Wali Ullah Khan

181 papers B 9Journal 149Unranked 23
YearRankTypeTitle / Venue / Authors
2026 J jnl
A Survey on Stacked Intelligent Metasurfaces: Fundamentals, Recent Advances, and Challenges.
CoRR
Chandan Kumar Sheemar, Wali Ullah Khan, Sourabh Solanki, George C. Alexandropoulos, Symeon Chatzinotas
2026 J jnl
A comprehensive survey of artificial intelligence advances in Reconfigurable Intelligent Surfaces-assisted wireless networks.
Eng. Appl. Artif. Intell.
Manzoor Ahmed, Fang Xu, Abdul Wahid, Khurshed Ali, Muhammad Ayzed Mirza, Feroz Khan, Wali Ullah Khan, Kapal Dev, Syed Ali Hassan, Zhu Han
2026 J jnl
AI-Empowered Multi-UAV and IRS Collaboration for Spectrum and Energy Optimization in B5G Networks.
IEEE Internet Things J.
Adil Khan, Babar Hayat, Shabeer Ahmad, Faten Khalid Karim, Xin Liu, Wali Ullah Khan, Samih Mohemmed Mostafa
2026 J jnl
AI-driven secure offloading for the low-altitude economy with ze-RIS-enabled UAV-MEC.
J. King Saud Univ. Comput. Inf. Sci.
Muhammad Ayzed Mirza, Meysam Soltanpour, Feng Cao, Wali Ullah Khan, Manzoor Ahmed, Ahmed Elkhalil
2026 J jnl
An improved aggregation-based signcryption for secure drone to ground station communication system.
Internet Things
Insaf Ullah, Syed Tariq Shah, Wali Ullah Khan, Mahmoud A. Shawky, Ahmad Almogren, Haralambos Mouratidis
2026 J jnl
DDPG Optimization for Hybrid RIS-Assisted Secure Multi-User-MISO Networks.
IEEE Open J. Commun. Soc.
Muhammad Iqbal, Burhan Wafai, Tabinda Ashraf, Syed Muhammad Jameel, Wali Ullah Khan, Muhammad Saad, Sangarapillai Lambotharan, Jen-Yi Pan
2026 J jnl
Effect of Phase Shift Errors on the Security of UAV-Assisted STAR-RIS IoT Networks.
IEEE Internet Things J.
Mustafa Gusaibat, Mohammed Hnaish, Abdelhamid Salem, Khaled M. Rabie, Zubair Md Fadlullah, Wali Ullah Khan, Mohamad A. Alawad, Yazeed Alkhrijah
2026 J jnl
Efficient Resource Management for NOMA- Enabled UAV Communications in 6G IRS-Assisted Vehicular Networks.
IEEE Trans. Intell. Transp. Syst.
Manzoor Ahmed, Wali Ullah Khan, Fahd N. Al-Wesabi, Shouki A. Ebad, Haya Mesfer Alshahrani, Ashit Kumar Dutta, Basem M. ElHalawany, Xingwang Li
2026 J jnl
Holographic Joint Communications and Sensing With Cramér-Rao Bounds.
IEEE J. Sel. Areas Commun.
Chandan Kumar Sheemar, Wali Ullah Khan, George C. Alexandropoulos, Jorge Querol, Symeon Chatzinotas
2026 J jnl
Multi-Objective Decomposition Evolutionary DRL for UAV-Assisted MEC in Internet of Vehicles.
IEEE Trans. Veh. Technol.
Lei Zhang, Can Tian, Tingting Liu, Xingwang Li, Shahid Mumtaz, Wali Ullah Khan
2026 J jnl
Optimizing energy-efficient routing in Mobile Internet of Things (MIoT) networks using Grey Wolf Optimization and Recurrent Neural Networks.
Ad Hoc Networks
Seyed Salar Sefati, Sanda Maiduc Osiceanu, Bahman Arasteh, Winfred Ofoe Larkotey, Asgarali Bouyer, Wali Ullah Khan
2026 J jnl
RIS-Enabled Joint Communications and Sensing in 6G NTNs: Opportunities and Challenges.
IEEE Open J. Commun. Soc.
Wali Ullah Khan, Chandan Kumar Sheemar, Muhammad Ali Jamshed, Eva Lagunas, Jorge Querol, Aryan Kaushik, Symeon Chatzinotas
2026 J jnl
Resource Allocation and Sharing for UAV-Assisted Integrated TN-NTN with Multi-Connectivity.
CoRR
Abd Ullah Khan, Wali Ullah Khan, Haejoon Jung, Hyundong Shin
2026 J jnl
STAR Beyond Diagonal RISs with Amplification: Modeling and Optimization.
CoRR
Chandan Kumar Sheemar, Giovanni Iacovelli, Wali Ullah Khan, George C. Alexandropoulos, Stefano Tomasin, Symeon Chatzinotas
2026 J jnl
Two-Stage Coded-Sliding Beam Training and QoS-Constrained Sum-Rate Maximization for SIM-Assisted Wireless Communications.
CoRR
Qian Zhang, Ju Liu, Yao Ge, Yufei Zhao, Wali Ullah Khan, Zheng Dong, Yong Liang Guan, Chau Yuen
2026 J jnl
Two-Stage Coded-Sliding Beam Training and QoS-Constrained Sum-Rate Maximization for SIM-Assisted Wireless Communications.
IEEE Trans. Wirel. Commun.
Qian Zhang, Ju Liu, Yao Ge, Yufei Zhao, Wali Ullah Khan, Dong Zheng, Yong Liang Guan, Chau Yuen
2025 J jnl
A Comprehensive Survey on RIS-Enhanced Physical Layer Security in UAV-Assisted Networks.
IEEE Internet Things J.
Manzoor Ahmed, Aized Amin Soofi, Salman Raza, Yongxiao Li, Feroz Khan, Wali Ullah Khan, Muhammad Asif, Zhu Han
2025 J jnl
Active Reconfigurable Intelligent Surfaces: Expanding the Frontiers of Wireless Communication-A Survey.
IEEE Commun. Surv. Tutorials
Manzoor Ahmed, Salman Raza, Aized Amin Soofi, Feroz Khan, Wali Ullah Khan, Syed Zain Ul Abideen, Fang Xu, Zhu Han
2025 J jnl
Advancements in RIS-Assisted UAV for Empowering Multiaccess Edge Computing: A Survey.
IEEE Internet Things J.
Manzoor Ahmed, Aized Amin Soofi, Salman Raza, Feroz Khan, Shabeer Ahmad, Wali Ullah Khan, Muhammad Asif, Fang Xu, Zhu Han
2025 J jnl
Advancements in UAV-based Integrated Sensing and Communication: A Comprehensive Survey.
CoRR
Manzoor Ahmed, Ali Arshad Nasir, Mudassir Masood, Kamran Ali Memon, Khurram Karim Qureshi, Feroz Khan, Wali Ullah Khan, Fang Xu, Zhu Han
2025 J jnl
Beyond Diagonal RIS Enhanced Cognitive Radio Enabled Multilayer Non-Terrestrial Networks.
