FI793917A - Reglerbart och valbart foerdroejningssystem - Google Patents
Reglerbart och valbart foerdroejningssystemInfo
- 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
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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radiology & Medical Imaging (AREA)
- Animal Behavior & Ethology (AREA)
- Pathology (AREA)
- Biophysics (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Automation & Control Theory (AREA)
- Multimedia (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/000,430 US4223560A (en) | 1979-01-02 | 1979-01-02 | Variable delay system |
US06/000,429 US4257271A (en) | 1979-01-02 | 1979-01-02 | Selectable 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 (fi) | 1980-07-03 |
Family
ID=32965857
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FI793917A FI793917A (fi) | 1979-01-02 | 1979-12-14 | Reglerbart och valbart foerdroejningssystem |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0013029A1 (fr) |
AU (2) | AU532956B2 (fr) |
CA (1) | CA1137211A (fr) |
DK (1) | DK545879A (fr) |
FI (1) | FI793917A (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL8006718A (nl) * | 1980-12-11 | 1982-07-01 | Philips Nv | Inrichting voor het vormen van een afbeelding met behulp van ultrazone bundels. |
US4550607A (en) * | 1984-05-07 | 1985-11-05 | Acuson | Phased array acoustic imaging system |
Family Cites Families (5)
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 (fi) * | 1978-03-27 | 1983-04-11 | New York Inst Techn | Undersoekningsmodul till en ultraljudsavbildningsanordning |
-
1979
- 1979-12-03 AU AU53391/79A patent/AU532956B2/en not_active Ceased
- 1979-12-14 FI FI793917A patent/FI793917A/fi not_active Application Discontinuation
- 1979-12-20 DK DK545879A patent/DK545879A/da not_active Application Discontinuation
- 1979-12-27 EP EP79105389A patent/EP0013029A1/fr not_active Ceased
- 1979-12-31 CA CA000342835A patent/CA1137211A/fr not_active Expired
-
1983
- 1983-12-02 AU AU21944/83A patent/AU2194483A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
AU5339179A (en) | 1980-07-10 |
DK545879A (da) | 1980-07-03 |
AU2194483A (en) | 1984-04-05 |
AU532956B2 (en) | 1983-10-20 |
EP0013029A1 (fr) | 1980-07-09 |
CA1137211A (fr) | 1982-12-07 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FD | Application lapsed |
Owner name: NEW YORK INSTITUTE OF TECHNOLOGY |