Category: artigo

Tensor-Based Channel Estimation for Massive MIMO-OFDM Systems

ARAUJO, D. C. de ALMEIDA, A. L. F. COSTA, J. P. C. L. SOUSA JR., R. T. ; IEEE Access; 2019; DOI: 10.1109/ACCESS.2019.2908207

Multidimensional Harmonic Retrieval Based on Vandermonde Tensor Train

ZNIYED, YASSINE BOYER, R. de ALMEIDA, A. L. F. FAVIER, G ; SIGNAL PROCESSING; 2019; DOI: 10.1016/j.sigpro.2019.05.007

Low Cost Antenna Array Based Drone Tracking Device for Outdoor Environments

OLIVEIRA, M. T. MIRANDA, R. K. COSTA, J. P. C. L. de ALMEIDA, A. L. F. SOUSA JR., R. T. ; WIRELESS COMMUNICATIONS & MOBILE COMPUTING; 2019; DOI: 10.1155/2019/5437908

Joint DL and UL Channel Estimation for Millimeter Wave MIMO Systems Using Tensor Modeling

GOMES, P. R. B. de ALMEIDA, A. L. F. COSTA, J. P. C. L. SOUSA JR., R. T. ; WIRELESS COMMUNICATIONS & MOBILE COMPUTING; 2019; DOI: 10.1155/2019/4858137

Semi-Blind Receivers for MIMO Multi-Relaying Systems via Rank-One Tensor Approximations

SOKAL, B. de ALMEIDA, A. L. F. HAARDT, M. ; SIGNAL PROCESSING; 2019; DOI: 10.1016/j.sigpro.2019.107254

Double-Sided Massive MIMO Transceivers for mmWave Communications

RIBEIRO, L. N. SCHWARZ, S. de ALMEIDA, A. L. F. ; IEEE Access; 2019; DOI: 10.1109/ACCESS.2019.2949945

Low-Overhead Feedback Topology Design for the K-User MIMO Interference Alignment

JIN, JIN GAO, X. LI, XINGWANG CHARLES CASIMIRO CAVALCANTE LI, LIHUA ; KSII Transactions on Internet and Information Systems; 2018; 10.3837/tiis.2018.11.008

Indoor Localization Algorithm based on Fingerprint Using a Single Fifth Generation Wi-Fi Access Point

LIMA PAIVA, ANTONIO REGILANE CRUZ FREITAS JR, WALTER MOACO GUERREIRO, IGOR BATISTA NASCIMENTO, HITALO JOSEFERSON ; IEEE Latin America Transactions; 2018; 10.1109/TLA.2018.8447371

Pricing-Based Distributed Beamforming for Dynamic Time Division Duplexing Systems

GUIMARAES, FRANCISCO R. V. FODOR, GABOR FREITAS JR., W. C.;Cruz, W.;CRUZ-FREITAS, WALTER;FREITAS, WALTER C.;Freitas, Walter C;Freitas, Walter C.;DA CRUZ FREITAS JR, WALTER;FREITAS JÚNIOR, WALTER CRUZ;DA C. FREITAS, WALTER;CRUZ FREITAS JR, WALTER;FREITAS, WALTER DA C. Yuri C. B. Silva ; IEEE Transactions on Vehicular Technology; 2018; 10.1109/TVT.2017.2777477

Application of Multiagent Systems to Three-Dimensional Positioning Problem in Indoor Environments Based on IEEE 802.11

NASCIMENTO, H. F R P Cavalcanti RODRIGUES, Emanuel B PAIVA, A. R. ; PROGRESS IN ELECTROMAGNETICS RESEARCH LETTERS; 2018; DOI: