ES500469A0 - 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. - Google Patents

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.

Info

Publication number
ES500469A0
ES500469A0 ES500469A ES500469A ES500469A0 ES 500469 A0 ES500469 A0 ES 500469A0 ES 500469 A ES500469 A ES 500469A ES 500469 A ES500469 A ES 500469A ES 500469 A0 ES500469 A0 ES 500469A0
Authority
ES
Spain
Prior art keywords
examining
reflected therefrom
emitting ultrasonic
recording echo
echo signals
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
Application number
ES500469A
Other languages
English (en)
Other versions
ES8206947A1 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of ES500469A0 publication Critical patent/ES500469A0/es
Publication of ES8206947A1 publication Critical patent/ES8206947A1/es
Expired legal-status Critical Current

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; DEAF-AID SETS; 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)
ES500469A 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. Expired ES8206947A1 (es)

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
ES500469A0 true ES500469A0 (es) 1982-08-16
ES8206947A1 ES8206947A1 (es) 1982-08-16

Family

ID=9239919

Family Applications (1)

Application Number Title Priority Date Filing Date
ES500469A Expired ES8206947A1 (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.

Country Status (8)

Country Link
US (1) US4375166A (es)
EP (1) EP0036688B1 (es)
JP (1) JPS56148056A (es)
AU (1) AU539888B2 (es)
CA (1) CA1157140A (es)
DE (1) DE3170578D1 (es)
ES (1) ES8206947A1 (es)
FR (1) FR2478929A1 (es)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
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
EP1803401B1 (en) * 2004-10-15 2013-05-15 Hitachi Medical Corporation Ultrasonographic device
JP2006122344A (ja) * 2004-10-28 2006-05-18 Toshiba Corp 超音波画像診断装置

Family Cites Families (9)

* Cited by examiner, † Cited by third party
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
US3889227A (en) * 1972-09-22 1975-06-10 Tokyo Shibaura Electric Co Ultrasonic wave receiving apparatus
NL7217703A (es) * 1972-12-28 1974-07-02
US4034332A (en) * 1974-10-15 1977-07-05 Agence Nationale De Valorisation De La Recherche (Anvar) Ultrasonic transmitting and receiving devices using dielectric transducers
JPS53142075A (en) * 1977-05-17 1978-12-11 Tokyo Shibaura Electric Co Ultrasonic diagnosing device
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
US4180792A (en) * 1978-03-09 1979-12-25 General Electric Company Transmit-receive transducer array and ultrasonic imaging system

Also Published As

Publication number Publication date
JPS6319024B2 (es) 1988-04-21
CA1157140A (en) 1983-11-15
DE3170578D1 (en) 1985-06-27
AU6850881A (en) 1981-09-24
FR2478929B1 (es) 1984-10-19
JPS56148056A (en) 1981-11-17
EP0036688A1 (fr) 1981-09-30
ES8206947A1 (es) 1982-08-16
FR2478929A1 (fr) 1981-09-25
US4375166A (en) 1983-03-01
AU539888B2 (en) 1984-10-18
EP0036688B1 (fr) 1985-05-22

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