Gray code

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Gray code

n
(Computer Science) a modification of a number system, esp a binary code, in which any adjacent pair of numbers, in counting order, differ in their digits at one position only, the absolute difference being the value 1
[named after Frank Gray, 20th-century American physicist]
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References in periodicals archive ?
where [BER.sub.j] is the bit error rate of MQAM of modulation size [M.sub.j] with Gray coding. An accurate expression of [BER.sub.j] is given by [25][26]