CoRR
Wali Ullah Khan, Chandan Kumar Sheemar, Eva Lagunas, Symeon Chatzinotas
2025 J jnl
Beyond Diagonal RIS for 6G Non-Terrestrial Networks: Potentials and Challenges.
IEEE Netw.
Wali Ullah Khan, Asad Mahmood, Muhammad Ali Jamshed, Eva Lagunas, Manzoor Ahmed, Symeon Chatzinotas
2025 J jnl
Beyond Diagonal RIS: A New Frontier for 6G Internet of Things Networks.
CoRR
Wali Ullah Khan, Chandan Kumar Sheemar, Eva Lagunas, Symeon Chatzinotas
2025 J jnl
Breaking Through GNSS Outage: Advanced Stochastic Model for MEMS IMU in Navigation.
IEEE J. Sel. Top. Appl. Earth Obs. Remote. Sens.
Ahmed Shahrawy, Mahmoud A. Shawky, Adel M. Soliman, Wali Ullah Khan, Ahmad Almogren, Ahmed Gamal Abdellatif, Syed Tariq Shah
2025 J jnl
Digital Twin Enabled 6G MEC Networks: Computational Energy Efficiency for Consumer IIoT in Industry 5.0.
IEEE Trans. Consumer Electron.
Hafiz Hasnain Imtiaz, Wali Ullah Khan, Ali Kashif Bashir, Marwa Ismael Obayya, Noha Negm, Abdulsamad Ebrahim Yahya, Ashit Kumar Dutta
2025 B conf
Energy Efficiency Optimization for CR-Enabled Integrated Terrestrial and NTNs with BD-RIS.
PIMRC
Wali Ullah Khan, Chandan Kumar Sheemar, Syed Tariq Shah, Symeon Chatzinotas
2025 J jnl
Energy-Efficient TDMA-NOMA for RIS-Assisted Ultra-Dense VLC Networks.
IEEE Trans. Green Commun. Netw.
Asim Ihsan, Muhammad Asif, Wali Ullah Khan, Isaac N. O. Osahon, Sujan Rajbhandari
2025 J jnl
Enhanced Learning-Based Hybrid Optimization Framework for RSMA-Aided Underlay LEO Communication With Non-Collaborative Terrestrial Primary Network.
IEEE Trans. Commun.
Zain Ali, Wali Ullah Khan, Muhammad Asif, Asim Ihsan, Abdelrahman Elfikky, Khaled M. Rabie, Tauseef Ahmad Siddiqui, Symeon Chatzinotas, Octavia A. Dobre
2025 — conf
Enhancing Physical Layer Security in Cognitive Radio-Enabled NTNs with Beyond Diagonal RIS.
MeditCom
Wali Ullah Khan, Chandan Kumar Sheemar, Eva Lagunas, Symeon Chatzinotas
2025 J jnl
Enhancing Physical Layer Security in Cognitive Radio-Enabled NTNs with Beyond Diagonal RIS.
CoRR
Wali Ullah Khan, Chandan Kumar Sheemar, Eva Lagunas, Symeon Chatzinotas
2025 — conf
Greedy User Scheduling and Beamforming for Holographic Communications.
MeditCom
Chandan Kumar Sheemar, Christo Kurisummoottil, Wali Ullah Khan, George C. Alexandropoulos, Jorge Querol, Symeon Chatzinotas, Walid Saad
2025 J jnl
Hybrid Optimization for NOMA-Based Transmissive-RIS Mounted UAV Networks.
IEEE Trans. Consumer Electron.
Zain Ali, Muhammad Asif, Wali Ullah Khan, Abdelrahman Elfikky, Asim Ihsan, Manzoor Ahmed, Ali Ranjha, Gautam Srivastava
2025 J jnl
Integration of Beyond Diagonal RIS and UAVs in 6G NTNs: Enhancing Aerial Connectivity.
IEEE Wirel. Commun.
Wali Ullah Khan, Eva Lagunas, Asad Mahmood, Muhammad Asif, Manzoor Ahmed, Symeon Chatzinotas
2025 J jnl
Intelligent reflecting surface backscatter-enabled physical layer security enhancement
PeerJ Comput. Sci.
Manzoor Ahmed, Touseef Hussain, Muhammad Shahwar Asad, Feroz Khan, Muhammad Sheraz, Wali Ullah Khan, Teong Chee Chuah, It Ee Lee
2025 J jnl
Joint Covert and Secure Communication for SWIPT-Assisted CNOMA Systems.
IEEE Internet Things J.
Gaojian Huang, Yuxin Lei, Xingwang Li, Wali Ullah Khan, Gongpu Wang, Arumugam Nallanathan
2025 J jnl
Joint Encryption and Optimization for 6G MEC-Enabled IoT Networks.
IEEE Access
Manzoor Ahmed, Wali Ullah Khan, Fatma S. Alrayes, Yahia F. Said, Ali M. Al-Sharafi, Mi-Hye Kim, Khongorzul Dashdondov, Inam Ullah
2025 J jnl
Joint optimization for 6G beyond diagonal IRS-assisted multi-carrier NOMA vehicle-to-infrastructure communication.
J. Supercomput.
Manzoor Ahmed, Wali Ullah Khan, Mohammad Alamgeer, Eatedal Alabdulkreem, Shouki A. Ebad, Ali M. Al-Sharafi, Ashit Kumar Dutta, Tahir Khurshaid
2025 J jnl
Key technologies in apple harvesting robot for standardized orchards: A comprehensive review of innovations, challenges, and future directions.
Comput. Electron. Agric.
Wanjia Hua, Zhao Zhang, Wenqiang Zhang, Xiaohang Liu, Can Hu, Yichuan He, Mustafa Mhamed, Xiaolong Li, Haoxuan Dong, Chayan Kumer Saha, Wali Ullah Khan, Fazeel Abid, Mahmoud A. Abdelhamid
2025 J jnl
Leveraging RIS in Consumer-Centric 6G Networks: Efficient Resource Allocation in RSMA-Based SWIPT Systems Under Hardware Impairments.
IEEE Trans. Consumer Electron.
Muhammad Asif, Xu Bao, Ali Ranjha, Manzoor Ahmed, Wali Ullah Khan, Shalli Rani, Xingwang Li
2025 J jnl
Malicious Reconfigurable Intelligent Surfaces: Security Threats in 6G Networks.
IEEE Internet Things J.
Waqas Khalid, Trinh Van Chien, Wali Ullah Khan, Zeeshan Kaleem, Yousaf Bin Zikria, Taejoon Kim, Heejung Yu
2025 J jnl
Minimum Mean Squared Error Holographic Beamforming for Sum-Rate Maximization.
IEEE Wirel. Commun. Lett.
Chandan Kumar Sheemar, Wali Ullah Khan, George C. Alexandropoulos, Manzoor Ahmed, Symeon Chatzinotas
2025 J jnl
NOMA-Based Ze-RIS Empowered Backscatter Communication With Energy-Efficient Resource Management.
IEEE Trans. Commun.
Muhammad Asif, Xu Bao, Asim Ihsan, Wali Ullah Khan, Xingwang Li, Symeon Chatzinotas, Octavia A. Dobre
2025 B conf
Near-Field Full Duplex XL MIMO with Reconfigurable Holographic Surfaces.
