NO791115L - Holografisk akustisk avsoekningsapparat og fremgangsmaate - Google Patents

Holografisk akustisk avsoekningsapparat og fremgangsmaate

Info

Publication number: NO791115L
Authority: NO; Norway
Prior art keywords: volume; holographic; transducers; signals; acoustic
Prior art date: 1978-05-12

Application number

NO791115A

Other languages

English (en)

Norwegian (no)

Inventor

H Dale Collins

Original Assignee

Int Submarine Services

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.)

1978-05-12

Filing date

1979-04-03

Publication date

1979-11-13

1979-04-03 Application filed by Int Submarine Services filed Critical Int Submarine Services

1979-11-13 Publication of NO791115L publication Critical patent/NO791115L/no

Links

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238000003491 array Methods 0.000 claims 1
238000013500 data storage Methods 0.000 claims 1
238000003384 imaging method Methods 0.000 claims 1
239000000463 material Substances 0.000 description 7
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238000003745 diagnosis Methods 0.000 description 1
238000010586 diagram Methods 0.000 description 1
239000013536 elastomeric material Substances 0.000 description 1
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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
- 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
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
- G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
- G01S15/8965—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using acousto-optical or acousto-electronic conversion techniques
- G01S15/897—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using acousto-optical or acousto-electronic conversion techniques using application of holographic techniques
- 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
- G10K11/004—Mounting transducers, e.g. provided with mechanical moving or orienting device

Landscapes

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

NO791115A 1978-05-12 1979-04-03 Holografisk akustisk avsoekningsapparat og fremgangsmaate NO791115L (no)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US05/905,234 US4165647A (en)	1978-05-12	1978-05-12	Scan acoustical holographic apparatus and method

Publications (1)

Publication Number	Publication Date
NO791115L true NO791115L (no)	1979-11-13

Family

ID=25420471

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NO791115A NO791115L (no)	1978-05-12	1979-04-03	Holografisk akustisk avsoekningsapparat og fremgangsmaate

Country Status (4)

Country	Link
US (1)	US4165647A (da)
EP (1)	EP0005593A1 (da)
DK (1)	DK142979A (da)
NO (1)	NO791115L (da)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5670758A (en) *	1979-11-16	1981-06-12	Matsushita Electric Industrial Co Ltd	Ultrasonic diagnosis apparatus
US4387597A (en) *	1980-12-08	1983-06-14	Advanced Technology Laboratories, Inc.	Beamforming apparatus and method for ultrasonic imaging systems
FR2509486A1 (fr) *	1981-07-08	1983-01-14	Centre Nat Rech Scient	Sonde d'echographie ultra-sonore et dispositif d'echographie a balayage sectoriel
FR2530342A1 (fr) *	1982-07-13	1984-01-20	Cogema	Procede et dispositif d'echographie ultrasonore
US4653000A (en) *	1983-09-06	1987-03-24	Kabushiki Kaisha Toshiba	Image signal-processing system based on synthetic aperture technique
US4699009A (en) *	1985-11-05	1987-10-13	Acuson	Dynamically focused linear phased array acoustic imaging system
US10025272B2 (en) *	2013-01-25	2018-07-17	General Electric Company	Ultrasonic holography imaging system and method
US9639056B2 (en) *	2013-09-17	2017-05-02	General Electric Company	Acoustical holography with multi-level square wave excitation signals

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE2017490A1 (de) *	1970-04-11	1971-11-04	Krupp Gmbh	Vorrichtung zur holographischen Darstellung
US3792423A (en) *	1972-05-24	1974-02-12	Atomic Energy Commission	Isometric imaging system
JPS565536B2 (da) *	1973-05-21	1981-02-05
DE2345155B2 (de) *	1973-09-07	1975-09-25	Krautkraemer Gmbh, 5000 Koeln	Gruppenweise umgetastete, aus zellenförmig und/oder hierzu senkrechten, streifenförmig angeordneten einzelnen Schwingerelementen bestehendes Ultraschall-Prüfkopfsystem zur zerstörungsfreien Werkstoffprüfung
US3899767A (en) *	1973-11-15	1975-08-12	Westinghouse Electric Corp	Imaging system
FR2255612A1 (en) *	1973-12-19	1975-07-18	Pourcelot Leandre	Ultrasonic display system for human body organs - sequentially activates two groups of piezoelectric elements
US3950723A (en) *	1974-02-21	1976-04-13	Westinghouse Electric Corporation	Sonar apparatus
FR2292978A1 (fr) *	1974-11-28	1976-06-25	Anvar	Perfectionnements aux dispositifs de sondage par ultra-sons
JPS5540829B2 (da) *	1975-01-13	1980-10-20
US4021771A (en) *	1975-07-07	1977-05-03	Holosonics, Inc.	Scan acoustical holographic imaging apparatus
CA1093674A (en) *	1975-10-13	1981-01-13	George Kossoff	Ultrasonic beam scanning
FR2334953A1 (fr) *	1975-12-11	1977-07-08	Labo Electronique Physique	Systeme d'analyse par ultrasons et son application a l'echographie

1978
- 1978-05-12 US US05/905,234 patent/US4165647A/en not_active Expired - Lifetime
1979
- 1979-04-03 NO NO791115A patent/NO791115L/no unknown
- 1979-04-06 DK DK142979A patent/DK142979A/da unknown
- 1979-04-25 EP EP79300708A patent/EP0005593A1/en not_active Ceased

Also Published As

Publication number	Publication date
EP0005593A1 (en)	1979-11-28
US4165647A (en)	1979-08-28
DK142979A (da)	1979-11-13

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