Samsung Electronics Co., Ltd.

Young-beom Kim

Jae-mock Yi

Yeun-chul Ryu

Seong-deok Lee

Joon-sung Choi

Tae-yong Song

A magnetic resonance imaging (MRI) apparatus for obtaining a magnetic resonance (MR) image using a multi-echo pulse sequence including a plurality of repetition times, including a memory configured to store an MR signal obtained using the multi-echo pulse sequence, and an image processor configured to determine a plurality of echo times included in the plurality of repetition times to provide the multi-echo pulse sequence including the plurality of echo times during the plurality of repetition times, and to obtain the MR image, based on the MR signal, wherein the plurality of repetition times includes a first repetition time adjacent to a second repetition time, wherein the plurality of echo times includes a first echo time of the first repetition time, a second echo time of the first repetition time, a first echo time of the second repetition time, and a second echo time of the second repetition time.

Magnetic resonance imaging apparatus and method for obtaining magnetic resonance image

A magnetic resonance imaging (MRI) system includes a main magnet configured to generate a static magnetic field, a gradient coil configured to generate a gradient magnetic field, and a radio frequency (RF) coil arrangement including RF components corresponding to volumes representing target regions of a subject, each of the volumes including slices, each RF components including sets of RF coil elements, and each set of RE coil elements being configured to apply RF fields to a slice of the corresponding volume.

Magnetic resonance imaging system using radio frequency (RF) coils corresponding to volumes representing target regions

Provided are apparatuses and methods for magnetic resonance imaging (MRI). The magnetic resonance imaging (MRI) method includes applying radio frequency (RF) pulses to an object in a magnetic field, the RF pulses having different frequency bands for each of at least two types of nucleus in the object; applying predetermined pulse sequences for each type of nucleus to the object; receiving magnetic resonance signals emitted by each nucleus in response to the RF pulses and the predetermined pulse sequences; and generating an image of the object based on the received magnetic resonance signals.

Magnetic resonance imaging (MRI) system and method

Provided is a magnetic resonance imaging and positron emission tomography (MRI-PET) system. The MRI-PET system includes a PET unit and a radiofrequency (RF) coil disposed within a gradient coil assembly.

Magnetic resonance imaging and positron emission tomography system

A method of shimming a magnetic field, includes applying radio frequency (RF) signals to an object, using a transceiver coil, and calibrating phase offsets of magnetic resonance signals acquired from the object through a receiver coil. The method further includes generating RF signals to be applied through the transceiver coil based on magnetic resonance signals acquired from the object through the transceiver coil and the calibrated magnetic resonance signals.

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Yongin-si, South Korea

Young-beom Kim