Patent attributes
Establishing a connection between mobile devices includes arranging a first one of the mobile devices to display a sequence of images that are received by a second one of the mobile devices. The first one of the mobile devices displays a first sequence of images that are received by the second one of the mobile devices. The second one of the mobile devices displays a second sequence of images that are received by the first one of the mobile devices. The first and second sequences of images establish contact between the mobile devices. The mobile devices exchanging images to determine mutually available data transmission techniques following establishing contact between the mobile devices.