期刊名称：International Journal of Advanced Research In Computer Science and Software Engineering
印刷版ISSN：2277-6451
电子版ISSN：2277-128X
出版年度：2013
卷号：3
期号：2
出版社：S.S. Mishra
摘要：The goal of the next generation of mobile communications system is to provide a wide range of communication services to everyone everywhere and at anytime. The services provided to the mobile phone users are like high speed data transmission, improved video quality and multimedia services as well as voice signals. The first generation systems were rep resented by the analog systems which were designed to carry the voice traffic while its subsequent digital counterparts are included in second generation systems. The third generation are used for higher transmission rate bandwidth of signals and are oriented towa rds multimedia message capacity
