Key Technologies of WDM-PON for Future Converged Optical Broadband Access Networks [Invited]. - Gee-Kung Chang; Arshad Chowdhury; Zhensheng Jia; Hung-Chang Chien; Ming-Fang Huang; Jianjun Yu; Georgios Ellinas (JOCN, 2009)

Spectrally Efficient 60-GHz xy-MIMO Data Transport over a Radio-Over-Fiber System for Gigabit Wireless Local Area Networks. - Shu-Hao Fan; Hung-Chang Chien; Arshad Chowdhury; Gee-Kung Chang (GLOBECOM, 2010)

Next-generation E-health communication infrastructure using converged super-broadband optical and wireless access system. - Arshad Chowdhury; Hung-Chang Chien; Sourabh Khire; Shu-Hao Fan; Xianfeng Tang; Nikil Jayant; Gee-Kung Chang (WOWMOM, 2010)

Performance Assessment of Radio Links Using Millimeter-Wave Over Fiber Technology With Carrier Suppression Through Modulation Index Enhancement. - Yu-Ting Hsueh; Hung-Chang Chien; Arshad Chowdhury; Jianjun Yu; Gee-Kung Chang (JOCN, 2011)

A novel direct-modulation envelope-detection Pol-Mux MIMO RoF system based on blind equalization techniques. - Cheng Liu 002; Anlin Yi; Ming Zhu 008; Jing Wang 070; Liang Zhang; Shih-Chieh Shin; Ze Dong; Hung-Chang Chien; Jianjun Yu; Charles Su; Gordon Gu; Anthony Ng'oma; et al. (OFC/NFOEC, 2013)

A bandwidth-efficient coherent ultra-dense WDM-PON based on Nyquist independent-sideband modulation. - Ze Dong; Hung-Chang Chien; Jianjun Yu; Zhensheng Jia; Junwen Zhang; Lin Cheng; Gee-Kung Chang (ECOC, 2014)

10×440-Gb/s super-Nyquist-filtered signal transmission over 3000-km fiber and 10 cascaded ROADMs with 100-GHz grid based on single-carrier ETDM 110-GBaud QPSK. - Junwen Zhang; Jianjun Yu; Ze Dong; Hung-Chang Chien; Zhensheng Jia (ECOC, 2014)

Performance analysis of pre- and post-compensation for bandwidth-constrained signal in high-spectral-efficiency optical coherent systems. - Zhensheng Jia; Hung-Chang Chien; Junwen Zhang; Ze Dong; Yi Cai 002 (OFC, 2014)

Transmission of 480-Gb/s dual-carrier PM-8QAM over 2550km SMF-28 using adaptive pre-equalization. - Junwen Zhang; Hung-Chang Chien; Ze Dong; Yan Xia 004; Yufei Chen 003; Jiangnan Xiao (OFC, 2014)

A novel adaptive digital pre-equalization scheme for bandwidth limited optical coherent system with DAC for signal generation. - Junwen Zhang; Hung-Chang Chien; Yan Xia 004; Yufei Chen 003; Jiangnan Xiao (OFC, 2014)

Transmission of 20×440-Gb/s super-nyquist-filtered signals over 3600 km based on single-carrier 110-GBaud PDM QPSK with 100-GHz grid. - Junwen Zhang; Jianjun Yu; Ze Dong; Zhensheng Jia; Hung-Chang Chien; Yi Cai 002; Chao Ge 005; Sheping Shi; Yufei Chen 003; Huitao Wang; Yan Xia 004 (OFC, 2014)

256-Gb/s single-carrier PM-256QAM implementation using coordinated DD-LMS and CMA equalization. - Hung-Chang Chien; Zhensheng Jia; Jianjun Yu (ECOC, 2015)

Transmission of 8×128.8Gbaud single-carrier PDM-QPSK signal over 2800-km EDFA-only SMF-28 link. - Jianjun Yu; Junwen Zhang; Zhensheng Jia; Xinying Li; Hung-Chang Chien; Yi Cai 002; Fan Li; Yuanquan Wang 002; Xin Xiao 004 (ECOC, 2015)

Unsupervised Band Selection Based on Group-Based Sparse Representation. - Hung-Chang Chien; Chih-Hung Lai; Keng-Hao Liu (ACCV Workshops (1), 2016)

