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Now showing items 54-73 of 141

Geolocation of Narrow Band Radio Frequency Emitter Using RSS based Localization Techniques: The Case of Addis Ababa

Kebe, Adugna (Addis Ababa University, 2021-09)

Currently, determining the coordinate of fixed or moving objects using propagation features of radio waves such as signal strength, propagation delay, signal phase, and angle of arrival have been a subject of interest in ...
Hotspot Prediction Using Deep Learning: In the Case of Addis Ababa LTE Network

Gebremedhin, Weldemariam (Addis Ababa University, 2022-01)

Due to users demand for high mobile bandwidth, operators increasingly spend money in routine optimization activities, adding cell sites, and deploying new technologies. This is mainly to improve capacity and quality of ...
Hybrid Approach to Detect Fault Caused KPIs Anomaly in UMTS Cells

Yared, Hawulte (Addis Ababa University, 2020-02-24)

Cellular networks usually suffer from failures or performance degradations due to several reasons, such as external interference, hardware/software bugs on network elements, power outages, or cable disconnections. ...
Hybrid Clustering and Deep Learning-based Spatio Temporal Analysis of Spectrum Utilization

Frehiwot, Bantigegn (Addis Ababa University, 2021-10)

Radio spectrum is a finite resource, while the demand for wireless systems is increasing at an exponential rate. To meet this demand, new generations of cellular networks were introduced.Spectrum utilization of cellular ...
Hybrid SARIMA-ELM-based Data Traffic Forecasting: The Case of UMTS Network in Addis Ababa, Ethiopia

Getinet, Tesfaye (AAU, 2018-10-25)

In Universal Mobile Telecommunications Service (UMTS) network planning, data traffic demand is one critical input in deciding dimension of network elements. Past data collected from deployed UMTS network can be used to ...
An Improved Technique for Enterprise Service Bus Data Transformation: The Case of ethio telecom

Alemtsehay, Kebede (AAU, 2018-10-19)

Service Oriented Architecture (SOA) is an integration architecture approach that is based on the concept of a service and addresses, the requirements of loosely coupled, standards-based, and protocol independent distributed ...
Improving existing VPN through Software Deﬁned Networking

Goytom, Mebratu (AAU, 2018-11-16)

Currently, telecom service providers are using Multi-Protocol Label Switching (MPLS) technology in their IP core network to provide Virtual Private Network (VPN) services to their customers. However, most of the current ...
An Integration Pattern Selection Framework for ethio telecom Enterprise Systems

Thomas, Abebe (AAU, 2018-11)

Enterprise Application Integration (EAI) as a solution combines processes, standards, software and hardware for the seamless integration of different enterprise systems in order to operate and function as one. The success ...
Inter-Cell Interference Mitigation in LTE-Advanced Network by Using Coordinated Multipoint Transmission Technique: The Case of Addis Ababa, Ethiopia

Getaneh, Molla (Addis Ababa University, 2021-10)

The number of mobile broadband subscribers is increasing along with mobile data traffic on the Ethiopian mobile network. Mobile customers are facing dissatisfied service quality as the number of subscribers is increasing ...
Interference Mitigation Using eICIC in LTE-A Heterogeneous Network: The Case of Ethiotelecom

Beza, Mengistu (Addis Ababa University, 2021-12)

The increase in smart device numbers and also high-capacity demanding services has led to growth in wireless cellular data traffic. This forces mobile operators to increase network capacity to meet subscriber demand. In ...
International Revenue Sharing Fraud (IRSF) Detection Using Data Mining Techniques: The Case of Ethio Telecom

Alamarew, Digafe (Addis Ababa University, 2022-01)

One of the most often expressed concerns in the telecom industry is international revenue sharing fraud. Fraudsters are motivated to generate traffic for their services without paying the originating network. Existing ...
Investigation and Optimization of Electrical Tilt and Azimuth for Addis Ababa LTE Network

Taddege, Assefa (AAU, 2018-11)

Demand for mobile broadband connectivity is significantly increasing and mobile network operators are continuously improving their network by introducing new technologies to accommodate the demand. After mobile network ...
Link Capacity Dimensioning of Microwave Backhaul Using Real-time Traffic in the case of the Ethio Telecom Network

Daniel, Gonfa (Addis Ababa University, 2021-09)

As technology advances, the traffic demand has increased in tandem with the evolution of mobile service types, and prompting mobile operators to enhance their network capacity. Because optimum link capacity planning is ...
Machine Learning Based Mobile Airtime Credit Risk Prediction using Customer Profile and Loan Information

Shashu, Brhane (Addis Ababa University, 2021-12)

Airtime credit service is usually used by prepaid mobile subscribes when they cannot recharge their service number. The credit service helps to increase service subscribers' satisfaction and revenue of the telecom operator. ...
Machine Learning Based QoE Estimation Model for Video Streaming over UMTS Network

Digis, Weldu (Addis Ababa University, 2020-02)

The advent of data-intensive services needs quality Internet services. This in turn, makes Quality of Experience (QoE) gain prominent recognition in the telecommunications industry. Ethio telecom uses network Quality of ...
Machine Learning Based Traffic Classification Algorithm for Fixed Network Traffic

Selamawit, Bayu (Addis Ababa University, 2021-12)

Traffic classification is associating network flows with the applications that generate them. Traffic classification helps ISPs (internet service providers) as the fundamental building block for any traffic management ...
Managing Cross-Border Cellular Networks Interference via Game Theorybased Spectrum Sharing

Seid, Ahmed Endris (AAU, 2018-11-16)

The need for wireless services and high data rate is growing rapidly as a result of development of communication technologies. The challenges for operators to meet this rising demand of high data rates is radio spectrum ...
Mapping Customer Relationship Management Data to Customer Experience using Machine Learning: In the Case of Ethio Telecom

Helen, Hailmariam (Addis Ababa University, 2022-01)

Making a positive customer experience is a strategic priority for a business company. To enable a seamless customer experience, the company used methods like surveys to rate the experience. Survey-based measurement systems ...
Market Segmentation of Mobile Internet Customers Using Clustering Algorithms: The Case of Ethio Telecom

Bishaw, Yadessa (Addis Ababa University, 2020-02-25)

Telecom companies utilize data mining algorithms and tools to understand the behaviors of their customers. Cluster analysis is one of the techniques used to identify homogenous groups of customers from a heterogeneous ...
Mobile Data Traffic Prediction Using Multivariate Time Series Data: The Case of LTE Network in Addis Ababa

Endale, Mare (Addis Ababa University, 2021-09)

Due to various reasons including the advancement of mobile devices and the proliferation of data-intensive applications, the demand for mobile data traffic is increasing rapidly. Mobile network providers are facing a ...

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