172188 ⎘
Arrangements or instruments for measuring magnetic variables involving magnetic resonance using nuclear magnetic resonance [NMR]; NMR imaging systems; Calibration of imaging systems, e.g. using test probes, Phantoms; Calibration objects or fiducial markers such as active or passive RF coils surrounding an MR active material Calibration of signal excitation or detection systems, e.g. for optimal RF excitation power or frequency
Sub-classes:RF RECEIVER ASSEMBLY WITH INTEGRATED CALIBRATION METHOD
#2MAGNETIC RESONANCE IMAGING APPARATUS, GRADIENT MAGNETIC POWER SUPPLY APPARATUS, AND ABNORMALITY DETECTION METHOD
#3Undersampled Point Restoration Method, Device and Magnetic Resonance Imaging System in Magnetic Resonance Imaging
#4SYSTEMS AND METHODS FOR QUANTITATIVE MAGNETIC RESONANCE IMAGING
#5MAGNETIC RESONANCE IMAGING APPARATUS
#6NUCLEAR MAGNETIC RESONANCE IMAGING APPARATUS AND BODY MOVEMENT INFORMATION PROCESSING METHOD
#7SYSTEM AND METHOD FOR NUCLEAR MAGNETIC RESONANCE CALIBRATION
#8SYSTEM AND METHOD FOR REGION STRATIFICATION ON CALIBRATION IMAGES
#9SYSTEM AND METHODS FOR DETECTING ELECTROMAGNETIC INTERFERENCE IN PATIENTS DURING MAGNETIC RESONANCE IMAGING
#10MRI Coil with a Stackable Handheld Diagnostic Interface Module and Method of Use For Human and Veterinary Applications
#11MAGNETIC RESONANCE IMAGING METHOD, SYSTEM, AND COMPUTER PROGRAM PRODUCT UTILIZING B1 AMPLITUDE-BASED CORRECTIONS
#12MONITORING OF FMRI EXAMINATION
#13SYSTEM AND METHOD FOR RF BASED FREQUENCY ENCODING USING INJECTION TRANSFORMERS FOR SIMULTANEOUS TRANSMIT AND RECEIVE
#14IMAGING DEVICE OF ELIMINATING ELECTROMAGNETIC INTERFERENCE OF MAGNETIC RESONANCE AND IMAGING METHOD THEREOF
#15MAGNETIC RESONANCE APPARATUS WITH A FREE-RUNNING RECEIVE CHAIN AND METHOD FOR OPERATION
#16Remote diagnostic device for MRI coil testing and method of use
#17METHODS AND SYSTEMS FOR CALIBRATING MEDICAL DEVICES
#18EQUILIZATION FOR MAGNETIC RESONANCE IMAGING (MRI) SIGNALS
#19TUNING DEVICE FOR RECEIVING COIL, CRYOGENIC PROBE, AND MAGNETIC RESONANCE DEVICE
#20METHOD FOR GENERATING A MODIFIED MAGNETIC RESONANCE SEQUENCE, MAGNETIC RESONANCE DEVICE, AND COMPUTER PROGRAM PRODUCT
#21MAGNETIC RESONANCE TOMOGRAPHY UNIT AND METHOD FOR REDUCING IMAGE INTERFERENCE FROM LOW-FREQUENCY MAGNETIC FIELDS
#22System and method for nuclear magnetic resonance calibration
#23EQUILIZATION FOR MAGNETIC RESONANCE IMAGING (MRI) SIGNALS
#24MAGNETIC RESONANCE EXAMINATION METHOD
#25INTERFERENCE CANCELLATION METHOD, MEDIUM, AND DEVICE
#26Magnetic resonance imaging system and method using frequency calibration based on a signal from a geo-satellite positioning system
#27METHOD FOR ACQUIRING A MAGNETIC RESONANCE IMAGE DATASET OF A SUBJECT AND MAGNETIC RESONANCE IMAGING SYSTEM
#28Imaging with signal coding and structure modeling
#29Method and apparatus for high-throughput nuclear magnetic resonance measurements on borehole materials
#30Magnetic resonance imaging system, and main magnetic field correction method therefor and storage medium
#31MR system with partial shielding cabin and method for operation
#32MRI scanner with active interference suppression and interference suppression method for an MRI scanner
#33Calibration of a magnetic resonance device and estimating a specific absorption rate
#34Use of forward sensing probe for pretuning of probe
#35Techniques for noise suppression in an environment of a magnetic resonance imaging system
#36High integrated and intelligent tx front-end used in MRI system
#37SYSTEMS AND METHODS FOR DETECTING PATIENT MOTION DURING MAGNETIC RESONANCE IMAGING
#38Method and system for monitoring a motion of a subject, and corresponding computer program product
#39Systems and methods for detecting patient motion during magnetic resonance imaging
#40System and methods for detecting electromagnetic interference in patients during magnetic resonance imaging
#41Methods for extracting subject motion from multi-transmit electrical coupling in imaging of the subject
#42Single-point dixon method for fat-water separation in chemical exchange saturation transfer magnetic resonance imaging
#43Scalable self-calibrated interpolation of undersampled magnetic resonance imaging data
#44Transmit coil frequency response correction for magnetic resonance imaging
#45System and method for magnetic resonance imaging
#46Method for recording magnetic resonance data, magnetic resonance facility, computer program and electronically readable data carrier
#47PARALLEL IMAGING WITH ARCHIVED COIL SENSITIVITY MAPS
#48MRI scanner with active interference suppression and interference suppression method for an MRI scanner
#49Method and device for monitoring local coils
#50Estimating absolute phase of radio frequency fields of transmit and receive coils in a magnetic resonance
#51Magnetic resonance apparatus and operating method with adjustment of the excitation angle dependent on data acquisition field of view
