Faculty Profiles - TU Fengbin | The Hong Kong University of Science and Technology

2024 12

DyBit: Dynamic Bit-Precision Numbers for Efficient Quantized Neural Network Inference

IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, v. 43, (5), May 2024, article number 10358356
Zhou, Jiajun; Wu, Jiajun; Gao, Yizhao; Ding, Yuhao; Tao, Chaofan; Li, Boyu; Tu, Fengbin; Cheng, Kwang Ting; So, Hayden Kwok-Hay; Wong, Ngai
Article

HDSuper: High-Quality and High Computational Utilization Edge Super-Resolution Accelerator With Hardware-Algorithm Co-Design Techniques

IEEE Transactions on Circuits and Systems I: Regular Papers, v. 71, (4), April 2024, p. 1679-1692
Zhao, Xin; Chang, Liang; Fan, Dongqi; Hu, Zhicheng; Yue, Ting; Tu, Fengbin; Zhou, Jun
Article

SWG: an architecture for sparse weight gradient computation

Science China Information Sciences, v. 67, (2), February 2024, article number 122405
Wu, Weiwei; Tu, Fengbin; Li, Xiangyu; Wei, Shaojun; Yin, Shouyi
Article

TensorCIM: Digital Computing-in-Memory Tensor Processor With Multichip-Module-Based Architecture for Beyond-NN Acceleration

IEEE Journal of Solid-State Circuits, June 2024, article number 10555118, p. 1-14
Wang, Yiqi; Wu, Zihan; Wu, Weiwei; Liu, Leibo; Hu, Yang; Wei, Shaojun; Tu, Fengbin; Yin, Shouyi
Article

Towards efficient generative AI and beyond-AI computing: New trends on ISSCC 2024 machine learning accelerators

Journal of Semiconductors, v. 45, (4), April 2024, article number 040204
Yang, Bohan; Chen, Jia; Tu, Fengbin
Article

15.1 A 0.795fJ/bit Physically-Unclonable Function-Protected TCAM for a Software-Defined Networking Switch

2024 IEEE International Solid-State Circuits Conference (ISSCC) / IEEE. Piscataway, NJ : IEEE, 2024, p. 276-278, Article number 10454312
Yue, Zhiheng; Xiang, Xujiang; Tu, Fengbin; Wang, Yang; Wang, Yiming; Wei, Shaojun; Hu, Yang; Yin, Shouyi
Conference paper

20.2 A 28nm 74.34TFLOPS/W BF16 Heterogenous CIM-Based Accelerator Exploiting Denoising-Similarity for Diffusion Models

Digest of Technical Papers - IEEE International Solid-State Circuits Conference / IEEE. Piscataway, NJ : IEEE, 2024, p. 362-364, Article number 10454308
Guo, Ruiqi; Wang, Lei; Chen, Xiaofeng; Sun, Hao; Yue, Zhiheng; Qin, Yubin; Han, Huiming; Wang, Yang; Tu, Fengbin; Wei, Shaojun; Hu, Yang; Yin, Shouyi
Conference paper

A 28nm 4170-TFLOPS/W/b and 195-TFLOPS/mm²/b Multiply-Free Fully-Digital Floating-Point Compute-In-Memory Macro with Mitchell's Approximation

Digest of Technical Papers - Symposium on VLSI Technology / IEEE. Piscataway, NJ : Institute of Electrical and Electronics Engineers, 2024, p. 1-2, Article number 10631459
Guo, Ruiqi; Chen, Xiaofeng; Wang, Lei; Tu, Fengbin; Wei, Shaojun; Hu, Yang; Yin, Shouyi
Conference paper

AdaP-CIM: Compute-in-Memory Based Neural Network Accelerator using Adaptive Posit

Proceedings -Design, Automation and Test in Europe, DATE / Institute of Electrical and Electronics Engineers Inc.. Institute of Electrical and Electronics Engineers Inc., 2024, p. 1-2, Article number 10546569
He, Jingyu; Tu, Fengbin; Cheng, Kwang Ting; Tsui, Chi Ying
Conference paper

