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In multiple-input multiple-output (MIMO) spatially multiplexing (SM) systems, achievable error rate performance is determined by signal detection strategy. The optimal maximum-likelihood detection (MLD) that exhaustively examines all symbol…

Information Theory · Computer Science 2015-03-17 Makoto Tanahashi , Hideki Ochiai

Recently, the remarkable potential of a multiple-input multiple-output (MIMO) wireless communication system was unveiled for its ability to provide spatial diversity or multiplexing gains. For MIMO diversity schemes, it is already known…

Information Theory · Computer Science 2007-07-13 Hongyuan Zhang , Huaiyu Dai , Quan Zhou , Brian L. Hughes

The digital Subscriber Line (DSL) remains an important component of heterogeneous networking, especially in historic city-centers, where using optical fibre is less realistic. Recently, the power consumption has become an important…

Signal Processing · Electrical Eng. & Systems 2019-07-02 Jiankang Zhang , Chao Xu , Tong Bai , Fasong Wang , Shida Zhong

This paper investigates joint device identification, channel estimation, and signal detection for LEO satellite-enabled grant-free random access, where a multiple-input multipleoutput (MIMO) system with orthogonal time-frequency space…

Information Theory · Computer Science 2023-08-08 Boxiao Shen , Yongpeng Wu , Wenjun Zhang , Symeon Chatzinotas , Björn Ottersten

In this letter, a low-complexity iterative detector with frequency domain equalization is proposed for generalized spatial modulation (GSM) aided single carrier (SC) transmissions operating in frequency selective channels. The detector…

Signal Processing · Electrical Eng. & Systems 2019-04-29 Nuno Souto , Américo Correia

In this paper, we study the performance of space modulation for Multiple-Input-Multiple-Output (MIMO) wireless systems with imperfect channel knowledge at the receiver. We focus our attention on two transmission technologies, which are the…

Information Theory · Computer Science 2016-11-15 Marco Di Renzo , Dario De Leonardis , Fabio Graziosi , Harald Haas

Reconfigurable intelligent surface (RIS) enhances signal quality by adjusting the phase of electromagnetic waves in wireless communication. Spatial modulation (SM), a prominent index modulation (IM) technique, provides high spectral…

Signal Processing · Electrical Eng. & Systems 2023-11-23 Burak Ahmet Ozden , Erdogan Aydin

In this work we seek to characterise the performance of spatial modulation (SM) and spatial multiplexing (SMX) with an experimental test bed. Two National Instruments (NI)-PXIe devices are used for the system testing, one for the…

Information Theory · Computer Science 2016-11-17 N. Serafimovski , A. Younis , R. Mesleh , P. Chambers , M. Di Renzo , C. X. Wang , P. M. Grant , M. A. Beach , H. Haas

This paper considers a challenging scenario of machine type communications, where we assume internet of things (IoT) devices send short packets sporadically to an access point (AP) and the devices are not synchronized in the packet level.…

Information Theory · Computer Science 2024-06-12 Yuanyuan Zhang , Zhengdao Yuan , Qinghua Guo , Zhongyong Wang , Jiangtao Xi , Yanguang Yu , Yonghui Li

We consider a binary hypothesis testing problem using Wireless Sensor Networks (WSNs). The decision is made by a fusion center and is based on received data from the sensors. We focus on a spectrum and energy efficient transmission scheme…

Information Theory · Computer Science 2018-11-14 Kobi Cohen , Amir Leshem

In this paper, a downlink macro-diversity precodingaided spatial modulation (MD-PSM) scheme is proposed, in which two base stations (BSs) communicate simultaneously with a single mobile station (MS). As such, the proposed scheme achieved…

Information Theory · Computer Science 2017-12-20 Manar Mohaisen , Vitalii Pruks

This paper considers sparse device activity detection for cellular machine-type communications with non-orthogonal signatures using the approximate message passing algorithm. This paper compares two network architectures, massive…

Information Theory · Computer Science 2019-06-25 Zhilin Chen , Foad Sohrabi , Wei Yu

Media-based modulation (MBM) is a recently proposed modulation scheme which uses radio frequency (RF) mirrors at the transmit antenna(s) in order to create different channel fade realizations based on their ON/OFF status. These complex fade…

Information Theory · Computer Science 2016-10-25 Y. Naresh , A. Chockalingam

Wireless communication technology has seen a remarkably fast evolution due to its capability to provide a quality, reliable and high-speed data transmission amongst the users. However, transmission of information in wireless channels is…

Information Theory · Computer Science 2017-11-30 Sylvia Ong Ai Ling , Hushairi Zen , Al-Khalid B Hj Othman , Mahmood Adnan , Olalekan Bello

This paper investigates the performance of one- and two-sided amplitude shift keying (ASK) modulations in noncoherent single-input single-output (SISO) wireless communication systems assisted by a reconfigurable intelligent surface (RIS).…

Information Theory · Computer Science 2024-12-24 Sambit Mishra , Soumya P. Dash , George C. Alexandropoulos

Recently, three Sphere Decoding (SD) algorithms were proposed for Spatial Modulation (SM) scheme which focus on reducing the transmit-, receive-, and both transmit and receive-search spaces at the receiver and were termed as…

Information Theory · Computer Science 2013-01-17 Rakshith Rajashekar , K. V. S. Hari

In this paper, we investigate a practical structure of reconfigurable intelligent surface (RIS)-based double spatial scattering modulation (DSSM) for millimeter-wave (mmWave) multiple-input multiple-output (MIMO) systems. A suboptimal…

Information Theory · Computer Science 2023-10-10 Xusheng Zhu , Wen Chen , Qingqing Wu , Jun Li , Nan Cheng , Fangjiong Chen , Changle Li

This paper is on the spectral efficiency (SE) of a dense multi-cell massive multiple-input multiple-output (MIMO). The channels are spatially correlated and the multi-slope path loss model is considered. In our framework, the channel state…

Information Theory · Computer Science 2020-11-05 FahimeSadat Mirhosseini , Aliakbar Tadaion , S. Mohammad Razavizadeh

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

In distributed detection systems with wireless sensor networks, the communication between sensors and a fusion center is not perfect due to interference and limited transmitter power at the sensors to combat noise at the fusion center's…

Information Theory · Computer Science 2009-11-13 Xin Zhang , H. Vincent Poor , Mung Chiang
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