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发明名称
Arrayed-waveguide grating
摘要
申请公布号
EP0823647(A3)
申请公布日期
1998.12.02
申请号
EP19970305872
申请日期
1997.08.04
申请人
NIPPON TELEGRAPH AND TELEPHONE CORPORATION
发明人
HIMENO, AKIRA;OKAMOTO, KATSUNARI;TAKAHASHI, HIROSHI
分类号
G02B6/34;(IPC1-7):G02B6/34
主分类号
G02B6/34
代理机构
代理人
主权项
地址
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