Monolithic DQPSK receiver in InP with low polarization sensitivity

被引:22
作者
Doerr, C. R. [1 ]
Zhang, L. [1 ]
Chandrasekhar, S. [1 ]
Buhl, L. L. [1 ]
机构
[1] Alcatel Lucent, Bell Labs, Holmdel, NJ 07733 USA
关键词
differential phase-shift keying; integrated optics; optical polarization; photodetectors (PDs);
D O I
10.1109/LPT.2007.905658
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
We present a monolithic differential quadrature phase-shift-keying (DQPSK) receiver in InP consisting of a 1 x 2 coupler, two different-length waveguides, a 2 x 4 coupler, and four photodetectors. We demonstrate a method to reduce the interferometer polarization sensitivity and show preliminary results of 43-Gb/s DQPSK reception.
引用
收藏
页码:1765 / 1767
页数:3
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