Mobile Communications

The use of mobile and portable devices to download and use content raises the issues of rights management. The originator of the content, wh...

Press-to-Talk (PTT) service is a real-time, point-to-point and point-to-multipoint, voice-based instant messaging application. This has prov...

Studies have been conducted in relation to the roll-out of DVB-H and its possible integration with cellular networks. DVB-H is backward-comp...

Given the range of mobile device capability in today’s market, there are many types of service that may be available to the user. Some of th...

The role of an operating system (OS) within a handset or handheld device is no different than the OS deployed in computing terminals; the ma...

The USB initiative was an attempt by the IT industry to provide a simple, standardized interface that could support many applications and wa...

Although reducing the number of pixels in an image reduces the bit rate of a video signal quite dramatically, further reductions are necessa...