ClassID:

172180

G01R33/56554 - CPC Classification

Classification description:

Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]; NMR imaging systems; Signal processing systems, e.g. using pulse sequences ; Generation or control of pulse sequences; Operator console; Image enhancement or correction, e.g. subtraction or averaging techniques, e.g. improvement of signal-to-noise ratio and resolution; Correction of image distortions, e.g. due to magnetic field inhomogeneities caused by acquiring plural, differently encoded echo signals after one RF excitation, e.g. correction for readout gradients of alternating polarity in EPI

Recent Application in this class:
#1
20260126507
2026-05-07

MAGNETIC RESONANCE IMAGING APPARATUS, MAGNETIC RESONANCE IMAGING METHOD, AND COMPUTER-READABLE NON-VOLATILE STORAGE MEDIUM STORING MAGNETIC RESONANCE IMAGING PROGRAM

#2
20260118461
2026-04-30

Method for Multispectral Magnetic Resonance Imaging

#3
20250314730
2025-10-09

Magnetic Resonance Data Determination with Spectral Selection

#4
20250264565
2025-08-21

ECHO-SHIFTED ECHO-PLANAR IMAGING WITH SIMULTANEOUS BLIP-UP AND BLIP-DOWN ACQUISITIONS FOR CORRECTING GEOMETRIC DISTORTION

#5
20250155536
2025-05-15

ARTIFICIAL INTELLIGENCE DISTORTION CORRECTION FOR MAGNETIC RESONANCE ECHO PLANAR IMAGING

#6
20250147133
2025-05-08

PHASE CORRECTION METHOD, PHASE CORRECTION APPARATUS, AND MRI APPARATUS

#7
20250130300
2025-04-24

ECHO PLANAR IMAGING METHOD CAPABLE OF REDUCING IMAGE DISTORTION

#8
20250102607
2025-03-27

SYSTEM AND METHOD FOR CONFIDENCE MAPS FOR QUANTITATIVE MAPPING WITH MAGNETIC RESONANCE IMAGING

#9
20240385272
2024-11-21

Method for Reducing Artifacts in Image Data Reconstructed from Measurement Data of an Object Under Examination Captured Using an Echo-Planar Acquisition Technique (EPI)

#10
20240385271
2024-11-21

Echo Planar Slice Multiplexing

#11
20240288527
2024-08-29

EPI Data Correction Method and Device and MRI System

#12
20240272257
2024-08-15

Determination of a subject specific hemodynamic response function

#13
20240237910
2024-07-18

SYSTEMS AND METHODS OF CORRECTING EFFECTS OF SECOND-ORDER CONCOMITANT FIELDS IN A MAGNETIC RESONANCE SYSTEM WITH A SECOND-ORDER CORRECTION COIL ASSEMBLY

#14
20230341490
2023-10-26

Systems and methods of noise reduction in magnetic resonance images

#15
20230280422
2023-09-07

B1+ mapping near metallic hardware

#16
20230213603
2023-07-06

Avoidance of artifacts in measurement data captured using a magnetic resonance system

#17
20230039004
2023-02-09

System and method for B1-selective spatial encoding using magnetic resonance

#18
20220413079
2022-12-29

Magnetic resonance imaging device and control method thereof

#19
20220413078
2022-12-29

Model-based Nyquist ghost correction for reverse readout echo planar imaging

#20
20220397628
2022-12-15

Magnetic resonance imaging apparatus for measuring magnetic resonance imaging parameters and method of operating the same

#21
20220397627
2022-12-15

System and method for deep learning-based generation of true contrast images utilizing synthetic magnetic resonance imaging data

#22
20220326327
2022-10-13

System and method for quantitative mapping with magnetic resonance imaging

#23
20220221543
2022-07-14

Magnetic resonance imaging apparatus, image processing apparatus, and phase correcting method

#24
20220196773
2022-06-23

Systems and methods for magnetic resonance imaging

#25
20220128641
2022-04-28

Free-breathing MRI with motion compensation

#26
20220099780
2022-03-31

Method for acquiring reference data for a phase correction in magnetic resonance technology

#27
20220099777
2022-03-31

Method for acquiring MR data of an object under examination by means of an MR system

#28
20220091208
2022-03-24

Methods, systems, and computer readable media for in vivo phase incrementing magnetic resonance spectroscopic imaging (PI-MRSI) for multi-biomarker imaging and for simultaneous imaging of zero quantum—>double quantum (ZQ—>DQ) and DQ—>ZQ coherence pathways

