Invention Grant
US08502538B2 B1 and/or B0 mapping in MRI system using k-space spatial frequency domain filtering with complex pixel by pixel off-resonance phase in the B0 map
有权
B1和/或B0映射在MRI系统中使用k空间空间频域滤波与B0图中复杂像素离共振相位
- Patent Title: B1 and/or B0 mapping in MRI system using k-space spatial frequency domain filtering with complex pixel by pixel off-resonance phase in the B0 map
- Patent Title (中): B1和/或B0映射在MRI系统中使用k空间空间频域滤波与B0图中复杂像素离共振相位
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Application No.: US12801117Application Date: 2010-05-24
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Publication No.: US08502538B2Publication Date: 2013-08-06
- Inventor: Wayne R. Dannels , Andrew J. Wheaton
- Applicant: Wayne R. Dannels , Andrew J. Wheaton
- Applicant Address: JP Minato-ku, Tokyo JP Otawara-shi, Tochigi
- Assignee: Kabushiki Kaisha Toshiba,Toshiba Medical Systems Corporation
- Current Assignee: Kabushiki Kaisha Toshiba,Toshiba Medical Systems Corporation
- Current Assignee Address: JP Minato-ku, Tokyo JP Otawara-shi, Tochigi
- Agency: Nixon & Vanderhye PC
- Main IPC: G01R33/24
- IPC: G01R33/24
Abstract:
Frequency filtering of spatially modulated or “tagged” MRI data in the spatial frequency k-space domain with subsequent 2DFT to the spatial domain and pixel-by-pixel arithmetic calculations provide robust data that can be used to derive B1 and/or B0 maps for an MRI system.
Public/Granted literature
- US20100239151A1 B1 and/or B0 mapping in MRI system using k-space spatial frequency domain filtering Public/Granted day:2010-09-23
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