Sprint's iPhone results raise questions; LightSquared battles FAA, DOT

Quick news from around the Web.

@FierceWireless: RT @noahkravitz: Best comment ever: "I like to name my ipod ‘Titanic' so when it says ‘Syncing Titanic' i click cancel and it makes me feel like a hero." | [email protected]

> Nvidia appears poised to announce quad-core smartphones at the upcoming Mobile World Congress trade show in Barcelona, Spain. Article

> Nokia has no plans beyond ensuring it succeeds with Windows Phone. Article

> AT&T reportedly sold $3 billion in notes. Article

> A Siemens executive said Nokia Siemens Networks needs to improve its management team. Article

> LightSquared is now under attack by the Department of Transportation and the Federal Aviation Administration. Article

> Sprint Nextel's iPhone results have raised questions. Post (reg. req.)

> A German court said Samsung can sell a reworked tablet there. Article

> T-Mobile USA appears to have confirmed its new domestic data roaming plans. Article

> Verizon Wireless added additional controls to its family accounts. Article

Mobile Content News

> The Mobile Marketing Association released an updated version of its Universal Mobile Ad package that it says will make it easier for companies to create, buy and sell mobile ads for smartphones, feature phones and tablets. Article

> Mobile is transforming the Super Bowl experience. Editor's Corner

Broadband Wireless News

> Deploying hybrid self-organizing networks can slash service provider capex and opex by at least 25 percent. Article

> Stoke introduced a new Wi-Fi offloading gateway. Article

> In-Stat is forecasting that in-flight Wi-Fi broadband deployments will surpass 6,100 airplanes worldwide in 2015. Article

European Wireless News

> The high-profile launch by T-Mobile UK of its unlimited "Full Monty" service has so far failed to provoke a response from rival operators in the UK, which seem content to focus on their own core offerings. Article

> French MVNOs are cutting prices in a bid to compete against Free Mobile. Article

> Telefónica's Movistar, Spain's largest mobile operator, announced a revamp to its service offerings in an effort to boost customer relationships. Article

And finally... The upcoming Mobile World Congress trade show in Barcelona, Spain, could be hampered by a strike of metro workers. Article