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Discrete phase shifters of intelligent reflecting surface (IRS) generates phase quantization error (QE) and degrades the receive performance at the receiver. To make an analysis of the performance loss caused by IRS with phase QE, based on…

信息论 · 计算机科学 2022-04-14 Rongen Dong , Yin Teng , Zhongwen Sun , Jun Zou , Mengxing Huang , Jun Li , Feng Shu , Jiangzhou Wang

Having lower quantization resolution, has been introduced in the literature, as a solution to reduce the power consumption of massive MIMO and millimeter wave MIMO systems. In this paper, we analyze bit error rate (BER) performance of…

信号处理 · 电气工程与系统科学 2018-04-20 Azad Azizzadeh , Reza Mohammadkhani , Seyed Vahab Al-Din Makki , Emil Björnson

As a new technology to reconfigure wireless communication environment by signal reflection controlled by software, intelligent reflecting surface (IRS) has attracted lots of attention in recent years. Compared with conventional relay…

信息论 · 计算机科学 2023-11-07 Rongen Dong , Zhongyi Xie , Feng Shu , Mengxing Huang , Jiangzhou Wang

In this letter, we investigate a robust beamforming problem for localization-aided millimeter wave (mmWave) communication systems. To handle this problem, we propose a novel restriction and relaxation (R&R) method. The proposed R&R method…

信息论 · 计算机科学 2022-04-01 Junchang Sun , Shuai Ma , Shiyin Li , Ruixin Yang , Minghui Min , Gonzalo Seco-Granados

Due to the heavy reliance of millimeter-wave (mmWave) wireless systems on directional links, beamforming (BF) with high-dimensional arrays is essential for cellular systems in these frequencies. How to perform the array processing in a…

The problem of signal parameter estimation and tracking with measurement data of low resolution is considered. In comparison to an ideal receiver with infinite receive resolution, the performance loss of a simplistic receiver with 1-bit…

信息论 · 计算机科学 2015-10-28 Manuel Stein , Alexander Kürzl , Amine Mezghani , Josef A. Nossek

Linear precoding and post-processing schemes are ubiquitous in wireless multi-input-multi-output (MIMO) settings, due to their reduced complexity with respect to optimal strategies. Despite their popularity, the performance analysis of…

信息论 · 计算机科学 2019-10-31 M. Kieburg , G. Akemann , G. Alfano , G. Caire

In this paper, we analyze the error probability of reconfigurable intelligent surfaces (RIS)-enabled communication systems with quantized channel phase compensation over Rayleigh fading channels. The probability density and characteristic…

信息论 · 计算机科学 2021-01-11 Iméne Trigui , Edouard Komi Agbogla , Mustapha Benjillali , Wessam Ajib , Wei-Ping Zhu

This paper is a study of non-linear effects of RF Amplifiers on Communication Systems Performance. High speed data communication is made possible by Multilevel Modulation schemes. This paper presents a study of these non linear effects on…

信息论 · 计算机科学 2011-01-13 Aripirala Manoj Kumar , G. Bharath Reddy , G. Krishna Chaitanya Reddy

The robust adaptive beamforming (RAB) problem for general-rank signal model with an uncertainty set defined through a matrix induced norm is considered. The worst-case signal-to-interference-plus-noise ratio (SINR) maximization RAB problem…

信号处理 · 电气工程与系统科学 2021-03-25 Yongwei Huang , Sergiy A. Vorobyov

In this paper, the effects of interference on composite fading environments, where multipath fading coexists with shadowing, are investigated. Based on some mathematical convenient expressions for the sum of squared…

信息论 · 计算机科学 2014-06-17 Petros S. Bithas , Athanasios A. Rontogiannis

This letter develops a novel transmit beamforming (BF) design for canceling self-interference (SI) in analog in-band full-duplex phased arrays. Our design maximizes transmit BF gain in a desired direction while simultaneously reducing SI…

信号处理 · 电气工程与系统科学 2024-01-26 Ao Liu , Ian P. Roberts , Taneli Riihonen , Weixing Sheng

We investigate full-duplex (FD) multi-user multiple input single-output systems with coarse quantization, aiming to characterize the impact of employing low-resolution analog-to-digital converters (ADCs) on self-interference (SI) and to…

信息论 · 计算机科学 2026-01-26 Seunghyeong Yoo , Jaehyun Kim , Seokjun Park , Mintaek Oh , Namyoon Lee , Jinseok Choi

This study revokes the performance of continuous phase modulation (CPM) able to generate a single-sideband (SSB) spectrum directly. This signal is analyzed in terms of modulation indices, pulse lengths, and pulse widths, all of which affect…

信号处理 · 电气工程与系统科学 2021-03-17 Karim Kassan , Haïfa Farès , D. Christian Glattli , Yves Louët

Future space observatories achieve detection of gravitational waves by interferometric measurements of a carrier phase, allowing to determine relative distance changes, in combination with an absolute distance measurement based on the…

天体物理仪器与方法 · 物理学 2024-01-15 Philipp Euringer , Gerald Hechenblaikner , Francis Soualle , Walter Fichter

Bit error rate (BER) prediction over channel realisations has emerged as an active research area. In this paper, we give analytical signal to interference and noise ratio (SINR) evaluation of MIMO-OFDM systems using an iterative receiver.…

网络与互联网体系结构 · 计算机科学 2008-09-30 Youssef Nasser , Jean-François Hélard , Matthieu Crussière

In this paper, we show that the signal-to-interference-plus-noise ratio (SINR) at a base station (BS) equipped with an arbitrary physical array antenna can be expressed as a function of two fundamental figures-of-merit (FoMs): (I) the…

信号处理 · 电气工程与系统科学 2023-09-15 Noud Kanters , Andrés Alayón Glazunov

As the excellent tools for aiding communication,intelligent reflecting surface (IRS) and unmanned aerial vehicle (UAV) can extend the coverage area, remove blind area, and achieve a dramatic rate improvement. In this paper, we improve the…

信息论 · 计算机科学 2023-05-17 Yeqing Lin , Feng Shu , Yuxiang Zheng , Jing Liu , Rongen Dong , Xun Chen , Yue Wu , Feng Shu , Jiangzhou Wang

We consider the strong secret key (SK) agreement problem for the satellite communication setting, where a satellite chooses a common binary phase shift keying modulated input for three statistically independent additive white Gaussian noise…

信息论 · 计算机科学 2021-08-31 Onur Günlü , Ueli Maurer , João Ribeiro

This paper considers a low-resolution wireless communication system in which transmitted signals are corrupted by fading and additive noise. First, a universal lower bound on the average symbol error probability (SEP), correct for all M-ary…

信号处理 · 电气工程与系统科学 2019-07-02 Samiru Gayan , Hazer Inaltekin , Rajitha Senanayake , Jamie Evans
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