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Separation enhanced Gray codes

申请公布号:US7026965(B1)

申请号:US20050159586

申请日期:2005.06.23

申请公布日期:2006.04.11

申请人:
MARVELL INTERNATIONAL LTD.

发明人:WU ZINING

分类号:H03M7/04

主分类号:H03M7/04

摘要:A Gray code decoder for decoding input numbers includes a first select circuit that selects an M-bit Gray code number from a M-bit Gray code having a one-bit separation I and a two-bit separation J. A second select circuit selects an N-bit Gray code number from a N-bit Gray code, wherein K=M+N, M>=N, and at least one of I and J is greater than, or equal to, 2<SUP>N</SUP>. A concatenate circuit concatenates the selected M-bit Gray code number and the selected N-bit Gray code number to produce a K-bit Gray code number.

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