ETCIM: An Error-Tolerant Digital-CIM Processor with Redundancy-Free Repair and Run-Time MAC and Cell Error Correction

2024 IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits) / IEEE. Piscataway, NJ : Institute of Electrical and Electronics Engineers, 2024, p. 1-2, Article number 10631443
Wang, Yiqi; He, Zhen; Zhao, Chenggang; Wu, Zihan; Gao, Mingyu; Han, Huiming; Wei, Shaojun; Hu, Yang; Tu, Fengbin; Yin, Shouyi
Conference paper

Exploiting Similarity Opportunities of Emerging Vision AI Models on Hybrid Bonding Architecture

2024 ACM/IEEE 51st Annual International Symposium on Computer Architecture (ISCA) / IEEE. Piscataway, NJ : Institute of Electrical and Electronics Engineers, 2024, p. 396-409, Article number: 10609595
Yue, Zhiheng; Wang, Huizheng; Fang, Jiahao; Deng, Jinyi; Lu, Guangyang; Tu, Fengbin; Guo, Ruiqi; Li, Yuxuan; Qin, Yubin; Wang, Yang; Li, Chao; Han, Huiming; Wei, Shaojun; Hu, Yang; Yin, Shouyi
Conference paper

Multi-Issue Butterfly Architecture for Sparse Convex Quadratic Programming

Wang, Maolin; Mcinerney, Ian; Stellato, Bartolomeo; Tu, Fengbin; Boyd, Stephen; So, Kwok-Hay Hayden; Cheng, Kwang-Ting
Conference paper

2023 15

MulTCIM: Digital Computing-in-Memory-Based Multimodal Transformer Accelerator With Attention-Token-Bit Hybrid Sparsity

IEEE Journal of Solid-State Circuits, August 2023, article number 10226612, p. 1-12
Tu, Fengbin; Wu, Zihan; Wang, Yiqi; Wu, Weiwei; Liu, Leibo; Hu, Yang; Wei, Shaojun; Yin, Shouyi
Article

Reconfigurability, Why It Matters in AI Tasks Processing: A Survey of Reconfigurable AI Chips

IEEE Transactions on Circuits and Systems I: Regular Papers, v. 70, (3), March 2023, article number 9996124, p. 1228-1241
Wei, Shaojun; Lin, Xinhan; Tu, Fengbin; Wang, Yang; Liu, Leibo; Yin, Shouyi
Article

ReDCIM: Reconfigurable Digital Computing-in-Memory Processor with Unified FP/INT Pipeline for Cloud AI Acceleration

IEEE Journal of Solid-State Circuits, v. 58, (1), January 2023, article number 9968289, p. 243-255
Tu, Fengbin; Wang, Yiqi; Wu, Zihan; Liang, Ling; Ding, Yufei; Kim, Bongjin; Liu, Leibo; Wei, Shaojun; Xie, Yuan; Yin, Shouyi
Article

SDP: Co-Designing Algorithm, Dataflow, and Architecture for In-SRAM Sparse NN Acceleration

IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, v. 42, (1), January 2023, p. 109-121
Tu, Fengbin; Wang, Yiqi; Liang, Ling; Ding, Yufei; Liu, Leibo; Wei, Shaojun; Yin, Shouyi; Xie, Yuan
Article

SPCIM: Sparsity-Balanced Practical CIM Accelerator with Optimized Spatial-Temporal Multi-Macro Utilization

IEEE Transactions on Circuits and Systems I: Regular Papers, v. 70, (1), January 2023, article number 9933049, p. 214-227
Wang, Yiqi; Tu, Fengbin; Liu, Leibo; Wei, Shaojun; Xie, Yuan; Yin, Shouyi
Article

STAR: An STGCN ARchitecture for Skeleton-Based Human Action Recognition

IEEE Transactions on Circuits and Systems I: Regular Papers, v. 70, (6), 2023, p. 2370-2383
Wu, Weiwei; Tu, Fengbin; Niu, Mengqi; Yue, Zhiheng; Liu, Leibo; Wei, Shaojun; Li, Xiangyu; Hu, Yang; Yin, Shouyi
Article

