Nintendo Trademarks 3DS/Smartphone Connectivity
Nintendo has been slowly opening to involving smart devices in its strategy, and the company trademarked an interesting picture with the Japan Patent Office.
The picture, that you can see reproduced at the bottom of the post, quite explicitly represent some form of connectivity between a smartphone and a Nintendo 3DS.
http://www.dualshockers.com/2014/06/08/nintendo-trademarks-3dssmartphone-connectivity-picture/