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发明名称
用于BCH码字之缩短秦式搜寻演算法延时的方法及电路
摘要
申请公布号
TWI514778
申请公布日期
2015.12.21
申请号
TW103111501
申请日期
2014.03.27
申请人
衡宇科技股份有限公司
发明人
颜池男;洪瑞徽;杨学之
分类号
H03M13/15;H03K17/284
主分类号
H03M13/15
代理机构
代理人
李永钧 台北市大安区敦化南路2段182号7楼之1
主权项
一种用于缩短秦式搜寻演算法延时的方法,包含步骤:决定一移位因子p;接收一BCH码字;由该BCH码字计算徵状码;基于该徵状码,找寻一错误位置多项式;及对该错误位置多项式进行秦式搜寻,以找到该错误位置多项式之根,其中p为由该BCH码字的第一位元起连续零的数目,以伽罗瓦场GF(2m)内的非零元素取代该错误位置多项式的变数,执行秦式搜寻之迭代计算,该非零元素范围由αp+1至αn,其中n为该BCH码字的码长并等于2m-1,m为一正整数。
地址
新竹市新竹科学工业园区研新二路1号3楼
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