An Efficient SDP Based Design for Prototype Filters of M-Channel Cosine-Modulated Filter Banks. - Ha Hoang Kha; Hoang Duong Tuan; Truong Q. Nguyen (ICASSP (3), 2007)

Design of Cosine-Modulated Pseudo-QMF Banks Using Semidefinite Programming Relaxation. - Ha Hoang Kha; Hoang Duong Tuan; Truong Q. Nguyen (ISCAS, 2007)

Symmetric Orthogonal Complex-Valued Filter Bank Design by Semidefinite Programming. - Ha Hoang Kha; Hoang Duong Tuan; Ba-Ngu Vo; Truong Q. Nguyen (IEEE Trans. Signal Process., 2007)

Design of Exactly Linear Phase K -Regular IIR Half-Band Filter. - Hung Gia Hoang; Hoang Duong Tuan; Truong Q. Nguyen; Ha Hoang Kha (IEEE Trans. Circuits Syst. II Express Briefs, 2008)

Efficient Design of Cosine-Modulated Filter Banks via Convex Optimization. - Ha Hoang Kha; Hoang Duong Tuan; Truong Q. Nguyen (IEEE Trans. Signal Process., 2009)

Nonsmooth Optimization for Beamforming in Cognitive Multicast Transmission. - Anh Huy Phan 002; Hoang Duong Tuan; Ha Hoang Kha; Duy Trong Ngo (GLOBECOM, 2010)

2-D two-fold symmetric circular shaped filter design with homomorphic processing application. - Akila J. Seneviratne; Ha Hoang Kha; Hoang Duong Tuan; Truong Q. Nguyen (ICASSP, 2010)

New Optimized Solution Method for Beamforming in Cognitive Multicast Transmission. - Anh Huy Phan 002; Hoang Duong Tuan; Ha Hoang Kha (VTC Fall, 2010)

Optimized Power Allocation in Nonlinear Sensor Networks via Semidefinite Programming. - Umar Rashid 001; Hoang Duong Tuan; Ha Hoang Kha (VTC Fall, 2010)

Optimized Training Sequences for Spatially Correlated MIMO-OFDM. - Hoang Duong Tuan; Ha Hoang Kha; Ha H. Nguyen 001; Viet Jack Luong (IEEE Trans. Wirel. Commun., 2010)

Fast Local D.C. Programming for Optimal Power Allocation in Wireless Networks. - Ha Hoang Kha; Hoang Duong Tuan; Ha H. Nguyen 001 (GLOBECOM, 2011)

Optimized Solutions for Beamforming Problems in Amplify-Forward Wireless Relay Networks. - Anh Huy Phan 002; Hoang Duong Tuan; Ha Hoang Kha (GLOBECOM, 2011)

Space-time beamforming for multiuser wireless relay networks. - Anh Huy Phan 002; Hoang Duong Tuan; Ha Hoang Kha (ICASSP, 2011)

Semi-definite programming for distributed tracking of dynamic objects by nonlinear sensor network. - Umar Rashid 001; Hoang Duong Tuan; Ha Hoang Kha; Ha H. Nguyen 001 (ICASSP, 2011)

Error-entropy based channel state estimation of spatially correlated MIMO-OFDM. - Hoang Duong Tuan; Ha Hoang Kha; Ha H. Nguyen 001 (ICASSP, 2011)

An optimal design of FIR filters with discrete coefficients and image sampling application. - Ha Hoang Kha; Hoang Duong Tuan; Truong Q. Nguyen (ICIP, 2011)

Optimal Design of FIR Triplet Halfband Filter Bank and Application in Image Coding. - Ha Hoang Kha; Hoang Duong Tuan; Truong Q. Nguyen (IEEE Trans. Image Process., 2011)

Global optimization for human skin investigation in terahertz. - Bao C. Q. Truong; Hoang Duong Tuan; Ha Hoang Kha; Hung T. Nguyen 001 (EMBC, 2012)

D.C. programming for cooperative beamforming in SC-FDMA multi-user multi-relay networks. - Ha Hoang Kha; Hoang Duong Tuan; Ha H. Nguyen 001; Tung T. Pham (GLOBECOM, 2012)

D.C. iterations for SINR maximin multicasting in Cognitive radio. - Anh Huy Phan 002; Hoang Duong Tuan; Ha Hoang Kha (ICSPCS, 2012)

Joint design of source power allocation and relay beamforming in multi-user wireless networks. - Umar Rashid 001; Ha Hoang Kha; Hoang Duong Tuan; Ha H. Nguyen 001 (ICSPCS, 2012)

Jointly optimizing sensor selection and power control for nonlinear sensor networks. - Umar Rashid 001; Hoang Duong Tuan; Pierre Apkarian; Ha Hoang Kha (ISCIT, 2012)

