发明申请
US20060215473A1 Circuit for data bit inversion 有权
数据位反转电路

  • 专利标题: Circuit for data bit inversion
  • 专利标题(中): 数据位反转电路
  • 申请号: US11372738
    申请日: 2006-03-10
  • 公开(公告)号: US20060215473A1
    公开(公告)日: 2006-09-28
  • 发明人: Stefan Dietrich
  • 申请人: Stefan Dietrich
  • 申请人地址: DE Munchen
  • 专利权人: Infineon Technologies AG
  • 当前专利权人: Infineon Technologies AG
  • 当前专利权人地址: DE Munchen
  • 优先权: DE102005011386.9 20050311
  • 主分类号: G11C7/00
  • IPC分类号: G11C7/00
Circuit for data bit inversion
摘要:
An electric circuit for inverting a data bit of a data burst read out from a memory module comprises a buffer for buffering a data burst being comprised of at least two data words, a decoder device comprised of at least two parallel-connected decoders, each comparing bitwise and simultaneously two neighbouring data words of the data words buffered in the buffer and generating an inversion flag, if the number of different data bits of the two neighbouring data words exceeds half the number of data bits of a data word, a correction device for generating a corrected inversion flag for a specific decoder of the decoders by inverting or not inverting the inversion flag of the specific decoder dependent on the inversion flag generated by the specific decoder and the inversion flags generated by the remaining of the decoders, and an inversion device comprised of a plurality of inverters, each inverting or not inverting a present of the data words of an associated of the decoders dependent on the corrected inversion flag of the associated decoder.
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