KR20090053489A - 초음파 시스템 - Google Patents
초음파 시스템 Download PDFInfo
- Publication number
- KR20090053489A KR20090053489A KR1020070120354A KR20070120354A KR20090053489A KR 20090053489 A KR20090053489 A KR 20090053489A KR 1020070120354 A KR1020070120354 A KR 1020070120354A KR 20070120354 A KR20070120354 A KR 20070120354A KR 20090053489 A KR20090053489 A KR 20090053489A
- Authority
- KR
- South Korea
- Prior art keywords
- pulse signal
- transmission pulse
- weight
- ultrasound
- value
- 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.)
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Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
-
- 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
-
- 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
- G01S7/52019—Details of transmitters
- G01S7/5202—Details of transmitters 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
- G01S7/52046—Techniques for image enhancement involving transmitter or receiver
- G01S7/52047—Techniques for image enhancement involving transmitter or receiver for elimination of side lobes or of grating lobes; for increasing resolving power
-
- 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
- G01S7/52077—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 with means for elimination of unwanted signals, e.g. noise or interference
-
- 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
- G01S7/52085—Details related to the ultrasound signal acquisition, e.g. scan sequences
- G01S7/52095—Details related to the ultrasound signal acquisition, e.g. scan sequences using multiline receive beamforming
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Computer Networks & Wireless Communication (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Biophysics (AREA)
- Radiology & Medical Imaging (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
Abstract
Description
Claims (7)
- 멀티빔(multi-beam) 수신 집속을 수행하는 초음파 시스템으로서,싱크 함수를 송신 아포디제이션(transmit apodization) 함수로서 사용하여 송신 펄스 신호를 형성하도록 작동되는 송신부;상기 송신 펄스 신호에 기초하여 초음파 신호를 형성하고, 상기 초음파 신호로 이루어진 초음파 빔을 다수 스캔라인에서 사전 설정된 스캔라인을 따라 대상체에 송신하고, 상기 대상체로부터 반사되는 초음파 빔을 수신하는 다수의 변환소자를 포함하는 프로브; 및상기 수신된 초음파 빔에 기초하여 상기 다수 스캔라인 각각에 해당하는 수신신호를 형성하도록 작동되는 수신부를 포함하는 초음파 시스템.
- 제1항에 있어서, 상기 송신부는 상기 다수의 변환소자 각각의 위치에 대응하는 상기 싱크 함수의 값에 기초하여 위상과 폭(width)을 조절하기 위한 가중치가 가해진 상기 송신 펄스 신호를 형성하도록 작동되는 초음파 시스템.
- 제2항에 있어서, 상기 가중치는상기 싱크 함수의 값이 마이너스에 해당하는 변환소자의 송신 펄스 신호에 대해 상기 위상을 180도 변환시키기 위한 제1 가중치; 및상기 다수의 변환소자 각각에 대응하는 상기 싱크 함수의 절대값에 따라 상기 송신 펄스 신호의 폭을 조절하기 위한 제2 가중치를 포함하는 초음파 시스템.
- 제1항에 있어서, 상기 송신부는 상기 다수의 변환소자 각각의 위치에 대응하는 상기 싱크 함수의 값에 기초하여 위상과 진폭(amplitude)을 조절하기 위한 가중치가 가해진 상기 송신 펄스 신호를 형성하도록 작동되는 초음파 시스템.
- 제4항에 있어서, 상기 가중치는상기 싱크 함수의 값이 마이너스에 해당하는 변환소자의 송신 펄스 신호에 대해 상기 위상을 180도 변환시키기 위한 제3 가중치; 및상기 다수의 변환소자 각각에 대응하는 상기 싱크 함수의 절대값에 따라 상기 송신 펄스 신호의 진폭을 조절하기 위한 제4 가중치를 포함하는 초음파 시스템.
- 제1항에 있어서, 상기 송신부는 상기 다수의 변환소자 각각의 위치에 대응하는 상기 싱크 함수의 값에 기초하여 위상, 폭(width) 및 진폭(amplitude)을 조절하기 위한 가중치가 가해진 상기 송신 펄스 신호를 형성하도록 작동되는 초음파 시스템.