PIMRC
Chandan Kumar Sheemar, Wali Ullah Khan, Sourabh Solanki, George C. Alexandropoulos, Zaid Abdullah, Symeon Chatzinotas
2025 J jnl
Optimizing Resource Allocation and Task Offloading in Multi-UAV MEC Networks.
IEEE Access
Manzoor Ahmed, Noor Fatima, Salman Raza, Hamid Ali, Abdul Qayum, Wali Ullah Khan, Muhammad Sheraz, Teong Chee Chuah
2025 B conf
Proportional Fair Resource Scheduling for Cell-Edge Users in O-RAN-Based Small-Cell Networks.
WCNC
Syed Tariq Shah, Rana Muhammad Sohaib, Mahmoud A. Shawky, Wali Ullah Khan
2025 J jnl
RIS-Based Physical Layer Security for Integrated Sensing and Communication: A Comprehensive Survey.
IEEE Internet Things J.
Yongxiao Li, Feroz Khan, Manzoor Ahmed, Aized Amin Soofi, Wali Ullah Khan, Chandan Kumar Sheemar, Muhammad Asif, Zhu Han
2025 J jnl
RIS-Driven Resource Allocation Strategies for Diverse Network Environments: A Comprehensive Review.
CoRR
Manzoor Ahmed, Fang Xu, Yuanlin Lyu, Aized Amin Soofi, Yongxiao Li, Feroz Khan, Wali Ullah Khan, Muhammad Sheraz, Teong Chee Chuah, Min Deng
2025 J jnl
RIS-Driven Resource Allocation Strategies for Diverse Network Environments: A Comprehensive Review.
Trans. Emerg. Telecommun. Technol.
Manzoor Ahmed, Fang Xu, Yuanlin Lyu, Aized Amin Soofi, Yongxiao Li, Feroz Khan, Wali Ullah Khan, Muhammad Sheraz, Teong Chee Chuah, Min Deng
2025 J jnl
RL-based Adaptive Task Offloading in Mobile-Edge Computing for Future IoT Networks.
CoRR
Ziad Qais Al-Abbasi, Khaled M. Rabie, Xingwang Li, Wali Ullah Khan, Asma Abu Samah
2025 J jnl
Reconfigurable Intelligent Surfaces Enabled Vehicular Communications: A Comprehensive Survey of Recent Advances and Future Challenges.
IEEE Trans. Intell. Veh.
Min Deng, Manzoor Ahmed, Abdul Wahid, Aized Amin Soofi, Wali Ullah Khan, Fang Xu, Muhammad Asif, Zhu Han
2025 B conf
Revolutionising Vehicular Security: Lightweight Handover Authentication in RIS-Aided VANETs.
PIMRC
Mahmoud A. Shawky, Syed Tariq Shah, Ahmed Gamal, Wali Ullah Khan, Insaf Ullah, Rana Muhammad Sohaib, Gagangeet Singh Aujla
2025 J jnl
Secure THz Communication in 6G: A Two-Stage DRL Approach for IRS-Assisted NOMA.
IEEE Access
Muhammad Shahwar Asad, Manzoor Ahmed, Touseef Hussain, Muhammad Sheraz, Wali Ullah Khan, Teong Chee Chuah
2025 J jnl
Securing Military IoT: Context-Aware Biometrics at the Edge.
IEEE Internet Things Mag.
Abdul Baseer Buriro, Attaullah Buriro, Muhammad Ali Jamshed, Wali Ullah Khan, Muhammad Azfar Yaqub
2025 — conf
Securing Reconfigurable Holographic Surfaces Assisted 6G Wireless Systems.
EUSIPCO
Chandan Kumar Sheemar, Wali Ullah Khan, Symeon Chatzinotas
2025 J jnl
Sum Rate Maximization for 6G Beyond Diagonal RIS-Assisted Multi-Cell Transportation Systems.
IEEE Trans. Intell. Transp. Syst.
Chi Zhang, Wali Ullah Khan, Ali Kashif Bashir, Ashit Kumar Dutta, Ateeq Ur Rehman, Maryam M. Al Dabel
2025 J jnl
Terahertz-Based IRS-Assisted Secure Symbiotic Radio Communication: A DRL Approach.
IEEE Access
Muhammad Shahwar Asad, Manzoor Ahmed, Touseef Hussain, Sajed Ahmad, Wali Ullah Khan, Muhammad Sheraz, Teong Chee Chuah
2025 J jnl
Toward a Sustainable Low-Altitude Economy: A Survey of Energy-Efficient RIS-UAV Networks.
CoRR
Manzoor Ahmed, Aized Amin Soofi, Feroz Khan, Salman Raza, Wali Ullah Khan, Lina Su, Fang Xu, Zhu Han
2025 J jnl
Toward a Sustainable Low-Altitude Economy: A Survey of Energy-Efficient RIS-UAV Networks.
IEEE Internet Things J.
Manzoor Ahmed, Aized Amin Soofi, Feroz Khan, Salman Raza, Wali Ullah Khan, Lina Su, Fang Xu, Zhu Han
2025 B conf
Transmissive Beyond Diagonal RIS-Mounted LEO Communication for NOMA IoT Networks.
WCNC
Wali Ullah Khan, Eva Lagunas, Symeon Chatzinotas
2025 J jnl
Transmissive Beyond Diagonal RIS-Mounted LEO Communication for NOMA IoT Networks.
CoRR
Wali Ullah Khan, Eva Lagunas, Symeon Chatzinotas
2025 — conf
UAV-Assisted 5G Networks: Mobility-Aware 3D Trajectory Optimization and Resource Allocation for Dynamic Environments.
VTC2025-Fall
Asad Mahmood, Thang X. Vu, Wali Ullah Khan, Symeon Chatzinotas, Björn E. Ottersten
2024 J jnl
A Survey on RIS Advances in Terahertz Communications: Emerging Paradigms and Research Frontiers.
IEEE Access
Manzoor Ahmed, Abdul Wahid, Wali Ullah Khan, Feroz Khan, Asim Ihsan, Zain Ali, Khaled M. Rabie, Thokozani Shongwe, Zhu Han
2024 J jnl
A survey on reconfigurable intelligent surfaces assisted multi-access edge computing networks: State of the art and future challenges.
Comput. Sci. Rev.
Manzoor Ahmed, Salman Raza, Aized Amin Soofi, Feroz Khan, Wali Ullah Khan, Fang Xu, Symeon Chatzinotas, Octavia A. Dobre, Zhu Han
2024 J jnl
Advanced security measures in coupled phase-shift STAR-RIS networks: A DRL approach.
J. King Saud Univ. Comput. Inf. Sci.
Abdul Wahid, Syed Zain Ul Abideen, Manzoor Ahmed, Wali Ullah Khan, Muhammad Sheraz, Teong Chee Chuah, Ying Loong Lee
2024 B conf
Beyond Diagonal IRS Assisted Ultra Massive THz Systems: A Low Resolution Approach.
PIMRC
Wali Ullah Khan, Chandan Kumar Sheemar, Zaid Abdullah, Eva Lagunas, Symeon Chatzinotas
2024 J jnl
Beyond Diagonal IRS Assisted Ultra Massive THz Systems: A Low Resolution Approach.
CoRR
Wali Ullah Khan, Chandan Kumar Sheemar, Zaid Abdullah, Eva Lagunas, Symeon Chatzinotas
2024 J jnl
Beyond Diagonal RIS for 6G Non-Terrestrial Networks: Potentials and Challenges.
CoRR
Wali Ullah Khan, Asad Mahmood, Muhammad Ali Jamshed, Eva Lagunas, Manzoor Ahmed, Symeon Chatzinotas
2024 — conf
CR-Enabled NOMA Integrated Non-Terrestrial IoT Networks with Transmissive RIS.
GLOBECOM (Workshops)
Wali Ullah Khan, Zain Ali, Asad Mahmood, Eva Lagunas, Syed Tariq Shah, Symeon Chatzinotas
2024 J jnl
CR-Enabled NOMA Integrated Non-Terrestrial IoT Networks with Transmissive RIS.
CoRR
Wali Ullah Khan, Zain Ali, Asad Mahmood, Eva Lagunas, Syed Tariq Shah, Symeon Chatzinotas
2024 J jnl
Communication and computational resource optimization for Industry 5.0 smart devices empowered by MEC.
J. King Saud Univ. Comput. Inf. Sci.
Ali Nauman, Wali Ullah Khan, Ghadah Aldehim, Hamed AlQahtani, Nuha Alruwais, Mesfer Al Duhayyim, Kapal Dev, Hong Min, Lewis Nkenyereye
2024 J jnl
Deep Reinforcement Learning for Backscatter Communications: Augmenting Intelligence in Future Internet of Things.
IEEE Internet Things Mag.
Wali Ullah Khan, Eva Lagunas, Zain Ali, Asad Mahmood, Chandan Kumar Sheemar, Manzoor Ahmed, Kapal Dev, Symeon Chatzinotas, Björn E. Ottersten
2024 J jnl
Dynamic resource management in integrated NOMA terrestrial-satellite networks using multi-agent reinforcement learning.
J. Netw. Comput. Appl.
Ali Nauman, Haya Mesfer Alshahrani, Nadhem Nemri, Kamal M. Othman, Nojood O. Aljehane, Mashael S. Maashi, Ashit Kumar Dutta, Mohammed Assiri, Wali Ullah Khan
2024 J jnl
Efficient resource allocation and user association in NOMA-enabled vehicular-aided HetNets with high altitude platforms.
Comput. Commun.
Ali Nauman, Mashael S. Maashi, Hend Khalid Alkahtani, Fahd N. Al-Wesabi, Nojood O. Aljehane, Mohammed Assiri, Sara Saadeldeen Ibrahim, Wali Ullah Khan
2024 J jnl
Energy efficiency optimization for 6G multi-IRS multi-cell NOMA vehicle-to-infrastructure communication networks.
Comput. Commun.
Mashael S. Maashi, Eatedal Alabdulkreem, Noha Negm, Abdulbasit A. Darem, Mesfer Al Duhayyim, Ashit Kumar Dutta, Wali Ullah Khan, Ali Nauman
2024 J jnl
Fair resource optimization for cooperative non-terrestrial vehicular networks.
Comput. Networks
Ashit Kumar Dutta, Nuha Alruwais, Eatedal Alabdulkreem, Noha Negm, Abdulbasit A. Darem, Mesfer Al Duhayyim, Wali Ullah Khan, Ali Nauman
2024 J jnl
Integration of Beyond Diagonal RIS and UAVs in 6G NTNs: Enhancing Aerial Connectivity.
CoRR
Wali Ullah Khan, Eva Lagunas, Asad Mahmood, Muhammad Asif, Manzoor Ahmed, Symeon Chatzinotas
2024 J jnl
NOMA-Based Backscatter Communications: Fundamentals, Applications, and Advancements.
IEEE Internet Things J.
Manzoor Ahmed, Muhammad Shahwar Asad, Feroz Khan, Wali Ullah Khan, Asim Ihsan, Umer Sadiq Khan, Fang Xu, Symeon Chatzinotas
2024 J jnl
Opportunities for Intelligent Reflecting Surfaces in 6G Empowered V2X Communications.
IEEE Internet Things Mag.
Wali Ullah Khan, Asad Mahmood, Arash Bozorgchenani, Muhammad Ali Jamshed, Ali Ranjha, Eva Lagunas, Haris Pervaiz, Symeon Chatzinotas, Björn E. Ottersten, Petar Popovski
2024 J jnl
Optimizing point-of-sale services in MEC enabled near field wireless communications using multi-agent reinforcement learning.
Comput. Commun.
Ateeq Ur Rehman, Mashael S. Maashi, Jamal M. Alsamri, Hany Mahgoub, Randa Allafi, Ashit Kumar Dutta, Wali Ullah Khan, Ali Nauman
2024 J jnl
RIS-Assisted Energy-Efficient LEO Satellite Communications With NOMA.
IEEE Trans. Green Commun. Netw.
Wali Ullah Khan, Eva Lagunas, Asad Mahmood, Symeon Chatzinotas, Björn E. Ottersten
2024 J jnl
Reconfigurable Intelligent Surfaces for 6G Non-Terrestrial Networks: Assisting Connectivity from the Sky.
IEEE Internet Things Mag.
Wali Ullah Khan, Asad Mahmood, Chandan Kumar Sheemar, Eva Lagunas, Symeon Chatzinotas, Björn E. Ottersten
2024 B conf
Reflecting Intelligent Surfaces Assisted High-Rank Ultra Massive MIMO Terahertz Channels.
WCNC
Chandan Kumar Sheemar, Sourabh Solanki, Wali Ullah Khan, Zaid Abdullah, Eva Lagunas, Symeon Chatzinotas
2024 J jnl
Securing NOMA 6G Communications Leveraging Intelligent Omni-Surfaces Under Residual Hardware Impairments.
IEEE Internet Things J.
Muhammad Asif, Xu Bao, Asim Ihsan, Wali Ullah Khan, Manzoor Ahmed, Xingwang Li
2024 J jnl
Toward Secure and Scalable Vehicular Edge Computing With Zero-Energy RIS Using DRL.
IEEE Access
Abdul Wahid, Muhammad Ayzed Mirza, Manzoor Ahmed, Muhammad Sheraz, Teong Chee Chuah, It Ee Lee, Wali Ullah Khan
2023 J jnl
A Secure Data Sharing Scheme in Community Segmented Vehicular Social Networks for 6G.
IEEE Trans. Ind. Informatics
Sunder Ali Khowaja, Parus Khuwaja, Kapal Dev, Ikhyun Lee, Wali Ullah Khan, Weizheng Wang, Nawab Muhammad Faseeh Qureshi, Maurizio Magarini
2023 J jnl
A Survey on STAR-RIS: Use Cases, Recent Advances, and Future Research Challenges.
IEEE Internet Things J.
Manzoor Ahmed, Abdul Wahid, Sayed Shariq Laique, Wali Ullah Khan, Asim Ihsan, Fang Xu, Symeon Chatzinotas, Zhu Han
2023 J jnl
A Survey on Semantic Communications for Intelligent Wireless Networks.
Wirel. Pers. Commun.
Sridhar Iyer, Rajashri Khanai, Dattaprasad Torse, Rahul Jashvantbhai Pandya, Khaled M. Rabie, Krishna Pai, Wali Ullah Khan, Zubair Md Fadlullah
2023 J jnl
Beyond encryption: Exploring the potential of physical layer security in UAV networks.
J. King Saud Univ. Comput. Inf. Sci.
Fang Xu, Sajed Ahmad, Muhammad Naveed Khan, Manzoor Ahmed, Salman Raza, Feroz Khan, Yi Ma, Wali Ullah Khan
2023 J jnl
DRL-assisted delay optimized task offloading in automotive-industry 5.0 based VECNs.
J. King Saud Univ. Comput. Inf. Sci.
Muhammad Ayzed Mirza, Junsheng Yu, Salman Raza, Moez Krichen, Manzoor Ahmed, Wali Ullah Khan, Khaled M. Rabie, Thokozani Shongwe
2023 J jnl
DRL-driven zero-RIS assisted energy-efficient task offloading in vehicular edge computing networks.
J. King Saud Univ. Comput. Inf. Sci.
Muhammad Ayzed Mirza, Junsheng Yu, Manzoor Ahmed, Salman Raza, Wali Ullah Khan, Fang Xu, Ali Nauman
2023 J jnl
Dynamic offloading strategy for computational energy efficiency of wireless power transfer based MEC networks in industry 5.0.
J. King Saud Univ. Comput. Inf. Sci.
Saad Aljubayrin, Ghadah Aldehim, Nuha Alruwais, Khalid Mahmood, Mesfer Al Duhayyim, Hong Min, Lewis Nkenyereye, Wali Ullah Khan
2023 J jnl
Efficient resource prediction framework for software-defined heterogeneous radio environmental infrastructures.
Adv. Eng. Informatics
Muhammad Ul Saqlain Nawaz, Muhammad Khurram Ehsan, Asad Mahmood, Shahid Mumtaz, Ali Hassan Sodhro, Wali Ullah Khan
2023 J jnl
Empowering smart cities: High-altitude platforms based Mobile Edge Computing and Wireless Power Transfer for efficient IoT data processing.
Internet Things
Ali Nauman, Nuha Alruwais, Eatedal Alabdulkreem, Nadhem Nemri, Nojood O. Aljehane, Ashit Kumar Dutta, Mohammed Assiri, Wali Ullah Khan
2023 J jnl
Energy Efficiency Optimization for Backscatter Enhanced NOMA Cooperative V2X Communications Under Imperfect CSI.
IEEE Trans. Intell. Transp. Syst.
Wali Ullah Khan, Muhammad Ali Jamshed, Eva Lagunas, Symeon Chatzinotas, Xingwang Li, Björn E. Ottersten
2023 J jnl
Energy-Efficient Backscatter Aided Uplink NOMA Roadside Sensor Communications Under Channel Estimation Errors.
IEEE Trans. Intell. Transp. Syst.
Asim Ihsan, Wen Chen, Wali Ullah Khan, Qingqing Wu, Kunlun Wang
2023 J jnl
Energy-Efficient Backscatter-Assisted Coded Cooperative NOMA for B5G Wireless Communications.
IEEE Trans. Green Commun. Netw.
Muhammad Asif, Asim Ihsan, Wali Ullah Khan, Ali Ranjha, Shengli Zhang, Sissi Xiaoxiao Wu
2023 J jnl
Energy-Efficient Beamforming and Resource Optimization for AmBSC-Assisted Cooperative NOMA IoT Networks.
IEEE Internet Things J.
Muhammad Asif, Asim Ihsan, Wali Ullah Khan, Ali Ranjha, Shengli Zhang, Sissi Xiaoxiao Wu
2023 J jnl
Energy-Efficient Beamforming and Resource Optimization for STAR-IRS Enabled Hybrid-NOMA 6G Communications.
IEEE Trans. Green Commun. Netw.
Muhammad Asif, Asim Ihsan, Wali Ullah Khan, Zain Ali, Shengli Zhang, Sissi Xiaoxiao Wu
2023 — conf
Energy-Efficient RIS-Enabled NOMA Communication for 6G LEO Satellite Networks.
VTC2023-Spring
Wali Ullah Khan, Eva Lagunas, Asad Mahmood, Symeon Chatzinotas, Björn E. Ottersten
2023 — conf
Enhancing Congestion Control to Improve User Experience in IoT Using LSTM Network.
VTC Fall
Atta Ur Rahman, Bibi Saqia, Wali Ullah Khan, Khaled M. Rabie, Mahmood Alam, Khairullah Khan
2023 J jnl
Integration of NOMA With Reflecting Intelligent Surfaces: A Multi-Cell Optimization With SIC Decoding Errors.
IEEE Trans. Green Commun. Netw.
Wali Ullah Khan, Eva Lagunas, Asad Mahmood, Zain Ali, Muhammad Asif, Symeon Chatzinotas, Björn E. Ottersten
2023 J jnl
Intelligent and Secure Radio Environments for 6G Vehicular Aided HetNets: Key Opportunities and Challenges.
IEEE Commun. Stand. Mag.
Wali Ullah Khan, Muhammad Awais Javed, Sherali Zeadally, Eva Lagunas, Symeon Chatzinotas
2023 J jnl
Joint optimization for secure ambient backscatter communication in NOMA-enabled IoT networks.
Digit. Commun. Networks
Wali Ullah Khan, Furqan Jameel, Asim Ihsan, Omer Waqar, Manzoor Ahmed
2023 J jnl
Joint optimization of UAV-IRS placement and resource allocation for wireless powered mobile edge computing networks.
J. King Saud Univ. Comput. Inf. Sci.
Manzoor Ahmed, Haya Mesfer Alshahrani, Nuha Alruwais, Mashael M. Asiri, Mesfer Al Duhayyim, Wali Ullah Khan, Tahir Khurshaid, Ali Nauman
2023 J jnl
LSTM-Based Distributed Conditional Generative Adversarial Network for Data-Driven 5G-Enabled Maritime UAV Communications.
IEEE Trans. Intell. Transp. Syst.
Iftikhar Rasheed, Muhammad Asif, Asim Ihsan, Wali Ullah Khan, Manzoor Ahmed, Khaled M. Rabie
2023 J jnl
MARL based resource allocation scheme leveraging vehicular cloudlet in automotive-industry 5.0.
J. King Saud Univ. Comput. Inf. Sci.
Manzoor Ahmed, Jinshi Liu, Muhammad Ayzed Mirza, Wali Ullah Khan, Fahd N. Al-Wesabi
2023 J jnl
Outage and capacity analysis of NOMA systems over dual-hop mixed powerline-wireless channels.
ICT Express
Basem M. ElHalawany, Ahmed Samir, Mohamed Elsayed, Wali Ullah Khan, Kaishun Wu, Ehab Mahmoud Mohamed
2023 J jnl
Rate Splitting Multiple Access for Next Generation Cognitive Radio Enabled LEO Satellite Networks.
IEEE Trans. Wirel. Commun.
