NO976115L - FremgangsmÕte og apparat for ultralydstrÕleforming ved hjelp av dynamisk varierbare tidsforsinkelser - Google Patents

FremgangsmÕte og apparat for ultralydstrÕleforming ved hjelp av dynamisk varierbare tidsforsinkelser

Info

Publication number
NO976115L
NO976115L NO976115A NO976115A NO976115L NO 976115 L NO976115 L NO 976115L NO 976115 A NO976115 A NO 976115A NO 976115 A NO976115 A NO 976115A NO 976115 L NO976115 L NO 976115L
Authority
NO
Norway
Prior art keywords
group
channel
dynamically
receiver
transducer
Prior art date
Application number
NO976115A
Other languages
English (en)
Norwegian (no)
Other versions
NO976115D0 (no
Inventor
Steven C Miller
Gregory A Lillegard
Daniel C Milon
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of NO976115D0 publication Critical patent/NO976115D0/no
Publication of NO976115L publication Critical patent/NO976115L/no

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
    • G01S7/523—Details of pulse systems
    • G01S7/526—Receivers
    • 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
    • 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
    • G01S7/52034—Data rate converters
    • 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)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Ultra Sonic Daignosis Equipment (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Transducers For Ultrasonic Waves (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
NO976115A 1996-12-30 1997-12-29 FremgangsmÕte og apparat for ultralydstrÕleforming ved hjelp av dynamisk varierbare tidsforsinkelser NO976115L (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/774,667 US5844139A (en) 1996-12-30 1996-12-30 Method and apparatus for providing dynamically variable time delays for ultrasound beamformer

Publications (2)

Publication Number Publication Date
NO976115D0 NO976115D0 (no) 1997-12-29
NO976115L true NO976115L (no) 1998-07-01

Family

ID=25101897

Family Applications (1)

Application Number Title Priority Date Filing Date
NO976115A NO976115L (no) 1996-12-30 1997-12-29 FremgangsmÕte og apparat for ultralydstrÕleforming ved hjelp av dynamisk varierbare tidsforsinkelser

Country Status (8)

Country Link
US (1) US5844139A (it)
JP (1) JP4039643B2 (it)
KR (1) KR19980064032A (it)
CN (1) CN1184474C (it)
DE (1) DE19756024A1 (it)
IL (1) IL122693A (it)
IT (1) IT1296867B1 (it)
NO (1) NO976115L (it)

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US9314223B2 (en) * 2007-10-23 2016-04-19 Shenzhen Mindray Bio-Medical Electronics Co., Ltd. Multi-stage digital ultrasound beamformer
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US8248885B2 (en) * 2009-07-15 2012-08-21 National Semiconductor Corporation Sub-beam forming receiver circuitry for ultrasound system
US8523774B2 (en) * 2009-09-04 2013-09-03 University Of Southern California Fresnel-based beamforming for ultrasonic arrays
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CN104199014B (zh) * 2014-09-05 2016-06-29 哈尔滨工程大学 一种基于编码信号的同时多焦点浅水多波束发射聚焦系统
CN104181540B (zh) * 2014-09-05 2017-02-22 哈尔滨工程大学 一种基于编码信号的同时多焦点浅水多波束接收动态聚焦系统
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CN104407061B (zh) * 2014-12-31 2018-02-06 南通友联数码技术开发有限公司 一种超声信号整数与小数精确延时系统及其方法
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Also Published As

Publication number Publication date
IL122693A (en) 2000-10-31
CN1184474C (zh) 2005-01-12
NO976115D0 (no) 1997-12-29
CN1191970A (zh) 1998-09-02
US5844139A (en) 1998-12-01
ITMI972773A1 (it) 1999-06-16
DE19756024A1 (de) 1998-07-02
IT1296867B1 (it) 1999-08-02
JP4039643B2 (ja) 2008-01-30
IL122693A0 (en) 1998-08-16
KR19980064032A (ko) 1998-10-07
JPH10293170A (ja) 1998-11-04

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