5 Model of physical layer of the UE
38.2023GPPNRRelease 17Services provided by the physical layerTS
The 5G-NR physical-layer model captures those characteristics of the 5G-NR physical-layer that are relevant from the point-of-view of higher layers. More specifically, the physical-layer model captures:
– The structure of higher-layer data being passed down to or up from the physical layer;
– The means by which higher layers can configure the physical layer;
– The different indications (error indications, channel-quality indications, etc.) that are provided by the physical layer to higher layers.