Samsung estimated Tuesday that its operating profit would plunge nearly 25 percent on year in the second quarter of 2014, as cheap Chinese devices and a strong won hammered down its share of the global smartphone market.
Twitter announced that it has cut a deal to buy mobile ad firm Tap Commerce to bolster money-making tools at the popular one-to-many messaging service.
Malicious software is increasingly making its way into mobile phones through "cloned" versions of popular apps, and software weaknesses in legitimate ones, security researchers said.
Amazon unveiled its "Fire Phone," a high-end handset boasting "breakthrough technologies" and a move aimed at challenging market leaders Apple and Samsung.
Samsung on Tuesday unwrapped its new smartphone using the Tizen platform, a move aimed at breaking away from Google's Android and staking a claim to the "Internet of Things."
Xiaomi may be little known outside China, but the fast-growing smartphone maker is at the forefront of a new wave of Asian brands challenging the dominance of Apple and Samsung with high-spec, low-price phones.
An appeals court on Friday breathed new life into Oracle's big-money lawsuit against Google by ruling that software commands can be copyrighted just like classic books.
Jurors on Friday ordered Samsung to pay just a fraction of the big-money damages sought by Apple in a high-stakes Silicon Valley case over smartphone patents.