BE891559A - Inrichting voor onderzoek met behulp van ultrasone golven - Google Patents
Inrichting voor onderzoek met behulp van ultrasone golvenInfo
- Publication number
- BE891559A BE891559A BE0/206898A BE206893A BE891559A BE 891559 A BE891559 A BE 891559A BE 0/206898 A BE0/206898 A BE 0/206898A BE 206893 A BE206893 A BE 206893A BE 891559 A BE891559 A BE 891559A
- Authority
- BE
- Belgium
- Prior art keywords
- golven
- ultrasone
- onderzoek
- met
- van
- Prior art date
Links
Classifications
-
- 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
- G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
- G01N29/38—Detecting the response signal, e.g. electronic circuits specially adapted therefor by time filtering, e.g. using time gates
-
- 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
- G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
-
- 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
- G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
-
- 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
- G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
- G01N29/4463—Signal correction, e.g. distance amplitude correction [DAC], distance gain size [DGS], noise filtering
-
- 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
- G01S7/52025—Details of receivers for pulse systems
- G01S7/52026—Extracting wanted echo signals
-
- 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
- G01N2291/04—Wave modes and trajectories
- G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
Landscapes
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8027202A FR2496919A1 (fr) | 1980-12-22 | 1980-12-22 | Appareil d'examen de milieux par methode ultrasonore |
Publications (1)
Publication Number | Publication Date |
---|---|
BE891559A true BE891559A (fr) | 1982-06-21 |
Family
ID=9249351
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE0/206898A BE891559A (fr) | 1980-12-22 | 1981-12-21 | Inrichting voor onderzoek met behulp van ultrasone golven |
Country Status (11)
Country | Link |
---|---|
US (1) | US4446739A (fr) |
JP (1) | JPS57132056A (fr) |
AU (1) | AU546958B2 (fr) |
BE (1) | BE891559A (fr) |
BR (1) | BR8108285A (fr) |
CA (1) | CA1178707A (fr) |
DE (1) | DE3149317A1 (fr) |
ES (1) | ES8301365A1 (fr) |
FR (1) | FR2496919A1 (fr) |
GB (1) | GB2091877B (fr) |
IL (1) | IL64585A (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4582677A (en) * | 1980-09-22 | 1986-04-15 | Kabushiki Kaisha Kobe Seiko Sho | Method for producing honeycomb-shaped metal moldings |
US5957851A (en) * | 1996-06-10 | 1999-09-28 | Acuson Corporation | Extended bandwidth ultrasonic transducer |
DE19735101A1 (de) | 1997-08-13 | 1999-02-18 | Krautkraemer Gmbh | Prüfkopf für die Ultraschallprüfung nach dem Impuls-Echo-Verfahren |
US6416478B1 (en) | 1998-05-05 | 2002-07-09 | Acuson Corporation | Extended bandwidth ultrasonic transducer and method |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB715143A (en) * | 1951-12-13 | 1954-09-08 | Kelvin & Hughes Ltd | Improvements in and relating to the non-destructive testing of solid bodies using mechanical vibrations |
US3889166A (en) * | 1974-01-15 | 1975-06-10 | Quintron Inc | Automatic frequency control for a sandwich transducer using voltage feedback |
FR2288367A1 (fr) * | 1974-10-17 | 1976-05-14 | Oki Electric Ind Co Ltd | Generateur d'onde ultra-sonore |
JPS535661A (en) * | 1976-07-03 | 1978-01-19 | Nippon Soken | Ultrasonic transmitting*receiving device |
US4096756A (en) * | 1977-07-05 | 1978-06-27 | Rca Corporation | Variable acoustic wave energy transfer-characteristic control device |
DE2914031C2 (de) * | 1979-04-06 | 1981-01-15 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Ultraschallwandler |
NL7904924A (nl) * | 1979-06-25 | 1980-12-30 | Philips Nv | Akoestische transducent. |
FR2460489A1 (fr) * | 1979-07-04 | 1981-01-23 | Labo Electronique Physique | Circuit de traitement des signaux de reception d'une mosaique de transducteur ultra-sonore utilisee en echographie de type b |
-
1980
- 1980-12-22 FR FR8027202A patent/FR2496919A1/fr active Granted
-
1981
- 1981-12-12 DE DE19813149317 patent/DE3149317A1/de active Granted
- 1981-12-17 CA CA000392577A patent/CA1178707A/fr not_active Expired
- 1981-12-18 AU AU78646/81A patent/AU546958B2/en not_active Ceased
- 1981-12-18 IL IL64585A patent/IL64585A/xx unknown
- 1981-12-18 ES ES508116A patent/ES8301365A1/es not_active Expired
- 1981-12-18 GB GB8138176A patent/GB2091877B/en not_active Expired
- 1981-12-21 BE BE0/206898A patent/BE891559A/fr not_active IP Right Cessation
- 1981-12-21 US US06/332,994 patent/US4446739A/en not_active Expired - Lifetime
- 1981-12-21 BR BR8108285A patent/BR8108285A/pt unknown
- 1981-12-22 JP JP56207959A patent/JPS57132056A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
AU7864681A (en) | 1982-07-01 |
ES508116A0 (es) | 1982-11-16 |
ES8301365A1 (es) | 1982-11-16 |
JPS57132056A (en) | 1982-08-16 |
DE3149317C2 (fr) | 1990-08-02 |
CA1178707A (fr) | 1984-11-27 |
IL64585A0 (en) | 1982-03-31 |
BR8108285A (pt) | 1982-10-05 |
FR2496919B1 (fr) | 1984-10-19 |
JPH0239741B2 (fr) | 1990-09-06 |
IL64585A (en) | 1985-09-29 |
AU546958B2 (en) | 1985-09-26 |
GB2091877A (en) | 1982-08-04 |
GB2091877B (en) | 1984-07-18 |
US4446739A (en) | 1984-05-08 |
DE3149317A1 (de) | 1982-07-22 |
FR2496919A1 (fr) | 1982-06-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: N.V. PHILIPS GLOEILAMPENFABRIEKEN Effective date: 19881231 |