Abstract: Next-generation communication systems are required to be efficient in power and spectrum usage. In this direction, novel spatial multiplexing techniques, such as orbital angular momentum (OAM), in contrast to frequency multiplexing, such as orthogonal frequency division multiplexing (OFDM), are regarded to uphold potential advantages.

Dec 16, 2024 · In this article, an architecture based on reconfigurable intelligent surface (RIS) and orbital angular momentum (OAM) is proposed for increasing both channel capacity and energy efficiency. OAM can significantly enhance channel capacity through multiplexing, while RIS can reconfigure radio environments to reduce the system's energy consumption ...

In this survey, we explore the pivotal role of Orbital Angular Momentum (OAM) within the framework of wireless communication, with a special emphasis on its prospective contributions to sixth-generation (6G) systems.

Sep 24, 2020 · 未来oam波束可以应用于基站间的链路回传、终端间的近场通信以及微基站到用户端接入的6g场景。 要充分发挥oam在无线通信中的作用，在oam的产生、传输和接收等方面还有很多问题需要解决。

Feb 17, 2022 · oam作为6g潜在核心关键技术之一，能够利用模态间正交性，在点对点场景下提供高速率数据中继传输能力。 演示验证实验系统复用多个正交OAM模态，采用高阶调制和W波段大带宽传输，达到1Tbps传输容量；同时平台采用OAM专用抛物面天线解决OAM波束的发散问题 ...

Jun 29, 2021 · The radio frequency-based orbital angular momentum (OAM) mode has received significant attention from the academic and industrial areas with the objective of enhancing the spectral efficiency (SE) of mmWave-based 6G wireless communication systems [3,4,5]. Traditional resources (e.g., time and frequency) of plane-wave-based wireless ...

随着近期中国6g研究大幕正式开启，大家都比较关心国内在哪些6g研究方向上发力， 都有哪些候选技术最有可能支撑中国未来的6G。 为此，我们特地制作了一个系列专访，将陆

Feb 20, 2023 · 为探索 OAM 技术在通信系统的应用，提出 OAM 与非正交多址接入（Non-Orthogonal Multiple Access，NOMA）结合、OAM 与可重构智能表面（Reconfigurable Intelligent Surface，RIS）结合等方案，论证了统计态 OAM 未来 6G应用可行性。

Feb 17, 2022 · oam作为6g潜在核心关键技术之一，能够利用模态间正交性，在点对点场景下提供高速率数据中继传输能力。 演示验证实验系统复用多个正交OAM模态，采用高阶调制和W波段大带宽传输，达到1Tbps传输容量；同时平台采用OAM专用抛物面天线解决OAM波束的发散问题 ...

Mar 25, 2022 · Abstract: Simultaneous wireless information and power transfer (SWIPT), which achieves both wireless energy transfer (WET) and information transfer, is an attractive technique for future Internet of Everything (IoE) in 6G mobile communications. With SWIPT, battery-less IoE devices can be powered while communicating with other devices.