160-GbpsA, IMDD optical links based on Nyquist 256QAM. - Hung-Chang Chien; Zhensheng Jia; Jianjun Yu; Fan Li; Shiping Shi; Chao Ge 005; Yan Xia 004; Yufei Chen 003 (OFC, 2016)

Experimental demonstration of PDM-32QAM single-carrier 400G over 1200-km transmission enabled by training-assisted pre-equalization and look-up table. - Zhensheng Jia; Hung-Chang Chien; Yi Cai 002; Jianjun Yu; Benyuan Zhu; Chao Ge 005; Taili Wang; Sheping Shi; Huitao Wang; Yan Xia 004; Yufei Chen 003 (OFC, 2016)

WDM transmission of twelve 960 Gb/s channels based on 120-GBaud ETDM PDM-16QAM over 1200-km TeraWave™ fiber link. - Junwen Zhang; Jianjun Yu; Benyuan Zhu; Zhensheng Jia; Fan Li; Xinying Li; Hung-Chang Chien; Sheping Shi; Chao Ge 005; Yan Xia 004; Yufei Chen 003 (OFC, 2016)

400G-over-80km Connections Powered by Probabilistically Shaped PM-256QAM Wavelengths at 34 GBaud. - Hung-Chang Chien; Jianjun Yu; Yi Cai 002; Junwen Zhang; Xinying Li; Xin Xiao 004 (ECOC, 2017)

Generation of 153.6Gbaud (614.4Gbps) PDM-QPSK Signals and Transmission of over 1200km SmF-28 with EDFA-only Amplification. - Jianjun Yu; Junwen Zhang; Xinying Li; Hung-Chang Chien (ECOC, 2017)

Digital Dispersion Pre-Compensation and Nonlinearity Impairments Pre- and Post-Processing for C-Band 400G PAM-4 Transmission over SSMF Based on Direct-Detection. - Junwen Zhang; Jianjun Yu; Jianyang Shi; Hung-Chang Chien (ECOC, 2017)

Single-carrier 400G PM-256QAM generation at 34 GBaud trading off bandwidth constraints and coding overheads. - Hung-Chang Chien; Junwen Zhang; Jianjun Yu; Yi Cai 002 (OFC, 2017)

56Gb/s chirp-managed symbol transmission with low-cost, 10-G class LD for 400G intra-data center interconnection. - Jianjun Yu; Junwen Zhang; Hung-Chang Chien; Xinying Li; Yuming Xu; Xiaolong Pan; Fu Wang; Zhipei Li; Bo Liu 020; Lijia Zhang; Xiangjun Xin 001; Huitao Wang; et al. (OFC, 2017)

Advanced algorithm for high-baud rate signal generation and detection. - Junwen Zhang; Jianjun Yu; Hung-Chang Chien (OFC, 2017)

EML-based IM/DD 400G (4×112.5-Gbit/s) PAM-4 over 80 km SSMF based on linear pre-equalization and nonlinear LUT pre-distortion for inter-DCI applications. - Junwen Zhang; Jianjun Yu; Hung-Chang Chien (OFC, 2017)

Single-carrier 400G based on 84-GBaud PDM-8QAM transmission over 2, 125 km SSMF enhanced by pre-equalization, LUT and DBP. - Junwen Zhang; Jianjun Yu; Hung-Chang Chien (OFC, 2017)

WDM transmission of 16-channel single-carrier 128-GBaud PDM-16QAM signals with 6.06 b/s/Hz SE. - Junwen Zhang; Jianjun Yu; Hung-Chang Chien (OFC, 2017)

1.6Tb/s (4×400G) unrepeatered transmission over 205-km SSMF using 65-GBaud PDM-16QAM with joint LUT pre-distortion and post DBP nonlinearity compensation. - Junwen Zhang; Jianjun Yu; Hung-Chang Chien (OFC, 2017)

Probabilistically Shaped DP-64QAM Coherent Optics at 105 GBd Achieving 900 Gbps Net Bit Rate per Carrier over 800 km Transmission. - Hung-Chang Chien; Jianjun Yu; Benyuan Zhu; Jianyang Shi; Yi Cai 002; Xin Xiao 004; Yan Xia 004; Xiaoqiang Wei; Yufei Chen 003 (ECOC, 2018)