TranCIM: Full-Digital Bitline-Transpose CIM-based Sparse Transformer Accelerator With Pipeline/Parallel Reconfigurable Modes

IEEE Journal of Solid-State Circuits, v. 58, (6), June 2023, article number 9931922, p. 1798-1809
Tu, Fengbin; Wu, Zihan; Wang, Yiqi; Liang, Ling; Liu, Liu; Ding, Yufei; Liu, Leibo; Wei, Shaojun; Xie, Yuan; Yin, Shouyi
Article

16.1 MuITCIM: A 28nm 2.24 μ J Token Attention-Token-Bit Hybrid Sparse Digital CIM-Based Accelerator for Multimodal Transformers

Digest of Technical Papers - IEEE International Solid-State Circuits Conference, v. 2023-February, February 2023, article number 10067842, p. 248-250
Tu, Fengbin; Wu, Zihan; Wang, Yiqi; Wu, Weiwei; Liu, Leibo; Hu, Yang; Wei, Shaojun; Yin, Shouyi
Conference paper

16.4 TensorCIM: A 28nm 3.7nJ/Gather and 8.3TFLOPS/W FP32 Digital-CIM Tensor Processor for MCM-CIM-Based Beyond-NN Acceleration

Digest of Technical Papers - IEEE International Solid-State Circuits Conference, v. 2023, February 2023, p. 254-256
Tu, Fengbin; Wang, Yiqi; Wu, Zihan; Wu, Weiwei; Liu, Leibo; Hu, Yang; Wei, Shaojun; Yin, Shouyi
Conference paper

AutoDCIM: An Automated Digital CIM Compiler

Proceedings - Design Automation Conference, v. 2023-July, July 2023, article number 10247976
Chen, Jia; Tu, Fengbin; Shao, Kunming; Tian, Fengshi; Huo, Xiao; Tsui, Chi-Ying; Cheng, Kwang Ting
Conference paper

BIOS: A 40nm Bionic Sensor-defined 0.47pJ/SOP, 268.7TSOPs/W Configurable Spiking Neuron-in-Memory Processor for Wearable Healthcare

European Solid-State Circuits Conference, v. 2023-September, September 2023, article number 10268765, p. 225-228
Tian, Fengshi; Wang, Xiaomeng; Chen, Jinbo; Zheng, Jiakun; Wu, Hui; Liu, Xuejiao; Tu, Fengbin; Yang, Jie; Sawan, Mohamad; Tsui, Chi-Ying; Cheng, Kwang Ting
Conference paper

ECSSD: Hardware/Data Layout Co-Designed In-Storage-Computing Architecture for Extreme Classification

Proceedings - International Symposium on Computer Architecture, June 2023, article number 58, p. 1-14
Li, Siqi; Tu, Fengbin; Liu, Liu; Lin, Jilan; Wang, Zheng; Kang, Yangwook; Ding, Yufei; Xie, Yuan
Conference paper

PIM-HLS: An Automatic Hardware Generation Tool for Heterogeneous Processing-In-Memory-based Neural Network Accelerators

Proceedings - Design Automation Conference, v. 2023-July, July 2023, article number 10247755
Zhu, Yu; Zhu, Zhenhua; Dai, Guohao; Tu, Fengbin; Sun, Hanbo; Cheng, Kwang Ting; Yang, Huazhong; Wang, Yu
Conference paper

SPG: Structure-Private Graph Database via SqueezePIR

Proceedings of the VLDB Endowment, v. 16, (7), March 2023, p. 1615-1628
Liang, Ling; Lin, Jilan; Qu, Zheng; Ahmad, Ishtiyaque; Tu, Fengbin; Gupta, Trinabh; Ding, Yufei; Xie, Yuan
Conference paper

Towards Efficient Control Flow Handling in Spatial Architecture via Architecting the Control Flow Plane

