By its own estimates Nokia achieved 40% global handset market share in the fourth quarter after a strong holiday sales season and increased dominance in the developing markets. Nokia is clearly benefiting from Motorola’s failure to execute on its new products, but Nokia’s momentum may have inspired CEO Olli-Pekka Kallasvuo to be a bit more daring. He claimed Nokia would regain its lost market share in North America, the only region where Nokia is not the market leader. more

AT&T is expecting a strong 2008, with consolidated revenue growth in the mid-single digits, a significant expansion in margins and continued double-digit growth in earnings per share — even if the U.S. economy continues to struggle, Senior Executive Vice President and CFO Rick Lindner told financial analysts today.

The financial markets reacted badly earlier this month, when AT&T CEO Randall Stephenson mentioned a slowdown in the consumer market, and some analysts questioned whether AT&T had taken into account the current economic times when making its relatively rosy 2008 projections. more

Though optical transport equipment vendor Sorrento Networks was absorbed by Zhone Technologies in 2004, a new incarnation of Sorrento launched this month, acquiring those products back from Zhone. Its CEO Jim Nevelle spoke with Telephony about the startup’s plans.

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Little Soma Networks has hit the WiMAX jackpot, announcing today it is rolling out what it believes is the largest WiMAX network in the world in India. Though Soma did not reveal any financial details of the deal, it said India’s telecom incumbent Bharat Sanchar Nigam Ltd (BSNL) has tapped Soma for networks in four of India’s states in a rollout that will target 400 cities and towns in the next two years. more

Driven by disappointing sales of the Razr 2, Motorola today reported fourth-quarter earnings of $100 million, down from $623 million in Q4 of last year. Sales for the Chicago-based communications company fell in the last three months to $9.65 billion from $11.79 billion in the same period a year earlier. more

Ciena’s surprise announcement of its plans to acquire Ethernet access vendor Worldwide Packets left some analysts scratching their heads yesterday, largely because Ciena declined to offer many details on key justifications for the deal and its terms. more

Siemens released its line of 802.11n product line today, joining a growing number of wireless LAN vendors — which includes Cisco Systems, Meru Networks, Aruba, Trapeze, Colubris and Ruckus Wireless — that are designing high-capacity wireless LAN gear for the enterprise. There seems to be little doubt that 802.11n will eventually displace its a, b and g predecessors (IT research firm The Burton Group believes that 802.11n will even replace wired Ethernet LANs in the next two years). The question is whether the enterprises need them, or can even support them, today. more

Mobile TV chipmaker Telegent Systems today unveiled the TLG1120, a single-chip CMOS mobile TV receiver supporting all major worldwide broadcast TV standards, including NTSC, PAL, and SECAM TV broadcasts. According to the three-year old startup, the TLG1120 is the first mobile TV receiver to provide global access to free-to-air content. more

Telephone and Data Systems has launched a WiMAX network in Madison, Wis., tapping into the economies of scale generated by Sprint’s upcoming Xohm launch. While Sprint has launched trial networks in only two markets, its planned nationwide launch is expected to produce WiMAX devices, modems and infrastructure at the 2.5 GHz frequencies from a plethora of vendors–all of which can be used to fuel WiMAX launches from any carrier owning similar spectrum. more

Mobile content and advertising vendor Quattro Wireless this week unveiled the new GetMobile mobile advertising network, designed to mirror the success of Google’s AdSense online auction format. more