Capacity of the (1,∞)-RLL Input-Constrained Erasure Channel with Feedback

被引:0
|
作者
Sabag, Oron [1 ]
Permuter, Haim H. [1 ]
Kashyap, Navin [2 ]
机构
[1] Ben Gurion Univ Negev, Beer Sheva, Israel
[2] Indian Inst Sci, Bengaluru, Karnataka, India
来源
2015 IEEE INFORMATION THEORY WORKSHOP (ITW) | 2015年
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中图分类号
TP [自动化技术、计算机技术];
学科分类号
0812 ;
摘要
The input-constrained erasure channel with feedback is considered, where the input sequence contains no consecutive 1's, i.e. the (1,infinity)-RLL constraint. The capacity is calculated using an equivalent dynamic program, which shows that the optimal average reward is equal to the capacity. The capacity can be expressed as C-epsilon = max(0) (<= p <= 1) H-b(p)/p+1/1-epsilon, where epsilon is the erasure probability and H-b(-) is the binary entropy. This capacity also serves as an upper bound on the capacity of the input-constrained erasure channel without feedback, a problem that is still open.
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页数:5
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