Enhanced Performance Utilizing Truncated Probabilistically Shaped 16384-QAM OFDM in 10-G IMDD System. - Jianyang Shi; Junwen Zhang; Hung-Chang Chien; Nan Chi; Jianjun Yu (ECOC, 2018)

8×528Gb/s PS-64QAM Transmission over 3000km in a Terrestrial System with an Amplifier Span of 100km. - Jianjun Yu; Kaihui Wang; Hungchang Chien; Benyuan Zhu; Xinying Li; Junwen Zhang; Jianyang Shi; Ying Zhang; Sheping Shi; Chao Ge 005; Yan Xia 004; Yufei Chen 003 (ECOC, 2018)

FPGA Investigation on Error-Floor Performance of a Concatenated Staircase and Hamming Code for 400G-ZR Forward Error Correction. - Yi Cai 002; Weiming Wang; Weifeng Qian; Jia Xing; Kai Tao; Junjie Yin; Shihua Zhang; Ming Lei; Erkun Sun; Ke Yang; Hungchang Chien; Qun Liao; et al. (OFC, 2018)

8×506-Gb/s 16QAM WDM Signal Coherent Transmission over 6000-km Enabled by PS and HB-CDM. - Jianjun Yu; Kaihui Wang; Junwen Zhang; Benyuan Zhu; Steve Dzioba; Xinying Li; Hung-Chang Chien; Xin Xiao 004; Yi Cai 002; Jianyang Shi; Yuefei Chen; Shiping Shi; et al. (OFC, 2018)

Progressive Sample Processing of Band Selection for Hyperspectral Image Transmission. - Keng-Hao Liu; Shih-Yu Chen; Hung-Chang Chien; Meng-Han Lu (Remote. Sens., 2018)

WDM Transmission of 600G Carriers Over 5, 600 km with Probabilistically Shaped 16QAM at 106 Gbaud. - Miao Kong; Jianjun Yu; Hung-Chang Chien; Kaihui Wang; Xinying Li; Jianyang Shi; Li Zhao 008; Benyuan Zhu; Xiaolong Pan; Xiangjun Xin 001; Bing Ye; Yan Xia 004; et al. (OFC, 2019)

400G/Channel 50-GHz WDM Coherent Transmission: PS 64QAM Versus Hybrid 32/64QAM. - Jianjun Yu; Miao Kong; Hung-Chang Chien; Kaihui Wang; Jianyang Shi; Xinying Li; Xiaolong Pan; Xiangjun Xin 001; Yan Xia 004; Bing Ye; Xiaoqiang Wei; Taili Wang; et al. (OFC, 2019)

Demonstration of 100-Gb/s/λ PAM-4 TDM-PON Supporting 29-dB Power Budget with 50-km Reach using 10G-class O-Band DML Transmitters. - Jiao Zhang 008; Jianjun Yu; Hungchang Chien; Jun Shan Wey; Miao Kong; Xiangjun Xin 001; Yun Zhang 026 (OFC, 2019)

Four-Dimensional 8-Bit Modulation with KP4 Non-Binary FEC for Short-Reach Coherent Optical Transmissions. - Liangjun Zhang; Hung-Chang Chien; Yi Cai 002; Weiming Wang; Weiqin Zhou; Zihe Hu (OFC, 2020)

Adaptive Pattern-Dependent Equalization for Coherent Optical Fiber Communication Systems. - Yi Cai 002; Hungchang Chien; Meng Xiang; Zihe Hu; Mingyi Gao (OFC, 2021)

Coherent DSP and System Integration Technologies for 800G. - Shih-Cheng Wang; Hai Xu; Alejandro Castrillon; Marcos Macchi Konrad; Alfredo Taddei; Damián A. Morero; Hungchang Chien; Oscar E. Agazzi (OFC, 2022)

Toward 1.6T Low-Power Coherent DSP: Challenges, and Lessons Learned from Preceding Generations. - Shu-Hao Fan; Ray L. Nguyen; Jose Luis Correa Lust; Hungchang Chien; Shih-Cheng Wang (OFC, 2024)