DE69435164D1 - Technik zur Abtastung der Bandbreite zur digitalen Fokussierung in Abbildungssystemen mit Gruppenanordnung - Google Patents

Technik zur Abtastung der Bandbreite zur digitalen Fokussierung in Abbildungssystemen mit Gruppenanordnung

Info

Publication number
DE69435164D1
DE69435164D1 DE69435164T DE69435164T DE69435164D1 DE 69435164 D1 DE69435164 D1 DE 69435164D1 DE 69435164 T DE69435164 T DE 69435164T DE 69435164 T DE69435164 T DE 69435164T DE 69435164 D1 DE69435164 D1 DE 69435164D1
Authority
DE
Germany
Prior art keywords
group
imaging systems
array imaging
scanning technology
digital focusing
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.)
Expired - Lifetime
Application number
DE69435164T
Other languages
English (en)
Inventor
Seong Ho Chang
Song Bai Park
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.)
Samsung Medison Co Ltd
Original Assignee
Medison Co Ltd
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 Medison Co Ltd filed Critical Medison Co Ltd
Application granted granted Critical
Publication of DE69435164D1 publication Critical patent/DE69435164D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G10K11/345—Circuits therefor using energy switching from one active element to another
    • 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
    • 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
    • G01S7/52046—Techniques for image enhancement involving transmitter or receiver

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
DE69435164T 1993-05-24 1994-05-23 Technik zur Abtastung der Bandbreite zur digitalen Fokussierung in Abbildungssystemen mit Gruppenanordnung Expired - Lifetime DE69435164D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930008944A KR950013122B1 (ko) 1993-05-24 1993-05-24 초음파신호의 디지탈집속방법 및 그 장치

Publications (1)

Publication Number Publication Date
DE69435164D1 true DE69435164D1 (de) 2008-12-18

Family

ID=19355905

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69435164T Expired - Lifetime DE69435164D1 (de) 1993-05-24 1994-05-23 Technik zur Abtastung der Bandbreite zur digitalen Fokussierung in Abbildungssystemen mit Gruppenanordnung

Country Status (6)

Country Link
US (1) US5581036A (de)
EP (2) EP0959368B1 (de)
JP (1) JP2728183B2 (de)
KR (1) KR950013122B1 (de)
DE (1) DE69435164D1 (de)
WO (1) WO1994028467A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0736965A1 (de) * 1995-04-04 1996-10-09 Medison Co., Ltd. Verfahren und Gerät zur Signaldemodulation mit mehrfacher Abtastung
US6535610B1 (en) * 1996-02-07 2003-03-18 Morgan Stanley & Co. Incorporated Directional microphone utilizing spaced apart omni-directional microphones
US7580488B2 (en) 2000-11-29 2009-08-25 The Penn State Research Foundation Broadband modulation/demodulation apparatus and a method thereof
US20040167396A1 (en) * 2003-02-25 2004-08-26 The Regents Of The University Of California Quantitative full aperture tomography imaging system and method
WO2004082159A1 (en) * 2003-03-07 2004-09-23 The Penn State Research Foundation A broadband modulation/demodulation apparatus and a method thereof
ES2277473B1 (es) * 2004-01-30 2008-07-16 Consejo Sup. Investig. Cientificas Composicion coherente de señales por correccion focal progresiva.
US20080114246A1 (en) * 2006-11-10 2008-05-15 Penrith Corporation Transducer array imaging system
US8220334B2 (en) * 2006-11-10 2012-07-17 Penrith Corporation Transducer array imaging system
US9295444B2 (en) * 2006-11-10 2016-03-29 Siemens Medical Solutions Usa, Inc. Transducer array imaging system
JP6053339B2 (ja) * 2012-06-06 2016-12-27 キヤノン株式会社 被検体情報取得装置および被検体情報取得方法
US9248221B2 (en) 2014-04-08 2016-02-02 Incuvate, Llc Aspiration monitoring system and method
US10405829B2 (en) 2014-12-01 2019-09-10 Clarius Mobile Health Corp. Ultrasound machine having scalable receive beamformer architecture comprising multiple beamformers with common coefficient generator and related methods
GB2533388B (en) 2014-12-17 2021-01-06 Sezanne Marine Ltd Aspects of a sonar system
CN107889001B (zh) * 2017-09-29 2020-02-18 恒玄科技(上海)股份有限公司 可扩展麦克风阵列及其建立方法

