Gabriel Porto Villardi

52 papers B 4Journal 35Unranked 13
YearRankTypeTitle / Venue / Authors
2023 — conf
Load Balancing in Small-Cell Access Point Placement.
VTC2023-Spring
Govind R. Gopal, Bhaskar D. Rao, Gabriel Porto Villardi
2022 J jnl
Modified Vector Quantization for Small-Cell Access Point Placement With Inter-Cell Interference.
IEEE Trans. Wirel. Commun.
Govind R. Gopal, Elina Nayebi, Gabriel Porto Villardi, Bhaskar D. Rao
2021 J jnl
Access Point Placement for Hybrid UAV-Terrestrial Small-Cell Networks.
IEEE Open J. Commun. Soc.
Govind R. Gopal, Bhaskar D. Rao, Gabriel Porto Villardi
2021 — conf
Is Vector Quantization Good Enough for Access Point Placement?
ACSCC
Govind R. Gopal, Gabriel Porto Villardi, Bhaskar D. Rao
2020 J jnl
Inter-Cell Interference and Load Balancing Aware Access Point Placement in Small-Cell Networks.
CoRR
Govind R. Gopal, Elina Nayebi, Gabriel Porto Villardi, Bhaskar D. Rao
2020 J jnl
Machine Learning-Based Signal Detection for CoMP Downlink in Ultra-Dense Small Cell Networks.
IEEE Access
Wei-Shun Liao, Ou Zhao, Mirza Golam Kibria, Gabriel Porto Villardi, Kentaro Ishizu, Fumihide Kojima
2019 J jnl
Coordinated Multi-Point Downlink Transmission for Dense Small Cell Networks.
IEEE Trans. Veh. Technol.
Wei-Shun Liao, Mirza Golam Kibria, Gabriel Porto Villardi, Ou Zhao, Kentaro Ishizu, Fumihide Kojima
2019 J jnl
Reducing the Codeword Search Complexity of FDD Moderately Large MIMO Beamforming Systems.
IEEE Trans. Commun.
Gabriel Porto Villardi, Kentaro Ishizu, Fumihide Kojima
2018 J jnl
A Stochastic Geometry Analysis of Multiconnectivity in Heterogeneous Wireless Networks.
IEEE Trans. Veh. Technol.
Mirza Golam Kibria, Kien Nguyen, Gabriel Porto Villardi, Wei-Shun Liao, Kentaro Ishizu, Fumihide Kojima
2018 J jnl
Big Data Analytics, Machine Learning, and Artificial Intelligence in Next-Generation Wireless Networks.
IEEE Access
Mirza Golam Kibria, Kien Nguyen, Gabriel Porto Villardi, Ou Zhao, Kentaro Ishizu, Fumihide Kojima
2018 J jnl
Energy efficient dynamic resource allocation for wireless systems using receiver puncturing technique.
J. Commun. Networks
Haesik Kim, Gabriel Porto Villardi, Jing Ma
2018 J jnl
Next Generation New Radio Small Cell Enhancement: Architectural Options, Functionality and Performance Aspects.
CoRR
Mirza Golam Kibria, Kien Nguyen, Gabriel Porto Villardi, Kentaro Ishizu, Fumihide Kojima
2018 J jnl
Next Generation New Radio Small Cell Enhancement: Architectural Options, Functionality and Performance Aspects.
IEEE Wirel. Commun.
Mirza Golam Kibria, Kien Nguyen, Gabriel Porto Villardi, Kentaro Ishizu, Fumihide Kojima
2018 B conf
Shared resource access high capacity wireless networks: A stochastic geometry framework.
WCNC
Mirza Golam Kibria, Kien Nguyen, Gabriel Porto Villardi, Kentaro Ishizu, Fumihide Kojima
2017 J jnl
Big Data Analytics and Artificial Intelligence in Next-Generation Wireless Networks.
CoRR
Mirza Golam Kibria, Kien Nguyen, Gabriel Porto Villardi, Kentaro Ishizu, Fumihide Kojima
2017 — conf
CoMP set formulation for downlink transmission in dense small cell networks.
WPMC
Wei-Shun Liao, Mirza Golam Kibria, Gabriel Porto Villardi, Ou Zhao, Kentaro Ishizu, Fumihide Kojima
2017 J jnl
Coexistence of Systems with Different Multicarrier Waveforms in LSA Communications.
CoRR
Mirza Golam Kibria, Gabriel Porto Villardi, Kentaro Ishizu, Fumihide Kojima
2017 — conf
Energy Efficient Radio Resource Allocation Scheme Using Receiver Puncturing Technique for 5G Networks.
