DE10164249A1 - Brechungsverzögerungsfehlerkorrektur unter Verwendung eines flinken Strahlenbündlers - Google Patents
Brechungsverzögerungsfehlerkorrektur unter Verwendung eines flinken StrahlenbündlersInfo
- Publication number
- DE10164249A1 DE10164249A1 DE10164249A DE10164249A DE10164249A1 DE 10164249 A1 DE10164249 A1 DE 10164249A1 DE 10164249 A DE10164249 A DE 10164249A DE 10164249 A DE10164249 A DE 10164249A DE 10164249 A1 DE10164249 A1 DE 10164249A1
- Authority
- DE
- Germany
- Prior art keywords
- function
- angle
- outputting
- cordic
- transducer
- 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.)
- Withdrawn
Links
- 238000002604 ultrasonography Methods 0.000 title claims abstract description 22
- 238000003384 imaging method Methods 0.000 title claims abstract description 13
- 239000000523 sample Substances 0.000 title description 15
- 230000001427 coherent effect Effects 0.000 title description 2
- 238000012937 correction Methods 0.000 claims abstract description 45
- 238000000034 method Methods 0.000 claims abstract description 20
- 230000006870 function Effects 0.000 claims description 82
- 230000015654 memory Effects 0.000 claims description 43
- 230000001934 delay Effects 0.000 claims description 39
- 239000013598 vector Substances 0.000 claims description 39
- 238000004364 calculation method Methods 0.000 claims description 32
- 230000005855 radiation Effects 0.000 claims description 14
- 230000009466 transformation Effects 0.000 claims description 10
- 238000007792 addition Methods 0.000 claims description 3
- 238000000844 transformation Methods 0.000 claims description 3
- 208000001953 Hypotension Diseases 0.000 claims 1
- 230000036543 hypotension Effects 0.000 claims 1
- 230000010363 phase shift Effects 0.000 abstract description 2
- 238000012285 ultrasound imaging Methods 0.000 description 10
- 230000005540 biological transmission Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 8
- 230000001419 dependent effect Effects 0.000 description 7
- 230000035945 sensitivity Effects 0.000 description 6
- 230000008859 change Effects 0.000 description 3
- 238000002592 echocardiography Methods 0.000 description 3
- 238000010304 firing Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000013507 mapping Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 241001432959 Chernes Species 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 244000309464 bull Species 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
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
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Ultra Sonic Daignosis Equipment (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US09/750,869 US6443897B1 (en) | 2000-12-28 | 2000-12-28 | Refraction delay error correction using agile beamformer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE10164249A1 true DE10164249A1 (de) | 2002-07-11 |
Family
ID=25019479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE10164249A Withdrawn DE10164249A1 (de) | 2000-12-28 | 2001-12-27 | Brechungsverzögerungsfehlerkorrektur unter Verwendung eines flinken Strahlenbündlers |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US6443897B1 (https=) |
| JP (1) | JP4107840B2 (https=) |
| DE (1) | DE10164249A1 (https=) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2848674B1 (fr) * | 2002-12-17 | 2005-02-18 | Thales Ultrasonics Sas | Dispositif de production de retards pour appareil de synthese de faisceaux |
| US20050113690A1 (en) * | 2003-11-25 | 2005-05-26 | Nahi Halmann | Methods and systems for providing portable device extended resources |
| US7833163B2 (en) * | 2003-12-10 | 2010-11-16 | Siemens Medical Solutions Usa, Inc. | Steering angle varied pattern for ultrasound imaging with a two-dimensional array |
| US7105981B2 (en) * | 2003-12-10 | 2006-09-12 | Siemens Medical Solutions Usa, Inc. | Medical imaging transmit spectral control using aperture functions |
| US7670293B2 (en) * | 2005-10-17 | 2010-03-02 | General Electric Company | Method and system for scan sequencing in an ultrasound imaging system |
| US10201324B2 (en) | 2007-05-04 | 2019-02-12 | Delphinus Medical Technologies, Inc. | Patient interface system |
| CN101373181B (zh) * | 2007-08-24 | 2012-03-21 | 深圳迈瑞生物医疗电子股份有限公司 | 实时计算逐点变迹系数的方法及装置 |
| US8532951B2 (en) * | 2009-12-22 | 2013-09-10 | Delphinus Medical Technologies, Inc. | Method for calibrating a transducer array |
| JP5645421B2 (ja) * | 2010-02-23 | 2014-12-24 | キヤノン株式会社 | 超音波画像装置および遅延制御方法 |
| US9763641B2 (en) | 2012-08-30 | 2017-09-19 | Delphinus Medical Technologies, Inc. | Method and system for imaging a volume of tissue with tissue boundary detection |
| US10123770B2 (en) | 2013-03-13 | 2018-11-13 | Delphinus Medical Technologies, Inc. | Patient support system |
| US10285667B2 (en) | 2014-08-05 | 2019-05-14 | Delphinus Medical Technologies, Inc. | Method for generating an enhanced image of a volume of tissue |
| US10463345B2 (en) | 2014-10-29 | 2019-11-05 | Konica Minolta, Inc. | Ultrasound signal processing device and ultrasound diagnostic device |
| JP2017000547A (ja) * | 2015-06-12 | 2017-01-05 | 株式会社日立製作所 | 超音波診断装置 |
| KR101998466B1 (ko) * | 2017-06-20 | 2019-07-09 | 서강대학교산학협력단 | 컨벡스형 초음파 프로브를 이용한 평면파 생성방법, 상기 방법을 이용한 평면파 생성장치, 및 상기 방법을 이용한 평면파 생성시스템 |
| US11864949B2 (en) | 2020-07-30 | 2024-01-09 | Fujifilm Sonosite, Inc. | Beamforming in ultrasound imaging systems to correct for refraction of ultrasound by transducer elements |
| CN116829984A (zh) * | 2022-01-06 | 2023-09-29 | 艾科索成像公司 | 与矩阵阵列换能器集成的全阵列数字3d超声成像系统 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6193659B1 (en) * | 1997-07-15 | 2001-02-27 | Acuson Corporation | Medical ultrasonic diagnostic imaging method and apparatus |
| US6210332B1 (en) * | 1998-03-31 | 2001-04-03 | General Electric Company | Method and apparatus for flow imaging using coded excitation |
| US6123671A (en) | 1998-12-31 | 2000-09-26 | General Electric Company | Method and apparatus for distributed, agile calculation of beamforming time delays and apodization values |
| US6282963B1 (en) * | 1999-10-12 | 2001-09-04 | General Electric Company | Numerical optimization of ultrasound beam path |
-
2000
- 2000-12-28 US US09/750,869 patent/US6443897B1/en not_active Expired - Lifetime
-
2001
- 2001-12-27 JP JP2001395610A patent/JP4107840B2/ja not_active Expired - Lifetime
- 2001-12-27 DE DE10164249A patent/DE10164249A1/de not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| JP2002325768A (ja) | 2002-11-12 |
| US6443897B1 (en) | 2002-09-03 |
| US20020120196A1 (en) | 2002-08-29 |
| JP4107840B2 (ja) | 2008-06-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8110 | Request for examination paragraph 44 | ||
| R079 | Amendment of ipc main class |
Free format text: PREVIOUS MAIN CLASS: G10K0011260000 Ipc: G03B0042060000 |
|
| R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee |