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公开(公告)号:EP2662683A4
公开(公告)日:2014-06-04
申请号:EP12731920
申请日:2012-01-04
申请人: NIPPON TELEGRAPH & TELEPHONE
发明人: TOYODA SEIJI , NAGANUMA KAZUNORI , OKABE YUICHI , YAGI SHOGO , KATO KAZUTOSHI , UENO MASAHIRO , SAKAMOTO TAKASHI , IMAI TADAYUKI , MIYAZU JUN , NOGUCHI KAZUTO , ISHIBASHI SHIGEO
IPC分类号: G02F1/29 , H01S3/08 , H01S3/107 , H01S5/14
CPC分类号: G02B26/06 , H01S3/08027 , H01S3/105 , H01S3/107 , H01S5/141 , H01S5/142 , H01S5/143