VTC Fall
Haesik Kim, Gabriel Porto Villardi, Jing Ma
2017 J jnl
Heterogeneous Networks in Shared Spectrum Access Communications.
IEEE J. Sel. Areas Commun.
Mirza Golam Kibria, Gabriel Porto Villardi, Kien Nguyen, Kentaro Ishizu, Fumihide Kojima
2017 J jnl
Multilevel Protection to Broadcaster Contour and Its Impact on TV White Space Availability.
IEEE Trans. Veh. Technol.
Gabriel Porto Villardi, Hiroshi Harada, Fumihide Kojima, Hiroyuki Yano
2017 J jnl
Outage Analysis of Offloading in Heterogeneous Networks: Composite Fading Channels.
CoRR
Mirza Golam Kibria, Gabriel Porto Villardi, Wei-Shun Liao, Kien Nguyen, Kentaro Ishizu, Fumihide Kojima
2017 J jnl
Outage Analysis of Offloading in Heterogeneous Networks: Composite Fading Channels.
IEEE Trans. Veh. Technol.
Mirza Golam Kibria, Gabriel Porto Villardi, Wei-Shun Liao, Kien Nguyen, Kentaro Ishizu, Fumihide Kojima
2017 — conf
Reduced complexity decoder for FDD MIMO beamforming systems with large antenna arrays.
WPMC
Gabriel Porto Villardi, Kentaro Ishizu, Fumihide Kojima
2017 J jnl
Resource Allocation in Shared Spectrum Access Communications for Operators with Diverse Service Requirements.
CoRR
Mirza Golam Kibria, Gabriel Porto Villardi, Kentaro Ishizu, Fumihide Kojima, Hiroyuki Yano
2017 J jnl
Shared Spectrum Access Communications: A Neutral Host Micro Operator Approach.
CoRR
Mirza Golam Kibria, Gabriel Porto Villardi, Kien Nguyen, Wei-Shun Liao, Kentaro Ishizu, Fumihide Kojima
2017 J jnl
Shared Spectrum Access Communications: A Neutral Host Micro Operator Approach.
IEEE J. Sel. Areas Commun.
Mirza Golam Kibria, Gabriel Porto Villardi, Kien Nguyen, Wei-Shun Liao, Kentaro Ishizu, Fumihide Kojima
2017 J jnl
Throughput Enhancement of Multicarrier Cognitive M2M Networks: Universal-Filtered OFDM Systems.
CoRR
Mirza Golam Kibria, Gabriel Porto Villardi, Kentaro Ishizu, Fumihide Kojima
2016 — conf
An Enhancement of Multipath TCP Performance in Lossy Wireless Networks.
LCN Workshops
Kien Nguyen, Gabriel Porto Villardi, Mirza Golam Kibria, Kentaro Ishizu, Fumihide Kojima, Hiroyuki Shinbo
2016 — conf
Offloading in HetNets over shadowed Nakagami-m fading channel.
CSCN
Mirza Golam Kibria, Gabriel Porto Villardi, Wei-Shun Liao, Kien Nguyen, Kentaro Ishizu, Fumihide Kojima
2016 J jnl
Resource allocation in shared spectrum access communications for operators with diverse service requirements.
EURASIP J. Adv. Signal Process.
Mirza Golam Kibria, Gabriel Porto Villardi, Kentaro Ishizu, Fumihide Kojima, Hiroyuki Yano
2016 J jnl
Throughput Enhancement of Multicarrier Cognitive M2M Networks: Universal-Filtered OFDM Systems.
IEEE Internet Things J.
Mirza Golam Kibria, Gabriel Porto Villardi, Kentaro Ishizu, Fumihide Kojima
2015 J jnl
Channel direction information probing for multi-antenna cognitive radio system.
EURASIP J. Adv. Signal Process.
Fang Yuan, Gabriel Porto Villardi, Fumihide Kojima, Hiroyuki Yano
2013 J jnl
Cognitive communication in TV white spaces: An overview of regulations, standards, and technology.
IEEE Commun. Mag.
Chin-Sean Sum, Gabriel Porto Villardi, Mohammad Azizur Rahman, Tuncer Baykas, Ha Nguyen Tran, Zhou Lan, Chen Sun, Yohannes D. Alemseged, Junyi Wang, Chunyi Song, Chang Woo Pyo, Stanislav A. Filin, Hiroshi Harada
2013 B conf
Computer prediction of primary contour and service areas for unlicensed radio systems operating in TV white space.
WCNC
Gabriel Porto Villardi, Hiroshi Harada
2013 B conf
Design and implementation of a Wi-Fi prototype system in TVWS based on IEEE 802.11 af.
