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CONCLUSIONSThesuccessfulintroductionofGSMasafullyevolvingpowerfulsystemplatformhasbee... CONCLUSIONS
The successful introduction of GSM as a fully
evolving powerful system platform has been followed
by overwhelming market success, with the
result that GSM has become by far the dominant
second-generation radio-mobile telecommunications
system globally. Presently the evolution of
GSM exhibits the paradox of evolution: if something
evolves, it becomes different; that is, GSM
transforms into UMTS. UMTS aims at providing
global mobile personal multimedia services in a
convergent world, where the consumer will no
longer choose between delivery networks but
between the services that meet his needs.
The original vision of a single technology for
the third generation has transformed into the
goal to standardize a family of third-generation
mobile telecommunications systems allowing
deployment of networks depending on market
needs and operator business plans, with several
technological choices. Following an innovative
approach to globalize standardization, UMTS
standards are developed by 3GPP.
UMTS will benefit from the huge GSM footprint
worldwide. It combines the best of different
worlds: circuit switching for voice only
services and IP connectivity to bring IP-based
real-time multimedia communication services
and non-real-time multimedia information services
to the user on the move. UMTS technical
specifications mature within 3GPP in a timely
and efficient manner. They will form a sound
base for commercial take-off of UMTS as the
most mature third-generation standard in 2002.
Moreover, a base for future releases has already
been laid to keep on maturing according to market
requirements and enabling technologies.
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2007-05-07 · TA获得超过3418个赞
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摘要:
作为一个技术充分成熟的强大的系统平台,GSM的成功引进成功地取得了压倒性的市场优势,导致了GSM成为了目前为止主要的二代广播-移动通讯系统。当前,GSM的进化呈现出了进化自身的悖论:事务一进化就变成了另外的事务,也就是说,GSM变成了UTMS。UTMS旨在全球一体化的条件下提供个人多媒体移动服务,消费者不再选择采用何种传输网络,而是选择他需要的服务。对第三代系统的最初技术幻想已经成为了对第三代通讯系统标准化的框架,他使基于市场需求和个人商业计划成为可能,并提供多种技术选择。沿着全球化标准化的创新之路,UTMS标准是基于3GPP而发展起来的。UTMS得益于GSM全世界巨大的发展脚印。他集百家之长合而为一:单语音专线服务和IP联网(提供基于IP网络的实时多媒体通讯服务)和非实时移动多媒体信息服务。在3GPP标准下,UTMS技术特征快速高效的日趋成熟。这形成了对UTMS-作为2002年最成熟的三代标准的商业起飞的巨大的呼声。不仅如此,现在还打下了基础,使UTMS继续根据市场需求发展完善以及适时开放技术。
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