Publications

Publication names: Phap Duong-Ngoc; Phap Ngoc Duong; Duong Ngoc Phap

2025

[Jou] Hybrid Number Theoretic Transform Architecture for Homomorphic Encryption
Quang Dang Truong, Phap Duong-Ngoc, and Hanho Lee,
IEEE Transactions on Very Large Scale Integration (VLSI) Systems ( Early Access ), Apr. 2024 (Link).
[Con] Enhancing Data Security in Federated Learning with Dilithium
Quoc Bao Phan, Hien Nguyen, Phap Duong Ngoc, and Tuy Tan Nguyen,
Proceeding of The 2025 IEEE International Conference on Consumer Electronics (ICCE), Las Vegas, NV, USA, pp. 1-6, Mar. 2025 (Link).

[Jou] A Bootstrapping-Capable Configurable NTT Architecture for Fully Homomorphic Encryption
Rella Mareta, Ardianto Satriawan, Phap Ngoc Duong, and Hanho Lee,
IEEE Access, Vol. 12, pp. 52911 - 52921, Apr. 2024 (Link).
[Jou] Efficient Low-Latency Hardware Architecture for Module-Lattice-Based Digital Signature Standard
Quang Dang Truong, Phap Ngoc Duong, and Hanho Lee,
IEEE Access, Vol. 12, pp. 32395 - 32407, Feb. 2024 (Link).

[Con] Twiddle Factor Generator Architecture for Number Theoretic Transform
Chulwoo Lee, Hanyoung Lee, Phap Duong-Ngoc, and Hanho Lee
Proceeding of The 20th International SoC Conference (ISoCC), pp. 209-210, Oct. 2023 (Link).
[Jou] An Efficient Unified Polynomial Arithmetic Unit for CRYSTALS-Dilithium
Thang Xuan Pham, Phap Duong-Ngoc, and Hanho Lee,
IEEE Transactions on Circuits and Systems I: Regular Papers (TCAS-I), Vol. 70 (12), pp. 4854-4864, Sep. 2023, (ISICAS2023 Presentation) (Link).
[Jou] Configurable Memory-Based NTT Architecture for Homomorphic Encryption
Stefanus Kurniawan, Phap Duong-Ngoc, and Hanho Lee,
IEEE Transactions on Circuits and Systems II: Express Briefs (TCAS-II), Vol. 70 (10), pp. 3942-3946, Jun. 2023, (ISICAS2023 Presentation) (Link).
[Jou] Configurable Encryption and Decryption Architectures for CKKS-Based Homomorphic Encryption
Jaehyeok Lee, Phap Ngoc Duong, and Hanho Lee,
Sensors, Vol. 23 (17), pp. 7389, Aug. 2023 (Link).
[Jou] Pipelined Key Switching Accelerator Architecture for CKKS-Based Fully Homomorphic Encryption
Phap Ngoc Duong and Hanho Lee,
Sensors, Vol. 23 (10), pp. 4594, May 2023 (Link).
[Jou] Area-Efficient Number Theoretic Transform Architecture for Homomorphic Encryption
Phap Duong-Ngoc, Sunmin Kwon, Donghoon Yoo, and Hanho Lee,
IEEE Transactions on Circuits and Systems I: Regular Papers (TCAS-I), Vol. 70 (3), pp. 1270-1282, Dec. 2022 (Link).

[Jou] Configurable Mixed-Radix Number Theoretic Transform Architecture for Lattice-Based Cryptography
Phap Duong-Ngoc and Hanho Lee,
IEEE Access, Vol. 10, pp. 12732 - 12741, Jan. 2022 (Link).
[Con] Low-Complexity Architecture of Finding First Four Minimum Values for Non-binary LDPC Decoders
Thang Xuan Pham, Phap Duong-Ngoc, Hanho Lee, and Tuy Tan Nguyen,
Proceeding of The 19th International SoC Conference (ISoCC), pp. 259-260, Oct. 2022 (Link).
[Con] A Novel Performance Verification Approach of MIPI Camera Serial Interface 2
Tuy Tan Nguyen, Thang Xuan Pham, Phap Duong-Ngoc, and Hanho Lee,
Proceeding of The 8th International Conference on Next Generation Computing (ICGNC), Oct. 2022.
[Con] Flexible GPU-Based Implementation of Number Theoretic Transform for Homomorphic Encryption
Phap Duong-Ngoc, Thang Xuan Pham, Hanho Lee, and Tuy Tan Nguyen,
Proceeding of The 19th International SoC Conference (ISoCC), pp. 259-260, Oct. 2022 (Link).

[Con] Configurable Butterfly Unit Architecture for NTT/INTT in Homomorphic Encryption
Phap Duong-Ngoc, Tuy Tan Nguyen, and Hanho Lee,
Proceeding of The 18th International SoC Conference (ISoCC), pp. 345-346, Oct. 2021 (Link).
[Con] Novel Performance Evaluation Approach of AMBA AXI-Based SoC Design
Tuy Tan Nguyen, Phap Duong-Ngoc, Thang Xuan Pham, and Hanho Lee,
Proceeding of The 18th International SoC Conference (ISoCC), pp. 403-404, Oct. 2021 (Link).
[Con] High-Throughput Multi-Threaded Non-binary LDPC Decoder Architecture
Thang Xuan Pham, Tuy Tan Nguyen, Phap Duong-Ngoc, and Hanho Lee,
Proceeding of The 7th International Conference on Next Generation Computing (ICGNC), Nov. 2021.

[Jou] Efficient NewHope Cryptography Based Facial Security System on a GPU
Phap Duong-Ngoc, Tuy Tan Nguyen, and Hanho Lee,
IEEE Access, Vol. 8, pp. 108158 - 108168, May. 2020 (Link).
[Con] Efficient k-Parallel Pipelined NTT Architecture for Post Quantum Cryptography
Phap Duong-Ngoc, Yong-Jin Kim, and Hanho Lee,
Proceeding of The 17th International SoC Conference (ISoCC), pp. 212-213, Oct. 2020 (Link).

[Jou] Evaluating Solutions to Noise Reduction for Speech Using Wavelet Transformations
Duong Ngoc Phap and Vo Thi Dieu Hanh,
The University of Danang - Journal of Science and Technology (UD-JST), 5(114), May. 2017 (Link).
[Jou] A Study of Measures for Noise Reduction to Improve the Quality of Speech Using Adjustment Kalman Filter
Duong Ngoc Phap,
The University of Danang - Journal of Science and Technology (UD-JST), 12(97), Dec. 2015 (Link).

[United States] Apparatus and Method with Homomorphic Encryption
KWON Sunmin, Hanho Lee, Phap Ngoc DUONG, Dong-hoon Yoo,
Samsung Electronics Co., Ltd.,; Inha-Industry Partnership Institute
Pub. No. US 2023/0171084 A1, 1 Jun. 2023 (Link).
[South Korea] Apparatus and Method for Ring-LWE Cryptoprocessor Using MDF Based NTT
Hanho Lee, Yongjin Kim, and Duong Ngoc Phap,
Inha University
Patent No. 10-2541388, 2 Jun. 2023.

High Performance Hardware Acccelerators for Lattice-Based Cryptography
Duong Ngoc Phap,
Ph.D. Dissertation, Inha University, August 2022.