2024年12月16日 · Unlike existing research on RIS at the transmitter in RIS-assisted OAM systems, the proposed RIS-OAM architecture offers a novel solution to the challenges of increased channel capacity and reduced power consumption in 6G networks.

This letter investigates OAM and OFDM along with their emerging variants with index modulation (IM) in MIMO configuration. In this letter, these techniques are implemented for different cell distances mainly for single user cases.

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 pro

4 天之前 · The contemporary mobile communication has undergone a significant shift towards a novel phase characterized by the emergence of Beyond 5G (B5G) and 6G technologies. These advancements underscore a focus on enhanced spectral efficiency, minimized latency, and expansive connectivity. This paper thoroughly examines 6G wireless communication networks, including their architectural framework, key ...

Section III explores challenges and potential solutions related to the integration of OAM into 6G systems. This section systematically addresses three pivotal stages: gen-eration, transmission,...

2021年9月22日 · This paper proposes the scheme of orbital angular momentum with index modulation (OAM-IM) by using the activated OAM modes themselves to carry additional information through the principle of IM to achieve considerably better error performance than the reference OAM-MDM schemes, while having the same level of detection complexity.

2025年2月18日 · Vortex beams can significantly enhance spectral efficiency and communication capacity, key requirements for 5G and 6G networks. By utilizing the unique properties of OAM, multiple data channels can be transmitted simultaneously on the same frequency without interference, greatly boosting the network’s data-handling capabilities.

2024年6月8日 · 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 the sixth-generation (6G) mobile communications. With SWIPT, battery-less IoE devices can be powered while communicating with other devices.

5 天之前 · 発表のポイント： 2022年からNTT、ドコモ、NECは6G実現に必要となる技術や課題に向け取り組みを進めています。今回の発表は6G時代の無線需要に備え、テラビット級の大容量無線伝送の実現をめざした取り組み成果です。

在这个方向上，与正交频分复用（OFDM）等频率复用相比，轨道角动量（OAM）等新颖的空间复用技术被认为具有潜在的优势。 本文研究了 OAM 和 OFDM 及其在 MIMO 配置中采用索引调制 (IM) 的新兴变体。 在本文中，这些技术主要针对单用户情况针对不同的小区距离实现。 然后在比较范围内进行误码率 (BER) 性能分析。 此外，针对低复杂度检测方法提出了基于最大似然和最小二乘的接收器技术。 通过对不同信噪比 (SNR) 进行广泛的 MATLAB 仿真，分析了这些技术的 …