This paper proposes Partial Fast Hadamard Transform (PFHT) ac-cording to the S-SCH structural property, which extremely reduces the computing complexity to almost 70%.

• 该文分析了辅同步信道的结构,根据其构造特性提出了部分快速哈达玛变换(PFHT)的快速算法。理论分析证明该算法减少了接近70%25的运算量。