Wireless access has completely changed the way we live, work, and play. Everywhere you look, people are using their mobile devices to talk, text, watch videos, and adopt new applications that seem to ...

AT&T has begun to shut off TDMA networks in select cities, notifying TDMA and GAIT users in those markets that they must upgrade their handsets to GSM models. Trial shutdowns have begun with small ...

However, it is well known that the standard CSMA/CA MAC protocol used by Wi-Fi is not well suited for long distances. To achieve better performance, some researchers have proposed replacing the ...

On-the-fly reconfiguration of LinkWayS2 system enables government satcom operation such as WGS. Photo:ViaSat [Via Satellite 12-19-13] ViaSat has successfully demonstrated full-mesh multi spot beam ...

Hughes Network Systems has partnered with the Australian Defence Force (ADF) and the US military to test its advanced TDMA waveform technology during exercise Talisman Sabre 2015, the company ...

Filled with worked examples and over 200 illustrations, this edition offers a clear, state-of-the-art presentation of all satellite communications topics such as orbits and launching methods, ...

While GSM was the second-generation digital cellular system that was introduced within Europe initially, another development took place in the USA. There were different requirements, and as a result ...

The DOCSIS 1.0 and 1.1 specifications define the physical-layer RF interfaces for data-over-cable systems. 1 With the success of DOCSIS-based broadband access to homes and businesses, the demand for ...