Wali Ullah Khan, Zain Ali, Eva Lagunas, Asad Mahmood, Muhammad Asif, Asim Ihsan, Symeon Chatzinotas, Björn E. Ottersten, Octavia A. Dobre
2023 — conf
Reconfigurable Intelligent Surfaces Enhanced NOMA D2D Communications Underlaying UAV Networks.
GLOBECOM (Workshops)
Wali Ullah Khan, Eva Lagunas, Asad Mahmood, Zain Ali, Symeon Chatzinotas, Björn E. Ottersten
2023 — conf
Resource Optimization for Integrated Terrestrial Non-Terrestrial Networks Involving IRS.
GLOBECOM (Workshops)
Wali Ullah Khan, Asad Mahmood, Eva Lagunas, Muhammad Ali Jamshed, Symeon Chatzinotas, Björn E. Ottersten
2023 J jnl
Securing Industrial Internet of Things Against Botnet Attacks Using Hybrid Deep Learning Approach.
IEEE Trans. Netw. Sci. Eng.
Hasan Tooba, Jahanzaib Malik, Iram Bibi, Wali Ullah Khan, Fahd N. Al-Wesabi, Kapal Dev, Gaojian Huang
2023 J jnl
Swarm of UAVs for Network Management in 6G: A Technical Review.
IEEE Trans. Netw. Serv. Manag.
Muhammad Asghar Khan, Neeraj Kumar, Syed Agha Hassnain Mohsan, Wali Ullah Khan, Moustafa M. Nasralla, Mohammed H. Alsharif, Justyna Zywiolek, Insaf Ullah
2023 J jnl
The State of AI-Empowered Backscatter Communications: A Comprehensive Survey.
IEEE Internet Things J.
Fang Xu, Touseef Hussain, Manzoor Ahmed, Khurshed Ali, Muhammad Ayzed Mirza, Wali Ullah Khan, Asim Ihsan, Zhu Han
2023 J jnl
Vehicular Communication Network Enabled CAV Data Offloading: A Review.
IEEE Trans. Intell. Transp. Syst.
Manzoor Ahmed, Muhammad Ayzed Mirza, Salman Raza, Haseeb Ahmad, Fang Xu, Wali Ullah Khan, Qing Lin, Zhu Han
2022 J jnl
A Survey on Sematic Communications for Intelligent Wireless Networks.
CoRR
Sridhar Iyer, Rajashri Khanai, Dattaprasad Torse, Rahul Jashvantbhai Pandya, Khaled M. Rabie, Krishna Pai, Wali Ullah Khan, Zubair Md Fadlullah
2022 J jnl
A survey on vehicular task offloading: Classification, issues, and challenges.
J. King Saud Univ. Comput. Inf. Sci.
Manzoor Ahmed, Salman Raza, Muhammad Ayzed Mirza, Abdul Aziz, Manzoor Ahmed Khan, Wali Ullah Khan, Jianbo Li, Zhu Han
2022 J jnl
Ambient BackCom in beyond 5G NOMA networks: A multi-cell resource allocation framework.
Digit. Commun. Networks
Wali Ullah Khan, Fida Hussain Memon, Kapal Dev, Muhammad Awais Javed, Dinh-Thuan Do, Nawab Muhammad Faseeh Qureshi
2022 J jnl
Backscatter Sensors Communication for 6G Low-Powered NOMA-Enabled IoT Networks Under Imperfect SIC.
IEEE Syst. J.
Manzoor Ahmed, Wali Ullah Khan, Asim Ihsan, Xingwang Li, Jianbo Li, Theodoros A. Tsiftsis
2022 — conf
Backscatter-Aided NOMA V2X Communication under Channel Estimation Errors.
VTC Spring
Wali Ullah Khan, Muhammad Ali Jamshed, Asad Mahmood, Eva Lagunas, Symeon Chatzinotas, Björn E. Ottersten
2022 J jnl
Cooperative Backscatter NOMA with Imperfect SIC: Towards Energy Efficient Sum Rate Maximization in Sustainable 6G Networks.
CoRR
Manzoor Ahmed, Zain Ali, Wali Ullah Khan, Omer Waqar, Muhammad Asif, Abd Ullah Khan, Muhammad Awais Javed, Fahd N. Al-Wesabi
2022 J jnl
Cooperative backscatter NOMA with imperfect SIC: Towards energy efficient sum rate maximization in sustainable 6G networks.
J. King Saud Univ. Comput. Inf. Sci.
Manzoor Ahmed, Zain Ali, Wali Ullah Khan, Omer Waqar, Muhammad Asif, Abd Ullah Khan, Muhammad Awais Javed, Fahd N. Al-Wesabi
2022 — conf
Deep Learning Based Joint Collision Detection and Spreading Factor Allocation in LoRaWAN.
ICDCS Workshops
Seham Ibrahem Abd Elkarim, Moataz Mostafa Elsherbini, Ola Mohammed, Wali Ullah Khan, Omer Waqar, Basem M. ElHalawany
2022 J jnl
Efficient Matching-Based Parallel Task Offloading in IoT Networks.
Sensors
Usman Mahmood Malik, Muhammad Awais Javed, Jaroslav Frnda, Jan Rozhon, Wali Ullah Khan
2022 — conf
Emission-aware Resource Optimization Framework for Backscatter-enabled Uplink NOMA Networks.
VTC Spring
Muhammad Ali Jamshed, Wali Ullah Khan, Haris Pervaiz, Muhammad Ali Imran, Masood Ur Rehman
2022 J jnl
Energy-Efficient Backscatter-Assisted Coded Cooperative-NOMA for B5G Wireless Communications.
CoRR
Muhammad Asif, Asim Ihsan, Wali Ullah Khan, Ali Ranjha, Shengli Zhang, Sissi Xiaoxiao Wu
2022 J jnl
Energy-Efficient Beamforming and Resource Optimization for AmBSC-Assisted Cooperative NOMA IoT Networks.
CoRR
Muhammad Asif, Asim Ihsan, Wali Ullah Khan, Ali Ranjha, Shengli Zhang, Sissi Xiaoxiao Wu
2022 J jnl
Energy-Efficient IRS-Aided NOMA Beamforming for 6G Wireless Communications.
IEEE Trans. Green Commun. Netw.
Asim Ihsan, Wen Chen, Muhammad Asif, Wali Ullah Khan, Qingqing Wu, Jun Li
2022 J jnl
Energy-Efficient Resource Allocation for 6G Backscatter-Enabled NOMA IoV Networks.
IEEE Trans. Intell. Transp. Syst.
Wali Ullah Khan, Muhammad Awais Javed, Tu N. Nguyen, Shafiullah Khan, Basem M. ElHalawany
2022 — conf
Ergodic Capacity Analysis of NOMA-Based Two-Way Relaying Systems.
ICDCS Workshops
Basem M. ElHalawany, Daniel B. da Costa, Wali Ullah Khan, Rukhsana Ruby, Omer Waqar, Kaishun Wu
2022 J jnl
Federated learning and next generation wireless communications: A survey on bidirectional relationship.
Trans. Emerg. Telecommun. Technol.
Debaditya Shome, Omer Waqar, Wali Ullah Khan
2022 — conf
Integration of Backscatter Communication with Multi-cell NOMA: A Spectral Efficiency Optimization under Imperfect SIC.