- 제6항에 있어서, 상기 가중치는상기 싱크 함수의 값이 마이너스에 해당하는 변환소자의 송신 펄스 신호에 대해 상기 위상을 180도 변환시키기 위한 제5 가중치;상기 다수의 변환소자 각각에 대응하는 상기 싱크 함수의 절대값에 따라 상기 송신 펄스 신호의 폭을 조절하기 위한 제6 가중치; 및상기 다수의 변환소자 각각에 대응하는 상기 싱크 함수의 절대값에 따라 상기 송신 펄스 신호의 진폭을 조절하기 위한 제6 가중치를 포함하는 초음파 시스템.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020070120354A KR101055577B1 (ko) | 2007-11-23 | 2007-11-23 | 초음파 시스템 |
| EP08020281.5A EP2063289A3 (en) | 2007-11-23 | 2008-11-21 | Transmit apodization using a sinc function in an ultrasound system |
| JP2008297839A JP5350759B2 (ja) | 2007-11-23 | 2008-11-21 | 超音波システム |
| US12/277,205 US8037767B2 (en) | 2007-11-23 | 2008-11-24 | Transmit apodization using a sinc function in an ultrasound system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020070120354A KR101055577B1 (ko) | 2007-11-23 | 2007-11-23 | 초음파 시스템 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20090053489A true KR20090053489A (ko) | 2009-05-27 |
| KR101055577B1 KR101055577B1 (ko) | 2011-08-23 |
Family
ID=40377815
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020070120354A Expired - Fee Related KR101055577B1 (ko) | 2007-11-23 | 2007-11-23 | 초음파 시스템 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US8037767B2 (ko) |
| EP (1) | EP2063289A3 (ko) |
| JP (1) | JP5350759B2 (ko) |
| KR (1) | KR101055577B1 (ko) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI490691B (zh) * | 2008-08-29 | 2015-07-01 | Mstar Semiconductor Inc | 晶片測試裝置及其測試方法 |
| US8545406B2 (en) * | 2010-12-06 | 2013-10-01 | Texas Instruments Incorporated | Dynamic aperture control and normalization for apodization in beamforming |
| GB201222882D0 (en) | 2012-12-19 | 2013-01-30 | Univ Leeds | Ultrasound generation |
| US11523802B2 (en) * | 2018-12-16 | 2022-12-13 | Koninklijke Philips N.V. | Grating lobe artefact minimization for ultrasound images and associated devices, systems, and methods |
| EP3751558B1 (en) * | 2019-06-12 | 2022-12-28 | Esaote S.p.A. | Method for generating ultrasound transmission waves and ultrasound system for carrying out the method |
| WO2021128010A1 (zh) * | 2019-12-24 | 2021-07-01 | 深圳迈瑞生物医疗电子股份有限公司 | 超声成像方法及系统 |
| EP4230145B1 (en) | 2020-11-18 | 2025-12-17 | Wuhan United Imaging Healthcare Co., Ltd. | Ultrasonic imaging method, system and storage medium |
| CN114390399B (zh) * | 2022-01-12 | 2024-06-07 | 江苏科技大学 | 一种空间低频声场重构方法和重构系统 |
| JP2024160610A (ja) * | 2023-05-01 | 2024-11-14 | 富士フイルム株式会社 | 超音波診断装置及び送信ビーム形成方法 |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0636800B2 (ja) * | 1985-04-23 | 1994-05-18 | 株式会社東芝 | 超音波診断装置 |
| US4644795A (en) * | 1985-07-29 | 1987-02-24 | Advanced Technology Laboratories, Inc. | High resolution multiline ultrasonic beamformer |
| JPH03155843A (ja) * | 1989-11-15 | 1991-07-03 | Toshiba Corp | 超音波診断装置 |
| JPH04300530A (ja) * | 1991-03-29 | 1992-10-23 | Shimadzu Corp | 超音波診断装置 |
| US5235982A (en) * | 1991-09-30 | 1993-08-17 | General Electric Company | Dynamic transmit focusing of a steered ultrasonic beam |
| JPH0657213B2 (ja) * | 1992-03-18 | 1994-08-03 | ジーイー横河メディカルシステム株式会社 | 超音波診断装置 |
| JPH078492A (ja) * | 1993-06-28 | 1995-01-13 | Toshiba Corp | 超音波診断装置 |
