Get our free extension to see links to code for papers anywhere online!

Chrome logo Add to Chrome

Firefox logo Add to Firefox

Picture for Octavia A. Dobre

Cascaded Channel Estimation for RIS Assisted mmWave MIMO Transmissions


Jun 19, 2021
Yushan Liu, Shun Zhang, Feifei Gao, Jie Tang, Octavia A. Dobre


  Access Paper or Ask Questions

Deep Learning Based RIS Channel Extrapolation with Element-grouping


May 14, 2021
Shunbo Zhang, Shun Zhang, Feifei Gao, Jianpeng Ma, Octavia A. Dobre

* 14 pages, 5 figures 

  Access Paper or Ask Questions

Coverage Characterization of STAR-RIS Networks: NOMA and OMA


Apr 20, 2021
Chenyu Wu, Yuanwei Liu, Xidong Mu, Xuemai Gu, Octavia A. Dobre


  Access Paper or Ask Questions

Design of a Power Amplifying-RIS for Free-Space Optical Communication Systems


Apr 08, 2021
Alain R. Ndjiongue, Telex M. N. Ngatched, Octavia A. Dobre, Harald Haas


  Access Paper or Ask Questions

Incremental Relaying for Power Line Communication: Performance Analysis and Power Allocation


Mar 09, 2021
Ankit Dubey, Chinmoy Kundu, Telex M. N. Ngatched, Octavia A. Dobre, Ranjan K. Mallik


  Access Paper or Ask Questions

Secrecy Performance of Small-Cell Networks with Transmitter Selection and Unreliable Backhaul under Spectrum Sharing Environment


Mar 07, 2021
Jinghua Zhang, Chinmoy Kundu, Octavia A. Dobre, Emi Garcia-Palacios, Nguyen-Son Vo


  Access Paper or Ask Questions

Deep Learning based Channel Extrapolation for Large-Scale Antenna Systems: Opportunities, Challenges and Solutions


Feb 25, 2021
Shun Zhang, Yushan Liu, Feifei Gao, Chengwen Xing, Jianping An, Octavia A. Dobre

* 15 pages, 6 figures 

  Access Paper or Ask Questions

Recurrent Neural Network Assisted Transmitter Selection for Secrecy in Cognitive Radio Network


Feb 16, 2021
Shalini Tripathi, Chinmoy Kundu, Octavia A. Dobre, Ankur Bansal, Mark F. Flanagan


  Access Paper or Ask Questions

Performance Analysis of RIS-Based nT-FSO Link Over G-G Turbulence With Pointing Errors


Feb 06, 2021
Alain R. Ndjiongue, Telex M. N. Ngatched, Octavia A. Dobre, Ana G. Armada, Harald Haas


  Access Paper or Ask Questions

SRAR-RISs: Simultaneous Reflecting and Refracting Reconfigurable Intelligent Surfaces


Jan 24, 2021
Jiaqi Xu, Yuanwei Liu, Xidong Mu, Octavia A. Dobre

* 4pages, 4 figures, submitted to IEEE Communications Letters 

  Access Paper or Ask Questions

Re-configurable Intelligent Surface-based VLC Receivers Using Tunable Liquid-crystals: The Concept


Jan 07, 2021
Alain R. Ndjiongue, Telex M. N. Ngatched, Octavia A. Dobre, Harald Haas

* 7 pages, 5 figures, 1 table 

  Access Paper or Ask Questions

Energy Efficiency Maximization in RIS-Aided Cell-Free Network with Limited Backhaul


Dec 21, 2020
Quang Nhat Le, Van-Dinh Nguyen, Octavia A. Dobre

* submitted for possible publication 

  Access Paper or Ask Questions

Robotic Communications for 5G and Beyond: Challenges and Research Opportunities


Dec 09, 2020
Yuanwei Liu, Xiao Liu, Xinyu Gao, Xidong Mu, Xiangwei Zhou, Octavia A. Dobre, H. Vincent Poor

* 7pages, 6figures 

  Access Paper or Ask Questions

Low Complexity Neural Network Structures for Self-Interference Cancellation in Full-Duplex Radio


Sep 23, 2020
Mohamed Elsayed, Ahmad A. Aziz El-Banna, Octavia A. Dobre, Wanyi Shiu, Peiwei Wang

* 13 pages, 4 figures, to be appeared to IEEE Communications Letters 

  Access Paper or Ask Questions

Deep Learning Based Antenna Selection for Channel Extrapolation in FDD Massive MIMO


Sep 03, 2020
Yindi Yang, Shun Zhang, Feifei Gao, Chao Xu, Jianpeng Ma, Octavia A. Dobre

* 6 pages, 5 figures 

  Access Paper or Ask Questions

Deep Learning Optimized Sparse Antenna Activation for Reconfigurable Intelligent Surface Assisted Communication


Sep 03, 2020
Shunbo Zhang, Shun Zhang, Feifei Gao, Jianpeng Ma, Octavia A. Dobre

* 30 pages, 14 figures 

  Access Paper or Ask Questions

Fiber Nonlinearity Mitigation via the Parzen Window Classifier for Dispersion Managed and Unmanaged Links


Sep 17, 2019
Abdelkerim Amari, Xiang Lin, Octavia A. Dobre, Ramachandran Venkatesan, Alex Alvarado

* 4 pages, 6 figures 

  Access Paper or Ask Questions

A Machine Learning-Based Detection Technique for Optical Fiber Nonlinearity Mitigation


Mar 06, 2019
Abdelkerim Amari, Xiang Lin, Octavia A. Dobre, Ramachandran Venkatesan, Alex Alvarado

* Accepted for publication in IEEE Photonics Technology Letters 

  Access Paper or Ask Questions