徐鸿涛｜复旦大学｜学者主页

2026

A Dual-Band Reconfigurable Filtering Power Amplifier for 5G mmWave Applications

Weisen Zeng, Li Gao, Zi-Kang Hu, Hongtao Xu, Xiu Yin Zhang

IEEE Journal of Solid-State Circuits

DOI

2026

A 6-GHz Quadrature Digital Transmitter With Optimized Linearity Supporting 1-GHz Signal Bandwidth in 28-nm CMOS

Yicheng Li, Feng Xie, Yun Yin, Lixuan Cao, Tianze Yang, Jiaxiang Li, Hongtao Xu

IEEE Journal of Solid-State Circuits

DOI

2026

A 420–500- μ W 0.2–2-MHz 32-Tap Complex Analog FIR Bandpass Filter With 45-dB IMRR

Yunyou Pu, Hexuan Wu, Wei Li, Xingyu Ma, Hongtao Xu

IEEE Transactions on Circuits & Systems II Express Briefs

DOI

2026

A Dual-Band 28/39-GHz 5-Bit Vector-Sum Phase Shifter with Wideband Global-Assignment-Based Constellation Optimization

Haixing Wang, Shiwei Chen, Yun Wang, Chen Jiang, Yun Yin, Hongtao Xu

IEEE MTT-S International Wireless Symposium (IWS)

DOI

2026

33.3 A 6GHz Quadrature Digital Transmitter Supporting a 1GHz Signal Bandwidth with <-40dB EVM Floor and >55dB Dynamic Range in 28nm CMOS

Yicheng Li, Feng Xie, Yun Yin, Lixuan Cao, Tianze Yang, Jiaxiang Li, Hongtao Xu

Digest of technical papers/Digest of technical papers - IEEE International Solid-State Circuits Conference

DOI

2026

A 20–47-GHz 1°-Phase-Variation 23-dB-Range VGA With 180°-Phase Shift and 138-Gbps Data Rate for 5G and SATCOM in 40-nm CMOS

Changxuan Wang, Yun Wang, Ziyang Deng, Yunhao Li, Junwen Zhang, Chen Jiang, Hongtao Xu

IEEE Transactions on Circuits and Systems I Regular Papers

DOI

2026

A 5-GHz Ultracompact Close-to-Watt-Level Doherty Power Amplifier Using Shared Single Driver and Two Three-Coil Asymmetrical Transformers in 28-nm Bulk CMOS

Zoufeng Yuan, Feiyang Xu, Jiaxiang Li, Feng Xie, Hongtao Xu, Yun Yin

IEEE Microwave and Wireless Technology Letters

DOI

2026

A Low-Power Triple-Coupled Transformer-Based 8-GHz Class-C VCO With Third-Coil-Assisted Linearized Tuning Range

Zilong Wu, Bowen Chen, Yue Long Lin, Hongtao Xu

IEEE Microwave and Wireless Technology Letters

DOI

2025

A 1.5–23.5-GHz 150.5-Gb/s Distributed PA Using High-Power-Density Cells and Broadband Power Combining Techniques in 40-nm CMOS

Yunhao Li, Yun Wang, S.K. Han, Ziyang Deng, Wen Xin Zuo, Wei Li, Yue Long Lin, Hongtao Xu

IEEE Journal of Solid-State Circuits

DOI

2025

A 2.4-GHz-BW 59.7-dB-Range 0.39-dB-Error dB-Linear VGA Featuring −40 °C~110 °C and ±10%-Supply PVT Robustness in 40-Nm CMOS

Wen Xin Zuo, Yun Wang, S.K. Han, Yunhao Li, Wei Li, Yue Long Lin, Hongtao Xu

IEEE Journal of Solid-State Circuits

DOI

2025

A 1–21-GHz, 1.95–3.1-dB NF Ultra-Wideband LNA With Gₘ -Assisted-Feedback Noise Suppression Achieving 140-Gb/s Data Rate in 40-nm CMOS

S.K. Han, Yun Wang, Yunhao Li, Wen Xin Zuo, Wei Li, Yun Yin, Yue Long Lin, Hongtao Xu

