无线通信发展范式与RIS的赋能作用Development Paradigm of Wireless Communication and Enabling Role of RIS
金梁,孙小丽,钟州,许晓明,陈如翰,张剑,邬江兴
摘要(Abstract):
无线通信利用电磁波承载信息实现远距离通信,摆脱线缆束缚,推动世界经济发展和社会进步。无线通信发展范式是与无线通信技术演进相关的自然规律、理论基础和实践规范。回顾了已有无线通信发展范式的适用范围、关键技术等,并指出无论被动适应还是主动利用无线环境的发展范式均受到“空谱墙”的制约,对抗无线扰动的能力还处于“靠天吃饭”的阶段,没有从根本上改变受限于无线环境的状况,制约了无线通信服务能力的提升。针对这一瓶颈问题,提出“改造定制无线环境”的无线通信发展新范式,并探索了新范式的理论和智能超表面(RIS)赋能的实践规范。
关键词(KeyWords): 范式;无线通信;RIS
基金项目(Foundation): 国家自然科学基金(61871404)
作者(Author): 金梁,孙小丽,钟州,许晓明,陈如翰,张剑,邬江兴
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