U.S. operator Sprint has significantly improved 3G service in Puerto Rico and also expanded 4G service by launching its LTE network in Aguadilla, Isabela, Cabo Rojo and Mayagüez. These cities are in addition to Ponce, Coamo and Guayama – which have offered LTE since 2012. 

UK’s 4G spectrum auction is now under way with seven bidders who are competing to acquire new LTE frequencies. The bidders are Everything Everywhere,  HKT (UK) Company, Hutchison 3G UK, MLL Telecom, Niche Spectrum Ventures (a subsidiary of BT Group plc), Telefónica UK, and Vodafone.

Sprint is building 4G LTE network in 28 additional cities within its nationwide 3G footprint and plans to launch LTE services in these markets in coming months. During the pre-launch phase, Sprint customers with capable devices may begin to see 4G LTE coverage in these areas and can use the network even before it officially launches. 

Nokia Siemens Networks has announced that company launched a LTE network for U.S. Cellular and its partner, King Street Wireless, in 11 markets covering select cities in Illinois, Missouri, North Carolina, Oklahoma, Oregon, Tennessee, Virginia, Washington and West Virginia. Nokia Siemens Networks was selected by U.S.

US carrier C Spire Wireless customers will soon start offering LTE broadband services in Philadelphia, Mississippi. Philadelphia will be the 33rd Mississippi market to receive C Spire’s advanced 4G LTE services since the initial rollout began in September 2012. 

Verizon Wireless LTE network now covers 473 markets. Earlier this week, operator launched LTE network in Keen & Lebanon in New Hampshire.  Verizon Wireless also has further expanded its LTE network in some New Hampshire communities.

U.S. carrier T-Mobile has announced that HD Voice is now available on its network nationwide. To experience HD Voice, both parties on the call must use capable T-Mobile 4G smartphones such as the HTC One S, Nokia Astound and Samsung Galaxy S III on T-Mobile’s HD Voice-enabled nationwide network.

MTN Uganda plans to deploy 4G LTE network in Uganda during the coming months. MTN Uganda has announced the Network Infrastructure upgrade plan to provide its customers with world class data access and speed of up to 100Mbps.