Matching Traffic Demand in GEO Multibeam Satellites: The Joint Use of Dynamic Beamforming and Precoding Under Practical Constraints
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Broadcasting"
DOI: 10.1109/tbc.2022.3196173
Abstract: To adjust for the non-uniform spatiotemporal nature of traffic patterns, next-generation high throughput satellite (HTS) systems can benefit from recent technological advancements in the space-segment in order to dynamically design traffic-adaptive beam layout plans (ABLPs).… read more here.
Keywords: multibeam; traffic demand; traffic; dynamic beamforming ... See more keywords
Moiré metasurfaces for dynamic beamforming
Sign Up to like & getrecommendations! Published in 2022 at "Science Advances"
DOI: 10.1126/sciadv.abo1511
Abstract: Recent advances in digitally programmable metamaterials have accelerated the development of reconfigurable intelligent surfaces (RIS). However, the excessive use of active components (e.g., pin diodes and varactor diodes) leads to high costs, especially for those… read more here.
Keywords: metasurfaces dynamic; dynamic beamforming; moir metasurfaces;