5G mobile networks are envisioned to support both evolved mobile broadband(eMBB) and ultra-reliable and low latency communications (URLLC), which may coexistand interfere with each other in the same service cell in ma...5G mobile networks are envisioned to support both evolved mobile broadband(eMBB) and ultra-reliable and low latency communications (URLLC), which may coexistand interfere with each other in the same service cell in many scenarios. In this paper, wepropose a dynamic 2-dimension bitmap resource indication to cancel eMBB services witha finer uplink cancellation granularity and a lower probability of false cancellation. Meanwhile,a resource indication based power control method is introduced to dynamically indicatedifferent power control parameters to the user equipment (UE) based on differenttime-frequency resource groups and the proportion of overlapping resources, by which thereliability of URLLC transmission is guaranteed while the impact on the performance ofthe eMBB service is minimized. Furthermore, a dynamic selection mechanism is proposedto accommodate the varying cases in different scenarios. Extensive system level simulationsare conducted and the results show that about 10.54% more URLLC UE satisfy therequirements, and the perceived throughput of eMBB UE is increased by 23.26%.展开更多
文摘5G mobile networks are envisioned to support both evolved mobile broadband(eMBB) and ultra-reliable and low latency communications (URLLC), which may coexistand interfere with each other in the same service cell in many scenarios. In this paper, wepropose a dynamic 2-dimension bitmap resource indication to cancel eMBB services witha finer uplink cancellation granularity and a lower probability of false cancellation. Meanwhile,a resource indication based power control method is introduced to dynamically indicatedifferent power control parameters to the user equipment (UE) based on differenttime-frequency resource groups and the proportion of overlapping resources, by which thereliability of URLLC transmission is guaranteed while the impact on the performance ofthe eMBB service is minimized. Furthermore, a dynamic selection mechanism is proposedto accommodate the varying cases in different scenarios. Extensive system level simulationsare conducted and the results show that about 10.54% more URLLC UE satisfy therequirements, and the perceived throughput of eMBB UE is increased by 23.26%.
