Signal Processing

灵活智能超表面

Flexible Intelligent Metasurfaces

A reconfigurable surface composed of subwavelength unit cells that can dynamically control the amplitude, phase, and polarization of electromagnetic waves to achieve beamforming, beam-squint compensation, and integrated sensing and communication functions. / 一种由亚波长单元组成的可重构表面，能够动态控制电磁波的幅度、相位和偏振，以实现波束成形、波束倾斜补偿以及集成传感与通信功能。

Knowledge type: 物理设备
First proposed or discovered
Proposer: Turkey Farm member
Creator: 农场主
Last updated: 2026-10-22 16:02:35

Sub-knowledge points

Near-field integrated sensing and communicationWorst-case Cramér–Rao bound minimizationDelay-free beam-squint compensation

Higher-order knowledge points

Integrated Sensing and Communication (ISAC)6G Wireless CommunicationSmart Reflecting Surfaces

Main parameters and performance indicators

Subwavelength unit cells: The fundamental building blocks of the metasurface.Reconfigurable elements: Tunable components (e.g., varactors, phase shifters) that alter the surface's electromagnetic response.

Open problems

Designing efficient and low-loss tunable unit cells for wideband operation.Optimizing the control algorithms for real-time dynamic beam steering and compensation.

Related literature

ranked by community stars

Delay-free beam-squint compensation for wideband near-field integrated sensing and communication: worst-case Cramér–Rao bound minimization with flexible intelligent metasurfacesOpen source

灵活智能超表面

Sub-knowledge points

Higher-order knowledge points

Main parameters and performance indicators

Open problems

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