Facts About Core Network Architecture Revealed
Facts About Core Network Architecture Revealed
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Также немаловажную роль играет низкая излучаемая мощность радиопередатчиков абонентских устройств.
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Area-Based mostly Services: EVDO enabled area-dependent services, for instance navigation and placement tracking, by supplying a dependable data connection for accessing map data and GPS info.
数字信号相乘，由于伪随机码速率快，扩展了传输带宽（伪随机码带宽远大于信号带宽，扩展信号频谱），在接收端，用相同的伪随机码序列
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A generalized RAKE receiver for interference suppression and multipath mitigation is proposed, exploiting The truth that time dispersion substantially distorts the interference spectrum from Each and every foundation station while in the downlink of a wideband CDMA procedure.
It can be applied to stay away from interference, spying and jamming. The spreading code made use of UMB (Ultra Mobile Broadband) is understood to transmitter and receiver only.
Technique-level simulation success about the HSDPA overall performance are offered to expose the effects of consumer devices (UE) abilities including the most number of multicodes and obtain range and indicate that reduction on the spherical vacation time, a higher uplink data rate, and lower uplink block mistake rate are needed to achieve the higher TCP-degree throughput.
It is actually made for short-vary which acts being an access process to key networks. As a result of adaptable nature of DE
HSPA is extensively deployed by mobile operators as a means to boost the overall performance in their 3G networks and supply a much better support to their prospects.
Just about every TSG meets somewhere around four periods each year to make technical specs and experiences. Given that 3GPP2 has no authorized position, possession and copyright of such output documents is shared among the Organizational Companions.
数据包调度： 基站根据各个用户的信道质量、历史数据和实时反馈对数据包进行调度。
Every time a mobile is "hunting", it can be aiming to find pilot indicators around the network by tuning to particular radio frequencies and executing a check here cross-correlation throughout all attainable PN phases. A strong correlation peak consequence suggests the proximity of the BTS.
Remote Access: It authorized users to remotely access corporate networks and website assets, which makes it valuable for industry experts who required to work from locations outside the office.