With high-count fiber cable gradually used in access network to achieve FTTH, Slotted core cable has been accepted by the customer because of easy mid-span access.

随着接入网中逐渐使用大芯数光缆以实现光纤到户（FTTH），由于容易中途分支，骨架式带状光缆逐步被用户接受；

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MS employ slotted-ALOHA random access protocol on access channel and transmits preamble one after another.

在随机接入过程中移动台采用的是时隙ALOHA的随机接入协议方案，并采用阶梯式发送接入试探。

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In this talk, we introduce a new channel coding theory for time-slotted random multiple access networks, where users cannot jointly design their channel codes.

通信模式的核心假设就是各个用户之间不能够设计联合编码。

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