Patent ID: 8484633
Filing Date: 2013-07-09
Classification: G06F,H04M

Abstract:
1. A portable device having a program upgrade function, comprising: a wireless communicator configured to perform a wireless communication with a first portable device, a second portable device and a third portable device, each of the first, the second and the third portable devices, being of a same type of device, has a first, a second, and a third program upgrade function, within a first, a second, and a third set range, respectively; and a controller configured to control the wireless communicator to detect the first, the second, and the third portable devices within the corresponding set ranges, and configured to check a program version information, which is received through the wireless communicator, of at least one of the first, the second, and the third portable devices within the corresponding set ranges to upgrade a program transmitted from the at least one of the first, the second, and the third portable devices having the corresponding program upgrade functions, wherein: the detected first portable device is upgraded based on the third program upgrade function of the detected third portable device wherein the received third program upgrade function is transmitted from the detected second portable device within the first set range to the detected first portable device which is outside of the third set range.