Radio Network Organizing and Optimisation for UMTS comprehensively points out ways to dimension, plan and optimise UMTS (Universal Mobile Telecommunications Technique) networks. It introduces the Houses of the spread spectrum system and supplies a normal overview from the Actual physical layer of UTRA FDD. The radio network planning procedure for WCDMA is clearly presented and thorough information on how you can dimension, program and rollout a 3G network, both equally theoretically and practically is delivered.
码片同步 ：指接收端的扩频码与发送端的扩频码在码片时序上的同步。这一过程需要解决码片时序的捕获和跟踪问题，通常采用滑动相关法、匹配滤波法等技术实现。
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移动通信中，将话音信号转换为数字信号，给每组数据话音分组增加一个地址，进行扰码处理，并且将它发射到空中。
Two novel, multi-antenna receiver buildings for MIMO operating in frequency-selective fading environments offering a big reduction in complexity compared to other MIMo equalizer structures are produced.
Backup Internet Connection: In areas with confined broadband access, EVDO USB dongles and mobile hotspots have been utilised as backup Web connections, offering a reliable source of connectivity when wired internet was unavailable or disrupted.
Program to seek out the ultimate sizing of Congestion Window in TCP Reno Provided the Preliminary congestion window dimensions cwnd, threshold price ssthresh, link time rtt and an array arr where arr[i] indicates some time any time a packet decline is detected.
As logistics proceeds to evolve, multi-copyright shipping is poised to get a promising future. The strategy is predicted to increase with the introduction of more provider alternatives, The mixing of synthetic intelligence for enhanced efficiency, and the development of eco-friendly delivery options to reduce environmental impacts when even further advancing more info comparative rate purchasing.
采用先进的信号处理技术 ：如使用多用户检测算法来减少多址干扰，从而降低对发射功率的要求。
帧同步 ：指将接收的数据序列按照传输时的帧结构正确地划分开来。帧同步一般需要在码片同步的基础上，利用特定的同步序列进行。
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Spread Spectrum and CDMA: EVDO employs spread spectrum strategies, which means it spreads the data sign over a variety of frequencies.
Crisis Services: EVDO performed a role in supporting mobile data communication for unexpected emergency services, enabling very click here first responders to access important information and facts and coordinate rescue endeavours in genuine time.
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