FR2478929A1 - Circuit de traitement des signaux de reception delivres par une mosaique de transducteurs ultrasonores individuels et appareil d'exploration de milieux par methode ultrasonore equipe d'un tel circuit de traitement - Google Patents
Circuit de traitement des signaux de reception delivres par une mosaique de transducteurs ultrasonores individuels et appareil d'exploration de milieux par methode ultrasonore equipe d'un tel circuit de traitement Download PDFInfo
- Publication number
- FR2478929A1 FR2478929A1 FR8006295A FR8006295A FR2478929A1 FR 2478929 A1 FR2478929 A1 FR 2478929A1 FR 8006295 A FR8006295 A FR 8006295A FR 8006295 A FR8006295 A FR 8006295A FR 2478929 A1 FR2478929 A1 FR 2478929A1
- Authority
- FR
- France
- Prior art keywords
- circuit
- individual
- mosaic
- ultrasonic
- processing
- Prior art date
- Legal status (The legal status 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 status listed.)
- Granted
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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
- H04R17/00—Piezoelectric transducers; Electrostrictive transducers
- H04R17/04—Gramophone pick-ups using a stylus; Recorders using a stylus
- H04R17/08—Gramophone pick-ups using a stylus; Recorders using a stylus signals being recorded or played back by vibration of a stylus in two orthogonal directions simultaneously
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S367/00—Communications, electrical: acoustic wave systems and devices
- Y10S367/90—Sonar time varied gain control systems
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S73/00—Measuring and testing
- Y10S73/90—Automatic gain control
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8006295A FR2478929A1 (fr) | 1980-03-21 | 1980-03-21 | Circuit de traitement des signaux de reception delivres par une mosaique de transducteurs ultrasonores individuels et appareil d'exploration de milieux par methode ultrasonore equipe d'un tel circuit de traitement |
| EP81200283A EP0036688B1 (fr) | 1980-03-21 | 1981-03-13 | Appareil d'exploration de milieux par méthode ultrasonore à mosaique de transducteurs réalisée en un matériau électrostrictif |
| DE8181200283T DE3170578D1 (en) | 1980-03-21 | 1981-03-13 | Device for exploring by the ultrasonic method with a mosaic of transducers produced in an electrostrictive material |
| JP3804281A JPS56148056A (en) | 1980-03-21 | 1981-03-18 | Ultrasonic inspector |
| CA000373285A CA1157140A (en) | 1980-03-21 | 1981-03-18 | Ultrasound examination apparatus comprising a mosaic of transducers of an electrostrictive material |
| ES500469A ES500469A0 (es) | 1980-03-21 | 1981-03-18 | Un aparato para examinar un objeto mediante la emision de senales ultrasonicas y el registro de las senales de eco re- flejadas desde el mismo. |
| AU68508/81A AU539888B2 (en) | 1980-03-21 | 1981-03-18 | Ultrasonic apparatus with transducer array |
| US06/245,822 US4375166A (en) | 1980-03-21 | 1981-03-20 | Ultrasound examination apparatus comprising a mosaic of transducers of an electrostrictive material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR8006295A FR2478929A1 (fr) | 1980-03-21 | 1980-03-21 | Circuit de traitement des signaux de reception delivres par une mosaique de transducteurs ultrasonores individuels et appareil d'exploration de milieux par methode ultrasonore equipe d'un tel circuit de traitement |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2478929A1 true FR2478929A1 (fr) | 1981-09-25 |
| FR2478929B1 FR2478929B1 (enExample) | 1984-10-19 |
Family
ID=9239919
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR8006295A Granted FR2478929A1 (fr) | 1980-03-21 | 1980-03-21 | Circuit de traitement des signaux de reception delivres par une mosaique de transducteurs ultrasonores individuels et appareil d'exploration de milieux par methode ultrasonore equipe d'un tel circuit de traitement |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4375166A (enExample) |
| EP (1) | EP0036688B1 (enExample) |
| JP (1) | JPS56148056A (enExample) |
| AU (1) | AU539888B2 (enExample) |
| CA (1) | CA1157140A (enExample) |
| DE (1) | DE3170578D1 (enExample) |
| ES (1) | ES500469A0 (enExample) |
| FR (1) | FR2478929A1 (enExample) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL8200478A (nl) * | 1982-02-09 | 1983-09-01 | Philips Nv | Ultrasone zender. |
| DE3511768C2 (de) * | 1985-03-30 | 1994-06-09 | Betr Forsch Inst Angew Forsch | Elektromagnetischer Wandler |
| US4881409A (en) * | 1988-06-13 | 1989-11-21 | Westinghouse Electric Corp. | Multi-point wall thickness gage |
| US5213104A (en) * | 1991-10-24 | 1993-05-25 | Reynolds Charles A | Doppler ultrasound monitor system |
| US8333703B2 (en) | 2004-10-15 | 2012-12-18 | Hitachi Medical Corporation | Ultrasonic diagnostic apparatus |
| JP2006122344A (ja) * | 2004-10-28 | 2006-05-18 | Toshiba Corp | 超音波画像診断装置 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3889227A (en) * | 1972-09-22 | 1975-06-10 | Tokyo Shibaura Electric Co | Ultrasonic wave receiving apparatus |
| US4034332A (en) * | 1974-10-15 | 1977-07-05 | Agence Nationale De Valorisation De La Recherche (Anvar) | Ultrasonic transmitting and receiving devices using dielectric transducers |