#29
20220057467
2022-02-24

EPI MR IMAGING WITH DISTORTION CORRECTION

#30
20220026515
2022-01-27

3D flow compensated interleaved EPI with a centric reordering scheme for fast high-resolution susceptibility-weighted imaging

#31
20210341558
2021-11-04

CORRECTION OF MISMATCHES IN MAGNETIC RESONANCE MEASUREMENTS

#32
20210096205
2021-04-01

Method for compensating eddy currents when creating measurement data by means of magnetic resonance

#33
20200379071
2020-12-03

Systems and methods for magnetic resonance imaging

#34
20200355772
2020-11-12

Dixon-type water/fat separation MR imaging

#35
20200333420
2020-10-22

Automatic determination of a correction factor for producing magnetic resonance images

#36
20200326398
2020-10-15

Phase correction for echo-planar imaging

#37
20200319280
2020-10-08

Dixon-type water/fat separation MR imaging

#38
20200309884
2020-10-01

MRI apparatus, image processing apparatus, and image processing method

#39
20200300957
2020-09-24

Method for estimating systematic imperfections in medical imaging systems with deep learning

#40
20200300947
2020-09-24

System and method for reducing artifacts in echo planar magnetic resonance imaging

#41
20200284867
2020-09-10

Magnetic resonance imaging device, Nyquist ghost correction method, and Nyquist ghost correction program

#42
20200278412
2020-09-03

Method for obtaining a correction factor, storage medium, and magnetic resonance apparatus

#43
20200249306
2020-08-06

Method and system for deep convolutional neural net for artifact suppression in dense MRI

#44
20200249304
2020-08-06

Free-breathing MRI with motion compensation

#45
20200241090
2020-07-30

Variable gain amplification for linearization of NMR signals

#46
20200225305
2020-07-16

Method for obtaining an operating parameter, storage medium, and magnetic resonance apparatus

#47
20200132794
2020-04-30

Dual-echo dixon-type water/fat separation MR imaging

#48
20200103484
2020-04-02

Correction method and system for slice multiplexing echo planar imaging methods

#49
20200072933
2020-03-05

Method for removing ghost artifact of echo planar imaging by using neural network and apparatus therefor

#50
20200018809
2020-01-16

Phase error correction for bipolar read out gradients

#51
20200000361
2020-01-02

METHOD AND APPARATUS FOR ACQUIRING MAGNETIC RESONANCE DATA WITH ACCELERATED ACQUISITION OF NAVIGATOR DATA

#52
20190391222
2019-12-26

Method and an apparatus for reconstructing magnetic resonance image

#53
20190377049
2019-12-12

Magnetic resonance imaging

#54
20190369192
2019-12-05

System and method for Nyquist ghost correction in medical imaging

#55
20190331750
2019-10-31

Method and systems for reducing artifacts in magnetic resonance imaging

#56
20190227140
2019-07-25

Systems and methods for image artifact reduction in simultaneous multi-slice magnetic resonance imaging

#57
20190227138
2019-07-25

BO-corrected sensitivity encoding magnetic resonance imaging

#58
20190219654
2019-07-18

Method for varying undersampling dimension for accelerating multiple-acquisition magnetic resonance imaging and device for the same

#59
20190137591
2019-05-09

Magnetic resonance method and apparatus for generating diffusion-weighted image data

#60
20190056471
2019-02-21

Ultrafast MRI system and method

#61
20190033418
2019-01-31

Systems and methods for strategically acquired gradient echo imaging

#62
20180356487
2018-12-13

Readout-segmented diffusion-weighted imaging method, apparatus, and storage medium

#63
20180238986
2018-08-23

Parallel MR imaging with Nyquist ghost correction for EPI

#64
20180203088
2018-07-19

Systems and methods for concomitant field correction in magnetic resonance imaging with asymmetric gradients

#65
20180172786
2018-06-21

Variable gain amplification for linearization of NMR signals

#66
20180100910
2018-04-12

Method for correcting phase offsets in quantitative chemical shift encoded magnetic resonance imaging

#67
20180098712
2018-04-12

Magnetic resonance imaging

#68
20180098711
2018-04-12

Method for fat characterization using MRI images acquired using a multiple gradient-echo sequence with bipolar gradients

#69
20180067183
2018-03-08

Magnetic resonance imaging apparatus and method for obtaining magnetic resonance image

