English
Related papers

Related papers: Single-Symbol ML Decodable Distributed STBCs for P…

200 papers

Unitary space-time modulation is known to be an efficient means to communicate over non-coherent Multiple Input Multiple Output (MIMO) channels. In this letter, differential unitary space-time coding and non-coherent space-time coding for…

Information Theory · Computer Science 2007-07-17 G. Susinder Rajan , B. Sundar Rajan

Reflecting Surfaces (RSs) are being lately envisioned as an energy efficient solution capable of enhancing the signal coverage in cases where obstacles block the direct communication from Base Stations (BSs), especially at high frequency…

Signal Processing · Electrical Eng. & Systems 2025-11-04 Kun Chen-Hu , George C. Alexandropoulos , Ana García Armada

In this paper we present low-complexity blind multi-input multi-output (MIMO) adaptive linear multiuser receivers for direct sequence code division multiple access (DS-CDMA) systems using multiple transmit antennas and space-time block…

Information Theory · Computer Science 2014-10-22 R. C. de Lamare , R. Sampaio-Neto

Modulation schemes for two-way bidirectional relay network employing two phases: Multiple access (MA) phase and Broadcast (BC) phase and using physical layer network coding are currently studied intensively. Recently, adaptive modulation…

Information Theory · Computer Science 2013-04-01 Kiran Venugopal , Vishnu Namboodiri , B. Sundar Rajan

Low-density parity-check (LDPC) codes together with belief propagation (BP) decoding yield exceptional error correction capabilities in the large block length regime. Yet, there remains a gap between BP decoding and maximum likelihood…

Information Theory · Computer Science 2025-01-22 Jonathan Mandelbaum , Holger Jäkel , Laurent Schmalen

Selection combining (SC) at the destination for differential amplify-and-forward (AF) relaying is attractive as it does not require channel state information as compared to the semi maximum-ratio-combining (semi-MRC) while delivering close…

Information Theory · Computer Science 2014-04-01 M. R. Avendi , Ha H. Nguyen

We derive expressions for the achievable rate region of a collaborative coding scheme in a two-transmitter, two-receiver Pairwise Collaborative Network (PCN) where one transmitter and receiver pair, namely relay pair, assists the other…

Information Theory · Computer Science 2008-07-08 Saeed A. Astaneh , Saeed Gazor , Hamid Behroozi

In this work, we explore the outage probability (OP) analysis of selective decode and forward (SDF) cooperation protocol employing multiple-input multipleoutput (MIMO) orthogonal space-time block-code (OSTBC) over time varying Rayleigh…

Networking and Internet Architecture · Computer Science 2018-11-27 Ravi Shankar , Ritesh Kumar Mishra

We propose a novel cooperative transmission scheme called "Convolutional Network-Coded Cooperation" (CNCC) for a network including N sources, one M-antenna relay, and one common destination. The source-relay (S-R) channels are assumed to be…

Networking and Internet Architecture · Computer Science 2013-09-03 Alireza Karbalay-Ghareh , Masoumeh Nasiri-Kenari , Mohsen Hejazi

Imperfect Channel State Information at the Transmitter (CSIT) is inevitable in modern wireless communication networks, and results in severe multi-user interference in multi-antenna Broadcast Channel (BC). While the capacity of the…

Information Theory · Computer Science 2020-08-05 Yijie Mao , Bruno Clerckx

Random Linear Network Coding (RLNC) is a transmission scheme that opts for linear combinations of the transmitted packets at a subset of the intermediate nodes. This scheme is usually considered when Network Coding (NC) is desired over…

Information Theory · Computer Science 2023-04-27 Amine Brahimi , Fatiha Merazka

Reliable transmission of arbitrarily correlated sources over multiple-access relay channels (MARCs) and multiple-access broadcast relay channels (MABRCs) is considered. In MARCs, only the destination is interested in a reconstruction of the…

Information Theory · Computer Science 2012-07-04 Yonathan Murin , Ron Dabora , Deniz Gündüz

In the evolving landscape of 5G and 6G networks, the demands extend beyond high data rates, ultra-low latency, and extensive coverage, increasingly emphasizing the need for reliability. This paper proposes an ultra-reliable multiple-input…

Signal Processing · Electrical Eng. & Systems 2025-01-20 Pedro Benevenuto Valadares , Jonathan Aguiar Soares , Kayol Mayer , Dalton Soares Arantes

In this paper we propose a novel power adapted network coding (PANC) for a non-orthogonal multiple-access relay channel (MARC), where two sources transmit their information simultaneously to the destination with the help of a relay.…

Signal Processing · Electrical Eng. & Systems 2020-03-03 Sha Wei , Jun Li , Wen Chen , Hang Su , Zihuai Lin , Branka Vucetic

Next-generation channel coding has stringent demands on throughput, energy consumption, and error rate performance while maintaining key features of 5G New Radio (NR) standard codes such as rate compatibility, which is a significant…

Information Theory · Computer Science 2025-05-29 Yuqing Ren , Leyu Zhang , Yifei Shen , Wenqing Song , Emmanuel Boutillon , Alexios Balatsoukas-Stimming , Andreas Burg

An equivalent model for a multi-input multi-output (MIMO) communication system with orthogonal space-time block codes (OSTBCs) is proposed based on a newly revealed connection between OSTBCs and Euclidean codes. Examples of distance…

Information Theory · Computer Science 2016-03-03 Alex E. Geyer , Reza Nikjah , Sergiy A. Vorobyov , Norman C. Beaulieu

This paper considers transmission schemes in multi-access relay networks (MARNs) where $J$ single-antenna sources send independent information to one $N$-antenna destination through one $M$-antenna relay. For complexity considerations, we…

Information Theory · Computer Science 2011-06-06 Liangbin Li , Yindi Jing , Hamid Jafarkhani

We introduce generalized spatially coupled parallel concatenated codes (GSC-PCCs), a class of spatially coupled turbo-like codes obtained by coupling parallel concatenated codes (PCCs) with a fraction of information bits repeated before the…

Information Theory · Computer Science 2021-05-04 Min Qiu , Xiaowei Wu , Jinhong Yuan , Alexandre Graell i Amat

This paper identifies the Stein-exponent of distributed detection when the sensor communicates to the decision center over a discrete memoryless channel (DMC) subject to one of three stringent communication constraints: 1) The number of…

Information Theory · Computer Science 2026-01-14 Abdelaziz Bounhar , Mireille Sarkiss , Michèle Wigger

Diffusion Large Language Models (dLLMs) have achieved rapid progress, viewed as a promising alternative to the autoregressive paradigm. However, most dLLM decoders still adopt a global confidence threshold, and do not explicitly model local…

Computation and Language · Computer Science 2026-04-09 Yuzhe Chen , Jiale Cao , Xuyang Liu , Jin Xie , Aiping Yang , Yanwei Pang
‹ Prev 1 8 9 10 Next ›