BE817622A - Procede et dispositif d'exploration d'un reseau de transducteurs - Google Patents

Procede et dispositif d'exploration d'un reseau de transducteurs

Info

Publication number
BE817622A
BE817622A BE146533A BE146533A BE817622A BE 817622 A BE817622 A BE 817622A BE 146533 A BE146533 A BE 146533A BE 146533 A BE146533 A BE 146533A BE 817622 A BE817622 A BE 817622A
Authority
BE
Belgium
Prior art keywords
exploring
transducer network
transducer
network
Prior art date
Application number
BE146533A
Other languages
English (en)
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 BE817622A publication Critical patent/BE817622A/fr

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
    • G10K11/345—Circuits therefor using energy switching from one active element to another
    • 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
    • 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
    • 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
    • G01S3/00—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received
    • G01S3/80—Direction-finders for determining the direction from which infrasonic, sonic, ultrasonic, or electromagnetic waves, or particle emission, not having a directional significance, are being received using ultrasonic, sonic or infrasonic waves
    • G01S3/802—Systems for determining direction or deviation from predetermined direction
    • G01S3/809—Rotating or oscillating beam systems using continuous analysis of received signal for determining direction in the plane of rotation or oscillation or for determining deviation from a predetermined direction in such a plane
BE146533A 1973-07-16 1974-07-12 Procede et dispositif d'exploration d'un reseau de transducteurs BE817622A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US379760A US3875550A (en) 1973-07-16 1973-07-16 Electronically focused acoustic imaging system and method

Publications (1)

Publication Number Publication Date
BE817622A true BE817622A (fr) 1974-11-04

Family

ID=23498568

Family Applications (1)

Application Number Title Priority Date Filing Date
BE146533A BE817622A (fr) 1973-07-16 1974-07-12 Procede et dispositif d'exploration d'un reseau de transducteurs

Country Status (11)

Country Link
US (1) US3875550A (fr)
JP (1) JPS5055211A (fr)
BE (1) BE817622A (fr)
CA (1) CA1008552A (fr)
DE (1) DE2433337A1 (fr)
DK (1) DK379074A (fr)
FR (1) FR2238202A1 (fr)
GB (1) GB1471191A (fr)
IT (1) IT1017187B (fr)
NL (1) NL7409562A (fr)
SE (1) SE7409210L (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2250102B1 (fr) * 1973-10-31 1976-10-01 Thomson Csf
US4399387A (en) * 1977-11-21 1983-08-16 Tdk Electronics Co., Ltd. Ultrasonic wave transducer
US4208916A (en) * 1978-09-13 1980-06-24 Picker Corporation Electronic ultrasonic sector scanning apparatus and method
US4244037A (en) * 1979-05-21 1981-01-06 The United States Of America As Represented By The Secretary Of The Navy Two dimensional imaging using surface wave acoustic devices
FR2493528A1 (fr) * 1980-11-04 1982-05-07 Thomson Csf Systeme de detection multivoies a emission diversifiee
US4604697A (en) * 1983-08-05 1986-08-05 Interspec, Inc. Body imaging using vectorial addition of acoustic reflection to achieve effect of scanning beam continuously focused in range
US4663746A (en) * 1984-08-02 1987-05-05 United Technologies Corporation Self-scanned time multiplexer with delay line
US4819215A (en) * 1986-01-31 1989-04-04 Showa Electric Wire & Cable Co., Ltd. Electric signal transfer element
JP3867057B2 (ja) * 2003-02-20 2007-01-10 三井造船株式会社 音響センサアレイ、音響診断装置及び音響診断方法
JPWO2006095411A1 (ja) * 2005-03-08 2008-08-14 富士通株式会社 光空間通信方法、光送信装置、光受信装置、光空間通信システム
CN106979980B (zh) * 2017-04-28 2020-06-09 武汉理工大学 一种多频谱声学相机及识别方法
US11172829B2 (en) * 2020-04-21 2021-11-16 Endra Life Sciences Inc. Thermoacoustic transducer with integrated switch

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL237700A (fr) * 1958-04-02
US3686572A (en) * 1962-10-30 1972-08-22 Thomson Houston Comp Francaise Pulse-compressor system
US3311870A (en) * 1964-12-30 1967-03-28 Hazeltine Research Inc Solid state proportional commutator
US3774201A (en) * 1970-12-17 1973-11-20 Raytheon Co Time compression signal processor
US3786504A (en) * 1971-03-29 1974-01-15 Raytheon Co Time compression signal processor
US3770949A (en) * 1972-04-21 1973-11-06 Us Navy Acoustic surface wave correlators and convolvers

Also Published As

Publication number Publication date
IT1017187B (it) 1977-07-20
AU7079974A (en) 1976-01-08
CA1008552A (en) 1977-04-12
NL7409562A (nl) 1975-01-20
US3875550A (en) 1975-04-01
GB1471191A (en) 1977-04-21
JPS5055211A (fr) 1975-05-15
DE2433337A1 (de) 1975-04-17
FR2238202A1 (fr) 1975-02-14
SE7409210L (sv) 1975-01-17
DK379074A (fr) 1975-02-24

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