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DFB激光器阵列与MMI耦合器、SOA的单片集成
  • ISSN号:1005-0086
  • 期刊名称:《光电子.激光》
  • 时间:0
  • 分类:TN256[电子电信—物理电子学]
  • 作者机构:[1]中国科学院半导体研究所,半导体材料科学重点实验室,北京100083, [2]清华大学电子工程系,北京100084
  • 相关基金:国家“863”计划(2011AA010303,2012AA012203)、国家“973”计划(2011CB301702)和国家自然科学基金(61021003,61090392)资助项目
中文摘要:

采用变脊宽原理和对接生长技术,设计并制作了4通道分布反馈(DFB)激光器阵列与多模干涉(MMI)耦合器、半导体光放大器(SOA)的单片集成器件。在25℃的测试温度下,激光器的阈值电流约55-60mA;当激光器注入150mA、SOA注入50mA电流时,各通道的出光功率保持在2mw以上,出射波长处于1550nm波段,边模抑制比(SMSR)大于33dB,4通道可实现单独或同时工作。

英文摘要:

The monolithic photonic integrated circuit (PIC) is the core component in the future high-capacity,low-power consumption optical network systems. As a typical photonics integrated device,monol ithically integrated multi-wavelength distributed feedback (DFB) laser array plays an important role in dense wavelength division multiplexing (DWDM) optical transmission systems. The monolithic integration of four distributed feedback lasers with a 4 × 1 multimode-interference (MMI) optical combiner and semiconductor optical amplifier (SOA) using varing width ridge method and butt-joint technology is proposed and demonstrated in this paper. The monolithically integrated chip is 2 500 μm long and 400 μm wide. The active and passive materials are integrated by the butt-joint technique,and the varing ridge width is used to adjust the effective index of the laser material, so that multi-wavelength emission can be achieved by normal holographic exposure. This method is simple and practical. The integrated device is tested at 25° for characterization. The average output power of 2 mW is achieved when the current of LD and semiconductor optical amplifier (SOA) is 150 mA and 50 mA,respectively. The threshold current of the device is 55--60 mA at 25 ℃. The lasing wavelength is around 1550 nm and more than 33 dB side mode suppression ratio (SMSR) is obtained. The four channels can operate separately or simultaneously.

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期刊信息
  • 《光电子.激光》
  • 北大核心期刊(2011版)
  • 主管单位:天津市教育委员会
  • 主办单位:天津理工大学 中国光学学会
  • 主编:巴恩旭
  • 地址:天津市西青区宾水西道391号
  • 邮编:300384
  • 邮箱:baenxu@263.net baenxu@aliyun.com
  • 电话:022-60214470
  • 国际标准刊号:ISSN:1005-0086
  • 国内统一刊号:ISSN:12-1182/O4
  • 邮发代号:6-123
  • 获奖情况:
  • 中国期刊方阵“双效”期刊
  • 国内外数据库收录:
  • 美国化学文摘(网络版),荷兰文摘与引文数据库,美国工程索引,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版),中国北大核心期刊(2000版)
  • 被引量:16551