WCNC
Zhou Lan, Keiichi Mizutani, Gabriel Porto Villardi, Hiroshi Harada
2013 J jnl
Practical Design for Multiple-Antenna Cognitive Radio Networks with Coexistence Constraint.
CoRR
Pin-Hsun Lin, Gabriel Porto Villardi, Zhou Lan, Hiroshi Harada
2013 — conf
The cognitive radio in TV white space with coexistence constraint.
ICC Workshops
Pin-Hsun Lin, Zhou Lan, Gabriel Porto Villardi, Hiroshi Harada
2012 — conf
Coexistence of TV White Space enabled cognitive wireless access points.
WCNC Workshops
Gabriel Porto Villardi, Chen Sun, Yohannes D. Alemseged, Hiroshi Harada
2012 B conf
Coexistence of secondary user networks under primary user constraints in TV white space.
WCNC
Chen Sun, Gabriel Porto Villardi, Zhou Lan, Yohannes D. Alemseged, Ha Nguyen Tran, Hiroshi Harada
2012 — conf
Distributed decision making to improve link quality in coexisting TVWS secondary networks.
WCNC Workshops
Yohannes D. Alemseged, Gabriel Porto Villardi, Chen Sun, Ha Nguyen Tran, Hiroshi Harada
2012 J jnl
Efficiency of dynamic frequency selection based coexistence mechanisms for tv white space enabled cognitive wireless access points.
IEEE Wirel. Commun.
Gabriel Porto Villardi, Chin-Sean Sum, Chen Sun, Yohannes D. Alemseged, Zhou Lan, Hiroshi Harada
2012 J jnl
Hidden Node due to Multiple Transmission Power Level for White Space Radio Operating in the TV Bands.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Chin-Sean Sum, Gabriel Porto Villardi, Mohammad Azizur Rahman, Junyi Wang, Zhou Lan, Chunyi Song, Hiroshi Harada
2012 J jnl
Optimizing the Coexistence Performance of Secondary-User Networks Under Primary-User Constraints for Dynamic Spectrum Access.
IEEE Trans. Veh. Technol.
Chen Sun, Gabriel Porto Villardi, Zhou Lan, Yohannes D. Alemseged, Ha Nguyen Tran, Hiroshi Harada
2012 J jnl
TV White Space Technology: Interference in Portable Cognitive Emergency Network.
IEEE Veh. Technol. Mag.
Gabriel Porto Villardi, Giuseppe Thadeu Freitas de Abreu, Hiroshi Harada
2011 — conf
An investigation into the spectrum occupancy in Japan in the context of TV White Space systems.
CrownCom
Soraya Contreras, Gabriel Porto Villardi, Ryuhei Funada, Hiroshi Harada
2011 J jnl
Enabling coexistence of multiple cognitive networks in TV white space.
IEEE Wirel. Commun.
Gabriel Porto Villardi, Yohannes D. Alemseged, Chen Sun, Chin-Sean Sum, Ha Nguyen Tran, Tuncer Baykas, Hiroshi Harada
2011 — conf
Stochastic-geometric model of expected service area for cognitive TV White Space wireless networks.
CrownCom
Gabriel Porto Villardi, Hiroshi Harada, Giuseppe Thadeu Freitas de Abreu
2010 — conf
Adaptive Two Thresholds Based Energy Detection For Cooperative Spectrum Sensing.
CCNC
Chunyi Song, Yohannes D. Alemseged, Ha Nguyen Tran, Gabriel Porto Villardi, Chen Sun, Stanislav A. Filin, Hiroshi Harada
2010 J jnl
STBCs with orthogonal decoder for highly time-selective channels.
IEEE Trans. Consumer Electron.
Gabriel Porto Villardi, Giuseppe Thadeu Freitas de Abreu, Ryuji Kohno, Hiroshi Harada
2008 J jnl
Cumulative Decision Feedback Technique for Energy Constrained Wireless Sensor Networks.
IEICE Trans. Commun.
Gabriel Porto Villardi, Giuseppe Thadeu Freitas de Abreu, Ryuji Kohno
2008 J jnl
Modified Orthogonal Space-Time Block Codes for Time-Selective Fading Channels.
IEEE Trans. Veh. Technol.
Gabriel Porto Villardi, Giuseppe Thadeu Freitas de Abreu, Ryuji Kohno
2006 J jnl
An Adaptive Frame-Based Interpolation Method of Channel Estimation for Space-Time Block Codes in Moderate Fading Channels.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Gabriel Porto Villardi, Giuseppe Thadeu Freitas de Abreu, Ryuji Kohno