Lei Chen

51 papers C 3Journal 27Unranked 21
YearRankTypeTitle / Venue / Authors
2025 J jnl
Dual-Thread Deflate/Inflate Accelerator With Multicheckpoint Control With High Throughput and Compression Ratio for Bandwidth-Efficient Systems.
IEEE Trans. Very Large Scale Integr. Syst.
Wei Zhang, Yiwei Luo, Xianglong Wang, Jiaqi Ouyang, Lei Chen, Fengwei An
2025 J jnl
Min-Pooling Cost Aggregation for Semi-Global Matching of Stereo Vision Processor.
IEEE Trans. Circuits Syst. II Express Briefs
Wenyue Zhang, Pingcheng Dong, Lei Chen, Zhengyu Ma, Fengwei An
2025 J jnl
ReHIT: Reconfigurable High-Radix Iterative-Taylor Architecture for Ultraprecise Logarithm/Exponential Functions in FPGA-Based Softmax Accelerators.
IEEE Trans. Very Large Scale Integr. Syst.
Yangyi Zhang, Xianglong Wang, Lei Chen, Fengwei An
2024 — conf
A 43.3 bit/cycle Inflate Accelerator Featuring Static-Dynamic Huffman Decoder with Multiple Checkpoints and Optimized End-Of-Block Control for Hyperscale data.
A-SSCC
Wei Zhang, Yiwei Luo, Yangyi Zhang, Jiaqi Ouyang, Guodong Wang, Xianglong Wang, Gang Shi, Lei Chen, Fengwei An
2024 C conf
Live Demonstration: A 1920×1080 129fps 4.3pJ/pixel Stereo-Matching Processor for Low-power Applications.
ISCAS
Zhuoyu Chen, Shengming Zhou, Pingcheng Dong, Ke Li, Wenyue Zhang, Fengwei An, Lei Chen
2024 C conf
Live Demonstration: A Video Denoising Co-processor with Non-local Means Algorithm for FHD 30fps Image Sensor.
ISCAS
Ruoheng Yao, Shengming Zhou, Zhiyue Gao, Yangyi Zhang, Yiwei Luo, Lei Chen, Fengwei An
2024 J jnl
Stereo Matching Accelerator With Re-Computation Scheme and Data-Reused Pipeline for Autonomous Vehicles.
IEEE Trans. Circuits Syst. I Regul. Pap.
Ke Li, Xiwei Fang, Yunhao Ma, Wenyue Zhang, Pingcheng Dong, Zhuoyu Chen, Lei Chen, Fengwei An
2023 — conf
A 1920×1080 129fps 4.3pJ/pixel Stereo-Matching Processor for Pico Aerial Vehicles.
ESSCIRC
Pingcheng Dong, Zhuoyu Chen, Ke Li, Lei Chen, Kwang-Ting Cheng, Fengwei An
2023 — conf
A Dynamic Codec with Adaptive Quantization for Convolution Neural Network.
ASICON
Yichen Ouyang, Xianglong Wang, Gang Shi, Lei Chen, Fengwei An
2023 — conf
A Non-Local Means Denoising Co-Processor with Data Reuse Scheme and Dual-Clock Domain for High Resolution Image Sensor.
ICTA
Zhiyue Gao, Fengwei An, Lei Chen
2023 J jnl
A Spatio-Temporal Video Denoising Co-Processor With Adaptive Codec.
IEEE Trans. Circuits Syst. I Regul. Pap.
Gang Shi, Xianglong Wang, Yichen Ouyang, Ruoheng Yao, Zhuoyu Chen, Wei Zhang, Lei Chen, Fengwei An
2023 J jnl
An 11.6aF/kPa Mechanical Stress Sensor With 0.808% Temperature-Drift Oscillator for Flip-Chip Packaging.
IEEE Trans. Circuits Syst. II Express Briefs
Lanxiang Xiao, Lei Chen, Fengwei An
2023 J jnl
Anti-Aliasing and Anti-Color-Artifact Demosaicing for High-Resolution CMOS Image Sensor.
IEEE Trans. Circuits Syst. I Regul. Pap.
Yangyi Zhang, Xianglong Wang, Gang Shi, Zizhao Peng, Lei Chen, Fengwei An
2023 — conf
Live Demonstration: Supervised-learning-based Visual Quantification for Image Enhancement.
AICAS
Wei Zhang, Junfeng Chang, Zizhao Peng, Lei Chen, Fengwei An
2022 — conf
A 14.39ppm/kPa Stress Sensor with Low Temperature-drift and High Linearity for turbulence Stress.
ICTA
Lanxiang Xiao, Lei Chen, Fengwei An
2022 J jnl
A 4.29nJ/pixel Stereo Depth Coprocessor With Pixel Level Pipeline and Region Optimized Semi-Global Matching for IoT Application.
IEEE Trans. Circuits Syst. I Regul. Pap.
