A scalar-quantization codebook for LoS RIS channels guarantees the reflected beam stays within its 3 dB beamwidth using about log2(N)+2 to log2(N)+4 feedback bits, versus N times the per-element bit budget.
Smart radio environments empowered by reconfigurable intelligent surfaces: How it works, state of research, and the road ahead,
1 Pith paper cite this work. Polarity classification is still indexing.
1
Pith paper citing it
citation-role summary
background 1
citation-polarity summary
fields
cs.IT 1years
2025 1verdicts
CONDITIONAL 1roles
background 1polarities
unclear 1representative citing papers
citing papers explorer
-
Control Signaling for Reconfigurable Intelligent Surfaces: How Many Bits are Needed?
A scalar-quantization codebook for LoS RIS channels guarantees the reflected beam stays within its 3 dB beamwidth using about log2(N)+2 to log2(N)+4 feedback bits, versus N times the per-element bit budget.