JP3867068B2 - デジタル受信集束装置 - Google Patents
デジタル受信集束装置 Download PDFInfo
- Publication number
- JP3867068B2 JP3867068B2 JP2003278051A JP2003278051A JP3867068B2 JP 3867068 B2 JP3867068 B2 JP 3867068B2 JP 2003278051 A JP2003278051 A JP 2003278051A JP 2003278051 A JP2003278051 A JP 2003278051A JP 3867068 B2 JP3867068 B2 JP 3867068B2
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- JP
- Japan
- Prior art keywords
- digital
- receiving
- channel
- focusing
- focusing apparatus
- 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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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B8/00—Diagnosis using ultrasonic, sonic or infrasonic waves
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- 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
-
- 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
-
- 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
- G01S7/52079—Constructional features
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- 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)
- Biomedical Technology (AREA)
- Animal Behavior & Ethology (AREA)
- Pathology (AREA)
- Radiology & Medical Imaging (AREA)
- Biophysics (AREA)
- Heart & Thoracic Surgery (AREA)
- Medical Informatics (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (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)
Description
22a〜22d アナログマルチプレクサ
23a〜23d ADC
Claims (5)
- 超音波撮像システムに用いるためのデジタル受信集束装置において、
多数のチャネルモジュールと、
前記多数のチャネルモジュールからの出力信号を処理して受信集束ビームを形成する受信集束ビーム形成手段とを含み、
前記多数のチャネルモジュールの各々は、少なくとも二つ以上のチャネルからの超音波信号を受信して多重化する多重化手段と、該多重化した超音波信号をデジタル信号に変換し、該デジタル信号を処理・補償する信号処理/補償手段とを備えるデジタル受信集束装置。 - 前記多重化手段が、アナログマルチプレクサである請求項1記載のデジタル受信集束装置。
- 前記信号処理・補償手段が、前記少なくとも二つ以上のチャネルに対するデジタル信号をフィルターリングし、前記デジタル信号に対して異なる遅延量を与えることによって、前記多重化手段から供給されるデジタル信号を補償する請求項1記載のデジタル受信集束装置。
- 前記多重化手段、前記多数のチャネルモジュール及び前記受信集束ビーム形成手段が、エーシック(ASIC)で具現される請求項1記載のデジタル受信集束装置。
- 前記信号処理/補償手段が、前記少なくとも二つ以上のチャネルに対するアナログ信号を処理して多重チャネル多重ビームモードで動作するために、並列構造で形成された少なくとも二つ以上の遅延素子を備える請求項2記載のデジタル受信集束装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2002-0043133A KR100490565B1 (ko) | 2002-07-23 | 2002-07-23 | 아날로그 멀티플렉서를 이용한 디지털 수신 집속 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2004049926A JP2004049926A (ja) | 2004-02-19 |
JP3867068B2 true JP3867068B2 (ja) | 2007-01-10 |
Family
ID=30768158
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003278051A Expired - Fee Related JP3867068B2 (ja) | 2002-07-23 | 2003-07-23 | デジタル受信集束装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US7993270B2 (ja) |
JP (1) | JP3867068B2 (ja) |
KR (1) | KR100490565B1 (ja) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2006088800A2 (en) * | 2005-02-14 | 2006-08-24 | Bartz James C | Methods and apparatus for beamforming applications |
JP5145783B2 (ja) * | 2007-06-15 | 2013-02-20 | Jfeスチール株式会社 | 超音波による断面検査方法及び装置 |
KR101028355B1 (ko) | 2007-10-25 | 2011-06-14 | 주식회사 메디슨 | 초음파 진단 장치 및 스캔라인 데이터 형성방법 |
EP2053421A3 (en) | 2007-10-25 | 2013-04-24 | Medison Co., Ltd. | Ultrasound diagnostic device and method for forming scan line data |
US7508737B1 (en) * | 2007-11-07 | 2009-03-24 | Aloka Co., Ltd. | Ultrasound receive beamformer |
US8834369B2 (en) * | 2008-06-27 | 2014-09-16 | Texas Instruments Incorporated | Receive beamformer for ultrasound |
JP5419404B2 (ja) * | 2008-09-04 | 2014-02-19 | キヤノン株式会社 | 光音響装置 |
WO2010032500A1 (ja) * | 2008-09-18 | 2010-03-25 | コニカミノルタエムジー株式会社 | 超音波診断装置 |
JP5250056B2 (ja) * | 2011-02-01 | 2013-07-31 | 富士フイルム株式会社 | 超音波診断装置および超音波画像生成方法 |
EP2815701A4 (en) * | 2012-02-15 | 2015-04-22 | Hitachi Ltd | ULTRASOUND IMAGING DEVICE |
US10656254B2 (en) * | 2015-11-19 | 2020-05-19 | Analog Devices, Inc. | Analog ultrasound beamformer |
JP6873141B2 (ja) * | 2015-12-30 | 2021-05-19 | コーニンクレッカ フィリップス エヌ ヴェKoninklijke Philips N.V. | ダイナミックフィルタリングシステム及び方法 |
EP3646492B1 (en) * | 2017-06-26 | 2021-10-27 | Telefonaktiebolaget LM Ericsson (publ) | Simultaneous sampling rate adaptation and delay control |
CN110833432B (zh) * | 2018-08-15 | 2023-04-07 | 深南电路股份有限公司 | 超声波模拟前端装置及超声波成像设备 |
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JP3253281B2 (ja) * | 1998-10-21 | 2002-02-04 | 松下電器産業株式会社 | 超音波診断装置 |
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-
2002
- 2002-07-23 KR KR10-2002-0043133A patent/KR100490565B1/ko active IP Right Grant
-
2003
- 2003-07-16 US US10/619,613 patent/US7993270B2/en active Active
- 2003-07-23 JP JP2003278051A patent/JP3867068B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2004049926A (ja) | 2004-02-19 |
US20040019277A1 (en) | 2004-01-29 |
KR100490565B1 (ko) | 2005-05-19 |
KR20040009256A (ko) | 2004-01-31 |
US7993270B2 (en) | 2011-08-09 |
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