公开(公告)号：EP2616896A2

公开(公告)日：2013-07-24

申请号：EP11825659.3

申请日：2011-08-30

申请人： Apple Inc.

发明人： CRETELLA, Michael, A., Jr. ,  DUGGINENI, Venu, Madhav ,  ENG, Michael, Man-Cheung ,  HUANG, Ronald, Keryuan ,  MOORE, Christopher ,  MULLENS, Christopher, T. ,  LAUDER, Andrew ,  ROHRBACH, Matthew, D. ,  COSTER, Daniel, J. ,  STRINGER, Christopher, J. ,  OW, Florence, W. ,  AI, Jiang ,  IVE, Jonathan, P. ,  KIBITI, Elvis, M. ,  TERNUS, John, P. ,  LUBNER, Sean, D. ,  CORBIN, Sean, S.

IPC分类号： G06F1/16 ,  G06K17/00 ,  G01R33/07

CPC分类号： G06F1/1626 ,  G01R33/07 ,  G06F1/1677 ,  G06F2200/1633 ,  G06F2200/1634

摘要： Accurate and reliable techniques for determining a current status of an accessory device in relation to an electronic device are described.