J. Virtamo 38.3141Teletraffic theory / Traffic 1 Traffic intensity a = λ·T where λ = number of carried connections per time unit (arrival rate, call rate) T = mean duration…
Unit 1: Development of Telecommunication Switching Systems Message switching, Packet Switching and Circuit switching Explain different switching mechanisms. Compare them…
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Chapter 3 Cellular Concept - System Design Fundamentals Objective Early mobile systems Objective: • The design objective of early mobile radio systems was to achieve a…
The Cellular Concept System Design Fundamentals Table of Contents Frequency Reuse Channel Assignment Strategies Handoff Strategies Prioritizing Handoffs Practical Handoff…
Capacity Theory ZTE University CDMA-BSS Team Main Content Basic Elements and Calculation of Traffic Capacity Recognized Busy Hour Methodologies Determine Erl B Table and…
Traffic Engineering Traffic Engineering Traffic Engineering • One billion+ terminals in voice network alone – Plus data, video, fax, finance, etc. • Imagine all users…
GLOBAL SYSTEM OF MOBILE COMMUNICATIONS (GSM) NETWORK ARCHITECTURE OMC MSC/VLR BSC BIE BTS A bis BSS C Um MS HLR/ AUC F EIR H SC/VM MSS A MSC/VLR E PSTN ISDN PSPDN Allocated…
BITUMEN PAVES THE WAY Types of Binders 1. 2. Tar Natural Asphalt / Rock Asphalt / Lake Asphalt p Bitumen 3. Tar • COKE OVEN TAR • Produced at temperatures above 1200OC…