Three schemes of constructing 2?D OCDMA access networks are introduced, which deploy the technologies of Time/Space,WDM+OCDMA and FH+OCDMA.

• 介绍时间和空间(T/S)、波分和码分(WDM+OCDMA)、跳频和码分(FH+OCDMA)3种二维光码分多址编码方案.