CAMAD
Wali Ullah Khan, Eva Lagunas, Asad Mahmood, Zain Ali, Symeon Chatzinotas, Björn E. Ottersten, Octavia A. Dobre
2022 J jnl
Joint Design of Improved Spectrum and Energy Efficiency With Backscatter NOMA for IoT.
IEEE Access
Chi-Bao Le, Dinh-Thuan Do, Adão Silva, Wali Ullah Khan, Waqas Khalid, Heejung Yu, Nhan Duc Nguyen
2022 J jnl
Learning-Based Resource Allocation for Backscatter-Aided Vehicular Networks.
IEEE Trans. Intell. Transp. Syst.
Wali Ullah Khan, Tu N. Nguyen, Furqan Jameel, Muhammad Ali Jamshed, Haris Pervaiz, Muhammad Awais Javed, Riku Jäntti
2022 — conf
Mixed RIS-Relay NOMA-Based RF-UOWC Systems.
VTC Spring
Mohamed Elsayed, Ahmed Samir, Ahmad A. Aziz El-Banna, Wali Ullah Khan, Symeon Chatzinotas, Basem M. ElHalawany
2022 J jnl
NOMA-Enabled Backscatter Communications for Green Transportation in Automotive-Industry 5.0.
IEEE Trans. Ind. Informatics
Wali Ullah Khan, Asim Ihsan, Tu N. Nguyen, Zain Ali, Muhammad Awais Javed
2022 J jnl
NOMA-Enabled Optimization Framework for Next-Generation Small-Cell IoV Networks Under Imperfect SIC Decoding.
IEEE Trans. Intell. Transp. Syst.
Wali Ullah Khan, Xingwang Li, Asim Ihsan, Mohammad Ayoub Khan, Varun G. Menon, Manzoor Ahmed
2022 J jnl
On Reliable Key Performance Indicators in Cognitive Radio Networks.
IEEE Netw. Lett.
Abd Ullah Khan, Ghulam Abbas, Ziaul Haq Abbas, Wali Ullah Khan
2022 J jnl
On reliability in the performance analysis of cognitive radio networks.
J. King Saud Univ. Comput. Inf. Sci.
Abd Ullah Khan, Muhammad Tanveer, Wali Ullah Khan
2022 J jnl
Opportunities for Physical Layer Security in UAV Communication Enhanced with Intelligent Reflective Surfaces.
IEEE Wirel. Commun.
Wali Ullah Khan, Eva Lagunas, Zain Ali, Muhammad Awais Javed, Manzoor Ahmed, Symeon Chatzinotas, Björn E. Ottersten, Petar Popovski
2022 — conf
Optimizing Computational and Communication Resources for MEC Network Empowered UAV-RIS Communication.
GLOBECOM (Workshops)
Asad Mahmood, Thang X. Vu, Wali Ullah Khan, Symeon Chatzinotas, Björn E. Ottersten
2022 J jnl
RL/DRL Meets Vehicular Task Offloading Using Edge and Vehicular Cloudlet: A Survey.
IEEE Internet Things J.
Jinshi Liu, Manzoor Ahmed, Muhammad Ayzed Mirza, Wali Ullah Khan, Dianlei Xu, Jianbo Li, Abdul Aziz, Zhu Han
2022 B conf
Rate Splitting Multiple Access for Cognitive Radio GEO-LEO Co-Existing Satellite Networks.
GLOBECOM
Wali Ullah Khan, Zain Ali, Eva Lagunas, Symeon Chatzinotas, Björn E. Ottersten
2022 J jnl
Rate Splitting Multiple Access for Next Generation Cognitive Radio Enabled LEO Satellite Networks.
CoRR
Wali Ullah Khan, Zain Ali, Eva Lagunas, Asad Mahmood, Muhammad Asif, Asim Ihsan, Symeon Chatzinotas, Björn E. Ottersten, Octavia A. Dobre
2022 J jnl
Swarm of UAVs for Network Management in 6G: A Technical Review.
CoRR
Muhammad Asghar Khan, Neeraj Kumar, Syed Agha Hassnain Mohsan, Wali Ullah Khan, Moustafa M. Nasralla, Mohammed H. Alsharif, Justyna Zywiolek, Insaf Ullah
2022 J jnl
TEZEM: A new energy-efficient routing protocol for next-generation wireless sensor networks.
Int. J. Distributed Sens. Networks
Zain ul Abidin Jaffri, Muhammad Asif, Wali Ullah Khan, Zeeshan Ahmad, Zain ul Abiden Akhtar, Kalim Ullah, Md Sadek Ali
2022 J jnl
Task Offloading and Resource Allocation for IoV Using 5G NR-V2X Communication.
IEEE Internet Things J.
Salman Raza, Shangguang Wang, Manzoor Ahmed, Muhammad Rizwan Anwar, Muhammad Ayzed Mirza, Wali Ullah Khan
2022 — conf
When RIS Meets GEO Satellite Communications: A New Sustainable Optimization Framework in 6G.
VTC Spring
Wali Ullah Khan, Eva Lagunas, Asad Mahmood, Basem M. ElHalawany, Symeon Chatzinotas, Björn E. Ottersten
2021 J jnl
An Enhanced Spectrum Reservation Framework for Heterogeneous Users in CR-Enabled IoT Networks.
IEEE Wirel. Commun. Lett.
Abd Ullah Khan, Muhammad Tanveer, Wali Ullah Khan, Jamel Nebhen, Xingwang Li, Ming Zeng, Octavia A. Dobre
2021 J jnl
Artificial intelligence techniques for rate maximization in interference channels.
Phys. Commun.
Zain Ali, Wasay Farooq, Wali Ullah Khan, Mahmood Qureshi, Guftaar Ahmad Sardar Sidhu
2021 J jnl
Backscatter-Enabled Efficient V2X Communication With Non-Orthogonal Multiple Access.
IEEE Trans. Veh. Technol.
Wali Ullah Khan, Furqan Jameel, Neeraj Kumar, Riku Jäntti, Mohsen Guizani
2021 J jnl
Backscatter-Enabled NOMA for Future 6G Systems: A New Optimization Framework Under Imperfect SIC.
IEEE Commun. Lett.
Wali Ullah Khan, Xingwang Li, Ming Zeng, Octavia A. Dobre
2021 J jnl
Efficient Power-Splitting and Resource Allocation for Cellular V2X Communications.
IEEE Trans. Intell. Transp. Syst.
Furqan Jameel, Wali Ullah Khan, Neeraj Kumar, Riku Jäntti
2021 J jnl
Energy Efficient UAV Flight Path Model for Cluster Head Selection in Next-Generation Wireless Sensor Networks.
Sensors
Syed Kamran Haider, Aimin Jiang, Ahmad Almogren, Ateeq Ur Rehman, Abbas Ahmed, Wali Ullah Khan, Habib Hamam
2021 J jnl
Energy efficiency maximization for beyond 5G NOMA-enabled heterogeneous networks.
Peer-to-Peer Netw. Appl.
Wali Ullah Khan, Xingwang Li, Asim Ihsan, Zain Ali, Basem M. ElHalawany, Guftaar Ahmed Sardar Sidhu
2021 J jnl
Federated learning and next generation wireless communications: A survey on bidirectional relationship.
