By Maciej Stasiak, Mariusz Glabowski, Arkadiusz Wisniewski, Piotr Zwierzykowski
This booklet is a must-read for all community planners and different pros wishing to enhance the standard and price potency of 3G and LTE networksIn this booklet, the authors handle the structure of the 2/3G community and the long run Evolution (LTE) community. The ebook proposes analytical versions that make the research and dimensioning of crucial interfaces, i.e. WCDMA or Iub, attainable. additionally, the authors contain descriptions of primary technological matters in 2/3 G networks, uncomplicated site visitors engineering types and widespread examples of the applying of analytical types within the research and dimensioning of the interface of mobile networks. the explicit wisdom incorporated within the content material will permit the reader to appreciate after which to arrange acceptable programming softwares that may let them evaluation caliber parameters of mobile networks, i.e. blocking off possibilities or name losses. also, the booklet provides versions for the research and dimensioning of the Wideband Code department a number of entry (WCDMA) radio interface and the Iub interface, either wearing a mix of unencumber ninety nine site visitors (R99) and High-Speed Packet entry (HSPA) site visitors streams. eventually, the analytical versions provided within the booklet will be extensively utilized within the technique of modeling and optimization of LTE networks.Key Features:Describes the structure and the modes of operation of the mobile 2/3/4G platforms and the LTE community Covers the site visitors concept and engineering in the context of cellular networks offers unique analytical equipment that allow their clients to measurement chosen interfaces of mobile networks Discusses versions for the research and dimensioning of the Wideband Code department a number of entry (WCDMA) radio interface and the Iub interface, either sporting a mix of unlock ninety nine site visitors (R99) and High-Speed Packet entry (HSPA) site visitors streams comprises difficulties in addition to an accompanying web site containing strategies, software program instruments and interactive flash animations (http://wiley.teletraffic.pl) This e-book can be a useful advisor for pro engineers (radio making plans engineers, optimization engineers, transmission engineers, center community engineers, provider administration engineers) operating within the parts of cellular instant networks know-how, not just in optimization technique, but additionally in profitability review of newly applied companies (i.e. in NPV - internet current price analysis), and researchers and scientists. complex scholars within the fields of cellular communications networks and platforms also will locate this ebook insightful.
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Extra info for Modelling and Dimensioning of Mobile Wireless Networks: From GSM to LTE
The physical radio channel between the base station and the mobile station operates using cyclic transmission in the same carrier frequency and the same time slot as a block of bits called a packet. 69 μs. 833 kbps. A typical packet, except the access packet, has 148 bits, thus its duration is about 546 μs. The duration of a single time slot is 577 μs, which allows for maintaining a steady interval between successively transmitted packets. A basic frame in the GSM system is composed of eight successive time slots.
The signal received by the base 34 Modeling and Dimensioning of Mobile Networks station is compared with a predefined value of the signal. If the signal power transmitted by a terminal exceeds the TPC command, the base station demands that the mobile station decrease the power. If the received signal is below predefined thresholds, the mobile station receives a directive message to increase the transmitted power level . The algorithm for the downlink is similar to that for the algorithm for the uplink.
It was also decided that the architecture of the system should be flexible enough to accommodate various types of service in the future, and its introduction should not entail costly expansion of the network or stoppages in its operation [1, 2]. The first version of the UMTS network architecture, R99 (UMTS Release 1999), was approved by 3GPP in March 2000 . 4 . 4 UMTS network architecture under version R99 . Universal Mobile Telecommunication System 19 radio network functions are carried out by two devices: base station Node B and the radio network controller (RNC).
Modelling and Dimensioning of Mobile Wireless Networks: From GSM to LTE by Maciej Stasiak, Mariusz Glabowski, Arkadiusz Wisniewski, Piotr Zwierzykowski