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Related papers: Semantic Waveforms for AI-Native 6G Networks

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Traditional communication systems focus on the transmission process, and the context-dependent meaning has been ignored. The fact that 5G system has approached Shannon limit and the increasing amount of data will cause communication…

Signal Processing · Electrical Eng. & Systems 2022-02-22 Chen Dong , Haotai Liang , Xiaodong Xu , Shujun Han , Bizhu Wang , Ping Zhang

Foundation model-based semantic transmission has recently shown great potential in wireless image communication. However, existing methods exhibit two major limitations: (i) they overlook the varying importance of semantic components for…

Image and Video Processing · Electrical Eng. & Systems 2025-09-30 Fangyu Liu , Peiwen Jiang , Wenjin Wang , Chao-Kai Wen , Shi Jin , Jun Zhang

Integrated sensing and communications (ISAC) as one of the key technologies is capable of supporting high-speed communication and high-precision sensing for the upcoming 6G. This paper studies a waveform strategy by designing the orthogonal…

Signal Processing · Electrical Eng. & Systems 2024-11-13 Ming Lyu , Hao Chen , Dan Wang , Guangyin Feng , Chen Qiu , Xiaodong Xu

This article investigates the exploitation of semantic communications in multi-user networks. We propose a novel heterogeneous semantic and bit multi-user framework for providing flawless, customized, and intelligent information…

Information Theory · Computer Science 2022-11-17 Xidong Mu , Yuanwei Liu

Semantic communications, which focus on transmitting the semantic meaning of data, have been proposed as a novel paradigm for achieving efficient and relevant communication. Meanwhile, non-orthogonal multiple access (NOMA) enhances spectral…

Signal Processing · Electrical Eng. & Systems 2025-08-20 Ximing Xie , Fang Fang , Lan Zhang , Xianbin Wang

Driven by the ultra-high throughput requirements of 6G, wireless communications are migrating to centimeter wave (cmWave) bands to overcome the limitations of current spectral resources. Massive multiple-input multiple-output (MIMO) and…

Signal Processing · Electrical Eng. & Systems 2026-05-20 Ziqi Han , Ziwei Wan , Hengwei Zhang , Keke Ying , Chabalala S. Chabalala , Dapeng Li , Wei Wang , Zhen Gao

Semantic communication (SemCom) aims to convey the meaning behind a transmitted message by transmitting only semantically-relevant information. This semantic-centric design helps to minimize power usage, bandwidth consumption, and…

Signal Processing · Electrical Eng. & Systems 2023-04-26 Tilahun M. Getu , Georges Kaddoum , Mehdi Bennis

Deep learning-based joint source-channel coding (DeepJSCC) has emerged as a promising technique in 6G for enhancing the efficiency and reliability of data transmission across diverse modalities, particularly in low signal-to-noise ratio…

Signal Processing · Electrical Eng. & Systems 2025-09-09 Kaiyi Chi , Yinghui He , Qianqian Yang , Zhiping Jiang , Yuanchao Shu , Zhiqin Wang , Jun Luo , Jiming Chen

In this paper, the waveform design for 6G integrated sensing and communication (ISAC) systems is investigated, with a particular focus on the practical limitations imposed by imperfect full-duplex radios. Under such imperfections,…

Signal Processing · Electrical Eng. & Systems 2026-05-05 Ning Wei , Aimin Tang , Yin Xu , Wenze Qu

Mobile Artificial Intelligence-Generated Content (AIGC) networks enable massive users to obtain customized content generation services. However, users still need to download a large number of AIGC outputs from mobile AIGC service providers,…

Networking and Internet Architecture · Computer Science 2024-09-27 Jian Liu , Ming Xiao , Jinbo Wen , Jiawen Kang , Ruichen Zhang , Tao Zhang , Dusit Niyato , Weiting Zhang , Ying Liu

The sixth-generation (6G) wireless networks are envisioned to provide a global coverage for the intelligent digital society of the near future, ranging from traditional terrestrial to non-terrestrial networks, where reliable communications…

Information Theory · Computer Science 2021-02-04 Zhiqiang Wei , Weijie Yuan , Shuangyang Li , Jinhong Yuan , Ganesh Bharatula , Ronny Hadani , Lajos Hanzo

Compared with the current Shannon's Classical Information Theory (CIT) paradigm, semantic communication (SemCom) has recently attracted more attention, since it aims to transmit the meaning of information rather than bit-by-bit…

Image and Video Processing · Electrical Eng. & Systems 2023-04-20 Bingxuan Xu , Rui Meng , Yue Chen , Xiaodong Xu , Chen Dong , Hao Sun

In the high-mobility scenarios of next-generation wireless communication systems (beyond 5G/6G), the performance of orthogonal frequency division multiplexing (OFDM) deteriorates drastically due to the loss of orthogonality between the…

Signal Processing · Electrical Eng. & Systems 2023-03-01 Yu Zhou , Haoran Yin , Jiaojiao Xiong , Shiyu Song , Jiajun Zhu , Jinming Du , Haibo Chen , Yanqun Tang

Wireless channel sensing is one of the key enablers for integrated sensing and communication (ISAC) which helps communication networks understand the surrounding environment. In this work, we consider MIMO-OFDM systems and aim to design…

Information Theory · Computer Science 2023-01-26 Xinyang Li , Vlad C. Andrei , Ullrich J. Mönich , Holger Boche

With the recent advancements in edge artificial intelligence (AI), future sixth-generation (6G) networks need to support new AI tasks such as classification and clustering apart from data recovery. Motivated by the success of deep learning,…

Networking and Internet Architecture · Computer Science 2023-04-06 Zhonghao Lyu , Guangxu Zhu , Jie Xu , Bo Ai , Shuguang Cui

The sixth generation (6G) systems will likely employ orthogonal frequency division multiplexing (OFDM) waveform for performing the joint task of sensing and communication. In this paper, we design an OFDM system for integrated sensing and…

Information Theory · Computer Science 2025-09-30 Vijaya Yajnanarayana , Philipp Geuer

Semantic communication (SemCom) redefines wireless communication from reproducing symbols to transmitting task-relevant semantics. However, this AI-native architecture also introduces new vulnerabilities, as semantic failures may arise from…

Cryptography and Security · Computer Science 2026-03-05 Lan Zhang , Chengsi Liang , Zeming Zhuang , Yao Sun , Fang Fang , Xiaoyong Yuan , Dusit Niyato

Metaverse over wireless networks is an emerging use case of the sixth generation (6G) wireless systems, posing unprecedented challenges in terms of its multi-modal data transmissions with stringent latency and reliability requirements.…

Networking and Internet Architecture · Computer Science 2022-12-15 Jihong Park , Jinho Choi , Seong-Lyun Kim , Mehdi Bennis

Recently, a two-dimension (2D) modulation waveform of orthogonal time-frequency-space (OTFS) has been a popular 6G candidate to replace existing orthogonal frequency division multiplexing (OFDM). The extensive OTFS researches help to make…

Signal Processing · Electrical Eng. & Systems 2024-12-30 Yihua Ma , Zhifeng Yuan , Yu Xin , Jiang Hua , Guanghui Yu , Jin Xu , Liujun Hu

Integrated Sensing and Communications (ISAC) is emerging as a foundational paradigm for next-generation wireless networks, enabling communication infrastructures to simultaneously support data transmission and environment sensing. By…

Networking and Internet Architecture · Computer Science 2026-01-07 S. Zhang , M. Feizarefi , A. F. Mirzaei
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