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An adaptive randomized distributed space-time coding (DSTC) scheme and algorithms are proposed for two-hop cooperative MIMO networks. Linear minimum mean square error (MMSE) receivers and an amplify-and-forward (AF) cooperation strategy are…

信息论 · 计算机科学 2013-03-19 T. Peng , R. C. de Lamare , A. Schmeink

A new coding scheme for image transmission over noisy channel is proposed. Similar to standard image compression, the scheme includes a linear transform followed by successive refinement scalar quantization. Unlike conventional schemes, in…

信息论 · 计算机科学 2012-10-03 Ozgun Y. Bursalioglu , Giuseppe Caire , Dariush Divsalar

An adaptive delay-tolerant distributed space-time coding (DSTC) scheme with feedback is proposed for two-hop cooperative multiple-input multiple-output (MIMO) networks using an amplify-and-forward strategy and opportunistic relaying…

信息论 · 计算机科学 2014-12-16 T. Peng , R. C. de Lamare

An adaptive delay-tolerant distributed space-time coding (DSTC) scheme that exploits feedback is proposed for two-hop cooperative MIMO networks. Maximum likelihood (ML) receivers and adjustable code matrices are considered subject to a…

信息论 · 计算机科学 2014-05-20 Tong Peng , Rodrigo C. de Lamare

An adaptive distributed space-time coding (DSTC) scheme is proposed for two-hop cooperative MIMO networks. Linear minimum mean square error (MMSE) receive filters and adjustable code matrices are considered subject to a power constraint…

信息论 · 计算机科学 2016-11-17 T. Peng , R. C. de Lamare , A. Schmeink

An adaptive randomized distributed space-time coding (DSTC) scheme is proposed for two-hop cooperative MIMO networks. Linear minimum mean square error (MMSE) receiver filters and randomized matrices subject to a power constraint are…

信息论 · 计算机科学 2013-03-20 T. Peng , R. C. de Lamare , A. Schmeink

In this paper, a distributed turbo-like coding scheme for wireless networks with relays is proposed. We consider a scenario where multiple sources communicate with a single destination with the help of a relay. The proposed scheme can be…

信息论 · 计算机科学 2009-10-13 Roua Youssef , Alexandre Graell i Amat

In this work, we propose a dynamic buffer-aided distributed space-time coding (DSTC) scheme for cooperative direct-sequence code-division multiple access systems. We first devise a relay selection algorithm that can automatically select the…

信息论 · 计算机科学 2016-08-17 J. Gu , R. C. de Lamare

Conventional turbo codes (CTCs) usually employ a block-oriented interleaving so that each block is separately encoded and decoded. As interleaving and de-interleaving are performed within a block, the message-passing process associated with…

信息论 · 计算机科学 2007-07-13 Yan-Xiu Zheng , Yu T. Su

Free-space quantum cryptography has the potential to enable global quantum communication. However, most existing continuous-variable quantum secret sharing (CV-QSS) schemes rely on fiber channels. In this paper, we present a CV-QSS protocol…

量子物理 · 物理学 2025-03-17 Fangli Yang , Liang Chang , Daowen Qiu , Minghua Pan , Wanjun Xiong

We consider the wireless two-way relay channel, in which two-way data transfer takes place between the end nodes with the help of a relay. For the Denoise-And-Forward (DNF) protocol, it was shown by Koike-Akino et. al. that adaptively…

信息论 · 计算机科学 2015-06-04 Vijayvaradharaj T. Muralidharan , B. Sundar Rajan

In this paper, we propose two novel physical layer aware adaptive network coding and coded modulation schemes for time variant channels. The proposed schemes have been applied to different satellite communications scenarios with different…

Predictive coding is attractive for compression of hyperspecral images onboard of spacecrafts in light of the excellent rate-distortion performance and low complexity of recent schemes. In this letter we propose a rate control algorithm and…

信息论 · 计算机科学 2017-01-31 Diego Valsesia , Enrico Magli

In this paper we propose SCDP, a general-purpose data transport protocol for data centres that, in contrast to all other protocols proposed to date, supports efficient one-to-many and many-to-one communication, which is extremely common in…

网络与互联网体系结构 · 计算机科学 2021-08-03 Mohammed Alasmar , George Parisis , Jon Crowcroft

Vehicular crowdsensing is anticipated to become a key catalyst for data-driven optimization in the Intelligent Transportation System (ITS) domain. Yet, the expected growth in massive Machine-type Communication (mMTC) caused by…

网络与互联网体系结构 · 计算机科学 2020-01-16 Benjamin Sliwa , Christian Wietfeld

To build a global quantum communication network, low-transmission, fiber-based communication channels can be supplemented by using a free-space channel between a satellite and a ground station on Earth. We have constructed a system that…

The expansion of the low-altitude economy is contingent on reliable cellular connectivity for unmanned aerial vehicles (UAVs). A key challenge in pre-flight planning is predicting communication link quality along proposed and pre-defined…

信号处理 · 电气工程与系统科学 2026-02-12 Wenlihan Lu , Huacong Chen , Ruiyang Duan , Weijie Yuan , Shijian Gao

Delay/Disruption Tolerant Networking (DTN) employs the Licklider Transmission Protocol (LTP) with Automatic Repeat reQuest (ARQ) for reliable data delivery in challenging interplanetary networks. While previous studies have integrated…

网络与互联网体系结构 · 计算机科学 2025-07-01 Liang Chen , Yu Song , Kanglian Zhao , Juan A. Fraire , Wenfeng Li

Deep learning-based joint source-channel coding (DeepJSCC) has emerged as a promising technique in 6G for enhancing the efficiency and reliability of data transmission across diverse modalities, particularly in low signal-to-noise ratio…

信号处理 · 电气工程与系统科学 2025-09-09 Kaiyi Chi , Yinghui He , Qianqian Yang , Zhiping Jiang , Yuanchao Shu , Zhiqin Wang , Jun Luo , Jiming Chen

In this paper, we introduce the concept of spatially coupled turbo codes (SC-TCs), as the turbo codes counterpart of spatially coupled low-density parity-check codes. We describe spatial coupling for both Berrou et al. and Benedetto et al.…

信息论 · 计算机科学 2014-07-23 Saeedeh Moloudi , Michael Lentmaier , Alexandre Graell i Amat
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