IEEE Journal of Solid-State Circuits

DOI

2025

A 1. 7- 3. 4 GHz Foreground-Self-Calibration Quadrature Digital Power Amplifier Supporting 1024QAM

Feng Xie, Yun Yin, Chunxiao Hu, Zimu Li, Jiaxiang Li, Hongtao Xu, C-J. Richard Shi

IEEE Asian Solid-State Circuits Conference (A-SSCC)

DOI

2025

Linearization of Quadrature Digital Power Amplifiers by Neural Network of ULR_LSTM: Unsupervised Learning Residual LSTM

Jiayu Yang, Luyi Guo, Yicheng Li, Wang Wang, Zixu Li, Manni Li, Zijian Huang, Yinyin Lin, Yun Yin, Hongtao Xu

DOI

2025

Automated Layout Design for High Frequency Integrated Circuits Based on Reinforcement Learning

Yifan Xu, Hongtao Xu, Ye Lu

DOI

2025

A Compact Full-Duplex Receiver with Wideband Multi-Domain Hilbert-Transform-Equalization Cancellation Based on Multi-Stage APFs Achieving 65dB SIC Across 120MHz BW

Xingyu Ma, Wei Li, Shijiao Dong, Ruiyu Lyu, Fan Chen, Yunyou Pu, Chuangguo Wang, Hongtao Xu

Digest of technical papers/Digest of technical papers - IEEE International Solid-State Circuits Conference

DOI

2024

A 31.92% Efficiency Colpitts DCO-PA for BLE TX with Implicit RX Clock Generation Using DM-to-CM Mode-switching

Bowen Yu, Kai‐Da Xu, Wei Li, Hongtao Xu

IEEE Asian Solid-State Circuits Conference (A-SSCC)

DOI

2024

A Wideband Miniaturized dB-Linear Millimeter-Wave Power Detector in 40-nm CMOS

Yun Wang, Songlei Meng, Shiping Zheng, Hongtao Xu

IEEE International Conference on Integrated Circuits, Technologies and Applications (ICTA)

DOI

2024

A Portable Low-Overhead Self-Calibration System for K-Band Large-Scale Phased Array Transmission

Shiping Zheng, Botao Jiang, Ruizhi Liu, Yun Wang, Yue Lin, Hongtao Xu

IEEE Asia-Pacific Conference on Antennas and Propagation

DOI

2024

A 5-GHz Quadrature Switched-Capacitor Power Amplifier With IQ-Cell-Sharing and Serial Transformer Combiner in 28-nm CMOS

Diyang Zheng, Yicheng Li, Hang Chen, Yun Yin, Hongtao Xu

IEEE Microwave and Wireless Technology Letters

DOI

2024

Millimeter-wave PA design techniques in ISSCC 2024

Yun Wang, Hongtao Xu

Journal of Semiconductors

DOI

2024

A PVT-Robust 2.4-GHz-BW 59.7-dB-Range 0.39-dB-Error dB-Linear VGA with Self-Compensated Exponential Generator and Self-Adaptive Bias

Wen Xin Zuo, Yun Wang, S.K. Han, Yunhao Li, Wei Li, Yue Lin, Hongtao Xu

DOI

2024

Application of Community Detection Based Parallel MOEA/D Algorithm in RF Power Amplifier Circuit Design

Jiejin Zhou, Yunhao Li, Jiarui Bao, Yifan Xu, Hongtao Xu, Ye Lü

DOI

2024

4.4 A Highly-Integrated 6-Phase Cell-Reused Digital Transmitter Using 1/3 Duty-Cycle LO Signals for Harmonic Rejection

Jiaxiang Li, Zimu Li, Yun Yin, Changgu Yan, Nan Qi, Ming Liu, Hongtao Xu

Digest of technical papers/Digest of technical papers - IEEE International Solid-State Circuits Conference

DOI

2023

Digital-intensive RFIC design techniques for transmitters in ISSCC 2023

Yun Yin, Hongtao Xu

Journal of Semiconductors

2023

31.7 A 0.7-to-2.5GHz Sliding Digital-IF Quadrature Digital Transmitter Achieving >40% System Efficiency for Multi-Mode NB-IoT/BLE Applications

