RRC重配中已经给出了Preamble index=8。rach attempt：Msg1在SFN#20，subframe#9上发送，RAR监听窗口为210~220共10ms。UE在RAR监听窗口内使用RA-RNTI进行解码PDCCH (DCI format 1_0)，UE根据DCI1_0指示的时频位置接收PDSCH的MAC PDU内容，然后根据解析出RAPID，如果跟Msg1中的RAPID相同就说明接收到...
rach attempt: Msg1在SFN#20,subframe#9上发送,RAR监听窗口为210~220共10ms。 UE在RAR监听窗口内使用RA-RNTI进行解码PDCCH (DCI format 1_0),UE根据DCI1_0指示的时频位置接收PDSCH的MAC PDU内容,然后根据解析出RAPID,如果跟Msg1中的RAPID相同就说明接收到了正确的RAR。 UE在SFN#21的slot#7上接收到DCI。
T390When access attempt is barred at access barring check for an Access Category. The UE maintains one instance of this timer per Access Category.“Upon cell (re)selection, upon entering RRC_CONNECTED, upon reception of RRCReconfiguration including reconfigurationWithSync, upon change of PCell whil...
rach attempt: Msg1在SFN#20,subframe#9上发送,RAR监听窗口为210~220共10ms。 UE在RAR监听窗口内使用RA-RNTI进行解码PDCCH (DCI format 1_0),UE根据DCI1_0指示的时频位置接收PDSCH的MAC PDU内容,然后根据解析出RAPID,如果跟Msg1中的RAPID相同就说明接收到了正确的RAR。 UE在SFN#21的slot#7上接收到DCI。
Figure 11. 5G NR MAC RACH Attempt message at the UE. Figure 7. Log files of DU block on server gNB. RESULTS The results are obtained in table 1 with the following settings: subcarrier distance SCS = 30 kHz, MSG2 message response window size is ra-ResponseWindow = 20 slots ...