Search Results - "precoder matrix"

Precoding Design and PMI Selection for BICM-MIMO Systems With 5G New Radio Type-I CSI by Maleki, Marjan, Jin, Juening, Wang, Hao, Haardt, Martin

“…) systems that maximize the achievable rate subject to power constraints. To overcome the nonlinear and nonconvex nature of the optimization problem, we rewrite the achievable rate in terms of the log-likelihood ratio (LLR…”
Get full text

Linear precoding for spatially correlated multiple-input single-output wiretap channel by Hajimomeni, Mona, Aghaeinia, Hassan

“…). Specifically, two problems are considered. First, a precoder matrix is designed to minimise the average transmitted power subject to QoS requirements at Bob and Eve…”
Get full text

Precoder design for a three-input multiple-output spatial multiplexing system with noncoherent reception by Mallik, Ranjan K., Murch, Ross D.

“…In this paper, we consider the subject of diagonal precoder matrix design for a three-input multiple-output system using spatial multiplexing with binary symbols from the constellation {0,1…”
Get full text

Linear transceiver design with intercarrier interference reduction for multiple-input–multiple-output with orthogonal frequency division multiplexing systems by Qian, Fengyong, Leung, Shu-hung, Mai, Ruikai, Zhu, Yuesheng

“… The design criterion is to minimise the mean-squared error subject to a total transmitted power constraint of which the power is allocated over space and frequency domains in the precoder…”
Get full text

Optimizing Spectral Efficiency in Downlink Millimeter Wave Distributed Massive Multi-User MIMO: A Fully Connected Two-Stage Iterative Hybrid Precoding Approach by Gholami, Elahe, Meghdadi, Hamid, Shahzadi, Ali

“… The objective function for the optimization problem is the spectral efficiency of the proposed system, subject to constraints on analog radio frequency (RF…”
Get full text

Equal-diagonal QR decomposition and its application to precoder design for successive-cancellation detection by Jian-Kang Zhang, Kavcic, A., Kon Max Wong

“… We show that, for any channel matrix H, there exists a unitary precoder matrix S, such that…”
Get full text

Fundamental CRB-Rate Trade-Off in ISAC Systems Under Correlated Communication-Sensing Channel by Bian, Mengqi, Shi, Yunmei, Huang, Xin-Lin

“…Integrated sensing and communication (ISAC) has been esteemed as a pivotal driver for the next-generation wireless networks in achieving dual-function spectrum…”
Get full text

DRL Algorithms for Efficient Spectrum Sharing in RIS-aided MIMO Radar and Cellular Systems by Saikia, Prajwalita, Singh, Keshav, Taghizadeh, Omid, Huang, Wan-Jen, Biswas, Sudip

“… Towards this, we aim to maximize the communication MI by jointly optimizing the RIS phase shift matrix, communication transmit precoder matrix and radar transmit waveform subject to certain constraints…”
Get full text

Feedback Constrained Interference Alignment Enabled by PCA Codebook Design for 6G Era by Chang, Xinshi, Pang, Mingliang, Wang, Chaowei

“…Interference Alignment (IA) has great potential to effectively reduce interference in multi-cell multi-user networks at high signal-to-noise (SNR) ratios in…”
Get full text

Optimum Linear Design of Two-Hop MIMO Relay Networks With QoS Requirements by Fu, Youhua, Yang, Luxi, Zhu, Wei-Ping, Liu, Chen

“… problem with respect to the unknown relay precoder matrix is formulated with a goal of minimizing the total relay transmit power subject to the MSE-based quality of service (QoS…”
Get full text

On the Performance Analysis of Different Selecting Strategies for Type-II Codebook by Fu, Xiaotian, Ruyet, Didier Le, Visoz, Raphael, Clessienne, Thierry

“… In this paper, we focus on selecting strategies for rank2 Type-II precoder matrix. Firstly, We extend a rank1 solution in the literature to rank2 which is referred to approach1…”
Get full text

On the optimal relay design for multi-antenna cognitive two-way AF relay networks by Girnyk, Maksym A., Vehkapera, Mikko, Vorobyov, Sergiy A.

“…) optimal relay precoder matrix subject to the interference constraint towards the primary network…”
Get full text

Designing of a relay precoding matrix using singular value decomposition by Maurya, Shikha, Bansal, M.

“…In this paper, a relay precoder matrix is designed for an underlay multi-input multi-output cognitive relay network (MIMO-CRN…”
Get full text

Optimum design of MIMO relay with single/multiple users under QoS requirements by Yujie Han, Hongwei Yang, Liyu Cai

“… Under the inter-stream interference, a constrained optimization problem with respect to the unknown relay precoder matrix is formulated with a goal of minimizing the total relay transmit power…”
Get full text

Optimal Two-Dimensional Lattices for Precoding of Linear Channels by Kapetanovic, D., Cheng, H. V., Wai Ho Mow, Rusek, F.

“…Consider the communication system model y = HFx + n, where H and F are the channel and precoder matrices, x is a vector of data symbols drawn from some lattice…”
Get full text