Proceedings of the 56th Annual IEEE/ACM International Symposium on Microarchitecture, MICRO 2023 / Association for Computing Machinery. New York, NY : Association for Computing Machinery, 2023, p. 1395-1408
Deng, Jinyi; Tang, Xinru; Zhang, Jiahao; Li, Yuxuan; Zhang, Linyun; Han, Boxiao; He, Hongjun; Tu, Fengbin; Liu, Leibo; Wei, Shaojun; Hu, Yang; Yin, Shouyi
Conference paper

2022 9

Dynamic Sparse Attention for Scalable Transformer Acceleration

IEEE Transactions on Computers, v. 71, (12), December 2022, article number 9896137, p. 3165-3178
Liu, Liu; Qu, Zheng; Chen, Zhaodong; Tu, Fengbin; Ding, Yufei; Xie, Yuan
Article

GQNA: Generic Quantized DNN Accelerator With Weight-Repetition-Aware Activation Aggregating

IEEE Transactions on Circuits and Systems I: Regular Papers, v. 69, (10), October 2022, p. 4069-4082
Yang, Jianxun; Tu, Fengbin; Li, Yixuan; Wang, Yiqi; Liu, Leibo; Wei, Shaojun; Yin, Shouyi
Article

H2Learn: High-Efficiency Learning Accelerator for High-Accuracy Spiking Neural Networks

IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, v. 41, (11), November 2022, p. 4782-4796
Ling, Liang; Qu, Zheng; Chen, Zhaodong; Tu, Fengbin; Wu, Yujie; Deng, Lei; Li, Guoqi; Li, Peng; Xie, Yuan
Article

A 28nm 15.59J/Token Full-Digital Bitline-Transpose CIM-Based Sparse Transformer Accelerator with Pipeline/Parallel Reconfigurable Modes

Digest of Technical Papers - IEEE International Solid-State Circuits Conference, v. 2022-February, February 2022, article number 9731645, p. 466-468
Tu, Fengbin; Wu, Zihan; Wang, Yiqi; Liang, Ling; Liu, Liu; Ding, Yufei; Wei, Shaojun; Xie, Yuan; Yin, Shouyi
Conference paper

A 28nm 29.2TFLOPS/W BF16 and 36.5TOPS/W INT8 Reconfigurable Digital CIM Processor with Unified FP/INT Pipeline and Bitwise In-Memory Booth Multiplication for Cloud Deep Learning Acceleration

Digest of Technical Papers - IEEE International Solid-State Circuits Conference, v. 2022, February 2022, article number 9731762, p. 254-256
Tu, Fengbin; Wang, Yiqi; Wu, Zihan; Liang, Ling; Ding, Yufei; Kim, Bongjin; Liu, Leibo; Wei, Shaojun; Xie, Yuan; Yin, Shouyi
Conference paper

Accelerating Spatiotemporal Supervised Training of Large-Scale Spiking Neural Networks on GPU

Proceedings of the 2022 Design, Automation and Test in Europe Conference and Exhibition, DATE 2022 / IEEE. Piscataway, NJ : IEEE, 2022, p. 658-663
Liang, Ling; Chen, Zhaodong; Deng, Lei; Tu, Fengbin; Li, Guoqi; Xie, Yuan
Conference paper

Alleviating datapath conflicts and design centralization in graph analytics acceleration

DAC '22: Proceedings of the 59th ACM/IEEE Design Automation Conference / Rob Oshana. New York : Association for Computing Machinery, 2022, p. 901-906
Lin, Haiyang; Yan, Mingyu; Wang, Duo; Zou, Mo; Tu, Fengbin; Ye, Xiaochun; Fan, Dongrui; Xie, Yuan
Conference paper

DOTA: Detect and OmitWeak Attentions for Scalable Transformer Acceleration

ASPLOS '22: Proceedings of the 27th ACM International Conference on Architectural Support for Programming Languages and Operating Systems / Babak Falsafi, Michael Ferdman, Shan Lu, Tom Wenisch. New YorkN : Association for Computing Machinery, 2022, p. 14-26
Qu, Zheng; Liu, Liu; Tu, Fengbin; Chen, Zhaodong; Ding, Yufei; Xie, Yuan
Conference paper

