There has been little, if any, confirmation regarding the next iPhone's improvements in the cellular radio technology department, which hasn't stopped pundits from speculating whether or not the iPhone 5S features support for the ultra-fast LTE Advanced standard, also known as LTE-A or simply LTE+.
Samsung notably promised to offer an updated version of the Galaxy S4 with LTE+ soon and now a cryptic comment by Deutsche Telekom suggests the iPhone 5S could in fact work with the latest cellular networking technology that offers at least twice the download speeds of the current-generation LTE standard...