发明公开
- 专利标题: MAGNETIC RESONANCE IMAGING METHOD WITH SUB-SAMPLED ACQUISITION
- 专利标题(中): 与UNDER SCAN磁共振方法
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申请号: EP01960497.4申请日: 2001-07-13
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公开(公告)号: EP1307757A1公开(公告)日: 2003-05-07
- 发明人: FUDERER, Miha , VAN DEN BRINK, Johan, S. , JURRISSEN, Michel, P., J. , VAN MUISWINKEL, Arianne, M., C. , KATSCHER, Ulrich
- 申请人: Koninklijke Philips Electronics N.V. , Philips Corporate Intellectual Property GmbH
- 申请人地址: Groenewoudseweg 1 5621 BA Eindhoven NL
- 专利权人: Koninklijke Philips Electronics N.V.,Philips Corporate Intellectual Property GmbH
- 当前专利权人: Koninklijke Philips Electronics N.V.,Philips Corporate Intellectual Property GmbH
- 当前专利权人地址: Groenewoudseweg 1 5621 BA Eindhoven NL
- 代理机构: Cohen, Julius Simon
- 优先权: EP00202728 20000731; EP00203285 20000921
- 国际公布: WO02010787 20020207
- 主分类号: G01R33/561
- IPC分类号: G01R33/561 ; G01R33/3415
摘要:
A magnetic resonance imaging method employs sub-sampled signal acquisition from a number of receiver coils such as surface coils. A full field-of-view magnetic resonance image is reconstructed on the basis of the sensitivity profiles of the receiver coils, for example on the basis of the SENSE technique. The reconstruction is carried out mathematically as an optimization, for example, requiring a minimum noise level in the magnetic resonance image. According to the invention, a priori information is also involved in the reconstruction and the a priori information is taken into account especially as a constraint in said optimization.
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