Author
Emmanuel Ampoma Affum
Recent research
- Engineering & Technology
Hybrid CD‐MMSE Two‐Timescale Channel Estimation for RIS‐Assisted 6G Systems
ABSTRACT Reconfigurable intelligent surfaces (RIS) represent a transformative technology for enhancing coverage and energy efficiency in sixth‐generation (6G) wireless networks. However, the substantial pilot overhead required to estimate cascaded channels remains a critical bott...