New rate pairs in the zero-error capacity region of the binary multiplying channel without feedback
New rate pairs in the zero-error capacity region of the binary multiplying channel without feedback
复制标题
无反馈二进制乘法通道零误差容量区域中的新速率对
DOI:
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发表时间:
2000
影响因子:
2.5
通讯作者:
L. Tolhuizen
中科院分区:
文献类型:
--
作者:
L. Tolhuizen
We construct uniquely decodable (UD) code pairs for the binary multiplying channel without feedback, using pairs of binary codes. By taking appropriate cosets of linear codes with many information sets for these binary codes, we obtain new rate pairs in the zero-error capacity region Z of this channel. In particular, the rate pair (log(3/2), log(3/2)) is in Z and yields the largest known sum of the rates of pairs in Z. As this rate pair can be achieved with UD pairs with equal members, we have obtained an asymptotically optimal construction for the combinatorial concept of cancellative families of sets.