Pingcheng Dong, Zhuoyu Chen, Zhuoao Li, Yuzhe Fu, Lei Chen, Fengwei An
2022 J jnl
A Compact Hardware Architecture for Bilateral Filter With the Combination of Approximate Computing and Look-Up Table.
IEEE Trans. Circuits Syst. II Express Briefs
Ruoheng Yao, Lei Chen, Pingcheng Dong, Zhuoyu Chen, Fengwei An
2022 — conf
A Dynamic JPEG CODEC with Adaptive Quantization Table for Frame Storage Compression.
APCCAS
Yichen Ouyang, Xianglong Wang, Gang Shi, Lei Chen, Fengwei An
2022 J jnl
Asynchronous Double-Frame-Exposure Binocular-Camera With Pixel-Level Pipeline Architecture for High-Speed Motion Tracking.
IEEE Trans. Circuits Syst. II Express Briefs
Ruoheng Yao, Huanshihong Deng, Wengyue Zhang, Lei Chen, Fengwei An
2022 J jnl
Configurable Image Rectification and Disparity Refinement for Stereo Vision.
IEEE Trans. Circuits Syst. II Express Briefs
Pingcheng Dong, Zhuoyu Chen, Zhuoao Li, Ruoheng Yao, Wenyue Zhang, Yangyi Zhang, Lei Chen, Chao Wang, Fengwei An
2022 J jnl
Five-Direction Occlusion Filling with Five Layer Parallel Two-Stage Pipeline for Stereo Matching with Sub-Pixel Disparity Map Estimation.
Sensors
Yunhao Ma, Xiwei Fang, Xinyu Guan, Ke Li, Lei Chen, Fengwei An
2022 J jnl
Lane Departure Assessment via Enhanced Single Lane-Marking.
Sensors
Yiwei Luo, Ping Li, Gang Shi, Zuowei Liang, Lei Chen, Fengwei An
2022 — conf
Post-Processing Refinement for Semi-Global Matching Algorithm Based on Real-Time FPGA.
SOCC
Yunhao Ma, Xiwei Fang, Pingcheng Dong, Xinyu Guan, Ke Li, Lei Chen, Fengwei An
2022 — conf
Subpixel Interpolation Disparity Refinement for Semi-Global Matching.
APCCAS
Yunhao Ma, Xiwei Fang, Pingcheng Dong, Xinyu Guan, Ke Li, Lei Chen, Fengwei An
2021 — conf
A 139 fps pixel-level pipelined binocular stereo vision accelerator with region-optimized semi-global matching.
A-SSCC
Pingcheng Dong, Zhuoao Li, Zhuoyu Chen, Ruoheng Yao, Huanshihong Deng, Wenyue Zhang, Yangyi Zhang, Lei Chen, Chao Wang, Fengwei An
2021 — conf
A Pseudo 943 million Frames Per Rate High-Speed Camera with Asynchronous Double-Frame Exposure for Motion Estimation.
ICTA
Ruoheng Yao, Huanshihong Deng, Wenyue Zhang, Yangyi Zhang, Lei Chen, Fengwei An
2021 — conf
Efficient VLSI Architecture for Edge Sensing Anti-Aliasing Demosaicing.
ICTA
Yangyi Zhang, Zizhao Peng, Ruoheng Yao, Huanshihong Deng, Wenyue Zhang, Lei Chen, Fengwei An
2021 — conf
Real-Time FPGA-Based Binocular Stereo Vision System with Semi-Global Matching Algorithm.
SoCC
Zhuoyu Chen, Pingcheng Dong, Zhuoao Li, Ruoheng Yao, Yunhao Ma, Xiwei Fang, Huanshihong Deng, Wenyue Zhang, Lei Chen, Fengwei An
2020 J jnl
A Multi-Class Objects Detection Coprocessor With Dual Feature Space and Weighted Softmax.
IEEE Trans. Circuits Syst. II Express Briefs
Zhihua Xiao, Peng Xu, Xianglong Wang, Lei Chen, Fengwei An
2020 J jnl
A Multi-Core Object Detection Coprocessor for Multi-Scale/Type Classification Applicable to IoT Devices.
Sensors
Peng Xu, Zhihua Xiao, Xianglong Wang, Lei Chen, Chao Wang, Fengwei An
2020 J jnl
FPGA-Based Low-Visibility Enhancement Accelerator for Video Sequence by Adaptive Histogram Equalization With Dynamic Clip-Threshold.
IEEE Trans. Circuits Syst.
Canran Xu, Zizhao Peng, Xuanzhen Hu, Wei Zhang, Lei Chen, Fengwei An
2019 J jnl
Energy-Efficient Hardware Implementation of Road-Lane Detection Based on Hough Transform with Parallelized Voting Procedure and Local Maximum Algorithm.
IEICE Trans. Inf. Syst.
