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One of the most promising techniques for network-wide interference management necessitates a redesign of the network architecture known as cloud radio access network (CRAN). The cloud is responsible for coordinating multiple Remote Radio…

Information Theory · Computer Science 2018-06-22 Mohammed S. Al-Abiad , Ahmed Douik , Sameh Sorour , Md Jahangir Hossain

Sub-nanosecond precision clock synchronization over the packet network has been achieved by the White Rabbit protocol for a decade. However, few computer systems utilize such a technique. We try to attract more interest in the clock…

Networking and Internet Architecture · Computer Science 2021-07-01 Ying Zhang

This paper presents design techniques for an energy-efficient multi-lane receiver (RX) with baud-rate clock and data recovery (CDR), which is essential for high-throughput low-latency communication in high-performance computing systems. The…

Signal Processing · Electrical Eng. & Systems 2024-04-23 Jihee Kim , Jia Park , Jiwon Shin , Hanseok Kim , Kahyun Kim , Haengbeom Shin , Ha-Jung Park , Woo-Seok Choi

Distributed edge learning (DL) is considered a cornerstone of intelligence enablers, since it allows for collaborative training without the necessity for local clients to share raw data with other parties, thereby preserving privacy and…

Systems and Control · Electrical Eng. & Systems 2026-01-15 Paul Zheng , Navid Keshtiarast , Pradyumna Kumar Bishoyi , Yao Zhu , Yulin Hu , Marina Petrova , Anke Schmeink

Computation and Data Reuse is critical for the resource-limited Convolutional Neural Network (CNN) accelerators. This paper presents Universal Computation Reuse to exploit weight sparsity, repetition, and similarity simultaneously in a…

Hardware Architecture · Computer Science 2021-04-21 Alireza Khadem , Haojie Ye , Trevor Mudge

Data are often sampled irregularly in time. Dealing with this using Recurrent Neural Networks (RNNs) traditionally involved ignoring the fact, feeding the time differences as additional inputs, or resampling the data. All these methods have…

Machine Learning · Computer Science 2024-07-03 Mantas Lukoševičius , Arnas Uselis

Radio Spectrum is most precious and scarce resource and must be utilized efficiently and effectively. Cognitive radio is the promising solutions for the optimum utilization of the scared natural resource. The spectrum owned by the primary…

Neural and Evolutionary Computing · Computer Science 2013-01-07 Dilip S Aldar

Cognitive radio networks (CRNs) propose a smart solution for spectrum usage inefficiency. Routing protocols for CRNs follow different criteria to choose the best route to the destination and to avoid the interference with primary users.…

Networking and Internet Architecture · Computer Science 2016-10-06 Arsany Guirguis , Mustafa El-Nainay

Resource allocation is of great importance in the next generation wireless communication systems, especially for cognitive radio networks (CRNs). Many resource allocation strategies have been proposed to optimize the performance of CRNs.…

Information Theory · Computer Science 2018-07-17 Fuhui Zhou , Xiongjian Zhang , Rose Qingyang Hu , Apostolos Papathanassiou , Weixiao Meng

Personalized ubiquitous healthcare solutions require energy-efficient wearable platforms that provide an accurate classification of bio-signals while consuming low average power for long-term battery-operated use. Single lead…

Machine Learning · Computer Science 2021-06-15 Thorir Mar Ingolfsson , Xiaying Wang , Michael Hersche , Alessio Burrello , Lukas Cavigelli , Luca Benini

Convolutional neural networks (CNN) are one of the best-performing neural network architectures for environmental sound classification (ESC). Recently, temporal attention mechanisms have been used in CNN to capture the useful information…

Sound · Computer Science 2020-05-22 Helin Wang , Yuexian Zou , Dading Chong , Wenwu Wang

Supporting increasingly higher rates in wireless networks requires highly accurate clock synchronization across the nodes. Motivated by this need, in this work we consider distributed clock synchronization for half-duplex (HD) TDMA wireless…

Signal Processing · Electrical Eng. & Systems 2024-06-24 Itay Zino , Ron Dabora , H. Vincent Poor

Reconstructing the 3D model of a physical object typically requires us to align the depth scans obtained from different camera poses into the same coordinate system. Solutions to this global alignment problem usually proceed in two steps.…

Computer Vision and Pattern Recognition · Computer Science 2019-06-05 Xiangru Huang , Zhenxiao Liang , Xiaowei Zhou , Yao Xie , Leonidas Guibas , Qixing Huang

Delay tomography has so far burdened source and receiver measurement nodes in a network with two requirements such as path establishment and clock synchronization between them. In this letter, we focus on the clock synchronization problem…

Networking and Internet Architecture · Computer Science 2014-02-24 Kensuke Nakanishi , Shinsuke Hara , Takahiro Matsuda , Kenichi Takizawa , Fumie Ono , Ryu Miura

Clock synchronization is the backbone of applications such as high-accuracy satellite navigation, geolocation, space-based interferometry, and cryptographic communication systems. The high accuracy of synchronization needed over…

General Relativity and Quantum Cosmology · Physics 2011-06-10 Thomas B. Bahder

We consider the fundamental problem of clock synchronization in a synchronous multi-agent system. Each agent holds a clock with an arbitrary initial value, and clocks must eventually indicate the same value. Previous algorithms worked in…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-07-14 Bernadette Charron-Bost , Louis Penet de Monterno

Precise localization is one key element of the Internet of Things (IoT). Especially concepts for position estimation when Global Navigation Satellite Systems (GNSS) are unavailable have moved into the focus. One crucial component for…

Distributed, Parallel, and Cluster Computing · Computer Science 2023-06-09 Thomas Maul , Sebastian Klob , Joerg Robert

With the rapid growth of Internet of Things (IoT) devices, the next generation mobile networks demand for more operating frequency bands. By leveraging the underutilized radio spectrum, the cognitive radio (CR) technology is considered as a…

Networking and Internet Architecture · Computer Science 2018-07-10 Ali Shahini , Abbas Kiani , Nirwan Ansari

In this paper, we address the problem of power-efficient resource management in Cloud Radio Access Networks (C-RANs). Specifically, we consider the case where Remote Radio Heads (RRHs) perform data transmission, and signal processing is…

Networking and Internet Architecture · Computer Science 2019-04-25 Salvatore D'Oro , Marcelo Antonio Marotta , Cristiano Bonato Both , Luiz DaSilva , Sergio Palazzo

A novel joint symbol timing and carrier frequency offset (CFO) estimation algorithm is proposed for reduced-guard-interval coherent optical orthogonal frequency-division multiplexing (RGI-CO-OFDM) systems. The proposed algorithm is based on…

Signal Processing · Electrical Eng. & Systems 2018-01-08 Oluyemi Omomukuyo , Deyuan Chang , Jingwen Zhu , Octavia Dobre , Ramachandran Venkatesan , Telex Ngatched , Chuck Rumbolt