JPH0246214B2 - - Google Patents

Info

Publication number
JPH0246214B2
JPH0246214B2 JP58168600A JP16860083A JPH0246214B2 JP H0246214 B2 JPH0246214 B2 JP H0246214B2 JP 58168600 A JP58168600 A JP 58168600A JP 16860083 A JP16860083 A JP 16860083A JP H0246214 B2 JPH0246214 B2 JP H0246214B2
Authority
JP
Japan
Prior art keywords
sound field
medium
ultrasonic
predetermined range
ultrasonic wave
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.)
Expired - Lifetime
Application number
JP58168600A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6060838A (ja
Inventor
Hirokuni Sato
Nobuyuki Ichida
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP58168600A priority Critical patent/JPS6060838A/ja
Priority to DE8484306257T priority patent/DE3475224D1/de
Priority to EP84306257A priority patent/EP0136857B1/en
Publication of JPS6060838A publication Critical patent/JPS6060838A/ja
Priority to US06/931,981 priority patent/US4691569A/en
Publication of JPH0246214B2 publication Critical patent/JPH0246214B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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
    • G01S7/52017—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00 particularly adapted to short-range imaging
    • G01S7/52023—Details of receivers
    • G01S7/52036—Details of receivers using analysis of echo signal for target characterisation
    • G01S7/52038—Details of receivers using analysis of echo signal for target characterisation involving non-linear properties of the propagation medium or of the reflective target
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01H—MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES
    • G01H3/00—Measuring characteristics of vibrations by using a detector in a fluid
    • G01H3/10—Amplitude; Power
    • G01H3/12—Amplitude; Power by electric means
    • G01H3/125—Amplitude; Power by electric means for representing acoustic field distribution
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/024—Mixtures
    • G01N2291/02491—Materials with nonlinear acoustic properties

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Nonlinear Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Acoustics & Sound (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
JP58168600A 1983-09-13 1983-09-13 超音波音場観測装置 Granted JPS6060838A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP58168600A JPS6060838A (ja) 1983-09-13 1983-09-13 超音波音場観測装置
DE8484306257T DE3475224D1 (en) 1983-09-13 1984-09-13 Apparatus for observing sound field of ultrasonic wave
EP84306257A EP0136857B1 (en) 1983-09-13 1984-09-13 Apparatus for observing sound field of ultrasonic wave
US06/931,981 US4691569A (en) 1983-09-13 1986-11-24 Apparatus for observing sound field of ultrasonic wave

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58168600A JPS6060838A (ja) 1983-09-13 1983-09-13 超音波音場観測装置

Publications (2)

Publication Number Publication Date
JPS6060838A JPS6060838A (ja) 1985-04-08
JPH0246214B2 true JPH0246214B2 (en, 2012) 1990-10-15

Family

ID=15871057

Family Applications (1)

Application Number Title Priority Date Filing Date
JP58168600A Granted JPS6060838A (ja) 1983-09-13 1983-09-13 超音波音場観測装置

Country Status (4)

Country Link
US (1) US4691569A (en, 2012)
EP (1) EP0136857B1 (en, 2012)
JP (1) JPS6060838A (en, 2012)
DE (1) DE3475224D1 (en, 2012)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6060838A (ja) * 1983-09-13 1985-04-08 富士通株式会社 超音波音場観測装置
JPS6379640A (ja) * 1986-09-22 1988-04-09 横河メディカルシステム株式会社 超音波診断装置
US6397136B1 (en) 1997-02-06 2002-05-28 Automotive Technologies International Inc. System for determining the occupancy state of a seat in a vehicle
US6445988B1 (en) 1997-02-06 2002-09-03 Automotive Technologies International Inc. System for determining the occupancy state of a seat in a vehicle and controlling a component based thereon
US6529809B1 (en) 1997-02-06 2003-03-04 Automotive Technologies International, Inc. Method of developing a system for identifying the presence and orientation of an object in a vehicle
SE503679C2 (sv) * 1994-11-18 1996-07-29 Lasse Karlsen Akustisk vindmätare
USRE37260E1 (en) 1996-02-08 2001-07-03 Automotive Technologies International Inc. Method for identifying the presence and orientation of an object in a vehicle
US6452870B1 (en) 1996-02-08 2002-09-17 Automotive Technologies International, Inc. Methods for controlling deployment of an occupant restraint in a vehicle and determining whether the occupant is a child seat
US6007095A (en) * 1997-02-05 1999-12-28 Automotive Systems Laboratory, Inc. Vehicle occupant position sensor
CN114098809B (zh) * 2021-11-29 2024-07-12 无锡海鹰电子医疗系统有限公司 一种超声诊断仪发射系统及其快速优化方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3450225A (en) * 1968-06-07 1969-06-17 Pan American Petroleum Corp Elastic-wave holography
US4059010A (en) * 1973-10-01 1977-11-22 Sachs Thomas D Ultrasonic inspection and diagnosis system
US4099878A (en) * 1975-03-28 1978-07-11 Argosystems, Inc. Remote probing apparatus and method
FR2527339A1 (fr) * 1982-05-21 1983-11-25 Schlumberger Etienne Procede et installation pour analyser des discontinuites situees dans un milieu sensiblement homogene
JPS59164956A (ja) * 1983-03-10 1984-09-18 Fujitsu Ltd 超音波媒体の等価非線形パラメ−タ分布測定装置
JPS6053130A (ja) * 1983-08-31 1985-03-26 株式会社東芝 超音波診断装置
JPS6060838A (ja) * 1983-09-13 1985-04-08 富士通株式会社 超音波音場観測装置

Also Published As

Publication number Publication date
EP0136857A2 (en) 1985-04-10
EP0136857B1 (en) 1988-11-17
DE3475224D1 (en) 1988-12-22
EP0136857A3 (en) 1986-04-23
US4691569A (en) 1987-09-08
JPS6060838A (ja) 1985-04-08

Similar Documents

Publication Publication Date Title
US7753847B2 (en) Ultrasound vibrometry
US5903516A (en) Acoustic force generator for detection, imaging and information transmission using the beat signal of multiple intersecting sonic beams
US7785259B2 (en) Detection of motion in vibro-acoustography
Tole Basic physics of ultrasonographic imaging
Jensen Ultrasound imaging and its modeling
EP3729133B1 (en) Methods and instrumentation for estimation of wave propagation and scattering parameters
US9237878B2 (en) Generation and assessment of shear waves in elasticity imaging
US7785260B2 (en) Ultrasonograph
JP3843256B2 (ja) 音波を集束するための方法と非侵襲性デバイス
JP2010012305A (ja) ねじれ波を使用した画像化の方法及び装置
EP2146640A1 (en) Method and device for measuring a mean value of visco-elasticity of a region of interest
JPS60195473A (ja) 超音波測定装置
EP3742976B1 (en) Acoustic field mapping with ultrasonic particle velocity estimator
JPH0246214B2 (en, 2012)
US12245892B2 (en) Method and apparatus for imaging in real time the propagation of a mechanical wave in an acoustically propagative material
JPS61290942A (ja) 超音波組織診断装置
Carlsen Ultrasound physics for the physician a brief review
Silva et al. Stress field forming of sector array transducers for vibro-acoustography
JP2735266B2 (ja) パルスエコー型超音波装置
Olusanya General Principles of Ultrasound
JPH0222660B2 (en, 2012)
JPH0548130B2 (en, 2012)
Breyer et al. Basic principles of ultrasonic imaging
Prasad Ultrasound Scan
Benech et al. P5D-1 Elasticity Estimation by Time-Reversal of Shear Waves