MetroPCS Communications has announced commercial launch of Rich Communication Services (RCS) on its 4G LTE network. MetroPCS will offer its RCS services under the GSMA-licensed joyn brand. RCS services is initially available on the Samsung Galaxy Attain 4G via joyn application.

Telefónica has demonstrated transfer of voice calls from a LTE network to a 3G mobile network seamlessly and without interruption. According to operator, this handover was achieved in Germany in a test laboratory environment that accurately simulates that of a real mobile network.

Vietnam telecom regulator the Ministry of Information and Communications (MIC) has allowed FPT Telecom to test LTE in Hanoi and HCM City within one year, according to Vietnamnet.

T-Mobile has announced Simply Prepaid, a new wireless prepaid plan with unlimited data, talk and text with 4G LTE data buckets starting as low as $40 a month. The new plan will be available starting January 25th. 

SK Telecom, Nokia Networks have commercialized a core LTE-Advanced (LTE-A) technology called ‘Enhanced Inter-Cell Interference Coordination (eICIC)’. eICIC is a technology that controls signal interference between macro and micro base stations to enhance the quality of the LTE-A network. 

Polish telecom regulator, Office of Electronic Communications (UKE) has given permission to Polish cellular operators CenterNet and Mobyland to set up LTE test transmitters for LTE trials.