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公开(公告)号:EP2120059A4
公开(公告)日:2014-01-08
申请号:EP08721973
申请日:2008-03-06
申请人: NEC CORP , RENESAS ELECTRONICS CORP , HANWA ELECTRONIC IND CO LTD
发明人: TSUKAGOSHI TSUNEO , WATANABE TAKESHI , NAKAIE TOSHIYUKI , MATSUI NOBUCHIKA
IPC分类号: G01R31/30 , G01R31/00 , G01R31/28
CPC分类号: G01R31/002 , G01R31/2841 , G01R31/3004