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Related papers: Digital Over-the-Air Computation: Achieving High R…

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Over-the-air computation (OAC) enables low-latency aggregation over multiple-access channels (MACs) by exploiting the superposition property of the wireless medium to compute functions efficiently in distributed networks. A critical but…

Signal Processing · Electrical Eng. & Systems 2026-02-25 Saeed Razavikia , Deniz Gündüz , Carlo Fischione

This paper studies an over-the-air federated edge learning (Air-FEEL) system with integrated sensing, communication, and computation (ISCC), in which one edge server coordinates multiple edge devices to wirelessly sense the objects and use…

Information Theory · Computer Science 2025-08-22 Dingzhu Wen , Sijing Xie , Xiaowen Cao , Yuanhao Cui , Jie Xu , Yuanming Shi , Shuguang Cui

Sixth-generation (6G) wireless networks evolve from connecting devices to connecting intelligence. The focus turns to Goal-Oriented Communications, where the effectiveness of communication is assessed through task-level objectives over…

Networking and Internet Architecture · Computer Science 2026-03-16 Lorenzo Mario Amorosa , Zhan Gao , Tony Chahoud , Yiqun Wu , Lukas Eller , Marco Skocaj , Roberto Verdone

We propose a framework to design integrated communication and computing (ICC) receivers capable of simultaneously detecting data symbols and performing over-the-air computing (AirComp) in a manner that: a) is systematically generalizable to…

This paper studies a hierarchical over-the-air computation (AirComp) network over a large area, in which multiple relays are exploited to facilitate data aggregation from massive WDs. We present a two-phase amplify-and-forward (AF) relaying…

Information Theory · Computer Science 2022-01-25 Feng Wang , Jie Xu , Vincent K. N. Lau , Shuguang Cui

Edge federated learning (FL) is an emerging paradigm that trains a global parametric model from distributed datasets based on wireless communications. This paper proposes a unit-modulus over-the-air computation (UMAirComp) framework to…

Information Theory · Computer Science 2022-04-12 Shuai Wang , Yuncong Hong , Rui Wang , Qi Hao , Yik-Chung Wu , Derrick Wing Kwan Ng

This paper investigates the effect of imperfect channel state information (CSI) on the over-the-air computation (AirComp) system, in which multiple wireless devices (WDs) send individual messages to one access point (AP) for distributed…

Information Theory · Computer Science 2022-03-01 Yilong Chen , Guangxu Zhu , Jie Xu

In this paper, we consider the ChannelComp framework, where multiple transmitters aim to compute a function of their values at a common receiver while using digital modulations over a multiple access channel. ChannelComp provides a general…

Signal Processing · Electrical Eng. & Systems 2025-02-14 Xiaojing Yan , Saeed Razavikia , Carlo Fischione

Federated learning (FL) has been considered a promising privacy preserving distributed edge learning framework. Over-the-air computation (AirComp) leveraging analog transmission enables the aggregation of local updates directly over-the-air…

Signal Processing · Electrical Eng. & Systems 2026-04-06 Lorenz Bielefeld , Paul Zheng , Oner Hanay , Yao Zhu , Yulin Hu , Anke Schmeink

In order to meet the demands of `Internet above the clouds', we propose a multiple-antenna aided adaptive coding and modulation (ACM) for aeronautical communications. The proposed ACM scheme switches its coding and modulation mode according…

Information Theory · Computer Science 2017-11-28 Jiankang Zhang , Sheng Chen , Robert G. Maunder , Rong Zhang , Lajos Hanzo

Ultra-fast wireless data aggregation (WDA) of distributed data has emerged as a critical design challenge in the ultra-densely deployed cellular internet of things network (CITN) due to limited spectral resources. Over-the-air computing…

Information Theory · Computer Science 2023-10-11 Ying Dong , Haonan Hu , Qiaoshou Liu , Tingwei Lv , Qianbin Chen , Jie Zhang

At present, there is a trend to deploy ubiquitous artificial intelligence (AI) applications at the edge of the network. As a promising framework that enables secure edge intelligence, federated learning (FL) has received widespread…

Information Theory · Computer Science 2024-03-29 Chunmei Xu , Shengheng Liu , Yongming Huang , Bjorn Ottersten , Dusit Niyato

In a multi-agent system, agents can cooperatively learn a model from data by exchanging their estimated model parameters, without the need to exchange the locally available data used by the agents. This strategy, often called federated…

Machine Learning · Computer Science 2023-05-09 Halil Yigit Oksuz , Fabio Molinari , Henning Sprekeler , Jörg Raisch

In response to the increasing number of devices expected in next-generation networks, a shift to over-the-air (OTA) computing has been proposed. By leveraging the superposition of multiple access channels, OTA computing enables efficient…

Ubiquity in network coverage is one of the main features of 5G and is expected to be extended to the computing domain in 6G. In order to provide this holistic approach of ubiquity in communication and computation, an integration of…

Networking and Internet Architecture · Computer Science 2022-06-30 Jörg von Mankowski , Emre Durmaz , Arled Papa , Hansini Vijayaraghavan , Wolfgang Kellerer

Unmanned aerial vehicle (UAV) networks are convinced as a significant part of 5G and emerging 6G wireless networks. UAV slicing is a promising proposal of converging different services onto a common UAV network without deploying individual…

Networking and Internet Architecture · Computer Science 2020-10-22 Peng Yang , Xing Xi , Tony Q. S. Quek , Jingxuan Chen , Xianbin Cao , Dapeng Wu

The rapid deployment of mega-constellations is driving the long-term vision of space data centers (SDCs), where interconnected satellites form in-orbit distributed computing and learning infrastructures. Enabling distributed federated…

Signal Processing · Electrical Eng. & Systems 2026-01-09 Anbang Zhang , Chenyuan Feng , Wai Ho Mow , Jia Ye , Shuaishuai Guo , Geyong Min , Tony Q. S. Quek

One of the key challenges towards the deployment of over-the-air federated learning (AirFL) is the design of mechanisms that can comply with the power and bandwidth constraints of the shared channel, while causing minimum deterioration to…

Information Theory · Computer Science 2023-05-19 Haifeng Wen , Hong Xing , Osvaldo Simeone

The integration of artificial intelligence (AI) and mobile networks is regarded as one of the most important scenarios for 6G. In 6G, a major objective is to realize the efficient transmission of task-relevant data. Then a key problem…

Information Theory · Computer Science 2024-05-01 Jingchen Peng , Boxiang Ren , Lu Yang , Chenghui Peng , Panpan Niu , Hao Wu

Over-the-air computation (AirComp) has emerged as a new analog power-domain non-orthogonal multiple access (NOMA) technique for low-latency model/gradient-updates aggregation in federated edge learning (FEEL). By integrating communication…

Information Theory · Computer Science 2021-11-12 Xiaowen Cao , Guangxu Zhu , Jie Xu , Shuguang Cui