CN104515965A - 磁共振断层成像设备的局部线圈的尺度变换 - Google Patents
磁共振断层成像设备的局部线圈的尺度变换 Download PDFInfo
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- CN104515965A CN104515965A CN201410495650.8A CN201410495650A CN104515965A CN 104515965 A CN104515965 A CN 104515965A CN 201410495650 A CN201410495650 A CN 201410495650A CN 104515965 A CN104515965 A CN 104515965A
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- 238000003325 tomography Methods 0.000 title abstract 3
- 238000003384 imaging method Methods 0.000 title description 6
- 230000008859 change Effects 0.000 claims abstract description 89
- 238000000034 method Methods 0.000 claims abstract description 37
- 238000012545 processing Methods 0.000 claims description 25
- 230000011664 signaling Effects 0.000 claims description 24
- 230000005540 biological transmission Effects 0.000 claims description 21
- 230000008054 signal transmission Effects 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 description 8
- 239000013256 coordination polymer Substances 0.000 description 5
- 239000004020 conductor Substances 0.000 description 3
- 239000011159 matrix material Substances 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 230000002349 favourable effect Effects 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 230000010363 phase shift Effects 0.000 description 2
- 230000004044 response Effects 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000004913 activation Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000002203 pretreatment Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
- 230000011218 segmentation Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/44—Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]
- G01R33/48—NMR imaging systems
- G01R33/54—Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console
- G01R33/56—Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution
- G01R33/5608—Data processing and visualization specially adapted for MR, e.g. for feature analysis and pattern recognition on the basis of measured MR data, segmentation of measured MR data, edge contour detection on the basis of measured MR data, for enhancing measured MR data in terms of signal-to-noise ratio by means of noise filtering or apodization, for enhancing measured MR data in terms of resolution by means for deblurring, windowing, zero filling, or generation of gray-scaled images, colour-coded images or images displaying vectors instead of pixels
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/05—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves
- A61B5/055—Detecting, measuring or recording for diagnosis by means of electric currents or magnetic fields; Measuring using microwaves or radio waves involving electronic [EMR] or nuclear [NMR] magnetic resonance, e.g. magnetic resonance imaging
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
- G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R33/00—Arrangements or instruments for measuring magnetic variables
- G01R33/20—Arrangements or instruments for measuring magnetic variables involving magnetic resonance
- G01R33/28—Details of apparatus provided for in groups G01R33/44 - G01R33/64
- G01R33/32—Excitation or detection systems, e.g. using radio frequency signals
- G01R33/36—Electrical details, e.g. matching or coupling of the coil to the receiver
- G01R33/3621—NMR receivers or demodulators, e.g. preamplifiers, means for frequency modulation of the MR signal using a digital down converter, means for analog to digital conversion [ADC] or for filtering or processing of the MR signal such as bandpass filtering, resampling, decimation or interpolation
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- General Health & Medical Sciences (AREA)
- High Energy & Nuclear Physics (AREA)
- Radiology & Medical Imaging (AREA)
- Biophysics (AREA)
- Veterinary Medicine (AREA)
- Molecular Biology (AREA)
- Surgery (AREA)
- Animal Behavior & Ethology (AREA)
- Heart & Thoracic Surgery (AREA)
- Public Health (AREA)
- Medical Informatics (AREA)
- Biomedical Technology (AREA)
