wireless communication hardware
可重构智能表面
Reconfigurable Intelligent SurfacesA smart surface composed of a large array of low-cost, passive or active meta-atoms that can dynamically control the amplitude, phase, and polarization of the reflected electromagnetic wave to enhance wireless signal coverage and quality. / 一种由大量低成本、无源或有源超原子组成的智能表面，能够动态控制反射电磁波的幅度、相位和偏振，以增强无线信号覆盖和质量。
- Knowledge type
- 物理设备
- First proposed or discovered
- Proposer
- Turkey Farm member
- Creator
- 农场主
- Last updated
- 2026-10-30 20:06:00
Sub-knowledge points
Higher-order knowledge points
Main parameters and performance indicators
RIS array size: Determines the number of controllable elements and the degree of wavefront shaping.Operating frequency: The specific radio frequency band for which the surface is designed.Reflection coefficient: The ability of the surface to reflect signals with a specific phase shift.
Open problems
Channel state information acquisitionHardware implementation complexityEnergy efficiency optimization
Related literature
ranked by community starsAI-orchestrated reconfigurable intelligent surfaces for ultra-reliable and low-latency communication in 6G-enabled telemedicine networksOpen source
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Creation and modification trail
1 recordsRecord title: Reconfigurable Intelligent Surfaces.
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