THERMALLY-DIFFUSED EXPANDED CORE FIBERS FOR LOW-LOSS AND INEXPENSIVE PHOTONIC COMPONENTS

被引:51
作者
HANAFUSA, H [1 ]
HORIGUCHI, M [1 ]
NODA, J [1 ]
机构
[1] NIPPON TELEGRAPH & TEL INT CORP, MINATO KU, TOKYO 106, JAPAN
关键词
OPTICAL FIBERS; OPTICAL COMMUNICATION;
D O I
10.1049/el:19911219
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 technique is presented to locally expand the mode-field diameter of singlemode fibres. This can rapidly diffuse germanium ions into the core of silica fibres without deforming the cladding. The mode-field diameter broadens 20-mu-m after 5-10 min of heating. Low-loss and inexpensive fibre-to-fibre and fibre-to-device connections are realised using the thermally-diffused expanded core fibre.
引用
收藏
页码:1968 / 1969
页数:2
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