[TuD3] LiDAR and SDM Devices

[TuD3-3] Characterization of 2D High-speed Photodetector Array Device for SDM Fiber Communication Applications

Ken Kusakata¹, 〇Shoichi Takamizawa¹, Toshimasa Umezawa², Naokatsu Yamamoto², Tetsuya Kawanishi^1,2 (¹Waseda Univ., Japan, ²National Institute of Information and Communications Technology (NICT), Japan)

Keywords: High-speed 2D-PDA , SDM fiber communications, crosstalk

We characterized high speed 2D-PDAs for SDM fiber communication applications. Crosstalk of -23-dB up to 40-GHz was successfully achieved with good uniformity of in-plane responsivity in the pixel, without degradation of the frequency response.