By Ajith Abraham, Pavel Krömer, Vaclav Snasel

This quantity comprises authorized papers awarded at AECIA2014, the 1st foreign Afro-European convention for commercial development. the purpose of AECIA was once to collect the major specialists in addition to first-class younger researchers from Africa, Europe, and the remainder of the realm to disseminate most recent effects from quite a few fields of engineering, info, and conversation applied sciences. the 1st version of AECIA used to be geared up together through Addis Ababa Institute of expertise, Addis Ababa college, and VSB - Technical collage of Ostrava, Czech Republic and came about in Ethiopia's capital, Addis Ababa.

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Additional resources for Afro-European Conference for Industrial Advancement: Proceedings of the First International Afro-European Conference for Industrial Advancement AECIA 2014

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OAD is a passive optical device that can be placed in an outdoor power cabinet or in an optical cross-connecting box. OMD and OA can be installed in the equipment room where a BBU pool is located. Figure 7 shows a configuration of four RRU nodes, each with an OAD1. Optimal modules on the BBUs and RRUs are colored WDM modules with certain wavelengths. Coarse WDM is used to support a maximum of 18 wavelengths, and Dense WDM is used to support a maximum of 80 wavelengths. Through colored fiber connection, both TD-SCDMA and TD-LTE C-RAN bearer schemes can be implemented with only one pair of fibers.

AIRS (Antenna Integrated Radio Unit) from Ericsson, Alcatel-Lucent’s LightRadio [6], and Nokia Siemens' Liquid Radio [10] are examples of RRUs. 2 31 Common Base Station (BS) Pool/ Cloud Servers with more powerful communications processors that handle the more sophisticated processing functions are replacing the base stations and form a Virtual BS pool. For example, multicore general purpose processors (GPP) like Intel’s bank of x86 servers running software-defined radio (SDR) application, and IBM’s POWER processors are well matched to the computation - intensive portions such as the physical (PHY) layer.

But with Cloud-RAN, operators can allocate capacity where and when needed, following the flow of network congestion from the suburbs to the central city and back again [13]. Advanced Centralized RAN concept could be best suitable for this scenario. (ii) Deployment of dense Micro Cells (Heavy Urban Load): C-RAN will make dense urban networks possible. The C-RAN could solve lot of problems in urban geographic where the demand could be switching dynamically across different areas. It can be deployed in different ways.

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