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Recently, a quasi-orthogonal space-time block code (QSTBC) capable of achieving a significant fraction of the outage mutual information of a multiple-input-multiple output (MIMO) wireless communication system for the case of four transmit…

Information Theory · Computer Science 2008-07-22 A. Sezgin , T. J. Oechtering

Multiple-input double-output (MIDO) codes are important in the near-future wireless communications, where the portable end-user device is physically small and will typically contain at most two receive antennas. Especially tempting is the 4…

Information Theory · Computer Science 2016-11-15 Roope Vehkalahti , Camilla Hollanti , Frédérique Oggier

Distributed space-time block coding is a diversity technique to mitigate the effects of fading in multi-hop wireless networks, where multiple relay stages are used by a source to communicate with its destination. This paper proposes a new…

Information Theory · Computer Science 2008-05-06 Rahul Vaze , Robert W. Heath

We present a novel differential space-time modulation (DSTM) scheme that is single-symbol decodable and can provide full transmit diversity. It is the first known singlesymbol- decodable DSTM scheme not based on Orthogonal STBC (O-STBC),…

Information Theory · Computer Science 2016-11-18 Chau Yuen , Yong Liang Guan , Tjeng Thiang Tjhung

Space-Time block codes (STBC) from Orthogonal Designs (OD) and Co-ordinate Interleaved Orthogonal Designs (CIOD) have been attracting wider attention due to their amenability for fast (single-symbol) ML decoding, and full-rate with…

Information Theory · Computer Science 2007-07-13 Md. Zafar ALi Khan , B. Sundar Rajan

Efficient constellation design is important for improving performance in communication systems. The problem of multidimensional constellation design has been studied extensively in the literature in the context of multidimensional coded…

Information Theory · Computer Science 2020-04-14 Bharath Shamasundar , A. Chockalingam

Distributed Orthogonal Space-Time Block Codes (DOSTBCs) achieving full diversity order and single-symbol ML decodability have been introduced recently by Yi and Kim for cooperative networks and an upperbound on the maximal rate of such…

Information Theory · Computer Science 2007-09-04 Harshan J. , B. Sundar Rajan

A low complexity, essentially-ML decoding technique for the Golden code and the 3 antenna Perfect code was introduced by Sirianunpiboon, Howard and Calderbank. Though no theoretical analysis of the decoder was given, the simulations showed…

Information Theory · Computer Science 2015-03-20 Lakshmi Prasad Natarajan , B. Sundar Rajan

Motivated by the recent developments in the Space Shift Keying (SSK) and Spatial Modulation (SM) systems which employ Time-Orthogonal Pulse Shaping (TOPS) filters to achieve transmit diversity gains, we propose TOPS for Space-Time Block…

Information Theory · Computer Science 2012-04-26 Rakshith Rajashekar , K. V. S. Hari

Signal identification represents the task of a receiver to identify the signal type and its parameters, with applications to both military and commercial communications. In this paper, we investigate the identification of spatial…

Information Theory · Computer Science 2016-12-14 Yahia A. Eldemerdash , Octavia A. Dobre

Using the spatial modulation approach, where only one transmit antenna is active at a time, we propose two transmission schemes for two-way relay channel using physical layer network coding with space time coding using Coordinate…

Information Theory · Computer Science 2014-01-07 K. G. Unnikrishnan , B. Sundar Rajan

In this paper we present a novel method for decoding multiple input - multiple output (MIMO) transmission, which combines sphere decoding (SD) and zero forcing (ZF) techniques to provide near optimal low complexity and high performance…

Information Theory · Computer Science 2008-03-03 Vadim Neder , Doron Ezri , Motti Haridim

As wireless communication systems look intently to compose the transition from voice communication to interactive Internet data, achieving higher bit rates becomes both increasingly desirable and challenging. Space-time coding (STC) is a…

Information Theory · Computer Science 2010-04-13 C. V. Seshaiah , S. Nagarani

Space Time Block Codes (STBCs) from orthogonal designs have attracted significant interest in recent years. However, with the growing demand for higher capacity schemes, the multiantenna transmission techniques must support and achieve…

Networking and Internet Architecture · Computer Science 2020-09-04 Anu Jagannath , Jithin Jagannath , Andrew Drozd

Decoding of linear space-time block codes (STBCs) with sphere-decoding (SD) is well known. A fast-version of the SD known as fast sphere decoding (FSD) has been recently studied by Biglieri, Hong and Viterbo. Viewing a linear STBC as a…

Information Theory · Computer Science 2015-03-14 G. R. Jithamithra , B. Sundar Rajan

This letter investigates the use of differential space-time block coding (DSTBC) to address antenna array calibration impairments at multi-antenna user equipment (UE) in the downlink (DL) of cell-free massive MIMO (CF-mMIMO) systems. We…

Information Theory · Computer Science 2026-05-18 Marx M. M. Freitas , Stefano Buzzi

The exact average complexity analysis of the basic sphere decoder for general space-time codes applied to multiple-input multiple-output (MIMO) wireless channel is known to be difficult. In this work, we shed the light on the computational…

Information Theory · Computer Science 2012-06-07 Walid Abediseid

The combination of space-time coding (STC) and continuous phase modulation (CPM) is an attractive field of research because both STC and CPM bring many advantages for wireless communications. Zhang and Fitz [1] were the first to apply this…

Information Theory · Computer Science 2008-12-18 Matthias Hesse , Jerome Lebrun , Luc Deneire

In this paper we propose a new cooperative packet transmission scheme that allows independent sources to superimpose over-the-air their packet transmissions. Relay nodes are used and cooperative diversity is combined with distributed…

Networking and Internet Architecture · Computer Science 2013-03-18 Antonios Argyriou

The new generation of telecommunication systems must provide acceptable data rates and spectral efficiency for new applications. Recently massive MIMO has been introduced as a key technique for the new generation of telecommunication…

Systems and Control · Electrical Eng. & Systems 2021-04-07 A. Mazhari Saray , J. Pourrostam , S. H. Mousavi , M. Mohassel Feghhi
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