Abstract:In order to effectively reduce the effects of multi-access interference on the performance of optical code division multiple access (CDMA) communication systems with intensity modulation and direct detection,according to group information, a novel kind of multi-access interference cancellation scheme based on fiber Bragg grating(FBG)used with two dimensional address code MPC/OOC is presented. Considering the effects of multi-access interference, avalanche photodiode (APD) noise, and thermal noise, the performance of proposed optical CDMA communication systems is analyzed in detail. The result shows that this kind of multi-access interference cancellation scheme based on FBG can effectively reduce the influence of multi-access interference. And when received optical power is lager enough, the multi-access interference in two dimensional optical CDMA communication systems with MPC/OOC can be reduced completely.
谭庆贵; 胡渝; 林佩. 一种基于光纤布拉格光栅的新型多址干扰消除方案[J]. 电子与信息学报, 2007, 29(3): 696-698 .
Tan Qing-gui; Hu Yu; Lin Pei. A Novel Kind of Multi-access Interference Cancellation Scheme Based on Fiber Bragg Gratings. , 2007, 29(3): 696-698 .