China Mobile International and US carrier Clearwire have signed a non-binding memorandum of understanding (MOU) for international roaming between China and the United States using TD-LTE.

Integrated telecom services provider, Omantel has announced the commercial launch of its 4G LTE network in the Sultanate of Oman. The LTE network launch comes after a series of trials which successfully delivered speeds of up to 100 Mbps. Company has awarded its LTE network contracts to Huawei and Ericsson end of last May.

Russia has awarded 4G frequencies to four telecom operators, Reuters reported today. The four operators are VimpelCom, Mobile TeleSystems (MTS), Rostelecom and MegaFon. Other bidders that participated in the spectrum auction, included TTK, Summa Telecom and Tele2 Russia.

Canada's Rogers Communications is investing approximately $2.2 billion in wireless capital investments in 2011 and 2012, including close to $500 million to bring LTE to the majority of Canadians by the end of 2012. Operator has just completed one year of it's LTE launch.