淮北师范大学学报:自然科学版
淮北師範大學學報:自然科學版
회북사범대학학보:자연과학판
Journal of Huaibei Coal Industry Teachers College(Natural Science edition)
2012年
2期
5-9
,共5页
王慧%张引兵%崇金凤%卓泽朋
王慧%張引兵%崇金鳳%卓澤朋
왕혜%장인병%숭금봉%탁택붕
理想自相关序列%DD序列%Hyperoval序列%WG序列%采样%互相关函数
理想自相關序列%DD序列%Hyperoval序列%WG序列%採樣%互相關函數
이상자상관서렬%DD서렬%Hyperoval서렬%WG서렬%채양%호상관함수
ideal autocorrelation sequences%Dillon- Dobbertin sequences%Hyperoval sequences%Welch- Gong sequences%decimation%crosscorrelation function
对于奇数n,研究了Welch—Gong(WG)序列与Hyperoval序列(及其某一采样序列)间的互相关函数以及Dillon—D0bbertin(DD)采样序列和Hyperoval序列间的互相关函数,研究表明,WG序列和Hyperoval序列(及1/(k-1)采样序列)间的互相关函数和采样间隔为2^k+1时的DD序列和Hyperoval序列间的互相关函数最终均与m-序列与其采样序列间的互相关函数相关.
對于奇數n,研究瞭Welch—Gong(WG)序列與Hyperoval序列(及其某一採樣序列)間的互相關函數以及Dillon—D0bbertin(DD)採樣序列和Hyperoval序列間的互相關函數,研究錶明,WG序列和Hyperoval序列(及1/(k-1)採樣序列)間的互相關函數和採樣間隔為2^k+1時的DD序列和Hyperoval序列間的互相關函數最終均與m-序列與其採樣序列間的互相關函數相關.
대우기수n,연구료Welch—Gong(WG)서렬여Hyperoval서렬(급기모일채양서렬)간적호상관함수이급Dillon—D0bbertin(DD)채양서렬화Hyperoval서렬간적호상관함수,연구표명,WG서렬화Hyperoval서렬(급1/(k-1)채양서렬)간적호상관함수화채양간격위2^k+1시적DD서렬화Hyperoval서렬간적호상관함수최종균여m-서렬여기채양서렬간적호상관함수상관.
For odd n, the crosscorrelation functions between Welch-Gong(WG) sequences and Hyperoval sequences(decimated Hyperoval sequences with one particular exponent) or that of decimated Dillon- Dobbertin (DD) sequences and Hyperoval sequences are investigated. In this correspondence, it shows that the calculations of the crosscorrelation functions between Welch- Gong sequences and Hyperoval sequences(a 1/( k -1) - decimated Hyperoval sequences) or that of a 2^k + 1- decimated Dillon- Dobbertin sequences and Hyperoval sequences are related to the crosscorrelation between m - sequences and their decimations.