Jungang Guan, Fengwei An, Xiangyu Zhang, Lei Chen, Hans Jürgen Mattausch
2018 J jnl
A Hardware Architecture for Cell-Based Feature-Extraction and Classification Using Dual-Feature Space.
IEEE Trans. Circuits Syst. Video Technol.
Fengwei An, Xiangyu Zhang, Aiwen Luo, Lei Chen, Hans Jürgen Mattausch
2018 J jnl
A Modular and Reconfigurable Pipeline Architecture for Learning Vector Quantization.
IEEE Trans. Circuits Syst. I Regul. Pap.
Xiangyu Zhang, Fengwei An, Lei Chen, Idaku Ishii, Hans Jürgen Mattausch
2018 J jnl
Resource-Efficient Object-Recognition Coprocessor With Parallel Processing of Multiple Scan Windows in 65-nm CMOS.
IEEE Trans. Very Large Scale Integr. Syst.
Aiwen Luo, Fengwei An, Xiangyu Zhang, Lei Chen, Hans Jürgen Mattausch
2017 J jnl
A Vector-Quantization Compression Circuit With On-Chip Learning Ability for High-Speed Image Sensor.
IEEE Access
Zunkai Huang, Xiangyu Zhang, Lei Chen, Yongxin Zhu, Fengwei An, Hui Wang, Songlin Feng
2017 — conf
Object-recognition VLSI for pedestrian detection in automotive applications.
ASICON
Fengwei An, Xiangyu Zhang, Lei Chen, Idaku Ishii
2017 J jnl
Real-Time Straight-Line Detection for XGA-Size Videos by Hough Transform with Parallelized Voting Procedures.
Sensors
Jungang Guan, Fengwei An, Xiangyu Zhang, Lei Chen, Hans Jürgen Mattausch
2016 J jnl
A Memory-Based Modular Architecture for SOM and LVQ with Dynamic Configuration.
IEEE Trans. Multi Scale Comput. Syst.
Fengwei An, Xiangyu Zhang, Lei Chen, Hans Jürgen Mattausch
2016 J jnl
Actuator-Control Circuit Based on OTFTs and Flow-Rate Estimation for an All-Organic Fluid Pump.
IEICE Trans. Fundam. Electron. Commun. Comput. Sci.
Lei Chen, Tapas Kumar Maiti, Hidenori Miyamoto, Mitiko Miura-Mattausch, Hans Jürgen Mattausch
2016 C conf
Dynamically reconfigurable system for LVQ-based on-chip learning and recognition.
ISCAS
Fengwei An, Xiangyu Zhang, Lei Chen, Hans Jürgen Mattausch
2016 — conf
Pixel-based pipeline hardware architecture for high-performance Haar-like feature extraction.
APCCAS
Yuki Fujita, Fengwei An, Aiwen Luo, Xiangyu Zhang, Lei Chen, Hans Jürgen Mattausch
2016 J jnl
k Nearest Neighbor Classification Coprocessor with Weighted Clock-Mapping-Based Searching.
IEICE Trans. Electron.
Fengwei An, Lei Chen, Toshinobu Akazawa, Shogo Yamazaki, Hans Jürgen Mattausch
2015 — conf
Mixed-domain compact modeling framework for fluid flow driven by electrostatic organic actuators.
ESSDERC
Tapas Kumar Maiti, Lei Chen, Hidenori Miyamoto, Mitiko Miura-Mattausch, Hans Jürgen Mattausch
2015 — conf
Word-parallel associative memory for k-nearest-neighbor with configurable storage space of reference vectors.
A-SSCC
Fengwei An, Keisuke Mihara, Shogo Yamazaki, Lei Chen, Hans Jürgen Mattausch
2014 — conf
A SoPC architecture for nearest-neighbor based learning and recognition.
ISPACS
Fengwei An, Lei Chen, Hans Jürgen Mattausch
2014 — conf
A coprocessor for clock-mapping-based nearest Euclidean distance search with feature vector dimension adaptability.
CICC
Fengwei An, Toshinobu Akazawa, Shogo Yamazaki, Lei Chen, Hans Jürgen Mattausch
2014 — conf
LVQ neural network SoC adaptable to different on-chip learning and recognition applications.
APCCAS
Fengwei An, Toshinobu Akazawa, Shogo Yamazaki, Lei Chen, Hans Jürgen Mattausch
2012 J jnl
Accuracy of Gradient-Based Optical Flow Estimation in High-Frame-Rate Video Analysis.
IEICE Trans. Inf. Syst.
Lei Chen, Takeshi Takaki, Idaku Ishii
2012 J jnl
Real-Time Optical Flow Estimation Using Multiple Frame-Straddling Intervals.
J. Robotics Mechatronics
Lei Chen, Hua Yang, Takeshi Takaki, Idaku Ishii
2011 — conf
Real-time frame-straddling-based optical flow detection.
ROBIO
Lei Chen, Hua Yang, Takeshi Takaki, Idaku Ishii