Bregman divergence based sensor selections for spectrum sensing. - Enlong Che; Hoang Duong Tuan; Ha Hoang Kha; Hung Q. Ngo 001 (WCNC, 2012)

Nonsmooth Optimization for Efficient Beamforming in Cognitive Radio Multicast Transmission. - Anh Huy Phan 002; Hoang Duong Tuan; Ha Hoang Kha; Duy Trong Ngo (IEEE Trans. Signal Process., 2012)

Globally Optimized Power Allocation in Multiple Sensor Fusion for Linear and Nonlinear Networks. - Umar Rashid 001; Hoang Duong Tuan; Pierre Apkarian; Ha Hoang Kha (IEEE Trans. Signal Process., 2012)

Fast Global Optimal Power Allocation in Wireless Networks by Local D.C. Programming. - Ha Hoang Kha; Hoang Duong Tuan; Ha H. Nguyen 001 (IEEE Trans. Wirel. Commun., 2012)

Beamforming Optimization in Multi-User Amplify-and-Forward Wireless Relay Networks. - Anh Huy Phan 002; Hoang Duong Tuan; Ha Hoang Kha; Ha H. Nguyen 001 (IEEE Trans. Wirel. Commun., 2012)

Joint design of user power allocation and relay beamforming in two-way MIMO relay networks. - Ha Hoang Kha; Hoang Duong Tuan; Ha H. Nguyen 001; Ho Huu Minh Tam (ICSPCS, 2013)

Debye Parameter Extraction for Characterizing Interaction of Terahertz Radiation With Human Skin Tissue. - Bao C. Q. Truong; Hoang Duong Tuan; Ha Hoang Kha; Hung T. Nguyen 001 (IEEE Trans. Biomed. Eng., 2013)

Joint Optimization of Source Power Allocation and Cooperative Beamforming for SC-FDMA Multi-User Multi-Relay Networks. - Ha Hoang Kha; Hoang Duong Tuan; Ha H. Nguyen 001 (IEEE Trans. Commun., 2013)

Optimization of Cooperative Beamforming for SC-FDMA Multi-User Multi-Relay Networks by Tractable D.C. Programming. - Ha Hoang Kha; Hoang Duong Tuan; Ha H. Nguyen 001; Tung T. Pham (IEEE Trans. Signal Process., 2013)

Iterative D.C. Optimization of Precoding in Wireless MIMO Relaying. - Anh Huy Phan 002; Hoang Duong Tuan; Ha Hoang Kha; Ha H. Nguyen 001 (IEEE Trans. Wirel. Commun., 2013)

Joint Optimization of Source Precoding and Relay Beamforming in Wireless MIMO Relay Networks. - Umar Rashid 001; Hoang Duong Tuan; Ha Hoang Kha; Ha H. Nguyen 001 (IEEE Trans. Commun., 2014)

Interference Alignment Designs for Secure Multiuser MIMO Systems: Rank Constrained Rank Minimization Approach. - Tung Thanh Vu; Ha Hoang Kha; Trung Quang Duong (CoRR, 2015)

Wiretapped Signal Leakage Minimization for Secure Multiuser MIMO Systems via Interference Alignment. - Tung Thanh Vu; Ha Hoang Kha; Trung Quang Duong; Nguyen-Son Vo (CoRR, 2015)

Real-time brainwave-controlled interface using P300 component in EEG signal processing. - Ha Hoang Kha (RIVF, 2016)

Two-hop Power-Relaying for Linear Wireless Sensor Networks. - Johann A. Bengua; Hoang Duong Tuan; Ho N. Phien; Ha Hoang Kha (CoRR, 2016)

Transceiver Design for Optimizing the Energy Efficiency in Multiuser MIMO Channels. - Tung Thanh Vu; Ha Hoang Kha; Hoang Duong Tuan (IEEE Commun. Lett., 2016)

Real-time analysis on ensemble SVM scores to reduce P300-Speller intensification time. - Kha Vo; Diep N. Nguyen; Ha Hoang Kha; Eryk Dutkiewicz (EMBC, 2017)

Subject-Independent P300 BCI Using Ensemble Classifier, Dynamic Stopping and Adaptive Learning. - Kha Vo; Diep N. Nguyen; Ha Hoang Kha; Eryk Dutkiewicz (GLOBECOM, 2017)

Dynamic stopping using eSVM scores analysis for event-related potential brain-computer interfaces. - Vo Anh Kha; Diep N. Nguyen; Ha Hoang Kha; Eryk Dutkiewicz (ISMICT, 2017)

On the Interference Alignment Designs for Secure Multiuser MIMO Systems. - Ha Hoang Kha; Tung Thanh Vu; Trung Quang Duong; Nguyen-Son Vo (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017)

Energy-Efficient Interference Mitigation with Hierarchical Partial Coordination for MIMO Heterogeneous Networks. - Tung Thanh Vu; Ha Hoang Kha; Osamu Muta; Mohamed Rihan (IEICE Trans. Commun., 2017)