| FR2405484A1 (fr) * | 1977-10-05 | 1979-05-04 | Labo Electronique Physique | Systeme electronique d'exploration et de focalisation au moyen d'ondes ultrasonores |
| FR2411506A1 (fr) * | 1977-12-07 | 1979-07-06 | Labo Electronique Physique | Systeme electronique pour la compensation automatique de gain d'impulsions d'echos |
| FR2419621A1 (fr) * | 1978-03-09 | 1979-10-05 | Gen Electric | Reseau de transducteurs d'emission-reception et systeme d'imagerie ultrasonore |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2928068A (en) * | 1952-03-25 | 1960-03-08 | Gen Electric | Compressional wave transducer and method of making the same |
| US2956184A (en) * | 1954-11-01 | 1960-10-11 | Honeywell Regulator Co | Transducer |
| NL7217703A (enExample) * | 1972-12-28 | 1974-07-02 | ||
| JPS53142075A (en) * | 1977-05-17 | 1978-12-11 | Tokyo Shibaura Electric Co | Ultrasonic diagnosing device |
-
1980
- 1980-03-21 FR FR8006295A patent/FR2478929A1/fr active Granted
-
1981
- 1981-03-13 EP EP81200283A patent/EP0036688B1/fr not_active Expired
- 1981-03-13 DE DE8181200283T patent/DE3170578D1/de not_active Expired
- 1981-03-18 JP JP3804281A patent/JPS56148056A/ja active Granted
- 1981-03-18 ES ES500469A patent/ES500469A0/es active Granted
- 1981-03-18 AU AU68508/81A patent/AU539888B2/en not_active Ceased
- 1981-03-18 CA CA000373285A patent/CA1157140A/en not_active Expired
- 1981-03-20 US US06/245,822 patent/US4375166A/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3889227A (en) * | 1972-09-22 | 1975-06-10 | Tokyo Shibaura Electric Co | Ultrasonic wave receiving apparatus |
| US4034332A (en) * | 1974-10-15 | 1977-07-05 | Agence Nationale De Valorisation De La Recherche (Anvar) | Ultrasonic transmitting and receiving devices using dielectric transducers |
| FR2405484A1 (fr) * | 1977-10-05 | 1979-05-04 | Labo Electronique Physique | Systeme electronique d'exploration et de focalisation au moyen d'ondes ultrasonores |
| FR2411506A1 (fr) * | 1977-12-07 | 1979-07-06 | Labo Electronique Physique | Systeme electronique pour la compensation automatique de gain d'impulsions d'echos |
| FR2419621A1 (fr) * | 1978-03-09 | 1979-10-05 | Gen Electric | Reseau de transducteurs d'emission-reception et systeme d'imagerie ultrasonore |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS56148056A (en) | 1981-11-17 |
| AU6850881A (en) | 1981-09-24 |
| FR2478929B1 (enExample) | 1984-10-19 |
| EP0036688A1 (fr) | 1981-09-30 |
| JPS6319024B2 (enExample) | 1988-04-21 |
| DE3170578D1 (en) | 1985-06-27 |
| EP0036688B1 (fr) | 1985-05-22 |
| CA1157140A (en) | 1983-11-15 |
| AU539888B2 (en) | 1984-10-18 |
| US4375166A (en) | 1983-03-01 |
| ES8206947A1 (es) | 1982-08-16 |
| ES500469A0 (es) | 1982-08-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2509927A1 (fr) | Element a onde elastique de surface | |
| EP0142178A1 (fr) | Transducteur ultrasonore | |
| FR2709878A1 (fr) | Antenne fil-plaque monopolaire. | |
| FR2488094A1 (fr) | Transducteur ultrasonique | |
| FR2478929A1 (fr) | Circuit de traitement des signaux de reception delivres par une mosaique de transducteurs ultrasonores individuels et appareil d'exploration de milieux par methode ultrasonore equipe d'un tel circuit de traitement | |
| EP0810728B1 (fr) | Filtre audio analogique pour fréquences aigues | |
| FR2473811A1 (fr) | Dispositif a onde acoustique de surface | |
| FR2638287A1 (fr) | Dispositif a onde acoustique de surface | |
| FR2650925A1 (fr) | Dispositif d'elimination de signaux d'interference sur bande etroite | |
| FR2735634A1 (fr) | Dispositif de correction de la caracteristique amplitude/frequence d'un signal ayant transite par un cable et egaliseur frequentiel correspondant | |
| EP0596562B1 (fr) | Dispositif comprenant un circuit pour traiter un signal alternatif | |
| EP0071294B1 (fr) | Démodulateur de fréquence | |
| EP0066511A1 (fr) | Dispositif correcteur d'un signal vidéofréquence de télévision par atténuation dynamique du niveau du bruit, et source d'images de télévision comportant un tel dispositif | |
| FR2622752A1 (fr) | Circuit formant un filtre actif r.c. pour application coupe-bande | |
| EP0465349B1 (fr) | Dispositif de correction de Gamma sur signal vidéo analogique | |
| FR2650441A1 (fr) | Antenne radioelectrique a tres large bande et a faible taux d'onde stationnaire | |
| EP1516201B1 (fr) | Structure d'entre pour echographie a ultrasons | |
| FR2571907A1 (fr) | Dispositif a onde acoustique de surface | |
| FR2665604A1 (fr) | Dispositif a onde acoustique de surface. | |
| EP0625823A1 (fr) | Dispositif semiconducteur hyperfréquences comprenant des moyens de stabilisation | |
| EP0347985A1 (fr) | Circuit actif hyperfréquences du type passe-tout | |
| EP0241383B1 (fr) | Cellule de filtrage passe-bas pour circuit intégré | |
| EP0971476B1 (fr) | Oscillateur présentant deux sorties en quadrature | |
| FR2526951A1 (fr) | Dispositif d'examen par ultrasons pour l'examen non destructif des materiaux | |
| FR2499336A1 (fr) | Radio-recepteur |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |