Также немаловажную роль играет низкая излучаемая мощность радиопередатчиков абонентских устройств.
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3GPP2 technical requirements and experiences are offered to the general public for free, single-use down load, presented the paperwork will not be reproduced either partly or in entirety.
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This paper offers an overview of The essential radio interface concepts for that 3G prolonged-expression evolution principle, which include OFDM and Superior antenna Option, and provides efficiency success indicating to what extent the requirements/targets is often achieved.
Whilst conversations did take place concerning ETSI and also the ANSI-forty one Local community with a see to consolidating collaboration attempts for all ITU "close relatives," eventually it absolutely was considered suitable that a parallel Partnership Task be here proven - "3GPP2," which, like its sister project 3GPP, embodies the key benefits of a collaborative exertion (well timed supply of output, fast Doing the job methods), whilst at the same time benefiting from recognition as being a specifications-building physique, offering less difficult access in the outputs in to the ITU soon after transposition in the specifications inside a Standards Improvement Business (SDO) right into a standard and submittal by using the nationwide procedure, as relevant, to the ITU. Who is Included?
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Equally UMTS and CDMA2000 can work with the LTE engineering to supply 4G speeds for their prospects. LTE needs are specified by 3GPP, and it streamlines the mobile network evolution by also letting 3GPP2-led CDMA2000 to make use of LTE for 4G.
预测模型的优化 ：通过机器学习等先进技术来预测无线环境的变化，实现更为智能的开环控制。