Stacked intelligent metasurface (SIM) is an emerging technology that capitalizes on reconfigurable metasurfaces for several applications in wireless communications. SIM is considered an enabler for integrating communication, sensing and computing in a unique platform. In this paper, we offer a survey on the state of the art of SIM for wireless communications.

翻译：堆叠智能超表面（SIM）是一项新兴技术，它利用可重构超表面在无线通信中实现多种应用。SIM被视为在统一平台上集成通信、感知与计算功能的关键使能技术。本文针对无线通信领域中SIM技术的研究现状进行了系统性综述。