INSPIRE: IN-Storage Private Information REtrieval via Protocol and Architecture Co-design

ISCA '22: Proceedings of the 49th Annual International Symposium on Computer Architecture / Valentina Salapura, Mohamed Zahran, Fred Chong, Lingjia Tang. New York : Association for Computing Machinery, 2022, p. 102-115
Lin, Jilan; Liang, Ling; Qu, Zheng; Ahmad, Ishtiyaque; Liu, Liu; Tu, Fengbin; Gupta, Trinabh; Ding, Yufei; Xie, Yuan
Conference paper

2021 3

Evolver: A Deep Learning Processor with On-Device Quantization-Voltage-Frequency Tuning

IEEE Journal of Solid-State Circuits, v. 56, (2), February 2021, article number 9209075, p. 658-673
Tu, Fengbin; Wu, Weiwei; Wang, Yang; Chen, Hongjiang; Xiong, Feng; Shi, Man; Li, Ning; Deng, Jinyi; Chen, Tianbao; Liu, Leibo; Wei, Shaojun; Xie, Yuan; Yin, Shouyi
Article

ADROIT: An Adaptive Dynamic Refresh Optimization Framework for DRAM Energy Saving in DNN Training

Proceedings - Design Automation Conference, v. 2021, December 2021, article number 9586265, p. 751-756
Lin, Xinhan; Sun, Liang; Tu, Fengbin; Liu, Leibo; Li, Xiangyu; Wei, Shaojun; Yin, Shouyi
Conference paper

Brain-Inspired Computing: Adventure from Beyond CMOS Technologies to Beyond von Neumann Architectures

IEEE/ACM International Conference on Computer-Aided Design, Digest of Technical Papers, ICCAD, v. 2021-November, November 2021, article number 9643488
Amrouch, Hussam; Chen, Jian Jia; Roy, Kaushik; Xie, Yuan; Chakraborty, Indranil; Huangfu, Wenqin; Liang, Ling; Tu, Fengbin; Wang, Cheng; Yayla, Mikail
Conference paper

2020 2

DUET: Boosting deep neural network efficiency on dual-module architecture

Proceedings of the Annual International Symposium on Microarchitecture, MICRO, v. 2020-October, October 2020, article number 9251991, p. 738-750
Liu, Liu; Qu, Zheng; Deng, Lei; Tu, Fengbin; Li, Shuangchen; Hu, Xing; Gu, Zhenyu; Ding, Yufei; Xie, Yuan
Conference paper

STC: Significance-aware transform-based codec framework for external memory access reduction

Proceedings - Design Automation Conference, v. 2020, July 2020, article number 9218522
Xiong, Feng; Tu, Fengbin; Shi, Man; Wang, Yang; Liu, Leibo; Wei, Shaojun; Yin, Shouyi
Conference paper

2019 4

A High Throughput Acceleration for Hybrid Neural Networks with Efficient Resource Management on FPGA

IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, v. 38, (4), April 2019, p. 678-691
Yin, Shouyi; Tang, Shibin; Lin, Xinhan; Ouyang, Peng; Tu, Fengbin; Liu, Leibo; Wei, Shaojun
Article

Parana: A Parallel Neural Architecture Considering Thermal Problem of 3D Stacked Memory

IEEE Transactions on Parallel and Distributed Systems, v. 30, (1), January 2019, p. 146-160
Yin, Shouyi; Tang, Shibin; Lin, Xinhan; Ouyang, Peng; Tu, Fengbin; Liu, Liu; Zhao, Jishen; Xu, Cong; Li, Shuangcheng; Xie, Yuan; Wei, Shaojun
Article

Reconfigurable Architecture for Neural Approximation in Multimedia Computing

IEEE Transactions on Circuits and Systems for Video Technology, v. 29, (3), March 2019, p. 892-906
Tu, Fengbin; Yin, Shouyi; Ouyang, Peng; Liu, Leibo; Wei, Shaojun
Article

