It is very important to make an ultra-wideband coupler with high performance. According to the special request of the task, a method for designing ultra-wideband (UWB) symmetric multi-section ...

In this paper design of ultra-wideband (UWB) multiple-input multiple-output (MIMO) antenna with wideband operation from 2.83 GHz to 10.18 GHz is presented. The designed antenna is combination of two ...

T-Mobile is bringing some of its Uncarrier energy to Ultra Mobile, the carrier’s international-focused MVNO that operates on ...