- 专利标题: Architecture for cascaded signal selection and signal concentration and/or reduction of digital received data by decimation and channel preselection
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申请号: US14975779申请日: 2015-12-19
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公开(公告)号: US10132885B2公开(公告)日: 2018-11-20
- 发明人: Stephan Biber , Georg Pirkl
- 申请人: Stephan Biber , Georg Pirkl
- 申请人地址: DE München
- 专利权人: Siemens Aktiengesellschaft
- 当前专利权人: Siemens Aktiengesellschaft
- 当前专利权人地址: DE München
- 代理机构: Lempia Summerfield Katz LLC
- 优先权: DE102014226676 20141219
- 主分类号: G01V3/00
- IPC分类号: G01V3/00 ; G01R33/36 ; A61B5/00 ; G01R33/30
摘要:
A magnetic resonance tomography system includes a plurality of MRT plugs for connection of antenna elements, respectively, of one of a plurality of local coils. Due to at least one analog switch matrix, antenna elements respectively connected to fewer than all of the MRT plugs may be connected in an analog fashion to receive signal processing elements of one of a plurality of receive signal processing element blocks respectively having a plurality of receive signal processing elements. Between outputs of receive signal processing element blocks and an evaluation device of the magnetic resonance tomography system, a digital channel selection unit is provided. On an input side of the digital channel selection unit, the digital channel selection unit may be connected to antenna elements. Signals from fewer antenna elements are present at the output of the digital channel selection unit than at an input of the digital channel selection unit.
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