CoRR
Debaditya Shome, Omer Waqar, Wali Ullah Khan
2021 J jnl
Joint Spectrum and Energy Optimization of NOMA-Enabled Small-Cell Networks With QoS Guarantee.
IEEE Trans. Veh. Technol.
Wali Ullah Khan, Furqan Jameel, Xingwang Li, Muhammad Bilal, Theodoros A. Tsiftsis
2021 J jnl
Joint optimization of NOMA-enabled backscatter communications for beyond 5G IoT networks.
Internet Technol. Lett.
Wali Ullah Khan, Nouman Imtiaz, Inam Ullah
2021 J jnl
On Efficient DCT Type-I Based Low Complexity Channel Estimation for Uplink NB-IoT Systems.
IEEE Access
Md Sadek Ali, Md. Shariful Islam, Muhammad Asif, Wali Ullah Khan, Fujiang Lin, Omer Waqar
2021 J jnl
Optimal power allocation for NOMA-enabled D2D communication with imperfect SIC decoding.
Phys. Commun.
Shanshan Yu, Wali Ullah Khan, Xiaoqing Zhang, Ju Liu
2021 J jnl
Physical Layer Security of Cognitive Ambient Backscatter Communications for Green Internet-of-Things.
IEEE Trans. Green Commun. Netw.
Xingwang Li, Yike Zheng, Wali Ullah Khan, Ming Zeng, Dong Li, G. K. Ragesh, Lihua Li
2021 J jnl
Resource allocation of 5G network by exploiting particle swarm optimization.
Iran J. Comput. Sci.
Syed Waleed, Inam Ullah, Wali Ullah Khan, Ateeq Ur Rehman, Taj Rahman, Shanbin Li
2021 J jnl
Secure backscatter-enabled NOMA system design in 6G era.
Internet Technol. Lett.
Wali Ullah Khan, Zain Ali, Abd Ullah Khan, Guftaar Ahmad Sardar Sidhu
2021 J jnl
Spectrum utilization efficiency in CRNs with hybrid spectrum access and channel reservation: A comprehensive analysis under prioritized traffic.
Future Gener. Comput. Syst.
Abd Ullah Khan, Ghulam Abbas, Ziaul Haq Abbas, Wali Ullah Khan, Muhammad Waqas
2021 — conf
Uplink IoT Networks: Time-Division Priority-Based Non-Orthogonal Multiple Access Approach.
ICC
Basem M. ElHalawany, Ahmad A. Aziz El-Banna, Wali Ullah Khan, Kaishun Wu
2020 J jnl
Efficient Power-Splitting and Resource Allocation for Cellular V2X Communications.
CoRR
Furqan Jameel, Wali Ullah Khan, Neeraj Kumar, Riku Jäntti
2020 J jnl
Efficient power allocation for NOMA-enabled IoT networks in 6G era.
Phys. Commun.
Wali Ullah Khan, Furqan Jameel, Muhammad Ali Jamshed, Haris Pervaiz, Shafiullah Khan, Ju Liu
2020 J jnl
Joint Spectral and Energy Efficiency Optimization for Downlink NOMA Networks.
IEEE Trans. Cogn. Commun. Netw.
Wali Ullah Khan, Furqan Jameel, Tapani Ristaniemi, Shafiullah Khan, Guftaar Ahmad Sardar Sidhu, Ju Liu
2020 J jnl
Multiobjective Optimization of Uplink NOMA-Enabled Vehicle-to-Infrastructure Communication.
IEEE Access
Wali Ullah Khan, Furqan Jameel, Guftaar Ahmad Sardar Sidhu, Manzoor Ahmed, Xingwang Li, Riku Jäntti
2020 J jnl
NOMA-Enabled Backscatter Communications: Toward Battery-Free IoT Networks.
IEEE Internet Things Mag.
Furqan Jameel, Shah Zeb, Wali Ullah Khan, Syed Ali Hassan, Zheng Chang, Ju Liu
2020 — conf
Reinforcement Learning for Scalable and Reliable Power Allocation in SDN-based Backscatter Heterogeneous Network.
INFOCOM Workshops
Furqan Jameel, Wali Ullah Khan, Muhammad Ali Jamshed, Haris Pervaiz, Qammer H. Abbasi, Riku Jäntti
2020 — conf
Secure Backscatter Communications in Multi-Cell NOMA Networks: Enabling Link Security for Massive IoT Networks.
INFOCOM Workshops
Wali Ullah Khan, Ju Liu, Furqan Jameel, Muhammad Toaha Raza Khan, Syed Hassan Ahmed, Riku Jäntti
2020 J jnl
Spectral Efficiency Optimization for Next Generation NOMA-Enabled IoT Networks.
IEEE Trans. Veh. Technol.
Wali Ullah Khan, Ju Liu, Furqan Jameel, Vishal Sharma, Riku Jäntti, Zhu Han
2019 — conf
Efficient Power Allocation for Multi-Cell Uplink NOMA Network.
VTC Spring
Wali Ullah Khan, Furqan Jameel, Tapani Ristaniemi, Basem M. ElHalawany, Ju Liu
2019 J jnl
Efficient power allocation in downlink multi-cell multi-user NOMA networks.
IET Commun.
Wali Ullah Khan, Zhiyuan Yu, Shanshan Yu, Guftaar Ahmad Sardar Sidhu, Ju Liu
2019 B conf
FMNet: Feature Mining Networks for Brain Tumor Segmentation.
ICTAI
Fengming Lin, Ju Liu, Qiang Wu, Xiangmao Kong, Wali Ullah Khan, Wei Shi, Enshuai Pang
2019 J jnl
Maximizing physical layer security in relay-assisted multicarrier nonorthogonal multiple access transmission.
Internet Technol. Lett.
Wali Ullah Khan
2019 J jnl
Power Allocation and User Assignment Scheme for Beyond 5G Heterogeneous Networks.
CoRR
Khush Bakht, Furqan Jameel, Zain Ali, Wali Ullah Khan, Imran Khan, Guftaar Ahmad Sardar Sidhu, Jeong Woo Lee
2019 J jnl
Power Allocation and User Assignment Scheme for beyond 5G Heterogeneous Networks.
Wirel. Commun. Mob. Comput.
Khush Bakht, Furqan Jameel, Zain Ali, Wali Ullah Khan, Imran Khan, Guftaar Ahmad Sardar Sidhu, Jeong Woo Lee
2019 — conf
Secrecy Analysis and Learning-Based Optimization of Cooperative NOMA SWIPT Systems.
ICC Workshops
Furqan Jameel, Wali Ullah Khan, Zheng Chang, Tapani Ristaniemi, Ju Liu
2019 J jnl
Secrecy Analysis and Learning-based Optimization of Cooperative NOMA SWIPT Systems.
CoRR
Furqan Jameel, Wali Ullah Khan, Zheng Chang, Tapani Ristaniemi, Ju Liu
2019 — conf
Towards Intelligent IoT Networks: Reinforcement Learning for Reliable Backscatter Communications.
GLOBECOM Workshops
Furqan Jameel, Wali Ullah Khan, Syed Tariq Shah, Tapani Ristaniemi