#70
20180017653
2018-01-18

Parallel multi-slice MR imaging with suppression of side band artefacts

#71
20170307717
2017-10-26

System and method for producing distortion free magnetic resonance images using dual-echo echo-planar imaging

#72
20170299680
2017-10-19

Method of removing ghost artifacts from magnetic resonance image, and magnetic resonance apparatus therefor

#73
20170276755
2017-09-28

System and method for dual-kernel image reconstruction

#74
20170234957
2017-08-17

Magnetic resonance imaging apparatus and method thereof

#75
20170205486
2017-07-20

Multi-slice gradient echo magnetic resonance imaging

#76
20170108571
2017-04-20

EPI ghost correction involving sense

#77
20170089999
2017-03-30

Navigator-based data correction for simultaneous multislice MR imaging

#78
20170038450
2017-02-09

System and method for reconstructing ghost-free images from data acquired using simultaneous multislice magnetic resonance imaging

#79
20160363643
2016-12-15

Magnetic resonance imaging apparatus and method thereof

#80
20160349343
2016-12-01

Method and apparatus for the correction of magnetic resonance scan data

#81
20160299208
2016-10-13

Magnetic resonance imaging apparatus and method correcting phases in images corresponding to a plurality of time phases

#82
20160195597
2016-07-07

MRI using spatially adaptive regularization for image reconstruction

#83
20160170002
2016-06-16

Magnetic resonance imaging apparatus and image processing method thereof

#84
20160109546
2016-04-21

Magnetic resonance imaging apparatus and magnetic resonance imaging method

#85
20160097831
2016-04-07

Magnetic resonance imaging apparatus

#86
20160069969
2016-03-10

Magnetic resonance imaging apparatus and RF coil

#87
20160041249
2016-02-11

Method and magnetic resonance apparatus for generating at least one combination image dataset

#88
20160041248
2016-02-11

Magnetic resonance imaging system with ghost artifact reduction and method operation thereof

#89
20160018500
2016-01-21

Magnetic resonance imaging apparatus and magnetic resonance imaging method

#90
20150369896
2015-12-24

System and method for estimating phase measurements in magnetic resonance imaging

#91
20150355303
2015-12-10

MRI apparatus that continuously generates and collects multiple echo K-space data from which odd and/or even numbered collected groups of K-space data are extracted and separately processed

#92
20150355301
2015-12-10

Magnetic resonance imaging method and apparatus

#93
20150285891
2015-10-08

Magnetic resonance imaging apparatus and magnetic resonance imaging method

#94
20150241537
2015-08-27

Magnetic resonance imaging with consistent geometries

#95
20150177349
2015-06-25

Multiple shot magnetic resonance imaging with ghosting stability correction

#96
20150160322
2015-06-11

Method of, and apparatus for, correcting distortion in medical images

#97
20150091570
2015-04-02

Method and magnetic resonance apparatus for image reconstruction with multiple virtual coils

#98
20150066413
2015-03-05

Method for correcting errors associated with asynchronous timing offsets between transmit and receive clocks in MRI wireless radiofrequency coils

#99
20150061668
2015-03-05

MRI ghosting correction using unequal magnitudes ratio

#100
20150048826
2015-02-19

Magnetic resonance imaging apparatus and control device of a magnetic resonance imaging apparatus

#101
20140361770
2014-12-11

Parallel MRI with spatially misregistered signal

#102
20140228672
2014-08-14

Mode splitter/combiner for noise figure minimization and control of power in RF coil arrays

#103
20140210471
2014-07-31

Method and control device for operating a magnetic resonance system

#104
20140111203
2014-04-24

Reducing artifacts in magnetic resonance images acquired using propeller echo planar imaging

#105
20130335077
2013-12-19

Test of a reordering algorithm of a spin echo magnetic resonance pulse sequence

#106
20130314090
2013-11-28

Magnetic resonance imaging apparatus with correction of magnetic field gradient waveform distortion

#107
20130249555
2013-09-26

MRI data acquisition, reconstruction and correction methods for diffusion weighted imagine (DWI) and diffusion tensor imaging (DTI) and related systems

#108
20130221963
2013-08-29

Magnetic resonance imaging method and device

#109
20130009641
2013-01-10

Magnetic resonance imaging apparatus and control device of a magnetic resonance imaging apparatus

#110
20120313640
2012-12-13

Method and magnetic resonance system for distortion correction in magnetic resonance imaging