Chunxiao Hu, Diyang Zheng, Yun Yin, Jie Lin, Yicheng Li, Wei Li, Hongtao Xu

Digest of technical papers/Digest of technical papers - IEEE International Solid-State Circuits Conference

DOI

2023

A CMOS Dual Band Low-Loss High-Isolation Switch for 5G New Radio

Ziyang Deng, Yun Wang, Hongtao Xu

IEEE International Conference on Integrated Circuits, Technologies and Applications (ICTA)

DOI

2023

A 50μW Ring-Type Complementary Inverse-Class-D Oscillator with 191.4dBc/Hz FoM and 205.6dBc/Hz FoMA

Kai J. Xu, Bowen Yu, Jun Ming Hu, Yubin Li, Robert Bogdan Staszewski, Hongtao Xu

IEEE Symposium on VLSI Technology and Circuits (VLSI Technology and Circuits)

DOI

2023

Radar Based Gesture Recognition in Embedded Systems

Tingxuan Liang, Yue Long Lin, Hongtao Xu

International Conference on Electronics Technology (ICET)

DOI

2023

A 4.1 W Quadrature Doherty Digital Power Amplifier with 33.6% Peak PAE in 28nm Bulk CMOS

Jiaxiang Li, Yun Yin, Hang Chen, Jie Lin, Yicheng Li, Xianglong Jia, Zhen Hu, Xiu Yin Zhang, Hongtao Xu

Digest of technical papers/Digest of technical papers - IEEE International Solid-State Circuits Conference

DOI

2023

25.2 A 19.7-to-43.8GHz Power Amplifier with Broadband Linearization Technique in 28nm Bulk CMOS

Weisen Zeng, Li Gao, Ning-Zheng Sun, Hongtao Xu, Quan Xue, Xiu Yin Zhang

Digest of technical papers/Digest of technical papers - IEEE International Solid-State Circuits Conference

DOI

2022

A Sub-GHz multimode digital polar transmitter for 802.11ah and NB-IoT applications

Tong Li, Yun Yin, Yangzi Liu, Hongtao Xu, Hao Min

Microelectronics Journal

DOI

2022

Feature-Based Hand Gesture Recognition Using Two-Antenna Doppler Radar System

Pengcheng Wang, Tingxuan Liang, Hongtao Xu

IEEE MTT-S International Wireless Symposium (IWS)

DOI

2022

Systematic Design of a Broadband Reflective-Type Phase Shifter with Minimal Loss Variation and High Phase Accuracy

Chunhui Fang, Tong Li, Yong Chen, Yue Long Lin, Hongtao Xu

DOI

2021

Session 26 Overview: RF Power-Amplifier and Front-End Techniques

Hongtao Xu, Toshiya Mitomo, James F. Buckwalter

Digest of technical papers/Digest of technical papers - IEEE International Solid-State Circuits Conference

DOI

2020

Introduction to the Special Section on the 2019 RFIC Symposium

Hongtao Xu

IEEE Journal of Solid-State Circuits

DOI

2020

Empowering Multifunction: Digital Power Amplifiers, the Last RF Frontier of the Analog and Digital Kingdoms

Xun Luo, Huizhen Jenny Qian, Yun Yin, Hongtao Xu

IEEE Microwave Magazine

DOI

2020

Transformer-Combining Digital PA with Efficiency Peaking at 0, −6, and −12 dB Backoff in 32nm CMOS

Parmoon Seddighrad, Yorgos Palaskas, Hongtao Xu, Paolo Madoglio, Kailash Chandarshekar, D.J. Allstot

IEEE International Symposium on Circuits and Systems proceedings

DOI

2020

24.5 A 15b Quadrature Digital Power Amplifier with Transformer-Based Complex-Domain Power-Efficiency Enhancement

Diyang Zheng, Yun Yin, Yiting Zhu, Liang Xiong, Yicheng Li, Na Yan, Hongtao Xu

Digest of technical papers/Digest of technical papers - IEEE International Solid-State Circuits Conference

