500006A
JPS55500006A JP50024078A JP50024078A JPS55500006A JP S55500006 A JPS55500006 A JP S55500006A JP 50024078 A JP50024078 A JP 50024078A JP 50024078 A JP50024078 A JP 50024078A JP S55500006 A JPS55500006 A JP S55500006A
Authority
JP
Japan
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
JP50024078A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS55500006A publication Critical patent/JPS55500006A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/04—Analysing solids
    • G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
    • 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)
  • Acoustics & Sound (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
JP50024078A 1977-12-12 1978-12-05 Pending JPS55500006A (enrdf_load_stackoverflow)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GB5168777 1977-12-12
US96380678A 1978-11-30 1978-11-30
PCT/US1978/000186 WO1979000373A1 (en) 1977-12-12 1978-12-05 Acoustic variable focal length lens assembly

Publications (1)

Publication Number Publication Date
JPS55500006A true JPS55500006A (enrdf_load_stackoverflow) 1980-01-10

Family

ID=26266922

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50024078A Pending JPS55500006A (enrdf_load_stackoverflow) 1977-12-12 1978-12-05

Country Status (5)

Country Link
EP (1) EP0007310A4 (enrdf_load_stackoverflow)
JP (1) JPS55500006A (enrdf_load_stackoverflow)
FR (1) FR2476360A1 (enrdf_load_stackoverflow)
GB (1) GB2036317B (enrdf_load_stackoverflow)
WO (1) WO1979000373A1 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63503407A (ja) * 1986-05-27 1988-12-08 ブリティッシュ・テクノロジー・グループ・リミテッド 超音波音場発生方法及び装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3936791A (en) * 1973-09-13 1976-02-03 The Commonwealth Of Australia Linear array ultrasonic transducer
US4016751A (en) * 1973-09-13 1977-04-12 The Commonwealth Of Australia Care Of The Department Of Health Ultrasonic beam forming technique
JPS5143879A (enrdf_load_stackoverflow) * 1974-09-30 1976-04-14 Tokyo Shibaura Electric Co
CA1201197A (en) * 1975-09-15 1986-02-25 Commonwealth Of Australia (The) Variable focus transducer
US4080838A (en) * 1975-11-12 1978-03-28 Hitachi Medical Corporation Method and apparatus for controlling ultrasonic waves
US4131022A (en) * 1976-03-04 1978-12-26 Rca Corporation Pulse-echo ultrasonic-imaging display system
US4084582A (en) * 1976-03-11 1978-04-18 New York Institute Of Technology Ultrasonic imaging system
AT354778B (de) * 1976-07-09 1980-01-25 Kretztechnik Gmbh Fokussierter schallkopf mit schwinger und schallinse fuer untersuchungen mit ultraschall nach dem impuls-echoverfahren
US4058003A (en) * 1976-07-21 1977-11-15 The Board Of Trustees Of The Leland Stanford Junior University Ultrasonic electronic lens with reduced delay range
US4227417A (en) * 1977-06-13 1980-10-14 New York Institute Of Technology Dynamic focusing apparatus and method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63503407A (ja) * 1986-05-27 1988-12-08 ブリティッシュ・テクノロジー・グループ・リミテッド 超音波音場発生方法及び装置

Also Published As

Publication number Publication date
GB2036317A (en) 1980-06-25
GB2036317B (en) 1982-07-21
WO1979000373A1 (en) 1979-06-28
FR2476360A1 (enrdf_load_stackoverflow) 1981-08-21
EP0007310A1 (en) 1980-01-23
EP0007310A4 (en) 1980-08-13

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