FI793917A - REGLERBART OCH VALBART FOERDROEJNINGSSYSTEM - Google Patents

REGLERBART OCH VALBART FOERDROEJNINGSSYSTEM

Info

Publication number
FI793917A
FI793917A FI793917A FI793917A FI793917A FI 793917 A FI793917 A FI 793917A FI 793917 A FI793917 A FI 793917A FI 793917 A FI793917 A FI 793917A FI 793917 A FI793917 A FI 793917A
Authority
FI
Finland
Prior art keywords
valbart
reglerbart
foerdroejningssystem
och
valbart foerdroejningssystem
Prior art date
Application number
FI793917A
Other languages
Finnish (fi)
Inventor
William E Glenn
Original Assignee
New York Inst Techn
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
Priority claimed from US06/000,429 external-priority patent/US4257271A/en
Priority claimed from US06/000,430 external-priority patent/US4223560A/en
Application filed by New York Inst Techn filed Critical New York Inst Techn
Publication of FI793917A publication Critical patent/FI793917A/en

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
    • G10K11/346—Circuits therefor using phase variation
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
    • G01C21/26—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00 specially adapted for navigation in a road network
    • 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
    • G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
    • G01S15/8915—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array
    • G01S15/8922—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration using a transducer array the array being concentric or annular
    • 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
    • G01S15/8909—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration
    • G01S15/8931—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques using a static transducer configuration co-operating with moving reflectors
FI793917A 1979-01-02 1979-12-14 REGLERBART OCH VALBART FOERDROEJNINGSSYSTEM FI793917A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US06/000,429 US4257271A (en) 1979-01-02 1979-01-02 Selectable delay system
US06/000,430 US4223560A (en) 1979-01-02 1979-01-02 Variable delay system
AU21944/83A AU2194483A (en) 1979-01-02 1983-12-02 Variable and selectable delay system

Publications (1)

Publication Number Publication Date
FI793917A true FI793917A (en) 1980-07-03

Family

ID=32965857

Family Applications (1)

Application Number Title Priority Date Filing Date
FI793917A FI793917A (en) 1979-01-02 1979-12-14 REGLERBART OCH VALBART FOERDROEJNINGSSYSTEM

Country Status (5)

Country Link
EP (1) EP0013029A1 (en)
AU (2) AU532956B2 (en)
CA (1) CA1137211A (en)
DK (1) DK545879A (en)
FI (1) FI793917A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8006718A (en) * 1980-12-11 1982-07-01 Philips Nv DEVICE FOR FORMING AN IMAGE USING ULTRAZONE BUNDLES.
US4550607A (en) * 1984-05-07 1985-11-05 Acuson Phased array acoustic imaging system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2406340A (en) * 1939-10-12 1946-08-27 Submarine Signal Co Electric compensator
US4005382A (en) * 1975-08-07 1977-01-25 Varian Associates Signal processor for ultrasonic imaging
US4084582A (en) * 1976-03-11 1978-04-18 New York Institute Of Technology Ultrasonic imaging system
US4116229A (en) * 1976-08-30 1978-09-26 Hewlett-Packard Company Acoustic imaging apparatus
FI62950C (en) * 1978-03-27 1983-04-11 New York Inst Techn UNDERSOEKNINGSMODUL TILL EN ULTRALJUDSAVBILDNINGSANORDNING

Also Published As

Publication number Publication date
AU2194483A (en) 1984-04-05
CA1137211A (en) 1982-12-07
AU532956B2 (en) 1983-10-20
DK545879A (en) 1980-07-03
EP0013029A1 (en) 1980-07-09
AU5339179A (en) 1980-07-10

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Legal Events

Date Code Title Description
FD Application lapsed

Owner name: NEW YORK INSTITUTE OF TECHNOLOGY