公开(公告)号：US20150108979A1

公开(公告)日：2015-04-23

申请号：US14516712

申请日：2014-10-17

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  Korea University Research and Business Foundation

Inventor： Su-hyung PARK ,  Yeol-min SEONG ,  Sang-cheon CHOI

IPC: G01R33/561 ,  G01R33/385 ,  G01R33/48

CPC classification number: G01R33/5612 ,  G01R33/3852 ,  G01R33/4818 ,  G01R33/5611

Abstract: A magnetic resonance imaging (MRI) apparatus and method are provided. The MRI apparatus includes a first interpolator configured to generate a plurality of first interpolation data by performing calibration on a plurality of undersampled K-space data obtained from a plurality of channel coils in a radio frequency (RF) multi-coil, respectively, and a second interpolator configured to generate a plurality of second interpolation data by performing calibration on a plurality of filtered data obtained by filtering the first interpolation data using a plurality of high-pass filters.

Abstract translation: 提供磁共振成像（MRI）装置和方法。 MRI装置包括：第一内插器，被配置为通过分别对在射频（RF）多线圈中的多个通道线圈获得的多个欠采样的K空间数据执行校准来生成多个第一内插数据，以及 第二内插器，被配置为通过对通过使用多个高通滤波器对第一插值数据进行滤波而获得的多个滤波数据进行校准来生成多个第二插值数据。

公开(公告)号：US20150108977A1

公开(公告)日：2015-04-23

申请号：US14513453

申请日：2014-10-14

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  Korea University Research and Business Foundation

Inventor： Su-gil KIM ,  Yeol-min SEONG ,  Sang-cheon CHOI

IPC: G01R33/561 ,  G01R33/563 ,  G01R33/48 ,  G01R33/385 ,  G01R33/58

CPC classification number: G01R33/5611 ,  G01R33/385 ,  G01R33/4818 ,  G01R33/56308 ,  G01R33/58

Abstract: The MRI apparatus includes a data processor, which time-serially performs undersampling on MR signals respectively received by coil channels included in a radio frequency (RF) multi-coil to acquire undersampled K-t space data, and an image processor that acquires a time-space correlation coefficient, based on noise information of the coil channels, and restores pieces of unacquired line data from the undersampled K-t space data by using the time-space correlation coefficient to acquire restored K-t space data, thereby increasing an accuracy of the time-space correlation coefficient to improve a quality of an image.

Abstract translation: MRI装置包括数据处理器，其对由分别由射频（RF）多线圈中包含的线圈通道分别接收的MR信号进行欠采样，以获取欠采样的Kt空间数据;以及图像处理器，其获取时间空间 相关系数，基于线圈通道的噪声信息，并且通过使用时空相关系数来获取已恢复的Kt空间数据，从欠采样Kt空间数据中恢复未查询线数据，从而提高时空相关性的精度 系数提高了图像的质量。

公开(公告)号：US20150036907A1

公开(公告)日：2015-02-05

申请号：US14312230

申请日：2014-06-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yeol-min SEONG ,  Yang-lim CHOI

IPC: G06T7/00 ,  G06T5/00

CPC classification number: G06T11/003 ,  G06T3/4053

Abstract: Provided are a medical imaging apparatus and a method of reconstructing an image capable of selecting an image reconstruction mode. The method of reconstructing an image using a medical imaging apparatus may include displaying a user interface indicating at least one of a first mode for reducing time required for reconstruction of the image and a second mode for acquiring the image with high resolution, receiving an input selecting one of the first mode and the second mode as a selected mode, displaying at least one reconstruction option corresponding to the selected mode, receiving another input selecting at least one reconstruction option among the at least one displayed reconstruction option, and reconstructing the image according to the at least one selected reconstruction option and selected mode.

Abstract translation: 提供了一种医疗成像装置和重建能够选择图像重建模式的图像的方法。 使用医学成像装置重建图像的方法可以包括显示指示用于减少重建图像所需的时间的第一模式和用于以高分辨率获取图像的第二模式中的至少一个的用户界面，接收输入选择 第一模式和第二模式中的一个作为选择模式，显示与所选模式相对应的至少一个重建选项，接收在所述至少一个显示的重建选项中选择至少一个重建选项的另一输入，并根据 所述至少一个选择的重建选项和选择的模式。