NTT Docomo, which began offering the iPhone for the first time last fall, is seeing mostly positive results so far in Japan, where the iPhone has been red hot.
After a two-year wait, Samsung takes the wraps off a handset significantly scaled back from original ambitions.
Google's mobile OS still leads in worldwide smartphone sales, but Apple saw its share rise in virtually all countries surveyed by research firm Kantar Worldpanel ComTech.
At CES, the Swedish company says it will release network gear this year that will boost today's LTE networks by drawing on wireless spectrum more often used by Wi-Fi.
Japan carriers are offering some iPhone 5S handsets for free with a two-year contract.
Japanese mobile phone suppliers are in trouble as the iPhone becomes NTT DoCoMo's biggest single product, Nikkei reports.
The likely introduction of the iPhone 5S and/or 5C by NTT DoCoMo is a hot topic in Japan.
The two carriers, which account for millions of subscribers, will have Apple's next iPhone. For one of them, it's for the first time -- according to new reports.
Japanese carrier NTT Docomo is in talks with Apple about selling the iPhone 5S, a Docomo executive told a Japanese business daily.
The Korean electronics giant is shifting gears again with its troubled mobile operating system. It's now aiming for affordability as a key characteristic of Tizen smartphones.