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4241610A (en) * 1979-02-05 1980-12-30 Varian Associates, Inc. Ultrasonic imaging system utilizing dynamic and pseudo-dynamic focusing
US4290127A (en) * 1979-12-03 1981-09-15 Raytheon Company Beamformer with reduced sampling rate
DE3020872A1 (de) * 1980-06-02 1981-12-10 Siemens AG, 1000 Berlin und 8000 München Vorrichtung zur ultraschall-abtastung
US4324258A (en) * 1980-06-24 1982-04-13 Werner Huebscher Ultrasonic doppler flowmeters
US4837578A (en) * 1981-10-29 1989-06-06 California Institute Of Technology Apparatus and method for range detection using the analytic signal identified from the received signal
GB2127992B (en) * 1982-09-28 1986-04-16 Audim Sa Cross-correlator
JPS5994092A (ja) * 1982-11-20 1984-05-30 Toshiba Corp 開口合成法に基づく信号処理装置
US4679176A (en) * 1983-11-24 1987-07-07 Hitachi, Ltd. Ultrasonic receiving apparatus
US4553437A (en) * 1984-01-30 1985-11-19 Imaging Associates Hybrid non-invasive ultrasonic imaging system
DE3428046A1 (de) * 1984-07-30 1986-01-30 Siemens AG, 1000 Berlin und 8000 München Verfahren und vorrichtung zur verzoegerung eines ultraschallsignals
CA1232059A (en) * 1985-03-21 1988-01-26 Donald C. Knudsen Digital delay generator for sonar and radar beam formers
GB2176356A (en) * 1985-06-12 1986-12-17 Philips Electronic Associated Method of, and demodulator for, digitally demodulating an ssb signal
NL8600444A (nl) * 1986-02-21 1987-09-16 Optische Ind De Oude Delft Nv Inrichting voor ultrageluiddetectie.
US5235857A (en) * 1986-05-02 1993-08-17 Forrest Anderson Real time 3D imaging device using filtered ellipsoidal backprojection with extended transmitters
US5005419A (en) * 1988-06-16 1991-04-09 General Electric Company Method and apparatus for coherent imaging system
DE3829370A1 (de) * 1988-08-30 1990-03-01 Kabelmetal Electro Gmbh Doppelerreger fuer spiegelantennen zur erzeugung zweier eng benachbarter strahlungskeulen
DE3830729C2 (de) * 1988-09-09 1998-04-09 Hagenuk Marinekommunikation Gm Verfahren zum Erzeugen eines Einseitenbandsignals und Schaltungsanordnung zur Durchführung des Verfahrens
US4974211A (en) * 1989-03-17 1990-11-27 Hewlett-Packard Company Digital ultrasound system with dynamic focus
US5065763A (en) * 1990-02-21 1991-11-19 Sri International Combined reflection and transmssion untrasonic imaging method and apparatus
US5103427A (en) * 1990-05-22 1992-04-07 The University Of Akron Method and apparatus generating high resolution data and echo identification
JPH0595951A (ja) * 1991-03-08 1993-04-20 Fujitsu Ltd 超音波影像装置
US5235983A (en) * 1991-03-08 1993-08-17 Fujitsu Limited Ultrasonic imaging apparatus
US5197037A (en) * 1991-10-31 1993-03-23 Hewlett-Packard Company Method and apparatus for the simultaneous performance of the beam formation and scan conversion in a phased array system

Also Published As

Publication number Publication date
JPH07509786A (ja) 1995-10-26
EP0959368A1 (de) 1999-11-24
KR950013122B1 (ko) 1995-10-25
EP0657034A1 (de) 1995-06-14
JP2728183B2 (ja) 1998-03-18
WO1994028467A1 (en) 1994-12-08
EP0959368B1 (de) 2008-11-05
US5581036A (en) 1996-12-03

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