32-channel 100GHz wavelength division multiplexer by interleaving two silicon arrayed waveguide gratings

2021 ◽  
Author(s):  
Changjian Xie ◽  
Xihua Zou ◽  
Fang Zou ◽  
Lianshan Yan ◽  
Wei Pan ◽  
...  
2020 ◽  
Vol 10 (22) ◽  
pp. 8205
Author(s):  
Yoshiyuki Doi ◽  
Toshihide Yoshimatsu ◽  
Yasuhiko Nakanishi ◽  
Satoshi Tsunashima ◽  
Masahiro Nada ◽  
...  

This paper reviews receivers that feature low-loss multimode-output arrayed waveguide gratings (MM-AWGs) for wavelength division multiplexing (WDM) as well as hybrid integration techniques with high-speed throughput of up to 100 Gb/s and beyond. A design of optical coupling between higher-order multimode beams and a photodiode for a flat-top spectral shape is described in detail. The WDM photoreceivers were fabricated with different approaches. A 10-Gb/s photoreceiver was developed for a 1.25-Gb/s baud rate and assembled for eight-channel WDM by mechanical alignment. A receiver with 40-Gb/s throughput was built by using visual alignment for a 10-Gb/s baud rate and four-channel WDM. A 100-Gb/s receiver assembled by active alignment with a four-channel by 25-Gb/s baud rate is the basis for beyond-100 Gb/s and future multi-wavelength integrated devices toward data-centric communications and computing.


2015 ◽  
Vol 25 (28) ◽  
pp. 4390-4396 ◽  
Author(s):  
Satoshi Watanabe ◽  
Takeo Asanuma ◽  
Takafumi Sasahara ◽  
Hiroshi Hyodo ◽  
Mutsuyoshi Matsumoto ◽  
...  

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