Towards Efficient Compact Network Training on Edge-Devices

Proceedings of IEEE Computer Society Annual Symposium on VLSI, ISVLSI, v. 2019, July 2019, article number 8839556, p. 61-67
Xiong, Feng; Tu, Fengbin; Yin, Shouyi; Wei, Shaojun
Conference paper

2018 4

A High Energy Efficient Reconfigurable Hybrid Neural Network Processor for Deep Learning Applications

IEEE Journal of Solid-State Circuits, v. 53, (4), April 2018, p. 968-982
Yin, Shouyi; Ouyang, Peng; Tang, Shibin; Tu, Fengbin; Li, Xiudong; Zheng, Shixuan; Lu, Tianyi; Gu, Jiangyuan; Liu, Leibo; Wei, Shaojun
Article

GNA: Reconfigurable and efficient architecture for generative network acceleration

IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems, v. 37, (11), November 2018, p. 2519-2529
Yan, Jiale; Yin, Shouyi; Tu, Fengbin; Liu, Leibi; Wei, Shaojun
Article

LCP: A Layer Clusters Paralleling mapping method for accelerating Inception and Residual networks on FPGA

Proceedings - Design Automation Conference, v. Part F137710, June 2018, article number a16
Lin, Xinhan; Yin, Shouyi; Tu, Fengbin; Liu, Leibo; Li, Xiangyu; Wei, Shaojun
Conference paper

RANA: Towards efficient neural acceleration with refresh-Optimized embedded DRAM

Proceedings - International Symposium on Computer Architecture, v. 2018, July 2018, article number 8416839, p. 340-352
Tu, Fengbin; Wu, Weiwei; Yin, Shouyi; Liu, Leibo; Wei, Shaojun
Conference paper

2017 2

Deep Convolutional Neural Network Architecture with Reconfigurable Computation Patterns

IEEE Transactions on Very Large Scale Integration (VLSI) Systems, v. 25, (8), August 2017, p. 2220-2233
Tu, Fengbin; Yin, Shouyi; Ouyang, Peng; Tang, Shibin; Liu, Leibo; Wei, Shaojun
Article

A 1.06-to-5.09 TOPS/W reconfigurable hybrid-neural-network processor for deep learning applications

IEEE Symposium on VLSI Circuits, Digest of Technical Papers, v. 2017, August 2017, article number 8008534, p. C26-C27
Yin, Shouyi; Ouyang, Peng; Tang, Shibin; Tu, Fengbin; Li, Xiudong; Liu, Leibo; Wei, Shaojun
Conference paper

2015 2

Neural approximating architecture targeting multiple application domains

Proceedings - IEEE International Symposium on Circuits and Systems, v. 2015, July 2015, article number 7169195, p. 2509-2512
Tu, Fengbin; Yin, Shouyi; Ouyang, Peng; Liu, Leibo; Wei, Shaojun
Conference paper

RNA: A reconfigurable architecture for hardware neural acceleration

Proceedings -Design, Automation and Test in Europe, DATE, v. 2015, April 2015, article number 7092477, p. 695-700
Tu, Fengbin; Yin, Shouyi; Ouyang, Peng; Liu, Leibo; Wei, Shaojun
Conference paper

ELEC3910	Academic and Professional Development II
ELEC6910H	Advanced AI Chip and System

ELEC2350	Introduction to Computer Organization and Design
ELEC2910	Academic and Professional Development I
ELEC4940C	Independent Study
ELEC4940F	Independent Study
ELEC6950A	Departmental Seminar
ELEC6950B	Departmental Seminar

Research Interest

Publications

2024 12

2023 15

2022 9

2021 3

2020 2

2019 4

2018 4

2017 2

2015 2

Article 5

Conference paper 7

Article 7

Conference paper 8

Article 3

Conference paper 6

Article 1

Conference paper 2

Conference paper 2

Article 3

Conference paper 1

Article 2

Conference paper 2

Article 1

Conference paper 1

Conference paper 2

2018 4

2017 2

2015 2

Teaching Assignment

Research Postgraduate (RPG) Supervision

From January 2021 to December 2024 (As of 21 November 2024)

Current RPGs

Projects

From January 2022 to December 2024

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