5G NR——传输信道、逻辑信道


1 传输信道

传输信道名称 缩写 下行 上行
Broadcast Channel BCH \bigstar  
Downlink Shared Channel DL-SCH \bigstar  
Paging Channel PCH \bigstar  
Uplink Shared Channel UL-SCH   \bigstar
Random Access Channel RACH   \bigstar

2 逻辑信道

逻辑信道名称 缩写 下行 上行 控制信道 业务信道
Broadcast Control Channe BCCH \bigstar   \bigstar  
Paging Control Channel PCCH \bigstar   \bigstar  
Common Control Channel CCCH \bigstar \bigstar \bigstar  
Dedicated Control Channel DCCH \bigstar​​​​​​​ \bigstar​​​​​​​ \bigstar​​​​​​​  
Dedicated Traffic Channel DTCH   \bigstar​​​​​​​   \bigstar​​​​​​​

3 逻辑信道和传输信道的映射

上行映射

逻辑信道 \ 传输信道 UL-SCH RACH
CCCH \bigstar  
DCCH \bigstar  
DTCH \bigstar ​​​​

下行映射

逻辑信道 \ 传输信道 BCH PCH DL-SCH
BCCH \bigstar   \bigstar
PCCH   \bigstar  
CCCH     \bigstar
DCCH     \bigstar
DTCH     \bigstar

参考

TS38.321 V15.2.0

 

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