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相关论文: Improving Two-Way Selective Decode-and-forward Wir…

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Weight pruning in deep neural networks (DNNs) can reduce storage and computation cost, but struggles to bring practical speedup to the model inference time. Tensor-cores can significantly boost the throughput of GPUs on dense computation,…

分布式、并行与集群计算 · 计算机科学 2022-03-15 Guyue Huang , Haoran Li , Minghai Qin , Fei Sun , Yufei Ding , Yuan Xie

In this paper, we consider a bidirectional relay network with half-duplex nodes and block fading where the nodes transmit with a fixed transmission rate. Thereby, user 1 and user 2 exchange information only via a relay node, i.e., a direct…

信息论 · 计算机科学 2016-11-15 Vahid Jamali , Nikola Zlatanov , Robert Schober

In this paper, we consider a simple network consisting of a source, a half-duplex decode-and-forward relay, and a destination. We propose a new relaying protocol employing adaptive link selection, i.e., in any given time slot, based on the…

信息论 · 计算机科学 2015-03-20 Nikola Zlatanov , Robert Schober , Petar Popovski

In a wireless storage system, having to communicate over a fading channel makes repair transmissions prone to physical layer errors. The first approach to combat fading is to utilize the existing optimal space-time codes. However, it was…

信息论 · 计算机科学 2014-05-20 Amaro Barreal , Camilla Hollanti , David Karpuk , Hsiao-feng Lu

In this paper, we examine the performance of the decode-and-forward (DF) relaying protocols with finite blocklength (FB). We provide the overall outage probability of three distinct DF relaying protocols, where the channels are assumed to…

信息论 · 计算机科学 2017-06-22 Parisa Nouri , Hirley Alves , Matti Latva-aho

Under Water Sensor Networks (UWSN) have different characteristics than terrestrial sensor networks, so routing protocols developed for terrestrial networks are not suitable for UWSN. Underwater routing is comprehended by the underlying…

网络与互联网体系结构 · 计算机科学 2014-11-18 Mayank Bisht , C. P. Gupta

We investigate error propagation in sliding window decoding of braided convolutional codes (BCCs). Previous studies of BCCs have focused on iterative decoding thresholds, minimum distance properties, and their bit error rate (BER)…

信息论 · 计算机科学 2020-04-30 Min Zhu , David G. M. Mitchell , Michael Lentmaier , Daniel J. Costello, , Baoming Bai

In conventional secure precise wireless transmission (SPWT), fully digital beamforming (FDB) has a high secrecy performance in transmit antenna system, but results in a huge RF-chain circuit budget for medium-scale and large-scale systems.…

信号处理 · 电气工程与系统科学 2019-10-29 Tong Shen , Yan Lin , Jun Zou , Yongpeng Wu , Feng Shu , Jiangzhou Wang

In this paper, we analyze the error performance of decode and forward (DF) and amplify and forward (AF) multi-way relay networks (MWRN). We consider a MWRN with pair-wise data exchange protocol using binary phase shift keying (BPSK)…

信息论 · 计算机科学 2013-12-03 Shama N. Islam , Parastoo Sadeghi , Salman Durrani

In this paper, we propose to implement the dynamic decode-and-forward (DDF) protocol with distributed rotations. In addition to being the first minimum-delay implementation of the DDF protocol proposed for any number of relays, this…

信息论 · 计算机科学 2011-02-22 Charlotte Hucher , Parastoo Sadeghi

The hybrid relay selection (HRS) scheme, which adaptively chooses amplify-and-forward (AF) and decode-and-forward (DF) protocols, is very effective to achieve robust performance in wireless networks. This paper analyzes the frame error rate…

信息论 · 计算机科学 2012-11-13 Tianxi Liu , Lingyang Song , Yonghui Li , Qiang Huo , Bingli Jiao

This paper investigates the secure communication in a two-hop cooperative wireless network, where a buffer-aided relay is utilized to forward data from the source to destination, and a passive eavesdropper attempts to intercept data…

信息论 · 计算机科学 2018-02-20 Ji He , Jia Liu , Yulong Shen , Xiaohong Jiang

This paper studies the outage probability and the throughput of amplify-and-forward relay networks with wireless information and energy transfer. We use some recent results on finite block-length codes to analyze the system performance in…

信息论 · 计算机科学 2016-11-21 Mahdi Haghifam , Behrooz Makki , Masoumeh Nasiri-Kenari , Tommy Svensson , Michele Zorzi

In this paper, throughput and energy efficiency of secure wireless transmission of delay sensitive data generated by random sources is studied. A fading broadcast model in which the transmitter sends confidential and common messages to two…

信息论 · 计算机科学 2017-04-10 Mustafa Ozmen , M. Cenk Gursoy

We investigate techniques for designing modulation/coding schemes for the wireless two-way relaying channel. The relay is assumed to have perfect channel state information, but the transmitters are assumed to have no channel state…

信息论 · 计算机科学 2011-07-29 Brett Hern , Krishna Narayanan

The "weak" relay-eavesdropper channel was first studied by Lai and El Gamal, whose achievable scheme introduced noise forwarding (NF) and used backward decoding. We suggest a novel sliding window decoding scheme with a two block decoding…

信息论 · 计算机科学 2019-01-25 Krishnamoorthy Iyer

In this paper, a compress-and-forward scheme with backward decoding is presented for the unicast wireless relay network. The encoding at the source and relay is a generalization of the noisy network coding scheme (NNC). While it achieves…

信息论 · 计算机科学 2016-11-17 Adnan Raja , Pramod Viswanath

We present a new approach to secure wireless communications using coherent distributed transmission of signals that are spatially decomposed between a two-element distributed antenna array. High-accuracy distributed coordination of…

信号处理 · 电气工程与系统科学 2025-12-17 Anton Schlegel , Jason M/ Merlo , Samuel Wagner , John B. Lancaster , Jeffrey A. Nanzer

It has recently been recognized that the wireless networks represent a fertile ground for devising communication modes based on network coding. A particularly suitable application of the network coding arises for the two--way relay…

信息论 · 计算机科学 2007-07-13 Petar Popovski , Hiroyuki Yomo

We investigate the performance of a two-hop cognitive relay network with a buffered decode and forward (DF) relay. We derive expressions for the rate performance of an adaptive link selection-based buffered relay (ALSBR) scheme with peak…

信息论 · 计算机科学 2016-07-04 Bhupendra Kumar , Shankar Prakriya