- Pathology (AREA)
- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Signal Processing (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102013219516.8 | 2013-09-27 | ||
DE102013219516.8A DE102013219516B3 (de) | 2013-09-27 | 2013-09-27 | Skalierung von Lokalspulen eines Magnetresonanztomographiegerätes |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104515965A true CN104515965A (zh) | 2015-04-15 |
CN104515965B CN104515965B (zh) | 2018-11-02 |
Family
ID=52009257
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201410495650.8A Active CN104515965B (zh) | 2013-09-27 | 2014-09-25 | 磁共振断层成像设备的局部线圈的尺度变换 |
Country Status (4)
Country | Link |
---|---|
US (1) | US9817098B2 (zh) |
KR (1) | KR20150035462A (zh) |
CN (1) | CN104515965B (zh) |
DE (1) | DE102013219516B3 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106443532A (zh) * | 2015-08-12 | 2017-02-22 | 西门子保健有限责任公司 | 层取向的优化 |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2012003211A1 (en) * | 2010-07-01 | 2012-01-05 | Medrad, Inc. | Multi-channel endorectal coils and interface devices therefor |
DE102014203491B3 (de) * | 2014-02-26 | 2015-08-13 | Siemens Aktiengesellschaft | Magnetresonanztomograph und Verfahren zur Messsignalerfassung in einem Magnetresonanztomographen |
CN107797084B (zh) * | 2016-09-06 | 2020-03-06 | 西门子(深圳)磁共振有限公司 | 磁共振信号接收装置、接收线圈通道选择器及磁共振成像系统 |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10313004B3 (de) * | 2003-03-24 | 2005-01-20 | Siemens Ag | Verfahren zur Modenbildung, Verfahren zur Modenbereitstellung und Empfangseinheit für ein Magnetresonanzgerät |
CN1959428A (zh) * | 2005-11-02 | 2007-05-09 | 西门子公司 | 用于确定局部线圈位置的方法和控制装置 |
US20070280387A1 (en) * | 2006-05-30 | 2007-12-06 | Interdigital Technology Corporation | Method and apparatus for scaling a signal for improving performance of a receiver in a mimo system |
US20090230966A1 (en) * | 2004-12-06 | 2009-09-17 | Koninklijke Philips Electronics N.V. | Methods and apparatuses for connecting receive coils in magnetic resonance imaging scanners |
US20100259261A1 (en) * | 2007-06-19 | 2010-10-14 | Koninklijke Philips Electronics N.V. | Mri radio frequency receiver comprising digital down converter |
CN103076579A (zh) * | 2011-09-30 | 2013-05-01 | 西门子公司 | 用于传输磁共振信号的局部天线装置 |
-
2013
- 2013-09-27 DE DE102013219516.8A patent/DE102013219516B3/de active Active
-
2014
- 2014-09-25 CN CN201410495650.8A patent/CN104515965B/zh active Active
- 2014-09-26 US US14/497,548 patent/US9817098B2/en active Active
- 2014-09-29 KR KR20140130197A patent/KR20150035462A/ko not_active Application Discontinuation
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10313004B3 (de) * | 2003-03-24 | 2005-01-20 | Siemens Ag | Verfahren zur Modenbildung, Verfahren zur Modenbereitstellung und Empfangseinheit für ein Magnetresonanzgerät |
US20090230966A1 (en) * | 2004-12-06 | 2009-09-17 | Koninklijke Philips Electronics N.V. | Methods and apparatuses for connecting receive coils in magnetic resonance imaging scanners |
CN1959428A (zh) * | 2005-11-02 | 2007-05-09 | 西门子公司 | 用于确定局部线圈位置的方法和控制装置 |
US20070280387A1 (en) * | 2006-05-30 | 2007-12-06 | Interdigital Technology Corporation | Method and apparatus for scaling a signal for improving performance of a receiver in a mimo system |
US20100259261A1 (en) * | 2007-06-19 | 2010-10-14 | Koninklijke Philips Electronics N.V. | Mri radio frequency receiver comprising digital down converter |
CN103076579A (zh) * | 2011-09-30 | 2013-05-01 | 西门子公司 | 用于传输磁共振信号的局部天线装置 |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106443532A (zh) * | 2015-08-12 | 2017-02-22 | 西门子保健有限责任公司 | 层取向的优化 |
US10254364B2 (en) | 2015-08-12 | 2019-04-09 | Siemens Healthcare Gmbh | Optimizing a slice orientation |
CN106443532B (zh) * | 2015-08-12 | 2020-01-10 | 西门子保健有限责任公司 | 层取向的优化 |
Also Published As
Publication number | Publication date |
---|---|
CN104515965B (zh) | 2018-11-02 |
US20150091574A1 (en) | 2015-04-02 |
DE102013219516B3 (de) | 2014-12-11 |
US9817098B2 (en) | 2017-11-14 |
KR20150035462A (ko) | 2015-04-06 |
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