Energy-efficient transceiver designs for multiuser MIMO cognitive radio networks via interference alignment. - Ha Hoang Kha; Tung Thanh Vu; Tuan Do-Hong (Telecommun. Syst., 2017)

Particle Swarm Optimization for Weighted Sum Rate Maximization in MIMO Broadcast Channels. - Tung Thanh Vu; Ha Hoang Kha; Trung Quang Duong; Nguyen-Son Vo (Wirel. Pers. Commun., 2017)

Energy Efficiency Maximization with Per-Antenna Power Constraints for Multicell Networks Using D.C. Programming. - Le Ty Khanh; Ha Hoang Kha; Nguyen Minh Hoang (INISCOM, 2018)

Joint Optimization of Execution Latency and Energy Consumption for Mobile Edge Computing with Data Compression and Task Allocation. - Minh Hoang Ly; Thinh Quang Dinh; Ha Hoang Kha (CoRR, 2019)

On proportional fairness of uplink spectral efficiency in cell-free massive MIMO systems. - Viet Quoc Pham; Ha Hoang Kha; Le Ty Khanh (Int. J. Commun. Syst., 2020)

A Robust Image Watermarking Scheme Based on the Laplacian Pyramid Transform. - Sy Chi Nguyen; Kha Hoang Ha; Hoang Minh Nguyen (Informatica (Slovenia), 2020)

Energy efficiency optimization in MIMO heterogeneous wireless powered communication networks. - Tien Ngoc Ha; Ha Hoang Kha; Hung Quang Ta (Telecommun. Syst., 2020)

Deep Learning for Uplink Spectral Efficiency in Cell-Free Massive MIMO Systems. - Le Ty Khanh; Viet Quoc Pham; Ha Hoang Kha; Nguyen Minh Hoang (CoRR, 2021)

Multi-objective optimization for information-energy transfer trade-offs in full-duplex multi-user MIMO cognitive networks. - Xuan-Xinh Nguyen; Ha Hoang Kha; Pham Quang Thai; Hung Quang Ta (Telecommun. Syst., 2021)

Energy-Spectral Efficiency Trade-Offs in Full-Duplex MU-MIMO Cloud-RANs with SWIPT. - Xuan-Xinh Nguyen; Ha Hoang Kha (Wirel. Commun. Mob. Comput., 2021)

Spectral Efficiency Optimization in IRS-Aided Multiuser MIMO SWIPT Cognitive Radio Systems. - Pham Van Quyet; Ha Hoang Kha (RIVF, 2022)

Practical Optimization and Game Theory for 6G Ultra-Dense Networks: Overview and Research Challenges. - Bui Thanh Tinh; Long Dinh Nguyen; Ha Hoang Kha; Trung Q. Duong (IEEE Access, 2022)

Optimal precoders and power splitting factors in multiuser multiple-input multiple-output cognitive decode-and-forward relay systems with wireless energy harvesting. - Ha Hoang Kha (Int. J. Commun. Syst., 2022)

Energy harvesting maximization for multiuser MIMO SWIPT systems with intelligent reflecting surfaces. - Pham Van Quyet; Ha Hoang Kha (Telecommun. Syst., 2022)

Joint Clustering and Resource Allocation Optimization in Ultra-Dense Networks with Multiple Drones as Small Cells Using Game Theory. - Tinh T. Bui; Long Dinh Nguyen; Ha Hoang Kha; Nguyen-Son Vo; Trung Q. Duong (Sensors, 2023)

Secrecy design in full-duplex multi-user MIMO wireless networks with untrusted non-linear energy harvesting. - Xuan-Xinh Nguyen; Ha Hoang Kha (Phys. Commun., 2024)

Robust transmission design for active IRS-aided multiuser MIMO cognitive radio systems with non-linear energy harvesting models. - Pham Van Quyet; Ha Hoang Kha (Telecommun. Syst., 2024)

Optimized design for integrated sensing and communication in secure MIMO SWIPT systems. - Xuan-Xinh Nguyen; Ha Hoang Kha (Comput. Networks, 2025)

Max-Min Rate Optimization for STAR-RIS-Assisted SWIPT MIMO Cognitive Radio Systems. - Pham Van Quyet; Ha Hoang Kha (Int. J. Commun. Syst., 2025)

Multi-objective optimization for active IRS-aided multi-group multicast systems with energy harvesting, integrated sensing and communication. - Ha Hoang Kha; Pham Van Quyet (Phys. Commun., 2025)

Secrecy performance analysis of IRS-aided secure NOMA systems over Nakagami-m fading channels. - Tu-Trinh Thi Nguyen; Ha Hoang Kha; Xuan-Xinh Nguyen (Wirel. Networks, 2025)