#52Method and systems for coil selection in magnetic resonance imaging to reduce phase wrap artifact
#53Method and apparatus recording two magnetic resonance images
#54Method and apparatus for nuclear magnetic resonance measurements on borehole materials
#55Method, device and storage medium for scanning a k-space trajectory in magnetic resonance imaging
#56Method and apparatus for calibrating center frequency of MR and MRI system
#57Magnetic resonance imaging apparatus using positional information based on an image obtained by reconstructing a magnetic resonance signal
#58Image quality control in dynamic contrast enhanced magnetic resonance imaging
#59Device and method for detecting spikes during a magnetic resonance scan
#60Determining frequency for achieving a high signal-to-noise ratio in low impedance receivers
#61Adjusting a field distribution of an antenna arrangement of a magnetic resonance system
#62Operating a magnetic resonance device
#63Magnetic resonance apparatus and method that combine data acquisition techniques wherein cartesian scanning of k-space is changed, with accelerated imaging techniques requiring reference data
#64Magnetic resonance imaging apparatus, and method for the operation thereof
#65Methods and systems for magnetic resonance imaging
#66Automatic determination of correction factors for a magnetic resonance system
#67Magnetic resonance imaging using dataset undersampling
#68Magnetic resonance imaging apparatus
#69Phase deviation acquisition method and system, and phase calibration method and system
#70Magnetic resonance slice multiplexing method and apparatus
#71Method and magnetic resonance apparatus for calibrating a control sequence for examination of an object
#72Method and magnetic resonance apparatus for monitoring a cooling system of the magnetic resonance apparatus
#73RF flip angle adjustment in a downhole NMR tool
#74Method and apparatus for executing an accelerated magnetic resonance scan
#75Method and apparatus for processing MR signal, and computer program
#76Method for calibration in a magnetic resonance imaging procedure
#77Transmit coil frequency response correction for magnetic resonance imaging
#78Magnetic resonance imaging apparatus and abnormality detection method
#79Magnetic resonance imaging apparatus
#80Selective saturation pulse for downhole measurements
#81Magnetic resonance method and apparatus
#82Magnetic resonance imaging apparatus and adjustment method thereof
#83Magnetic resonance imaging apparatus and pulse design method
#84Systems and methods for simultaneous multi-slice imaging
#85Systems and methods for calibrated multi-spectral magnetic resonance imaging
#86Imaging phantom and systems and methods of using same
#87Output impedance calibration of integrated switched-mode power amplifiers
#88Systems and methods for an interleaved RF coil acquisition scheme
#89Apparatus and method for calibration of time origin of an RF pulse in MRI data acquisition systems
#90Calibrating a magnetic resonance apparatus
#91Robust principal component analysis for separation of on and off-resonance in 3D multispectral MRI
#92Method and apparatus for identifying an organ structure of an examined object in magnetic resonance image data
#93System and method for performing wave-encoded magnetic resonance imaging of an object
#94Method and magnetic resonance apparatus for determining a scan sequence based on a representation of a pulse response in k-space of the gradient system
#95Magnetic resonance tomography with slow temperature variation compensation
#96Correcting time
#97Selective NMR pulse for downhole measurements
#98Method and apparatus for recording calibration data for a GRAPPA magnetic resonance imaging algorithm
#99Method and apparatus for generating a magnetic resonance image data set
#100Magnetic resonance imaging apparatus
#101METHOD AND APPARATUS FOR VERIFYING A PULSE SEQUENCE OF MAGNETIC RESONANCE IMAGING APPARATUS
#102NMR spin-echo amplitude estimation
#103Method, computer and magnetic resonance apparatus
#104Magnetic resonance imaging apparatus and method for detecting error of magnetic resonance imaging apparatus
#105System and method for brain state classification
#106Magnetic resonance signal processing method, magnetic resonance signal processing apparatus and magnetic resonance apparatus, and program
#107Magnetic resonance apparatus and local RF coil assembly for use therein
#108System and method for reducing specific absorption rate in magnetization transfer magnetic resonance imaging
#109EPI ghost correction involving sense
#110Magnetic resonance imaging with RF noise detection coils
#111Systems and methods for joint trajectory and parallel magnetic resonance imaging optimization for auto-calibrated image reconstruction
#112Patient proximity-modulated specific absorption rate
#113Magnetic resonance apparatus and method for acquiring measurement data during simultaneous manipulation of spatially separate sub-volumes
#114MRI with magnet assembly adapted for convenient scanning of laboratory animals
#115Method and magnetic resonance apparatus for the acquisition of calibration data using simultaneous echo refocusing
#116System and method for reconstructing ghost-free images from data acquired using simultaneous multislice magnetic resonance imaging
#117Method and apparatus for determining a system frequency in magnetic resonance imaging
#118Magnetic resonance imaging apparatus and method for control thereof
#119CORRECTED MAGNETIC RESONANCE IMAGING USING COIL SENSITIVITIES
#120Subject-loaded helical-antenna radio-frequency coil for magnetic resonance imaging
#121Method and apparatus for magnetic resonance examination of an examination object
#122Method and magnetic resonance apparatus for performing an adjusting measurement
#123MRT and method for operating a clinical pTX system
#124MRI apparatus
#125Magnetic resonance imaging with different frequency encoding patterns
#126Adjustment of the table position in MR imaging
#127Method and magnetic resonance apparatus for generating a parameter map to compensate local inhomogeneities in the basic magnetic field
#128System calibration in an MR system
#129Method and apparatus to determine complex sensitivity factors of RF reception coils for magnetic resonance spectroscopy
#130Image reconstruction method and device for a magnetic resonance imaging system
#131Method for positioning at least one local coil for recording magnetic resonance data with a magnetic resonance device and magnetic resonance system
#132Adaptive specific absorption rate (SAR) control for magnetic resonance imaging
#133Receiver assembly of a magnetic resonance imaging system
#134RF amplifier control in parallel RF transmission based on power requirements
#135Broadband circuit for nuclear magnetic resonance
#136Signaling a tuning of adjustment parameters of a coil arrangement
#137High precision elemental composition determination
#138METHOD AND MAGNETIC RESONANCE SYSTEM FOR GENERATING MR IMAGES
#139Method and apparatus for automated determination of the resonance frequencies of protons for magnetic resonance examinations
#140Magnetic resonance system with RF power measurement check using a calibrated test pulse
#141Acceleration of stationary alignment measurements
#142Magnetic resonance signal correction
#143Feeding circuit arrangement for supplying a radio frequency signal to a plurality of coil elements of a magnetic resonance coil system
#144MRI Apparatus with RF corrected each TR interval
#145Spatial homogenization of the field strength of radiofrequency pulses
#146MRI with automatic adjustment of imaging conditions to not exceed SAR and SAE limits
#147Method and magnetic resonance apparatus for determination of excitation profiles from excitation pulses
#148Quality assurance apparatus and method for magnetic resonance based radiation therapy planning
#149Method for determining a position-dependent attenuation map of surface coils of a magnetic resonance/PET apparatus
#150Method for correcting errors associated with asynchronous timing offsets between transmit and receive clocks in MRI wireless radiofrequency coils
#151Magnetic resonance imaging apparatus and frequency shift measuring method
#152Establishing a magnetic resonance system actuation sequence
#153Apparatus, method, and magnetic resonance imaging system for shimming B1 magnetic field using RF transceiver coil and RF receiver coil
#154Magnetic resonance imaging apparatus and high-frequency magnetic field dertermination method
#155System and method for prepolarizing magnetic resonance- or relaxation-based measurements
#156Magnetic resonance imaging apparatus and flip angle determination method
#157Magnetic resonance imaging apparatus and flip angle determination method
#158Method and apparatus for acquisition of magnetic resonance data
#159Magnetic resonance system and method to continuously correct phase errors in multidimensional, spatially selective radiofrequency excitation pulses in a magnetic resonance measurement sequence
#160Magnetic resonance system and method to continuously correct phase errors in a multidimensional, spatially selective radiofrequency excitation pulse in a magnetic resonance measurement sequence
#161MRI data acquisition, reconstruction and correction methods for diffusion weighted imagine (DWI) and diffusion tensor imaging (DTI) and related systems
#162MR imaging using a multi-point dixon technique
#163MR imaging using a multi-point dixon technique
#164Magnetic resonance imaging apparatus and magnetic resonance imaging method
#165Method of characterizing
#166MRI PHANTOM WITH A PLURALITY OF COMPARTMENTS FOR T1 CALIBRATION
#167Magnetic resonance imaging apparatus and magnetic resonance imaging method
#168Method and apparatus for characterizing and optimizing an RF coil in a magnetic resonance imaging system
#169Method for determining a control sequence with parallel transmission
#170Apparatus for automatically testing and tuning radio frequency coil
