A Compact EADFB Laser Array Module for a Future 100-Gb/s Ethernet Transceiver

被引:43
作者
Kanazawa, Shigeru [1 ]
Fujisawa, Takeshi [1 ]
Ohki, Akira [1 ]
Ishii, Hiroyuki [1 ]
Nunoya, Nobuhiro [1 ]
Kawaguchi, Yoshihiro [1 ]
Fujiwara, Naoki [1 ]
Takahata, Kiyoto [1 ]
Iga, Ryuzo [1 ]
Kano, Fumiyoshi [1 ]
Oohashi, Hiromi [1 ]
机构
[1] NTT Corp, Nippon Telegraph & Tel NTT Photon Labs, Atsugi, Kanagawa 2430198, Japan
关键词
Distributed feedback laser; electro-absorption modulator; EADFB laser array; InGaAlAs; photonic-integrated circuits; 100-Gb Ethernet; LOW-DRIVING-VOLTAGE; ELECTROABSORPTION MODULATORS;
D O I
10.1109/JSTQE.2011.2124446
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
A compact electroabsorption modulators integrated distributed feedback (EADFB) laser array module has been developed for 100-Gb/s Ethernet. Four 25-Gb/s EADFB lasers and an optical multiplexer are monolithically integrated on one chip in an area of only 2 mm x 2.6 mm. As a result, a compact 12 mm x 20 mm EADFB laser array module is achieved. A bridge-type RF circuit board is employed to transmit high-frequency, 4 x 25-Gb/s, electrical signals effectively in a narrow package and improve the electrical/optical response of the module. The module has a 3-dB frequency bandwidth of 20 GHz for the four lanes assigned in 100-Gb/s Ethernet. Furthermore, the possibility of realizing low-driving voltage operation is investigated to reduce the power consumption of the module. An error-free transmission through 10 km of single-mode fiber at 100 Gb/s with a modulation voltage of only 1 V is demonstrated.
引用
收藏
页码:1191 / 1197
页数:7
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