Bi-directional optical module with improved optical crosstalk
NAKANISHI, HIROMI; KIHARA, TOSHIAKI
2011-08-23
著作权人SUMITOMO ELECTRIC INDUSTRIES, LTD.
专利号US8005367
国家美国
文献子类授权发明
其他题名Bi-directional optical module with improved optical crosstalk
英文摘要The bi-directional optical module, which installs the receiver and the transmitter within one package, is disclosed with an improved optical crosstalk. The optical module provides a lens, a WDM filter and a photodiode (PD) on an axis of the single mode fiber coupled with the module, while, a laser diode (LD) in a position perpendicular to the optical axis. The WDM filter provides a multi-layered optical film on a primary surface and an edge in a side far from the LD and the (PD) makes an obtuse angle to the primary surface so as to prevent light from the LD and reflected at this edge from entering the PD.
公开日期2011-08-23
申请日期2008-01-25
状态授权
内容类型专利
源URL[http://ir.opt.ac.cn/handle/181661/37361]  
专题半导体激光器专利数据库
作者单位SUMITOMO ELECTRIC INDUSTRIES, LTD.
推荐引用方式
GB/T 7714
NAKANISHI, HIROMI,KIHARA, TOSHIAKI. Bi-directional optical module with improved optical crosstalk. US8005367. 2011-08-23.
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