发明名称 |
Optical communication device |
摘要 |
The detection light reflection function is given to PLC type LD, PD or LD/PD modules having light guides and optoelectronic chips (LD, LED, PD or APD) by forming a grating on the light guides which selectively reflects only the detection light.
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申请公布号 |
US6975812(B1) |
申请公布日期 |
2005.12.13 |
申请号 |
US20010773546 |
申请日期 |
2001.02.02 |
申请人 |
SUMITOMO ELECTRIC INDUSTRIES, LTD. |
发明人 |
KUHARA YOSHIKI;YAMABAYASHI NAOYUKI |
分类号 |
G02B6/42;G02B6/02;G02B6/10;G02B6/122;H04B10/08;H04B10/12;H04B10/13;H04B10/135;H04B10/14;(IPC1-7):H04B10/08 |
主分类号 |
G02B6/42 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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