Browsing by Author "Pong, Chun-Yen"

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Few-Mode 850-nm VCSEL Chip with Direct 16-QAM OFDM Encoding at 80-Gbit/s for 100-m OM4 MMF Link
(2017-01-01)
Kao, Hsuan-Yun
;
Tsai, Cheng-Ting
;
Pong, Chun-Yen
;
Liang, Shan-Fong
;
Weng, Zu-Kai
Chip-level direct 16-QAM OFDM encoding of a few-transverse-mode 850-nm Zn-diffused VCSEL is employed to transmit 80-Gbit/s data covering 20-GHz analog bandwidth over 100-m-long OM4 MMF with corresponding BER of 3.3x10(-3).
Pre-leveled 16-QAM OFDM Modulation of an 850-nm VCSEL for 56-Gbit/s Transmission
(2016)
Tsai, Cheng-Ting
;
Pong, Chun-Yen
;
Wu, Yun-Chen
;
Leong, Shan-Fong
;
Chi, Yu-Chieh
An 850-nm VCSEL carried 16-QAM OFDM transmission at 56 Gbit/s is demonstrated by using the pre-leveling technology, which reveals an optimized signal-to-noise ratio, error vector magnitude and bit-error-rate of 16. 4 dB, 15.1 % and 1.2 x10(-3), respectively.
RIN Suppressed Multimode 850-nm VCSEL for 56-Gbps 16-QAM OFDM and 22-Gbps PAM-4 Transmission
(2016)
Tsai, Cheng-Ting
;
Chang, Shuo
;
Pong, Chun-Yen
;
Liang, Shan-Fong
;
Chi, Yu-Chieh
A multimode 850-nm VCSEL with its relative-intensive-noise suppressed to -145 dBc/Hz is employed for directly encoded 56-Gbps 16-QAM OFDM and 22-Gbps PAM-4 transmissions with corresponding BERs of 3.2x10(-3) and 1.9x10(-10), respectively.