Several kinds of combined codes are researched. The optical orthogonal codes (OOC’s)
extended quadratic congruence (EQC) code and prime code are all combined with frequency respectively. A kind of combined multi hopping frequency code is firstly proposed. The comparison of capabilities among several codes mentioned above (including single hopping frequency code and multi hopping frequency code for optical CDMA system) is also given.
关键词
光正交码EQC码素数码单跳频码多跳频码
Keywords
OOCEQC codeprime codesingle hopping frequency codemulti hopping frequency code