DOI

2019

4.2 A Broadband Switched-Transformer Digital Power Amplifier for Deep Back-Off Efficiency Enhancement

Liang Xiong, Tong Li, Yun Yin, Hao Min, Na Yan, Hongtao Xu

Digest of technical papers/Digest of technical papers - IEEE International Solid-State Circuits Conference

DOI

2018

Multimode baseband signal processing module of a digital polar transmitter for IoT applications

Yangzi Liu, Tong Li, Lei Ma, Yun Yin, Hongtao Xu, Na Yan, Hao Min

IEEE MTT-S International Wireless Symposium (IWS)

DOI

2018

A compact dual-band digital doherty power amplifier using parallel-combining transformer for cellular NB-IoT applications

Yun Yin, Liang Xiong, Yiting Zhu, Bowen Chen, Hao Min, Hongtao Xu

Digest of technical papers/Digest of technical papers - IEEE International Solid-State Circuits Conference

DOI

2018

A compact 2.4GHz polar/quadrature reconfigurable digital power amplifier in 28nm logic LP CMOS

Yiting Zhu, Liang Xiong, Yun Yin, Wei Luo, Bowen Chen, Tong Li, Hongtao Xu

IEEE Custom Integrated Circuits Conference (CICC)

DOI

2017

13.6 A 2.4GHz WLAN digital polar transmitter with synthesized digital-to-time converter in 14nm trigate/FinFET technology for IoT and wearable applications

Paolo Madoglio, Hongtao Xu, Kailash Chandrashekar, Luis Cuéllar, Muhammad Faisal, William Yee Li, Hyung Seok Kim, Khoa Minh Nguyen, Yulin Tan, Brent R. Carlton, Vaibhav A. Vaidya, Yanjie Wang, Thomas Tetzlaff, Satoshi Suzuki, Amr M. Fahim, Parmoon Seddighrad, Jianyong Xie, Zhichao Zhang, Divya Shree Vemparala, Ashoke Ravi, Stefano Pellerano, Yorgos Palaskas

Digest of technical papers/Digest of technical papers - IEEE International Solid-State Circuits Conference

DOI

2016

An ultra-wideband CMOS PA with dummy filling for reliability

Yu-Ting Chang, Yu Ye, Hongtao Xu, C. W. Domier, Neville C. Luhmann, Qun Jane Gu

Solid-State Electronics

DOI

精选作品

期刊论文

A Dual-Band Reconfigurable Filtering Power Amplifier for 5G mmWave Applications

A 6-GHz Quadrature Digital Transmitter With Optimized Linearity Supporting 1-GHz Signal Bandwidth in 28-nm CMOS

A 420–500- μ W 0.2–2-MHz 32-Tap Complex Analog FIR Bandpass Filter With 45-dB IMRR

A Dual-Band 28/39-GHz 5-Bit Vector-Sum Phase Shifter with Wideband Global-Assignment-Based Constellation Optimization

33.3 A 6GHz Quadrature Digital Transmitter Supporting a 1GHz Signal Bandwidth with <-40dB EVM Floor and >55dB Dynamic Range in 28nm CMOS

A 20–47-GHz 1°-Phase-Variation 23-dB-Range VGA With 180°-Phase Shift and 138-Gbps Data Rate for 5G and SATCOM in 40-nm CMOS

A 5-GHz Ultracompact Close-to-Watt-Level Doherty Power Amplifier Using Shared Single Driver and Two Three-Coil Asymmetrical Transformers in 28-nm Bulk CMOS

A Low-Power Triple-Coupled Transformer-Based 8-GHz Class-C VCO With Third-Coil-Assisted Linearized Tuning Range

A 1.5–23.5-GHz 150.5-Gb/s Distributed PA Using High-Power-Density Cells and Broadband Power Combining Techniques in 40-nm CMOS

A 2.4-GHz-BW 59.7-dB-Range 0.39-dB-Error dB-Linear VGA Featuring −40 °C~110 °C and ±10%-Supply PVT Robustness in 40-Nm CMOS