| US5685308A (en) * | 1994-08-05 | 1997-11-11 | Acuson Corporation | Method and apparatus for receive beamformer system |
| KR20000053193A (ko) * | 1996-11-11 | 2000-08-25 | 지와인 데이비스 리차드 | 수상 선박용 워터 제트 추진장치 |
| US6193659B1 (en) * | 1997-07-15 | 2001-02-27 | Acuson Corporation | Medical ultrasonic diagnostic imaging method and apparatus |
| US6695783B2 (en) * | 2000-12-22 | 2004-02-24 | Koninklijke Philips Electronics N.V. | Multiline ultrasound beamformers |
| ATE438109T1 (de) * | 2001-10-02 | 2009-08-15 | B K Medical As | Verfahren und vorrichtung zur geschwindigkeitsschätzung bei synthetischer aperturabbildung |
| US6618206B2 (en) * | 2001-10-20 | 2003-09-09 | Zonare Medical Systems, Inc. | System and method for acoustic imaging at two focal lengths with a single lens |
| JP3987388B2 (ja) * | 2002-07-05 | 2007-10-10 | 松下電器産業株式会社 | 超音波診断装置 |
| US7022074B2 (en) * | 2003-06-12 | 2006-04-04 | Ge Medical Systems Global Technology Company, Llc | Method and apparatus for generating a multi-level ultrasound pulse |
| US7889787B2 (en) | 2003-08-04 | 2011-02-15 | Supertex, Inc. | Ultrasound transmit beamformer integrated circuit and method |
| EP1660908A1 (en) * | 2003-08-26 | 2006-05-31 | Koninklijke Philips Electronics N.V. | System and method for ultrasound pulse shaping and output power adjustment using multiple drive pulses |
| US6937176B2 (en) | 2003-09-30 | 2005-08-30 | Koninklijke Philips Electronics, N.V. | Ultrasonic signal acquisition in the digital beamformer |
| US9310475B2 (en) | 2003-11-21 | 2016-04-12 | General Electric Company | Method and apparatus for transmitting multiple beams |
| DE10361464A1 (de) * | 2003-12-23 | 2005-07-28 | Endress + Hauser Flowtec Ag, Reinach | Vorrichtung zur Bestimmung und/oder Überwachung des Volumen- und/oder Massendurchflusses eines Messmediums |
| JP5016782B2 (ja) * | 2004-06-08 | 2012-09-05 | 株式会社東芝 | 超音波診断装置 |
| JP2006254984A (ja) * | 2005-03-15 | 2006-09-28 | Matsushita Electric Ind Co Ltd | 超音波ドプラ血流計 |
| US7874988B2 (en) * | 2005-08-09 | 2011-01-25 | Kabushiki Kaisha Toshiba | Ultrasonic diagnostic apparatus and ultrasonic transmission method |
| WO2008010366A1 (en) * | 2006-07-18 | 2008-01-24 | Hitachi, Ltd. | Ultrasonographic device |
| US8254654B2 (en) * | 2007-10-31 | 2012-08-28 | University Of Southern California | Sidelobe suppression in ultrasound imaging using dual apodization with cross-correlation |
-
2007
- 2007-11-23 KR KR1020070120354A patent/KR101055577B1/ko not_active Expired - Fee Related
-
2008
- 2008-11-21 EP EP08020281.5A patent/EP2063289A3/en not_active Withdrawn
- 2008-11-21 JP JP2008297839A patent/JP5350759B2/ja not_active Expired - Fee Related
- 2008-11-24 US US12/277,205 patent/US8037767B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP5350759B2 (ja) | 2013-11-27 |
| JP2009125593A (ja) | 2009-06-11 |
| US20090137903A1 (en) | 2009-05-28 |
| US8037767B2 (en) | 2011-10-18 |
| EP2063289A2 (en) | 2009-05-27 |
| KR101055577B1 (ko) | 2011-08-23 |
| EP2063289A3 (en) | 2013-05-01 |
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