#111
20120249143
2012-10-04

Magnetic resonance imaging apparatus phase correction using one or more prescans with identical readout and slice gradients

#112
20120146640
2012-06-14

Magnetic resonance imaging apparatus and magnetic resonance imaging method

#113
20120013336
2012-01-19

Magnetic resonance imaging with improved imaging contrast

#114
20120008842
2012-01-12

System and method of image artifact reduction using self-navigated real-time phase correction in echo planar imaging

#115
20110304333
2011-12-15

Means and methods for providing high resolution MRI

#116
20110291653
2011-12-01

Magnetic resonance imaging apparatus executing phase-corrected imaging pulse sequence based on data obtained from multiple pulse sub-sequences executed without readout direction gradients but instead using phase or slice encoding direction gradients during readout

#117
20110291651
2011-12-01

Magnetic resonance imaging apparatus and magnetic resonance imaging method

#118
20110234221
2011-09-29

Magnetic resonance method and apparatus to determine phase correction parameters

#119
20110227572
2011-09-22

System for fat suppression in MR image acquisition

#120
20110181280
2011-07-28

Method and system for echo planar imaging with slice selection also occurring concurrently with phase encoding, during readout

#121
20110085722
2011-04-14

Correction of distortions in diffusion-weighted magnetic resonance imaging

#122
20110068790
2011-03-24

Method for magnetic resonance imaging using sequential excitation and refocusing

#123
20100244822
2010-09-30

Method and system to perform phase correction for species separation in magnetic resonance imaging

#124
20100194392
2010-08-05

Apparatus and method for reconstructing an MR image

#125
20100085049
2010-04-08

Method of obtaining a magnetic resonance image in which the streak artifacts are corrected using non-linear phase correction

#126
20090292197
2009-11-26

Magnetic resonance device and method

#127
20090256567
2009-10-15

Three-point method and system for fast and robust field mapping for EPI geometric distortion correction

#128
20090212773
2009-08-27

Arterial spin labeled, segmented, interleaved 3D GRASE MRI

#129
20090195247
2009-08-06

Method and apparatus for dynamic distortion correction in EPI measurements in medical magnetic resonance imaging

#130
20090124885
2009-05-14

Magnetic resonance imaging apparatus and magnetic resonance imaging method

#131
20080265883
2008-10-30

MRI method for reducing artifacts using RF pulse at offset frequency

#132
20080246474
2008-10-09

MRI apparatus and control method of steady-state free precession (SSFP) with phase cycling, combining low and high frequency images multiplied by a scaling factor

#133
20080204020
2008-08-28

Method for magnetic resonance imaging

#134
20080150526
2008-06-26

Method and apparatus of MR imaging with two dimensional phase and magnitude correction

#135
20080089570
2008-04-17

Method for reconstructing image from echo planar imaging sequence

#136
20080048659
2008-02-28

Generalized method for MRI chemical species separation using arbitrary k-space trajectories

#137
20080048657
2008-02-28

Method for aligning multiple MR images acquired with alternating readout gradient

#138
20070279055
2007-12-06

Method and apparatus of echo planar imaging with real-time determination of phase correction coefficients

#139
20070247151
2007-10-25

Method and apparatus of MR imaging with two dimensional phase and magnitude correction

#140
20070236217
2007-10-11

Magnetic resonance data acquisition method and apparatus

#141
20070229075
2007-10-04

Magnetic resonance imaging apparatus and magnetic resonance imaging method

#142
20070085538
2007-04-19

Method and apparatus of echo planar imaging with real-time determination of phase correction coefficients

#143
20070063704
2007-03-22

Method and apparatus for fast spin echo (FSE) prescan phase correction

#144
20070055137
2007-03-08

Method and apparatus for reduction of nyquist ghosts in medical magnetic resonance imaging

#145
20060273790
2006-12-07

MR imaging method

#146
20060176055
2006-08-10

Magnetic resonance imaging apparatus and its control method

#147
20060066308
2006-03-30

Method and system of MR imaging with variable readout gradient filtering

#148
20060066307
2006-03-30

Method and system for image artifact reduction using nearest-neighbor phase correction for echo planar imaging

#149
20050040824
2005-02-24

Measurement and correction of gradient-induced cross-term magnetic fields in an EPI sequence

#150
17111480
2022-04-05

System and method for calibration of asymmetric gradient concomitant field correction parameters

#151
16993011
2021-06-22

Medical imaging with distortion correction