Google has overhauled Firestore’s query engine, introducing "Pipeline operations" that enable complex server-side aggregations and array unnesting. The update shifts Firestore Enterprise toward an ...
Abstract: Conventional beamforming with fixed-position antenna (FPA) arrays has a fundamental trade-off between maximizing the signal power (array gain) over a desired direction and simultaneously ...
Abstract: Extremely large-scale antenna array (ELAA) is viewed as one of the most promising technologies for future 6G communication systems. To fully exploit the performance of ELAA, accurate channel ...