Regional USA operator Cellcom has launched its 4G LTE network in seven areas of Northeast and Central Wisconsin. The first phase of Cellcom’s 4G LTE rollout includes cell sites in Green Bay, Sturgeon Bay, Appleton, Oshkosh, Wausau, and parts of Oconto and Marinette Counties. 

South Korean mobile carrier SK Telecom has launched a pilot service for Multi Carrier (MC) to enable use of both 800MHz and 1.8GHz frequency bands, in the area from Gangnam Station to Kyobo Tower Crossroads. Operator plans for its commercial launch in July 2012.

TeliaSonera has renewed and expanded its contract with Ericsson, that was initially signed back in 2010. Ericsson will now perform field operation services for the operator's fixed and mobile networks.

ZTE has announced that it completed the download test using carrier aggregation (CA) technology in a commercial environment in collaboration with Guangdong arm of China Mobile. The test took place in an outdoor TD-LTE network environment. 

Canadian operator TELUS  has announced Wi-Xi squad that will visit various popular public places throughout the summer to give Montrealers free access to operator’s 4G LTE network.

February 15, 2009 - Starent Networks, Corp (Nasdaq: STAR), a leading provider of infrastructure solutions that enable mobile operators to deliver multimedia services, today announced it has complet

South Korea's SK Telecom has unveiled “LTE-Advanced 3 Band Carrier Aggregation (CA)” technology that aggregates 3 bands 20MHz+10MHz +10MHz. This technology will support speeds of up to 300Mbps. LTE-Advanced 3 band CA is expected to become commercialized by the end of 2014.