—Third generation (3G) packet switched WCDMA networks with high-speed downlink packet access (HSPDA) are currently being deployed worldwide to provide wireless broadband connecti...
Transmitting voice through IP data network can provide significant cost savings. However if not managed properly, voice quality can degrade due to data network congestion. Voice o...
— Push-to-talk over Cellular (PoC) is considered as one of important applications in Next Generation Networks (NGN). The main objective of this study is to investigate the perfor...
Wei-Peng Chen, Steven Licking, Takashi Ohno, Satos...
Application-level content-based routing using XML is a key technology for decentralized publish/subscribe systems. In this paper, a new approach is proposed to support the efficien...