发明授权
- 专利标题: High frequency coil unit and magnetic resonance imaging apparatus
- 专利标题(中): 高频线圈单元和磁共振成像装置
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申请号: US14001221申请日: 2012-04-06
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公开(公告)号: US09541614B2公开(公告)日: 2017-01-10
- 发明人: Yoshihisa Soutome , Yoshitaka Bito , Hideta Habara
- 申请人: Yoshihisa Soutome , Yoshitaka Bito , Hideta Habara
- 申请人地址: JP Tokyo
- 专利权人: HITACHI, LTD.
- 当前专利权人: HITACHI, LTD.
- 当前专利权人地址: JP Tokyo
- 代理机构: Brundidge & Stanger, P.C.
- 优先权: JP2011-087146 20110411
- 国际申请: PCT/JP2012/059574 WO 20120406
- 国际公布: WO2012/141106 WO 20121018
- 主分类号: G01R33/34
- IPC分类号: G01R33/34 ; A61B5/055
摘要:
The present invention is directed to an elliptical birdcage coil which reduces time and effort upon manufacturing and production cost, with less variations in performance. There is provided a high frequency coil unit made up of the elliptical birdcage coil having plural capacitors arranged at least on either of the ring conductors and the rung conductors, the capacitance of the plural capacitors being uniform with respect to each conductor type on which the capacitors are placed. In this elliptical birdcage coil, a value of inductance and arrangement of the ring conductors and the rung conductors are determined in such a manner that the capacitance of the capacitors becomes identical with respect to each conductor type on which the capacitors are arranged.
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