#171Cooperative pulses
#172Magnetic resonance system and method for frequency calibration of the magnetic resonance system
#173Method for the control of a magnetic resonance system
#174Recording of calibration data for a magnetic resonance system
#175Fourier tickling for homonuclear decoupling in NMR
#176CONCURRENT OPTIMIZATION OF RF POWER AND RF FIELD UNIFORMITY IN MRI
#177Apparatus, method and computer-accessible medium for noninvasive determination of electrical properties of tissues and materials
#178DETERMINATION OF LOCAL SAR IN VIVO AND ELECTRICAL CONDUCTIVITY MAPPING
#179Generator of a modulated radiofrequency signal, method for calibrating the generator, and magnetic resonance imaging system
#180Accelerated B1 mapping
#181Magnetic resonance imaging apparatus and magnetic resonance imaging method
#182Magnetic resonance imaging apparatus, initial state creation method, optimum intensity determination method, and magnetic resonance imaging method
#183B1-mapping and B1L-shimming for MRI
#184Real-time local and global SAR estimation for patient safety and improved scanning performance
#185METHOD FOR RADIOFREQUENCY MAPPING IN MAGNETIC RESONANCE IMAGING
#186Phase sensitive radio frequency mapping for magnetic resonance imaging
#187System, method, and apparatus for magnetic resonance RF-field measurement
#188Method for mapping of the radio frequency field amplitude in a magnetic resonance imaging system using adiabatic excitation pulses
#189Reverse circularly polarized non-tissue damaging RF in MRI detection of coupled RF current producing objects in a body
#190Method for producing spectral-spatial parallel RF excitation pulses for magnetic resonance imaging
#191Method to determine a predetermined signal amplitude in MR measurements
#192Method for reducing maximum local specific absorption rate in magnetic resonance imaging
#193Systems and Methods for Reducing RF Power or Adjusting Flip Angles During an MRI for Patients with Implantable Medical Devices
#194MAGNETIC RESONANCE IMAGING SYSTEM AND METHOD
#195Method for obtaining amplitude and phase profiles of RF pulses for spatially selective excitation
#196Method for fast magnetic resonance radiofrequency coil transmission profile mapping
#197Method for calibration of a magnetic resonance acquisition channel, calibration data determination device and magnetic resonance system
#198Magnetic resonance imaging apparatus and magnetic resonance imaging method
#199Electronic NMR reference signal systems and methods
#200Method and magnetic resonance system for determining the flip angle distribution in a volume of an examination subject
#201Magnetic resonance imaging and radio frequency impedance mapping methods and apparatus
#202Magnetic resonance system and method for spatially-dependent adjustment of system parameters
#203MRI apparatus and RF transmit gain setting method
#204Method and system for magnetic resonance imaging using labeled contrast agents
#205Magnetic resonance apparatus, method and auxilliary coil element for manipulation of the Bfield
#206Method for adjustment of a B1 field of a magnetic resonance apparatus
#207Method and circuit arrangement for operating multi-channel transmit/receive antenna devices
#208RF field mapping for magnetic resonance imaging
#209High field magnetic resonance
#210System and method for assessing contrast response linearity for DCE-MRI images
#211SAR reduction in MR imaging with parallel RF transmission
#212Magnetic resonance imaging and radio frequency impedance mapping methods and apparatus
#213Method of effecting nuclear magnetic resonance experiments using Cartesian feedback
#214Methods and apparatus for reducing artifacts in MRI images
#215Methods and apparatus for measuring magnetic field homogeneity
#216Method and magnetic resonance system for adjustment of the field strength of RF pulses
#217B1 field control in magnetic resonance imaging
#218Specific energy absorption rate model
#219Method for determining midpoint coordinates of an image of a point-symmetrical structure
#220Method and magnetic resonance system for determining the flip angle distribution in a volume of an examination subject
#221Configuration for nuclear magnetic resonance imaging (MRI) with an MRI phantom
#222Method and apparatus for improved transmission-side accelerated PPA-based volume-selective magnetic resonance imaging
#223Method and system to dynamically configure transmit receive coils to calibrate a magnetic resonance imaging system
#224MR ductography
#225Method and system of determining parameters for MR data acquisition with real-time Boptimization
#226Variable flip angle, sar-reduced state free precession mri acquisition
#227Method of quantifying magnetic resonance spectrum
#228Method and magnetic resonance tomography apparatus for spatially resolved measurement of the B field distribution
#229System and method for multiple contrast encoding with magnetic resonance imaging