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110                                                Wi-Fi and NFC


           my smartphone, all I have to do is touch the side of the camera to the back
           of  my  smartphone.    (Both  have  to  be  on,  of  course.)  The  app  starts
           automatically  on  my  smartphone,  and  the  image  ends  up  on  my  phone
           seconds later, ready for me to share it with the world.  So it can save a little
           bit of fumbling on both the camera and the smartphone.
           The allowable distance between NFC sensors is intentionally small  – the
           official  specification  is  no  more  than  two  inches.    This  was  done  to
           minimize  the  very  real  possibility  of  someone  standing  next  to  you  in  a
           crowded  room  and  slurping  up  your  phone’s  contents  without  your
           knowledge or consent.  (I sure wish the folks who decided putting RFID
           tags  into  U.S.  Passports  had  taken  that  scenario  into  account  before
           deciding it was a good idea.)  Anyway, on this camera it’s even less than an
           inch.  The sensor itself lies directly beneath the N logo on the camera’s side
           (Figure 4-1a).  And at least with my smartphone the N logo must be placed
           EXACTLY  where  my  NFC  sensor  is  in  my  phone  (which  is  completely
           unmarked, so I have to slide the camera around  the back of the phone a
           little bit until I hear the “I found you!” sound - Figure 4-1b).


















           Figure 4-1:  The NFC transceiver is located directly behind this fancy N logo on
           the camera’s side (left).  Once it’s aligned with the NFC transceiver on the back of
           your  smartphone  (right),  you  can  separate  the  two  devices,  and  the  Wi-Fi
           transfer will initiate.


           4.2      SETTING THINGS UP – WI-FI DOWNLOAD
           Before you can upload images to your home computer, you need to log into
           your local router.  You only have to do this the first time you connect to a



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