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One basic operation of Internet-of-Things (IoT) networks is aggregating distributed sensing-data over wireless-channels for function-computation, called wireless-data-aggregation (WDA). Targeting dense sensors, a recently developed…

Information Theory · Computer Science 2018-12-07 Dingzhu Wen , Guangxu Zhu , Kaibin Huang

The next generation of wireless communications systems will employ new frequency bands such as those in the upper midband, millimeter-wave and sub-terahertz frequency bands. The high energy consumption of analog-to-digital converters…

Information Theory · Computer Science 2025-05-27 D. Melo , L. Landau , R. de Lamare

Molecular communication (MC) is emerging paradigm that employs molecules as information carriers, inspired by biological signaling processes. Existing modulation schemes such as on-off keying (OOK), although simple to implement, suffer from…

Emerging Technologies · Computer Science 2026-03-10 Muskan Ahuja , Abhishek K. Gupta

Over the air computation (AirComp) is a promising technique that addresses big data collection and fast wireless data aggregation. However, in a network where wireless communication and AirComp coexist, mutual interference becomes a…

Signal Processing · Electrical Eng. & Systems 2025-07-08 Xunqiang Lan , Xiao Tang , Ruonan Zhang , Bin Li , Yichen Wang , Dusit Niyato , Zhu Han

Automatic modulation classification (AMC) is a crucial stage in the spectrum management, signal monitoring, and control of wireless communication systems. The accurate classification of the modulation format plays a vital role in the…

Signal Processing · Electrical Eng. & Systems 2023-04-04 Jiawei Zhang , Tiantian Wang , Zhixi Feng , Shuyuan Yang

We propose a novel flexible and scalable framework to design integrated communication and computing (ICC) -- a.k.a. over-the-air computing (AirComp)-- receivers. To elaborate, while related literature so far has generally focused either on…

Signal Processing · Electrical Eng. & Systems 2024-11-12 Kuranage Roche Rayan Ranasinghe , Kengo Ando , Giuseppe Thadeu Freitas de Abreu

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

Being an effective non-orthogonal multiple access (NOMA) technique, sparse code multiple access (SCMA) is promising for future wireless communication. Compared with orthogonal techniques, SCMA enjoys higher overloading tolerance and lower…

Information Theory · Computer Science 2018-04-03 Chuan Zhang , Chao Yang , Wei Xu , Shunqing Zhang , Zaichen Zhang , Xiaohu You

Multimodal semantic communication has great potential to enhance downstream task performance by integrating complementary information across modalities. This paper introduces ProMSC-MIS, a novel Prompt-based Multimodal Semantic…

Multimedia · Computer Science 2025-08-28 Haoshuo Zhang , Yufei Bo , Meixia Tao

Body-conduction microphone signals (BMS) bypass airborne sound, providing strong noise resistance. However, a complementary modality is required to compensate for the inherent loss of high-frequency information. In this study, we propose a…

Sound · Computer Science 2025-08-29 Yunsik Kim , Yoonyoung Chung

We propose an over-the-air digital predistortion optimization algorithm using reinforcement learning. Based on a symbol-based criterion, the algorithm minimizes the errors between downsampled messages at the receiver side. The algorithm…

Signal Processing · Electrical Eng. & Systems 2021-11-24 Yibo Wu , Jinxiang Song , Christian Häger , Ulf Gustavsson , Alexandre Graell i Amat , Henk Wymeersch

In a cooperative relay network, a relay node (R) facilitates data transmission to the destination node (D), when the latter is unable to decode the source node (S) data correctly. This paper considers such a system model and presents a…

Information Theory · Computer Science 2008-11-27 Morteza Mardani , Jalil S. Harsini , Farshad Lahouti , Behrouz Eliasi

This paper introduces SENMap, a mapping and synthesis tool for scalable, energy-efficient neuromorphic computing architecture frameworks. SENECA is a flexible architectural design optimized for executing edge AI SNN/ANN inference…

Mobile edge computing (MEC) is powerful to alleviate the heavy computing tasks in integrated sensing and communication (ISAC) systems. In this paper, we investigate joint beamforming and offloading design in a three-tier integrated sensing,…

Information Theory · Computer Science 2024-01-29 Peng Liu , Zesong Fei , Xinyi Wang , Yiqing Zhou , Yan Zhang , Fan Liu

This work is concerned with integrated sensing, communication, and computation (ISCC) in uplink orthogonal frequency division multiplexing (OFDM) systems, wherein multiple devices perform target sensing and over-the-air computation…

Signal Processing · Electrical Eng. & Systems 2025-07-08 Biao Dong , Bin Cao , Qinyu Zhang

Media-based modulation (MBM) is a novel modulation technique that can improve the spectral efficiency of the existing wireless systems. In MBM, multiple radio frequency (RF) mirrors are placed near the transmit antenna(s) and are switched…

Information Theory · Computer Science 2021-01-07 Manish Mandloi , Devendra Singh Gurjar

This paper investigates over-the-air computation (AirComp) in the context of multiple-access time-varying multipath channels. We focus on a scenario where devices with high mobility transmit their sensing data to a fusion center (FC) for…

Information Theory · Computer Science 2024-03-19 Xinyu Huang , Henrik Hellstrom , Carlo Fischione

This paper studies a generalization of sparse superposition codes (SPARCs) for communication over the complex additive white Gaussian noise (AWGN) channel. In a SPARC, the codebook is defined in terms of a design matrix, and each codeword…

Information Theory · Computer Science 2021-06-25 Kuan Hsieh , Ramji Venkataramanan

The evolution of programmable metasurfaces (PM) from passive beamforming to active information transmission marks a paradigm shift for next-generation wireless systems. However, this transition is hindered by fundamental limitations in…

Information Theory · Computer Science 2025-11-18 Xuehui Dong , Miyu Feng , Chen Shao , Bokai Lai , Jianan Zhang , Rujing Xiong , Kai Wan , Tiebin Mi , Robert Caiming Qiu

Integrated sensing and communication (ISAC) enables numerous innovative wireless applications. Communication-centric design is a practical choice for the construction of the sixth generation (6G) ISAC networks. Continuous-wave-based ISAC…

Information Theory · Computer Science 2025-05-27 Yifeng Xiong , Junsheng Mu , Shuangyang Li , Marco Lops , Jianhua Zhang