Postdoctoral Research Fellow | Wideband Wireless Communications · MIMO · RIS · V2X

🧑 About

I am writing to apply for the postdoctoral position in your laboratory/department. I am currently serving as a Postdoctoral Research Fellow at National Sun Yat-sen University (NSYSU), where I collaborate with researchers at the University of Southampton.

YouTube.

🔍 Research Interests

🧑‍💻 Modern Digital Communications:
- Maximizing data throughput by leveraging deep reinforcement learning without explicit channel estimation.
- Flexible hierarchical codebook design and hierarchical beam-search techniques.
- Minimizing communication latency in vehicle-to-vehicle (V2V) scenarios using analytical methods.

📰 Academic Activities

April 2026: Received the award in the United States for the HDR Scientific Mood ML Challenge, including 1st Place in Predicting Coastal Flooding and 2nd Place Overall. Official winners announcement .

Award reception in the United States for the HDR Scientific Mood ML Challenge.
March 6, 2026: Received 1st Place in Predicting Coastal Flooding and 2nd Place Overall in the HDR Scientific Mood ML Challenge. Official winners announcement . Invited to present the solution at the FARR Workshop in Washington, DC, USA (April 8–9, 2026).
January 2026: Achieved 1st Place in the iHarp Competition focusing on coastal flooding time series prediction, awarded 2nd Place in the Imageomics Competition for ecological data and climate forecasting tasks, and secured 3rd Place in the A3D3 Competition focused on neural forecasting challenges. Event page .

Video recording of the Taiwan Local Winners Announcement session (CERN Indico).
January 2026: Research discussion with Prof. Ronald Y. Chang (Academia Sinica) and Prof. Wan-Jen Huang (NSYSU).

From left: Prof. Ronald Y. Chang, Dony Darmawan Putra, Prof. Wan-Jen Huang.
August 2025: PhD degree conferred at National Sun Yat-sen University (NSYSU).

PhD degree conferred ceremony at National Sun Yat-sen University (NSYSU).
July 2025: Submitted manuscripts: Proximal-Policy-Based Optimization for Spectral & Energy Efficiency in NOMA-Enabled Vehicle Platoon-Based V2X System.
May 2025: Presented the paper Graph-MLP Based Optimization for RIS-Assisted Multi-User MISO Systems With Implicit CSI.
May 2025: Publication — Flexible Hierarchical Multi-Beam Search for Millimeter-Wave 3D MIMO Systems with Uniform Planar Arrays published in IEEE Open Journal of the Communications Society (OJCOMS).
February 5, 2025: Visited King Abdullah University of Science and Technology (KAUST), Saudi Arabia.

With Hasan Albinsaid (PhD student) at KAUST.
January 22 – February 4, 2025: Research collaboration at the University of Southampton focusing on deep reinforcement learning without explicit channel estimation.

At University of Southampton.

Group activity with Prof. Chao Xu at University of Southampton.

With Prof. Rob Maunder at University of Southampton.
November 30, 2024: Submitted a conference manuscript following the paper Graph-MLP Based Optimization for RIS-Assisted Multi-User MISO Systems With Implicit CSI.
November 26, 2024: Submitted a journal manuscript for PhD graduation: Flexible Hierarchical Multi-Beam Search for Millimeter-Wave 3D MIMO Systems with Uniform Planar Arrays.
Mar 27, 2023: IEEE Wireless Communications and Networking Conference (WCNC) 2023.

IEEE Wireless Communications and Networking Conference (WCNC) · Scotland · 2023/03/28.

🧑‍🔬 Research Experiences

Visiting Researcher, Next Generation Wireless Group, University of Southampton | January, 2025 - February, 2025.
Student Research Assistant, Network Science Laboratory, National Sun Yat-sen University | January, 2023 - August, 2025.
Student Research Assistant, Cooperative Communications and Signal Processing Laboratory, National Sun Yat-sen University | September, 2018 - August, 2025.

📄 Publications

Fast Algorithm for Optimal Resource Allocation in a Low-Latency Downlink NOMA-Enabled Vehicle Platoon-Based V2X System
Dony Darmawan Putra, Ka-Cheong Leung, Wan-Jen Huang
April, 2026, IEEE Open Journal of the Communications Society. (IF:6.1)
Flexible Hierarchical Multi-Beam Search Algorithm for Millimeter-Wave 3D MIMO Systems With Uniform Planar Arrays
Dony Darmawan Putra; Wan-Jen Huang
May, 2025, IEEE Open Journal of the Communications Society. (IF:6.1)
Graph-MLP Based Optimization for RIS-Assisted Multi-User MISO Systems With Implicit CSI
Dony Darmawan Putra, Tri Cahyani, Wan-Jen Huang, Sok-Ian Sou
May, 2025, IEEE International Conference on Machine Learning for Communication and Networking (ICMLCN), Barcelona, Spain.
Flexible Hierarchical Multi-Beam Search for mmWave massive MIMO Systems
Dony Darmawan Putra; Wan-Jen Huang; Ahmad Sirojuddin
March, 2023, IEEE Wireless Communications and Networking Conference (WCNC), Glasgow, United Kingdom.
Low-Complexity Sum-Capacity Maximization for Intelligent Reflecting Surface-Aided MIMO Systems (IF:5.5)
Ahmad Sirojuddin; Dony Darmawan Putra; Wan-Jen Huang
April, 2022, IEEE Wireless Communications Letters.
Design Six Stage Cockcroft Walton Voltage Multiplier 12 kV
Wijono, Eka Maulana, Dony Darmawan Putra, Waru Djuriatno
Agustus, 2019, TELKOMNIKA (Telecommunication Computing Electronics and Control).

Other publications →

📜 Projects

5th Qualcomm Taiwan University Research Workshop 2024 DL-Based Precoding Design in STAR-RIS-aided Massive MIMO Systems with Implicit CSI.
1st Qualcomm Taiwan University Research Workshop 2019 Beam-space Channel Estimation for Millimeter-Wave Massive MIMO System with Planar Array.

👩‍💻 Skills

Human Languages: Bahasa Indonesia, English, Chinese Traditional, Javanese, Malay.
Programming Languages and Scripting
- General-Purpose: Python, MATLAB, PHP, Java, vue.js, Django
- System-Level: C++, C,Assembly, Go
- Database and Query Languages: SQL
DS & ML Tools (Python): NumPy, Pandas, Matplotlib, Seaborn, Scikitlearn, Keras, Tensorflow, PyTorch.
Machine Learning and Artificial Intelligence
- Deep Neural Networks (DNNs) and Convolutional Neural Networks (CNNs)
- Reinforcement Learning Algorithms and Policy Optimization
- Data Preprocessing, Feature Engineering, and Model Deployment

💼 Reviewer Experiences

IEEE Systems Journal.
IEEE Transactions on Intelligent Transportation Systems.
ICOIN 2025 The 39th International Conference on Information Networking.
2025 IEEE 22nd Consumer Communications & Networking Conference (CCNC).
Wireless Networks.
5th International Workshop on Communication and Networking for Swarms Robotics (ROBOCOM'25).
IEEE Transactions on Signal and Information Processing over Networks.
2024 IEEE International Conference on Communications, Control, and Computing Technologies for Smart Grids (SmartGridComm).
2025 IEEE Globecom Workshop
2026 IEEE 23rd Consumer Communications & Networking Conference (CCNC)