A 1–21-GHz, 1.95–3.1-dB NF Ultra-Wideband LNA With Gₘ -Assisted-Feedback Noise Suppression Achieving 140-Gb/s Data Rate in 40-nm CMOS

A 1. 7- 3. 4 GHz Foreground-Self-Calibration Quadrature Digital Power Amplifier Supporting 1024QAM

Linearization of Quadrature Digital Power Amplifiers by Neural Network of ULR_LSTM: Unsupervised Learning Residual LSTM

Automated Layout Design for High Frequency Integrated Circuits Based on Reinforcement Learning

A Compact Full-Duplex Receiver with Wideband Multi-Domain Hilbert-Transform-Equalization Cancellation Based on Multi-Stage APFs Achieving 65dB SIC Across 120MHz BW

A 31.92% Efficiency Colpitts DCO-PA for BLE TX with Implicit RX Clock Generation Using DM-to-CM Mode-switching

A Wideband Miniaturized dB-Linear Millimeter-Wave Power Detector in 40-nm CMOS

A Portable Low-Overhead Self-Calibration System for K-Band Large-Scale Phased Array Transmission

A 5-GHz Quadrature Switched-Capacitor Power Amplifier With IQ-Cell-Sharing and Serial Transformer Combiner in 28-nm CMOS

Millimeter-wave PA design techniques in ISSCC 2024

A PVT-Robust 2.4-GHz-BW 59.7-dB-Range 0.39-dB-Error dB-Linear VGA with Self-Compensated Exponential Generator and Self-Adaptive Bias

Application of Community Detection Based Parallel MOEA/D Algorithm in RF Power Amplifier Circuit Design

4.4 A Highly-Integrated 6-Phase Cell-Reused Digital Transmitter Using 1/3 Duty-Cycle LO Signals for Harmonic Rejection

Digital-intensive RFIC design techniques for transmitters in ISSCC 2023

31.7 A 0.7-to-2.5GHz Sliding Digital-IF Quadrature Digital Transmitter Achieving >40% System Efficiency for Multi-Mode NB-IoT/BLE Applications

A CMOS Dual Band Low-Loss High-Isolation Switch for 5G New Radio

A 50μW Ring-Type Complementary Inverse-Class-D Oscillator with 191.4dBc/Hz FoM and 205.6dBc/Hz FoMA

Radar Based Gesture Recognition in Embedded Systems

A 4.1 W Quadrature Doherty Digital Power Amplifier with 33.6% Peak PAE in 28nm Bulk CMOS

25.2 A 19.7-to-43.8GHz Power Amplifier with Broadband Linearization Technique in 28nm Bulk CMOS

A Sub-GHz multimode digital polar transmitter for 802.11ah and NB-IoT applications

Feature-Based Hand Gesture Recognition Using Two-Antenna Doppler Radar System

Systematic Design of a Broadband Reflective-Type Phase Shifter with Minimal Loss Variation and High Phase Accuracy

Session 26 Overview: RF Power-Amplifier and Front-End Techniques

Introduction to the Special Section on the 2019 RFIC Symposium

Empowering Multifunction: Digital Power Amplifiers, the Last RF Frontier of the Analog and Digital Kingdoms

Transformer-Combining Digital PA with Efficiency Peaking at 0, −6, and −12 dB Backoff in 32nm CMOS

24.5 A 15b Quadrature Digital Power Amplifier with Transformer-Based Complex-Domain Power-Efficiency Enhancement

4.2 A Broadband Switched-Transformer Digital Power Amplifier for Deep Back-Off Efficiency Enhancement

Multimode baseband signal processing module of a digital polar transmitter for IoT applications

A compact dual-band digital doherty power amplifier using parallel-combining transformer for cellular NB-IoT applications

A compact 2.4GHz polar/quadrature reconfigurable digital power amplifier in 28nm logic LP CMOS

13.6 A 2.4GHz WLAN digital polar transmitter with synthesized digital-to-time converter in 14nm trigate/FinFET technology for IoT and wearable applications

An ultra-wideband CMOS PA with dummy filling for reliability

书籍章节

CMOS power amplifier design for wireless connectivity applications

Linear power amplification with high back-off efficiency

研究方向