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A comprehensive study of the coded performance of long-haul spectrally-efficient WDM optical fiber transmission systems with different coded modulation decoding structures is presented. Achievable information rates are derived for three…

信息论 · 计算机科学 2024-01-25 Gabriele Liga , Alex Alvarado , Erik Agrell , Polina Bayvel

This paper analyzes the communication between two energy harvesting wireless sensor nodes. The nodes use automatic repeat request and forward error correction mechanism for the error control. The random nature of available energy and…

信息论 · 计算机科学 2017-10-26 Animesh Yadav , Mathew Goonewardena , Wessam Ajib , Octavia A. Dobre , Halima Elbiaze

One of the most critical challenges for deploying distributed learning solutions, such as federated learning (FL), in wireless networks is the limited battery capacity of mobile clients. While it is a common belief that the major energy…

信息论 · 计算机科学 2024-10-23 Linping Qu , Yuyi Mao , Shenghui Song , Chi-Ying Tsui

Channel uncertainty and co-channel interference are two major challenges in the design of wireless systems such as future generation cellular networks. This paper studies receiver design for a wireless channel model with both time-varying…

信息论 · 计算机科学 2009-10-15 Yan Zhu , Dongning Guo , Michael L. Honig

We study video streaming over a slow fading wireless channel. In a streaming application video packets are required to be decoded and displayed in the order they are transmitted as the transmission goes on. This results in per-packet delay…

信息论 · 计算机科学 2015-10-12 Giuseppe Cocco , Deniz Gündüz , Christian Ibars

A new backward compatible WiFi amendment is under development by the IEEE bd Task Group towards the so-called IEEE 802.11bd, which includes the possibility to transmit up to three repetitions of the same packet. This feature increases time…

网络与互联网体系结构 · 计算机科学 2023-06-01 Wu Zhuofei , Stefania Bartoletti , Vincent Martinez , Alessandro Bazzi

In this paper, a framework for the analysis of the transmission-computation-energy tradeoff in wireless and fixed networks is introduced. The analysis of this tradeoff considers both the transmission energy as well as the energy consumed at…

信息论 · 计算机科学 2010-08-27 P. Rost , G. Fettweis

We propose an efficient method for demodulation of phase modulated signals via iterated Hilbert transform embeddings. We show that while a usual approach based on one application of the Hilbert transform provides only an approximation to a…

计算物理 · 物理学 2024-12-20 Erik Gengel , Arkady Pikovsky

Radio-frequency energy harvesting constitutes an effective way to prolong the lifetime of wireless networks, wean communication devices off the battery and power line, benefit the energy saving and lower the carbon footprint of wireless…

信息论 · 计算机科学 2018-02-13 Yanju Gu , Sonia Aïssa

Recently, Transformer-based encoder-decoder models have demonstrated strong performance in multilingual speech recognition. However, the decoder's autoregressive nature and large size introduce significant bottlenecks during inference.…

音频与语音处理 · 电气工程与系统科学 2025-08-28 Yunkyu Lim , Jihwan Park , Hyung Yong Kim , Hanbin Lee , Byeong-Yeol Kim

Low-resolution precoding techniques have gained considerable attention in the wireless communications area recently. Vital but hardly discussed in literature, discrete precoding in conjunction with channel coding is the subject of this…

信息论 · 计算机科学 2021-05-21 Erico S. P. Lopes , Lukas T. N. Landau

This paper considers a binary channel with deletions and insertions, where each input bit is transformed in one of the following ways: it is deleted with probability d, or an extra bit is added after it with probability i, or it is…

信息论 · 计算机科学 2014-02-10 Ramji Venkataramanan , Sekhar Tatikonda , Kannan Ramchandran

In LoRa (Long Range), when a collision occurs in the network, each end-device has to retransmit its colliding frame, which reduces the throughput, and increases the energy consumption of the end-devices and the delay of the frames. In this…

网络与互联网体系结构 · 计算机科学 2019-02-15 Samira Abboud , Nancy El Rachkidy , Alexandre Guitton

This paper considers the multiple-access relay channel in a setting where two source nodes transmit packets to a destination node, both directly and via a relay node, over packet erasure channels. Intra-session network coding is used at the…

信息论 · 计算机科学 2022-03-08 Amjad Saeed Khan , Ioannis Chatzigeorgiou

Wireless power transfer (WPT) has garnered increasing attention due to its potential to eliminate device-side batteries. With the advent of (distributed) multiple-input multiple-output (MIMO), radio frequency (RF) WPT has become feasible…

信号处理 · 电气工程与系统科学 2024-08-21 Gilles Callebaut , Jarne Van Mulders , Bert Cox , Liesbet Van der Perre , Lieven De Strycker , François Rottenberg

This study explores the throughput and delay that can be achieved by various forwarding schemes employing multiple paths and different degrees of redundancy focusing on linear network coding. The key contribution of the study is an…

网络与互联网体系结构 · 计算机科学 2013-10-01 Manolis Ploumidis , Nikolaos Pappas , Vasilios A. Siris , Apostolos Traganitis

We consider compressive sensing as a source coding method for signal transmission. We concatenate a convolutional coding system with 1-bit compressive sensing to obtain a serial concatenated system model for sparse signal transmission over…

信息论 · 计算机科学 2014-03-14 Amin Movahed , Mark C. Reed

Affine frequency division multiplexing (AFDM) is a strong candidate for the sixth-generation wireless network thanks to its strong resilience to delay-Doppler spreads. In this letter, we investigate the error performance of coded AFDM…

信息论 · 计算机科学 2023-11-28 Haoran Yin

This paper develops a low-complexity near-optimal non-coherent receiver for a multi-level energy-based coded modulation system. Inspired by the turbo processing principle, we incorporate the fundamentals of bit-interleaved coded modulation…

信息论 · 计算机科学 2022-11-24 Ali Fazeli , Ha H. Nguyen , Halim Yanikomeroglu

Characterization of the delay profile of systems employing random linear network coding is important for the reliable provision of broadcast services. Previous studies focused on network coding over large finite fields or developed Markov…

信息论 · 计算机科学 2022-03-08 Ioannis Chatzigeorgiou , Andrea Tassi