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• Why China's Mobile Market Could Be Too Tough to Crack Wednesday, 27 Feb 2013 | 4:19 AM ET

  

  More and more mobile companies are trying to gain a foothold in a country where white-label phones once ruled the roost, but some analysts say that attempts to crack what is now the world's largest market may be a waste of time.

• Korean Operators Warn Europe of 'Curse' of 4G Networks Wednesday, 27 Feb 2013 | 3:50 AM ET

  

  South Korean telecom executives have a message for European cousins who have long looked on in envy at the highly connected Asian market: Be careful what you wish for.

• The Data Challenge for Marketers Tuesday, 26 Feb 2013 | 4:17 PM ET

  

  Because of the widespread use of smartphones, tablets, social media, online searches and data transactions, the amount of data has exploded -- and this trend will grow stronger.

• Qtel Rebrands for Middle East Focus   Tuesday, 26 Feb 2013 | 11:15 AM ET

  

  Nasser Marafih, CEO of Qatari Qtel, discusses the rebranding of his company as "Ooredoo", a move that was announced this week at the Mobile World Congress in Barcelona, Spain.

• Mobile Hacking Leads to Boom for Some Companies Tuesday, 26 Feb 2013 | 8:02 AM ET

  

  The recent list of hacking victims couldn't be more high-profile. Facebook, Apple, Twitter, the New York Times and even Burger King have been hit by cyber-attacks, leaving some of them red faced. But that's also creating plenty of growth for internet and mobile security firms.

• Europe Is Strangling the Telecom Industry: CEO Tuesday, 26 Feb 2013 | 7:48 AM ET

  

  The regulatory framework for European telecommunication providers needs to change totally if Europe is to keep up with the U.S. in promoting faster wireless data networks, according to France Telecom-Orange CEO, Stephane Richard.

• Visa: Embedding Payment into Phones   Tuesday, 26 Feb 2013 | 3:49 AM ET

  

  Jim McCarthy, global head of product management at Visa, talks to CNBC about the company's plans to turn a smartphone into a payment card.

• Nokia's 'Burning Platform' Gets Major Overhaul Tuesday, 26 Feb 2013 | 2:52 AM ET

  

  When Nokia chief executive Stephen Elop booked the Grand Tarabya hotel in Istanbul for the group's annual leadership meeting at the end of January, he planned a spectacular finale. As the meeting of 200 senior executives drew to a close, musicians introduced themselves into the room, playing Ravel's Bolero, until the whole orchestra was present for the climactic bars. The Financial Times reports.

• New Products Show Best of Sony: CEO   Tuesday, 26 Feb 2013 | 2:35 AM ET

  

  Kazuo Hirai, CEO of Sony, tells CNBC about Sony's new products, the Xperia Z smartphone and the Xperia tablet Z.

• Nokia Plots Comeback With $20 'Indestructible' Phone Tuesday, 26 Feb 2013 | 2:28 AM ET

  

  As the Apples and Samsungs of the tech world dominate smart phone markets in the developed world, Finland-based mobile maker Nokia has set its sights elsewhere: the rural and isolated populations of the developing world. The Global Post reports.

• France Telecom CEO: Innovation Has Been Forgotten in Europe   Tuesday, 26 Feb 2013 | 1:40 AM ET

  

  Stephane Richard, CEO of France Telecom-Orange, tells CNBC that the European telecoms industry is weak, pays too much tax and needs a digital strategy.

• Sony CEO: Concentrating On Core Business  Tuesday, 26 Feb 2013 | 1:20 AM ET

  

  Kuzuo Hirai, CEO of Sony talks to CNBC about his strategy for the company since becoming chief executive last April.

• Has Sony Returned to the Big League?   Tuesday, 26 Feb 2013 | 1:15 AM ET

  

  The world's top phone makers have been unveiling their products at the Mobile World Congress. Kelly Evans takes a look at Sony.

• Emerging Markets Pose New Problems for Mobile Giants Monday, 25 Feb 2013 | 4:56 PM ET

  

  Mobile growth opportunities lie in emerging markets but heavyweights like Apple and Google are having to rethink their approach.

• Gunning For Apple at the Mobile World Congress  Monday, 25 Feb 2013 | 12:15 PM ET

  

  Fast Money trader, Stephanie Link explains why she thinks Barnes & Noble shares still have value. And Brian Marshall, ISI Group, discusses why he has a strong "buy" rating on Apple, despite the stock's recent decline and increased competition.

• Mozilla Aims to Outfox Its Mobile Competitors Monday, 25 Feb 2013 | 10:33 AM ET

  

  Mozilla is hoping to do for the mobile phone industry what it did for browsers: offer more choice and a more open platform for developers.

• World's Biggest Smartphone Party  Monday, 25 Feb 2013 | 10:17 AM ET

  

  In an interview from the Mobile World Congress in Barcelona, Spain, Paul Jacobs, Chairman & CEO of Qualcomm, discusses how mobile technology is changing the face of the tech world.

• Cars Are Big Smartphones on Wheels: AT&T CEO Monday, 25 Feb 2013 | 8:09 AM ET

  

  Connected cars will be as common as smartphones, AT&T Chairman and CEO Randall Stephenson told CNBC.

• AT&T Grabs OnStar Service From Verizon  Monday, 25 Feb 2013 | 6:06 AM ET

  

  Randall Stephenson, Chairman & CEO of AT&T, discusses General Motors' decision to partner their wireless service with AT&T, and provides a snapshot of how smartphones are changing the way consumers use technology.

• Apple Wobbles as Mobile Walls Come Down Monday, 25 Feb 2013 | 5:28 AM ET

  

  Openness. Choice. Balance. These are the early buzzwords at Mobile World Congress, the industry's massive annual confab.